{"product_id":"tuttnauer-3850el-65l-laboratory-autoclave","title":"Tuttnauer 3850EL 65L Laboratory Autoclave","description":"\u003ch2\u003eTuttnauer 3850EL Laboratory Autoclave – Used \u0026amp; Refurbished\u003c\/h2\u003e\n\u003cp\u003eLaboratories that routinely sterilize \u003cstrong\u003eculture media, liquids, glassware, reusable laboratory supplies, plastics, and other steam-compatible materials\u003c\/strong\u003e often need considerably more capacity and flexibility than a small tabletop sterilizer can provide. The refurbished \u003cstrong\u003eTuttnauer 3850EL Laboratory Autoclave\u003c\/strong\u003e from American Instrument Exchange combines a spacious 65-liter chamber with automatic electronic controls, programmable laboratory cycles, cycle documentation, and a front-loading configuration designed specifically for research and scientific applications.\u003c\/p\u003e\n\u003cp\u003eWith a stainless steel chamber measuring approximately 15 inches in diameter by 19.7 inches deep, the Tuttnauer 3850EL provides substantial loading capacity while maintaining a relatively compact benchtop footprint. Its laboratory-focused control system supports sterilization of liquids, glassware, solid materials, and compatible plastics, making the 3850EL a versatile option for microbiology, biotechnology, pharmaceutical, academic, quality-control, and industrial laboratories.\u003c\/p\u003e\n\u003cp\u003eThis used Tuttnauer 3850EL has been reconditioned, inspected, and tested by American Instrument Exchange and includes a 90-day warranty. For laboratories replacing an aging autoclave or adding additional sterilization capacity, a refurbished 3850EL can provide sophisticated laboratory functionality at a significantly lower acquisition cost than purchasing a comparable new system.\u003c\/p\u003e\n\u003ch3\u003eTuttnauer 3850EL Key Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e65-liter front-loading laboratory steam autoclave\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eApproximately 15-inch-diameter × 19.7-inch-deep chamber\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomatic electronic cycle control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSterilization temperature range of approximately 105°C to 138°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for laboratory liquids, glassware, compatible plastics, and solid loads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProgrammable laboratory sterilization cycles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdvanced multicolor control interface\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBuilt-in memory for approximately 200 cycle records\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUSB and Ethernet cycle-data capabilities on applicable D-Line configurations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e316L stainless steel chamber with electropolished finish\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFront-loading benchtop design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptional configurations originally available for rapid cooling, vacuum, drying, and biohazard applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReconditioned, inspected, and tested by American Instrument Exchange\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncludes a 90-day warranty\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe Tuttnauer 3850EL is an automatic front-loading laboratory autoclave designed to provide reliable sterilization across a broad range of scientific applications. Unlike sterilizers developed primarily for medical or dental instruments, the 3850EL belongs to Tuttnauer's laboratory autoclave family and was engineered around the needs of research facilities processing liquids, culture media, glassware, plastics, waste, and other laboratory materials.\u003c\/p\u003e\n\u003cp\u003eIts 65-liter chamber offers a useful middle ground between small tabletop autoclaves and much larger floor-standing systems. The cylindrical chamber measures approximately 380 mm in diameter by 500 mm deep, or about 15 inches in diameter by 19.7 inches deep. This provides enough capacity for meaningful laboratory batches without requiring the footprint of an 85-, 110-, or 160-liter sterilizer.\u003c\/p\u003e\n\u003cp\u003eThe 3850EL uses an advanced electronic control system rather than the manual or basic electromechanical controls found on simpler autoclaves. The multicolor display helps operators identify cycle status and access operating information, while programmable cycle capabilities allow laboratories to establish sterilization conditions appropriate for different load types.