{"product_id":"vwr-hc-mfp-20-laboratory-freezer","title":"VWR HC-MFP-20 Laboratory Freezer","description":"\u003ch2\u003eVWR HC-MFP-20 Laboratory Freezer – 20 Cu. Ft. Manual Defrost\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eVWR HC-MFP-20 Laboratory Freezer\u003c\/strong\u003e is a 20 cu. ft. upright manual-defrost freezer designed for reliable frozen storage of laboratory reagents, biological materials, research samples, enzymes, analytical standards, and other temperature-sensitive inventory. With an adjustable operating range of \u003cstrong\u003e-15°C to -25°C\u003c\/strong\u003e, the HC-MFP-20 is well suited for laboratories requiring dependable approximately -20°C frozen storage.\u003c\/p\u003e\n\u003cp\u003eDesigned as part of the VWR Standard Series, the HC-MFP-20 combines \u003cstrong\u003eforced-draft air circulation, microprocessor temperature control, dual temperature probes, audible and visual temperature alarms, remote alarm contacts, probe access, and a keyed door lock\u003c\/strong\u003e in a cost-effective full-size laboratory freezer.\u003c\/p\u003e\n\u003cp\u003eThe unit also uses \u003cstrong\u003eR290 natural hydrocarbon refrigerant\u003c\/strong\u003e, providing an environmentally conscious refrigeration platform while maintaining the performance required for scientific and industrial cold-storage applications.\u003c\/p\u003e\n\u003cp\u003eThis used VWR HC-MFP-20 freezer is \u003cstrong\u003erefurbished and tested by American Instrument Exchange\u003c\/strong\u003e prior to shipment and includes a \u003cstrong\u003e90-day warranty from AIE\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e20 cu. ft. laboratory freezer capacity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdjustable temperature range from \u003cstrong\u003e-15°C to -25°C\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIdeal for approximately -20°C laboratory storage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManual-defrost refrigeration system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eForced-draft air circulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eR290 natural hydrocarbon refrigerant\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMicroprocessor temperature controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDigital temperature display switchable between °C and °F\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAudible and visual high- and low-temperature alarms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRemote alarm contacts for external monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTwo temperature probes: one in chamber air and one in a sample bottle\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSix fixed shelves\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e3\/4\" rear probe access port\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eKeyed door lock\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRight-hinged solid door\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-density urethane foam insulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhite powder-coated steel exterior\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eETL and C-ETL listed and certified to UL471\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e115 V, 60 Hz operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRefurbished and tested by American Instrument Exchange\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e90-day AIE warranty included\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe VWR HC-MFP-20 is designed for laboratories that need substantial \u003cstrong\u003e-20°C-class frozen storage capacity\u003c\/strong\u003e without moving into the significantly colder operating range, higher acquisition cost, and greater energy requirements associated with an ultra-low temperature freezer.\u003c\/p\u003e\n\u003cp\u003eIts 20 cu. ft. chamber provides enough capacity for a significant inventory of samples, reagents, enzymes, standards, and other frozen laboratory materials while maintaining the convenient access of a single-door upright cabinet.\u003c\/p\u003e\n\u003cp\u003eTemperature is controlled by a \u003cstrong\u003emicroprocessor-based controller with a digital display\u003c\/strong\u003e, allowing users to monitor chamber temperature directly from the front of the freezer. The display can be switched between Celsius and Fahrenheit according to laboratory preference.\u003c\/p\u003e\n\u003cp\u003eThe HC-MFP-20 also incorporates \u003cstrong\u003eforced-draft circulation\u003c\/strong\u003e, helping distribute cold air throughout the storage chamber. This is particularly important in a full-size laboratory freezer, where stored materials may be distributed across multiple shelves and different areas of the cabinet.\u003c\/p\u003e\n\u003cp\u003eSix fixed shelves provide clearly defined storage areas for organizing samples and inventory. Laboratories can dedicate individual shelves to specific projects, departments, researchers, sample types, or materials to simplify retrieval and reduce unnecessary door-open time.\u003c\/p\u003e\n\u003cp\u003eFor biotechnology companies, research institutions, pharmaceutical facilities, and other laboratories replacing an aging -20°C freezer, a refurbished VWR HC-MFP-20 can provide a cost-effective alternative to purchasing comparable new cold-storage equipment.\u003c\/p\u003e\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cp\u003eThe VWR HC-MFP-20 is designed for frozen storage applications requiring temperatures between \u003cstrong\u003e-15°C and -25°C\u003c\/strong\u003e. Typical materials may include laboratory reagents, enzymes, biological specimens, research samples, analytical standards, diagnostic materials, controls, research compounds, and other products specified for approximately -20°C storage.