\u003c\/p\u003e\n\u003cp\u003eTuttnauer designed the EL laboratory platform with both routine and specialized laboratory applications in mind. Standard processing can include solid and glassware loads at approximately 134°C, delicate materials at approximately 121°C, and liquid or waste-liquid cycles at 121°C. Depending on the original configuration, units could also be equipped with additional features such as rapid cooling, vacuum-assisted air removal, complete drying, biohazard exhaust filtration, and other specialized laboratory options.\u003c\/p\u003e\n\u003cp\u003eBecause the 3850EL was available in multiple configurations, American Instrument Exchange can help customers confirm the specific features installed on an individual refurbished unit before purchase.\u003c\/p\u003e\n\u003cp\u003eFor laboratories operating an older Tuttnauer system already, a refurbished 3850EL can also provide a familiar replacement platform without requiring an immediate move to a significantly more expensive new autoclave.\u003c\/p\u003e\n\u003ch3\u003eTuttnauer 3850EL Common Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSterilization of microbiological culture media\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProcessing of laboratory liquids and aqueous solutions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSterilization of laboratory glassware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProcessing of compatible plastic laboratory supplies\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSterilization of reusable laboratory instruments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMicrobiology and molecular biology workflows\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBiotechnology research and development\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePharmaceutical research and quality control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAcademic teaching and research laboratories\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFood and beverage testing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnvironmental and industrial laboratories\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProcessing of compatible laboratory waste\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eShared laboratory sterilization facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTuttnauer 3850EL Ideal Laboratory Environments\u003c\/h3\u003e\n\u003cp\u003eThe Tuttnauer 3850EL is particularly well suited for research facilities that need significantly more capacity and programming flexibility than a basic tabletop autoclave provides.\u003c\/p\u003e\n\u003cp\u003eMicrobiology laboratories may use the 3850EL for sterilizing culture media, reusable glassware, instruments, and compatible waste. Because liquids behave differently from dry solid loads during sterilization, having an autoclave designed specifically around laboratory applications can be a substantial advantage.\u003c\/p\u003e\n\u003cp\u003eBiotechnology laboratories can use the 3850EL to support media preparation, microbial research, molecular biology, process development, and other workflows requiring routine steam sterilization.\u003c\/p\u003e\n\u003cp\u003ePharmaceutical research and quality-control environments may also benefit from the combination of programmable cycles, stainless steel construction, electronic documentation, and flexible processing options.\u003c\/p\u003e\n\u003cp\u003eUniversities and shared research laboratories are another strong application. A 65-liter chamber can support multiple researchers or teaching groups while remaining considerably smaller than many institutional sterilizers.\u003c\/p\u003e\n\u003cp\u003eIndustrial, environmental, agricultural, and food-testing laboratories may also find the 3850EL appropriate for sterilizing reusable labware, media, liquids, and other compatible materials.\u003c\/p\u003e\n\u003cp\u003eFor laboratories that need dependable daily sterilization but cannot justify the cost of a new high-capacity autoclave, a professionally refurbished 3850EL can provide an attractive balance of capability and value.\u003c\/p\u003e\n\u003ch3\u003eLiquid and Culture Media Sterilization\u003c\/h3\u003e\n\u003cp\u003eLiquid sterilization is an important application for the Tuttnauer 3850EL.\u003c\/p\u003e\n\u003cp\u003eCulture media, buffers, aqueous solutions, and other laboratory liquids require different processing considerations than instruments or empty glassware. Liquids heat and cool slowly, and rapid depressurization can cause superheated contents to boil aggressively.\u003c\/p\u003e\n\u003cp\u003eThis can result in boil-over, lost media, contaminated chamber surfaces, or damaged containers.\u003c\/p\u003e\n\u003cp\u003eThe 3850EL laboratory platform supports liquid sterilization at approximately 121°C and was designed to work with flexible temperature probes for monitoring liquid loads. Appropriate liquid-cycle control can help the sterilizer respond to the actual thermal behavior of the load rather than relying only on chamber temperature.\u003c\/p\u003e\n\u003cp\u003eDepending on configuration, the 3850EL could also be equipped with rapid-cooling systems. These options were designed to reduce the long cooling periods often associated with larger liquid loads and improve overall laboratory throughput.\u003c\/p\u003e\n\u003cp\u003eNot every used 3850EL includes these optional systems, so customers planning intensive liquid-processing applications should confirm the installed configuration with American Instrument Exchange.\u003c\/p\u003e\n\u003ch3\u003eGlassware, Plastics, and Solid Laboratory Loads\u003c\/h3\u003e\n\u003cp\u003eThe Tuttnauer 3850EL is also designed to process a broad range of compatible solid laboratory materials.\u003c\/p\u003e\n\u003cp\u003eStandard glassware and solid-load programs can operate at approximately 134°C, providing efficient processing of appropriate heat-resistant materials.\u003c\/p\u003e\n\u003cp\u003eA lower-temperature 121°C program can be used for compatible delicate materials and plastics that should not be exposed to the higher standard solid-load temperature.\u003c\/p\u003e\n\u003cp\u003eTypical applications may include flasks, laboratory bottles, beakers, reusable utensils, metal instruments, culture vessels, and steam-compatible polymer laboratory supplies.\u003c\/p\u003e\n\u003cp\u003eBecause material composition varies widely, laboratories should always verify that plastics, seals, closures, instruments, and other materials are suitable for the selected temperature and steam exposure.\u003c\/p\u003e\n\u003cp\u003eThe approximately 15-inch chamber diameter provides useful flexibility for bottles and vessels that may not fit inside smaller benchtop sterilizers.\u003c\/p\u003e\n\u003ch3\u003e65-Liter Chamber Capacity and Laboratory Workflow\u003c\/h3\u003e\n\u003cp\u003eThe Tuttnauer 3850EL provides approximately \u003cstrong\u003e65 liters of chamber capacity\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIts cylindrical chamber measures approximately \u003cstrong\u003e380 mm in diameter by 500 mm deep\u003c\/strong\u003e, or about \u003cstrong\u003e15 inches in diameter by 19.7 inches deep\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThat chamber size provides a substantial increase in capacity compared with smaller 20- to 30-liter tabletop sterilizers while maintaining a manageable exterior footprint.\u003c\/p\u003e\n\u003cp\u003eFor laboratories running several sterilization cycles each day, chamber volume can directly affect workflow. A larger chamber may allow glassware, bottles, instruments, or other compatible materials to be consolidated into fewer appropriately loaded batches.\u003c\/p\u003e\n\u003cp\u003eThe 3850EL's chamber geometry is also well suited to laboratory bottles and Erlenmeyer flasks. Tuttnauer published loading guides for the 3850 platform covering a variety of vessel sizes, illustrating its intended use for serious laboratory media and glassware processing.\u003c\/p\u003e\n\u003cp\u003eActual capacity depends heavily on bottle dimensions, closures, racks, loading configuration, and required spacing, so laboratories should compare their specific vessels with the chamber dimensions rather than relying only on nominal volume.\u003c\/p\u003e\n\u003cp\u003eFor laboratories that regularly exceed the capacity of the 3850EL, Tuttnauer's larger 3870EL platform increases chamber capacity to approximately 85 liters while maintaining the same 380 mm chamber diameter with additional depth.\u003c\/p\u003e\n\u003ch3\u003eProgrammable Controls and Cycle Documentation\u003c\/h3\u003e\n\u003cp\u003eThe 3850EL uses a more sophisticated control system than older manual laboratory autoclaves.\u003c\/p\u003e\n\u003cp\u003eIts multicolor display provides operators with clear cycle-status information, while programmable operation allows qualified users to establish cycles for recurring laboratory applications.\u003c\/p\u003e\n\u003cp\u003eLater D-Line configurations provide up to 30 program positions, with factory-set programs based on installed options and remaining programs available for user customization.\u003c\/p\u003e\n\u003cp\u003eThe autoclave can retain approximately \u003cstrong\u003e200 cycle records\u003c\/strong\u003e in internal memory, providing an accessible history of sterilizer operation.\u003c\/p\u003e\n\u003cp\u003eApplicable configurations can provide USB and Ethernet access to cycle data as well as an optional printer. Tuttnauer also offered remote monitoring and reporting software capable of generating electronic reports with graphs and tables.\u003c\/p\u003e\n\u003cp\u003eThese capabilities can be useful in biotechnology, pharmaceutical, academic, and quality-control environments where sterilization activity forms part of a broader laboratory documentation system.\u003c\/p\u003e\n\u003cp\u003eBecause control hardware and data interfaces can vary by production generation, customers purchasing a refurbished 3850EL should confirm the exact interface and documentation capabilities of the available unit.\u003c\/p\u003e\n\u003ch3\u003eOptional Cooling, Vacuum, Drying, and Biohazard Configurations\u003c\/h3\u003e\n\u003cp\u003eOne reason the Tuttnauer 3850EL platform remained useful across many laboratory environments was the range of optional configurations available.\u003c\/p\u003e\n\u003cp\u003eRapid-cooling systems could be added to reduce cooling time for liquid loads. More advanced versions could incorporate cooling coils and compressed air to accelerate liquid turnaround further.\u003c\/p\u003e\n\u003cp\u003eVacuum systems could provide enhanced air removal for appropriate loads and support applications where gravity displacement alone was insufficient.\u003c\/p\u003e\n\u003cp\u003eDrying options were available for laboratories processing compatible solid materials that needed improved moisture removal following sterilization.\u003c\/p\u003e\n\u003cp\u003eBiohazard configurations could incorporate exhaust-air filtration for applications involving contaminated laboratory materials or waste.\u003c\/p\u003e\n\u003cp\u003eThese were \u003cstrong\u003eoptional features rather than universal specifications of every 3850EL\u003c\/strong\u003e. A refurbished unit should therefore be evaluated based on the hardware actually installed rather than assuming that all published D-Line options are included.\u003c\/p\u003e\n\u003cp\u003eAmerican Instrument Exchange can confirm the configuration of the available autoclave before purchase and help determine whether it matches the customer's intended application.\u003c\/p\u003e\n\u003ch3\u003eChoosing the Right Laboratory Autoclave\u003c\/h3\u003e\n\u003cp\u003eThe Tuttnauer 3850EL is a strong choice for laboratories that need greater capacity and flexibility than a small tabletop autoclave but do not require the size of a large floor-standing sterilizer.\u003c\/p\u003e\n\u003cp\u003eThe 65-liter chamber provides substantial processing capacity without moving immediately into the 85-liter or larger category.\u003c\/p\u003e\n\u003cp\u003eLoad type should be one of the first considerations. Laboratories sterilizing culture media, glassware, liquids, plastics, and routine laboratory supplies can benefit from the 3850EL's laboratory-focused cycle architecture.\u003c\/p\u003e\n\u003cp\u003eFacilities processing significant quantities of liquids should pay particular attention to the exact cooling and probe configuration of the available unit. Rapid cooling can have a major impact on throughput when several liters of hot media must cool before the autoclave can be safely opened.\u003c\/p\u003e\n\u003cp\u003eLaboratories requiring vacuum-assisted processing or biohazard filtration should likewise confirm that those options are installed.\u003c\/p\u003e\n\u003cp\u003eElectrical service also needs to be considered. Tuttnauer currently lists the 3850EL platform in 208 V and 230 V single-phase configurations, so the equipment data plate of a refurbished unit should always be checked before installation.\u003c\/p\u003e\n\u003cp\u003eFor laboratories requiring greater capacity, the 3870EL provides approximately 85 liters with a deeper chamber. Facilities with lower throughput may find a smaller laboratory autoclave more economical.\u003c\/p\u003e\n\u003cp\u003eAmerican Instrument Exchange can help customers evaluate chamber capacity, liquids, bottle dimensions, installed options, electrical service, available space, and budget before selecting a refurbished laboratory autoclave.\u003c\/p\u003e\n\u003ch3\u003eTuttnauer 3850EL Key Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eTuttnauer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e3850EL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003eEL \/ D-Line Laboratory Autoclaves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eUsed \/ refurbished\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterilizer Type\u003c\/td\u003e\n\u003ctd\u003eAutomatic front-loading laboratory steam autoclave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChamber Capacity\u003c\/td\u003e\n\u003ctd\u003e65 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChamber Dimensions\u003c\/td\u003e\n\u003ctd\u003e380 mm diameter × 500 mm deep (approximately 15 × 19.7 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExterior Dimensions\u003c\/td\u003e\n\u003ctd\u003e720 mm W × 540 mm H × 765 mm D (approximately 28.3 × 21.3 × 30.1 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChamber Material\u003c\/td\u003e\n\u003ctd\u003e316L stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChamber Finish\u003c\/td\u003e\n\u003ctd\u003eElectropolished\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterilization Temperature Range\u003c\/td\u003e\n\u003ctd\u003eApproximately 105°C to 138°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard Applications\u003c\/td\u003e\n\u003ctd\u003eSolids, glassware, compatible plastics, liquids, and liquid waste\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard Solid \/ Glassware Temperature\u003c\/td\u003e\n\u003ctd\u003eApproximately 134°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDelicate Load Temperature\u003c\/td\u003e\n\u003ctd\u003eApproximately 121°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiquid Processing Temperature\u003c\/td\u003e\n\u003ctd\u003eApproximately 121°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl System\u003c\/td\u003e\n\u003ctd\u003eAutomatic electronic \/ microprocessor control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eMulticolor control panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Cycle Storage\u003c\/td\u003e\n\u003ctd\u003eApproximately 200 cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Connectivity\u003c\/td\u003e\n\u003ctd\u003eUSB and Ethernet on applicable configurations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrinter\u003c\/td\u003e\n\u003ctd\u003eOptional \/ configuration dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiquid Temperature Probes\u003c\/td\u003e\n\u003ctd\u003eFlexible PT100 probes supported; configuration dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRapid Cooling\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVacuum System\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComplete Drying\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBiohazard Exhaust Filtration\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Requirements\u003c\/td\u003e\n\u003ctd\u003e208 V or 230 V, single phase, 50–60 Hz depending on configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApproximately 120 kg \/ 264 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Type\u003c\/td\u003e\n\u003ctd\u003eLarge benchtop \/ front loading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e90 days from American Instrument Exchange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eSpecifications have been compiled from Tuttnauer D-Line technical literature and published information for the 3850EL platform. Because the 3850EL was available with numerous optional systems and in multiple electrical configurations, customers should confirm the individual unit's data plate, installed cooling or vacuum options, temperature probes, documentation hardware, accessories, and electrical requirements before purchase.\u003c\/p\u003e\n\u003ch3\u003eInstallation and Utility Requirements\u003c\/h3\u003e\n\u003cp\u003eThe Tuttnauer 3850EL requires more installation planning than a small 120 V tabletop autoclave.\u003c\/p\u003e\n\u003cp\u003eThe autoclave measures approximately \u003cstrong\u003e28.3 inches wide × 21.3 inches high × 30.1 inches deep\u003c\/strong\u003e and weighs approximately \u003cstrong\u003e264 pounds\u003c\/strong\u003e before process water and the laboratory load are added.\u003c\/p\u003e\n\u003cp\u003eA sturdy, level equipment bench or stand capable of supporting the operating weight is required.\u003c\/p\u003e\n\u003cp\u003eTuttnauer lists the 3850EL platform for \u003cstrong\u003e208 V or 230 V single-phase, 50–60 Hz electrical service\u003c\/strong\u003e, depending on configuration. The individual equipment data plate should always be used to determine the actual voltage, current, and electrical connection required for the refurbished unit.\u003c\/p\u003e\n\u003cp\u003eThe standard benchtop EL platform incorporates a manually filled water reservoir, helping reduce installation requirements compared with large sterilizers dependent on central steam.\u003c\/p\u003e\n\u003cp\u003eUtility needs can change substantially when optional features are installed. Rapid-cooling systems may require water or compressed air, while other configurations can incorporate additional components.\u003c\/p\u003e\n\u003cp\u003eCustomers should therefore verify the exact installed options before planning utilities.\u003c\/p\u003e\n\u003cp\u003eAdequate space should be provided for ventilation, front-door movement, loading and unloading, maintenance, and service access.\u003c\/p\u003e\n\u003cp\u003eWater quality should meet appropriate Tuttnauer recommendations. Excessive minerals can contribute to chamber scaling, heater deposits, valve contamination, and increased maintenance requirements.\u003c\/p\u003e\n\u003ch3\u003eWhy Buy a Refurbished Tuttnauer 3850EL from American Instrument Exchange?\u003c\/h3\u003e\n\u003cp\u003eA refurbished Tuttnauer 3850EL can provide a cost-effective way for laboratories to acquire a \u003cstrong\u003e65-liter programmable laboratory autoclave\u003c\/strong\u003e without the capital expense associated with a comparable new high-capacity system.\u003c\/p\u003e\n\u003cp\u003eAmerican Instrument Exchange reconditions, inspects, and tests used laboratory autoclaves before shipment. Evaluation can include chamber heating, temperature and pressure performance, controls, cycle operation, safety systems, valves, water handling, displays, and installed optional systems as applicable to the individual configuration.\u003c\/p\u003e\n\u003cp\u003eThat process is particularly important with sophisticated laboratory autoclaves. Two 3850EL units may have the same basic chamber but differ substantially in cooling, vacuum, drying, filtration, documentation, or electrical configuration.\u003c\/p\u003e\n\u003cp\u003eAmerican Instrument Exchange can help customers understand exactly what is included with the available unit before purchase.\u003c\/p\u003e\n\u003cp\u003eFor laboratories facing an unexpected autoclave failure, availability can also be critical. Media preparation, glassware processing, waste decontamination, and other laboratory operations can quickly become bottlenecks when sterilization capacity is lost. An in-stock refurbished autoclave can offer a faster route back to normal operations than waiting for a newly manufactured large-capacity system.\u003c\/p\u003e\n\u003cp\u003eAmerican Instrument Exchange also supplies \u003cstrong\u003ebrand-new Tuttnauer laboratory autoclaves\u003c\/strong\u003e, allowing customers to compare refurbished and current-generation equipment based on application, required features, warranty preferences, budget, and project timeline.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eWhat is the Tuttnauer 3850EL?\u003c\/h4\u003e\n\u003cp\u003eThe Tuttnauer 3850EL is an automatic front-loading laboratory steam autoclave with approximately 65 liters of chamber capacity. It was designed for scientific applications including liquids, media, glassware, compatible plastics, solid materials, and laboratory waste.\u003c\/p\u003e\n\u003ch4\u003eWhat is the chamber capacity of the Tuttnauer 3850EL?\u003c\/h4\u003e\n\u003cp\u003eThe 3850EL provides approximately 65 liters of chamber volume.\u003c\/p\u003e\n\u003ch4\u003eWhat are the chamber dimensions?\u003c\/h4\u003e\n\u003cp\u003eThe cylindrical chamber measures approximately 380 mm in diameter by 500 mm deep, or about 15 inches in diameter by 19.7 inches deep.\u003c\/p\u003e\n\u003ch4\u003eWhat are the exterior dimensions of the Tuttnauer 3850EL?\u003c\/h4\u003e\n\u003cp\u003ePublished dimensions are approximately 720 mm wide × 540 mm high × 765 mm deep, or about 28.3 × 21.3 × 30.1 inches.\u003c\/p\u003e\n\u003ch4\u003eCan the Tuttnauer 3850EL sterilize culture media and liquids?\u003c\/h4\u003e\n\u003cp\u003eYes. Liquid sterilization is one of the primary applications of the 3850EL laboratory platform. Standard liquid programs operate around 121°C, and flexible load-temperature probes are supported.\u003c\/p\u003e\n\u003ch4\u003eCan the 3850EL sterilize laboratory glassware?\u003c\/h4\u003e\n\u003cp\u003eYes. Glassware and compatible solid laboratory materials are common applications, with standard high-temperature processing at approximately 134°C.\u003c\/p\u003e\n\u003ch4\u003eCan the 3850EL sterilize plastic laboratory supplies?\u003c\/h4\u003e\n\u003cp\u003eCompatible steam-resistant plastics can be processed using appropriate lower-temperature cycles, commonly around 121°C. Material compatibility should always be verified before sterilization.\u003c\/p\u003e\n\u003ch4\u003eDoes the Tuttnauer 3850EL have programmable cycles?\u003c\/h4\u003e\n\u003cp\u003eYes. The EL laboratory platform provides programmable electronic cycle control. The number and type of available programs may vary by control generation and installed options.\u003c\/p\u003e\n\u003ch4\u003eDoes the 3850EL store cycle records?\u003c\/h4\u003e\n\u003cp\u003eApplicable D-Line configurations can store approximately 200 cycles in internal memory for later review or download.\u003c\/p\u003e\n\u003ch4\u003eDoes the Tuttnauer 3850EL have rapid cooling?\u003c\/h4\u003e\n\u003cp\u003eRapid cooling was available as an option on the 3850EL platform but should not be assumed to be installed on every unit. American Instrument Exchange can confirm the specific configuration of the available autoclave.\u003c\/p\u003e\n\u003ch4\u003eDoes the 3850EL have a vacuum pump?\u003c\/h4\u003e\n\u003cp\u003eA vacuum system was available as an optional configuration. Customers requiring pre-vacuum processing should confirm that the available refurbished unit includes the necessary vacuum hardware.\u003c\/p\u003e\n\u003ch4\u003eDoes the 3850EL have a drying cycle?\u003c\/h4\u003e\n\u003cp\u003eEnhanced or complete drying capability was available on appropriately configured versions. Exact drying hardware and capabilities should be confirmed for the individual unit.\u003c\/p\u003e\n\u003ch4\u003eCan the 3850EL be configured for biohazard waste?\u003c\/h4\u003e\n\u003cp\u003eTuttnauer offered biohazard and exhaust-filtration options for the laboratory D-Line. Customers requiring this capability should confirm that the refurbished unit is equipped with the appropriate filtration system.\u003c\/p\u003e\n\u003ch4\u003eWhat electrical service does the 3850EL require?\u003c\/h4\u003e\n\u003cp\u003eTuttnauer lists the platform in 208 V and 230 V single-phase, 50–60 Hz configurations. The individual equipment data plate should be checked before installation.\u003c\/p\u003e\n\u003ch4\u003eHow much does the Tuttnauer 3850EL weigh?\u003c\/h4\u003e\n\u003cp\u003ePublished specifications list a weight of approximately 120 kg, or 264 pounds.\u003c\/p\u003e\n\u003ch4\u003eIs the 3850EL a tabletop autoclave?\u003c\/h4\u003e\n\u003cp\u003eTuttnauer describes the 3850EL as a benchtop\/front-loading laboratory autoclave. Because of its approximately 264-pound weight and 65-liter chamber, it requires a substantial equipment bench or suitable support structure rather than an ordinary lightweight countertop.\u003c\/p\u003e\n\u003ch4\u003eWhat is the difference between the Tuttnauer 3850EL and 3870EL?\u003c\/h4\u003e\n\u003cp\u003eThe primary difference is chamber capacity and depth. The 3850EL provides approximately 65 liters with a 380 × 500 mm chamber, while the 3870EL increases capacity to approximately 85 liters with the same 380 mm diameter and a deeper 690 mm chamber.\u003c\/p\u003e\n\u003ch4\u003eWhat is the difference between the 3850EL and 3850ELV?\u003c\/h4\u003e\n\u003cp\u003eThe 3850EL is a horizontal front-loading benchtop autoclave. The 3850ELV uses a vertical top-loading configuration with the same general 65-liter chamber capacity.\u003c\/p\u003e\n\u003ch4\u003eIs a refurbished Tuttnauer 3850EL a good choice for a biotechnology laboratory?\u003c\/h4\u003e\n\u003cp\u003eIt can be an excellent choice for laboratories that need substantial capacity for culture media, liquids, glassware, and other routine laboratory materials but want to reduce equipment acquisition cost compared with buying new.\u003c\/p\u003e\n\u003ch4\u003eDoes this refurbished Tuttnauer 3850EL include a warranty?\u003c\/h4\u003e\n\u003cp\u003eUnless otherwise specified, this refurbished 3850EL includes a 90-day warranty from American Instrument Exchange.\u003c\/p\u003e\n\u003ch4\u003eDoes American Instrument Exchange also sell new Tuttnauer laboratory autoclaves?\u003c\/h4\u003e\n\u003cp\u003eYes. American Instrument Exchange supplies both refurbished laboratory sterilizers and brand-new Tuttnauer autoclaves, allowing laboratories to compare legacy and current-generation equipment based on capacity, application, features, warranty, and budget.\u003c\/p\u003e","brand":"Tuttnauer","offers":[{"title":"Default Title","offer_id":43604359217200,"sku":"0581E A-CLAVE","price":11000.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/www.americaninstrument.com\/products\/tuttnauer-3850el-65l-laboratory-autoclave","provider":"American Instrument Exchange","version":"1.0","type":"link"}