\u003c\/p\u003e\n\u003cp\u003eIts combination of a 20 cu. ft. chamber and six shelves makes the freezer appropriate for both general-purpose laboratory cold storage and organized departmental inventories.\u003c\/p\u003e\n\u003cp\u003eApplications may include molecular biology, biotechnology research, pharmaceutical development, biomedical research, analytical chemistry, clinical research, diagnostic testing, industrial quality control, and academic research.\u003c\/p\u003e\n\u003cp\u003eResearchers should always follow the specified storage requirements for individual samples, reagents, and products rather than assuming all frozen laboratory materials are appropriate for -20°C storage.\u003c\/p\u003e\n\u003ch3\u003eIdeal Laboratory Types\u003c\/h3\u003e\n\u003cp\u003eThe VWR HC-MFP-20 is well suited for \u003cstrong\u003ebiotechnology companies, pharmaceutical laboratories, universities, academic research institutions, molecular biology laboratories, biomedical research facilities, hospitals, clinical research organizations, analytical laboratories, diagnostic facilities, and industrial quality-control laboratories\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIts 20 cu. ft. capacity makes it particularly useful for laboratories that have outgrown compact or undercounter freezers but do not require ultra-low temperature storage.\u003c\/p\u003e\n\u003cp\u003eThe HC-MFP-20 can serve as a primary -20°C laboratory freezer or as supplemental frozen storage in larger facilities with multiple cold-storage systems.\u003c\/p\u003e\n\u003ch3\u003eTemperature Recovery \u0026amp; Uniformity\u003c\/h3\u003e\n\u003cp\u003eThe VWR HC-MFP-20 incorporates \u003cstrong\u003eforced-draft air circulation\u003c\/strong\u003e to help distribute cooled air throughout its 20 cu. ft. chamber. Active circulation is especially useful in a full-height cabinet containing multiple shelves and a substantial inventory of frozen materials.\u003c\/p\u003e\n\u003cp\u003eThe freezer's microprocessor control system continuously monitors chamber conditions, while its \u003cstrong\u003etwo-probe configuration provides temperature measurement in both the chamber air and a sample bottle\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis combination provides a more useful picture of freezer performance than relying exclusively on an air-temperature measurement. Air temperature can respond rapidly to a door opening, while a probe located in a sample bottle can provide a buffered measurement that better represents changes affecting stored materials.\u003c\/p\u003e\n\u003cp\u003eThe freezer is also equipped with \u003cstrong\u003eaudible and visual high- and low-temperature alarms\u003c\/strong\u003e, providing an additional layer of protection if chamber conditions move outside acceptable limits.\u003c\/p\u003e\n\u003cp\u003eTemperature recovery following a door opening will vary according to ambient conditions, freezer loading, door-open duration, sample mass, ventilation, and refrigeration-system condition.\u003c\/p\u003e\n\u003cp\u003eKeeping the six shelves organized so materials can be retrieved quickly can help minimize door-open time and reduce unnecessary temperature disturbances.\u003c\/p\u003e\n\u003ch3\u003eSample Storage Recommendations\u003c\/h3\u003e\n\u003cp\u003eThe HC-MFP-20's six fixed shelves provide convenient separation of frozen inventory. Laboratories can assign shelves according to research group, project, sample type, reagent class, or frequency of access.\u003c\/p\u003e\n\u003cp\u003eFrequently used materials should be stored where they can be located and retrieved quickly. Less frequently accessed inventory can be positioned elsewhere in the chamber to reduce unnecessary searching with the freezer door open.\u003c\/p\u003e\n\u003cp\u003eStored materials should not be arranged in a manner that interferes with normal air circulation. Maintaining appropriate spacing around inventory allows the freezer's forced-draft system to circulate cooled air throughout the chamber.\u003c\/p\u003e\n\u003cp\u003eBecause this is a \u003cstrong\u003emanual-defrost freezer\u003c\/strong\u003e, frost and ice accumulation should also be monitored. Periodic defrosting is necessary to prevent excessive ice buildup from reducing usable storage space or affecting normal freezer operation.\u003c\/p\u003e\n\u003cp\u003eHigh-value or irreplaceable samples should be supported by appropriate laboratory procedures, including independent temperature monitoring where warranted, documented alarm-response procedures, backup frozen-storage capacity, and contingency plans for equipment or power failure.\u003c\/p\u003e\n\u003cp\u003eThe HC-MFP-20 should not be used as a substitute for an ultra-low temperature freezer when samples require approximately -80°C storage.\u003c\/p\u003e\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eVWR HC-MFP-20\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eEquipment Type\u003c\/td\u003e\n\u003ctd\u003eLaboratory Freezer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eVWR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eHC-MFP-20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eVWR Standard Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e20 cu. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e-15°C to -25°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDefrost\u003c\/td\u003e\n\u003ctd\u003eManual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir Circulation\u003c\/td\u003e\n\u003ctd\u003eForced draft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR290 natural hydrocarbon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Controller\u003c\/td\u003e\n\u003ctd\u003eMicroprocessor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eDigital, °C\/°F switchable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Probes\u003c\/td\u003e\n\u003ctd\u003e2 – chamber air and sample bottle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Alarms\u003c\/td\u003e\n\u003ctd\u003eAudible and visual high\/low\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemote Alarm Contacts\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShelves\u003c\/td\u003e\n\u003ctd\u003e6 fixed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDoor\u003c\/td\u003e\n\u003ctd\u003eSolid, right hinged\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDoor Lock\u003c\/td\u003e\n\u003ctd\u003eKeyed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Access Port\u003c\/td\u003e\n\u003ctd\u003e3\/4\" rear wall port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExterior Material\u003c\/td\u003e\n\u003ctd\u003eWhite powder-coated steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation\u003c\/td\u003e\n\u003ctd\u003eHigh-density urethane foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterior Lighting\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical\u003c\/td\u003e\n\u003ctd\u003e115 V, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Amperage\u003c\/td\u003e\n\u003ctd\u003e5.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlug\u003c\/td\u003e\n\u003ctd\u003eNEMA 5-15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExterior Dimensions\u003c\/td\u003e\n\u003ctd\u003e30.75\"W × 29\"D × 74.625\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterior Dimensions\u003c\/td\u003e\n\u003ctd\u003e25.875\"W × 21.75\"D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDoor Swing\u003c\/td\u003e\n\u003ctd\u003e28.75\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Open Depth\u003c\/td\u003e\n\u003ctd\u003e57.75\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Weight\u003c\/td\u003e\n\u003ctd\u003e250 lb.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e225 lb.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eETL \/ C-ETL; UL471\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Ambient Conditions\u003c\/td\u003e\n\u003ctd\u003e+18°C to +26°C (+65°F to +78°F), \u0026lt;70% RH\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\u003eAIE Warranty\u003c\/td\u003e\n\u003ctd\u003e90 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEnergy Efficiency \u0026amp; Operating Costs\u003c\/h3\u003e\n\u003cp\u003eThe VWR HC-MFP-20 uses \u003cstrong\u003eR290 natural hydrocarbon refrigerant\u003c\/strong\u003e, which VWR selected as part of the Standard Series design for environmental and energy-efficiency considerations.\u003c\/p\u003e\n\u003cp\u003eFor laboratories requiring approximately -20°C storage, a conventional laboratory freezer such as the HC-MFP-20 can also be a more appropriate solution than operating an ultra-low temperature freezer for materials that do not require -80°C conditions.\u003c\/p\u003e\n\u003cp\u003eInstallation and operating practices have a significant effect on refrigeration performance. VWR specifies that the HC-MFP-20 requires \u003cstrong\u003e4 inches of clearance around the back and sides of the cabinet for proper ventilation\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis clearance is important because heat generated by the refrigeration system must be able to dissipate into the surrounding environment. Inadequate ventilation can contribute to temperature-maintenance problems, overheating, increased compressor stress, and potential equipment failure.\u003c\/p\u003e\n\u003cp\u003eLaboratories can further reduce unnecessary refrigeration demand by minimizing prolonged door openings, keeping the freezer organized, maintaining a good door seal, and performing periodic manual defrosting before severe ice buildup develops.\u003c\/p\u003e\n\u003cp\u003eActual energy consumption will depend on ambient temperature, freezer setpoint, sample loading, door-opening frequency, ventilation, frost accumulation, and refrigeration-system condition.\u003c\/p\u003e\n\u003ch3\u003eRefurbishment \u0026amp; Testing\u003c\/h3\u003e\n\u003cp\u003eThis VWR HC-MFP-20 laboratory freezer is supplied used and refurbished by \u003cstrong\u003eAmerican Instrument Exchange\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eBefore shipment, our technicians inspect, clean, and test the freezer to verify proper operation. Temperature-controlled laboratory equipment is tested using \u003cstrong\u003eNIST-traceable temperature probes and data logging equipment\u003c\/strong\u003e as appropriate to evaluate temperature performance.\u003c\/p\u003e\n\u003cp\u003eThe HC-MFP-20 is operated under frozen-storage conditions to verify its ability to reach and maintain temperatures within its specified operating range. Temperature performance is monitored over time rather than relying solely on the freezer's front-panel display.\u003c\/p\u003e\n\u003cp\u003eOur technicians also inspect the refrigeration system, microprocessor controller, digital display, temperature alarms, remote alarm functionality as applicable, temperature probes, door, hinges, keyed lock, gasket, shelves, probe access port, electrical components, and cabinet.\u003c\/p\u003e\n\u003cp\u003eThe freezer is checked for excessive frost or ice accumulation and manually defrosted as necessary during preparation. The interior chamber, shelves, door surfaces, and exterior cabinet are thoroughly cleaned before the unit is released for shipment.\u003c\/p\u003e\n\u003cp\u003eWorn or defective components are repaired or replaced as necessary during the refurbishment process.\u003c\/p\u003e\n\u003cp\u003eCustomers with specific temperature-testing, documentation, or application requirements are encouraged to discuss those requirements with American Instrument Exchange before shipment. When practical, our technicians can accommodate application-specific testing requests during the refurbishment process.\u003c\/p\u003e\n\u003cp\u003eThis refurbished VWR HC-MFP-20 includes a \u003cstrong\u003e90-day warranty from American Instrument Exchange\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Installation\u003c\/h3\u003e\n\u003cp\u003eThe VWR HC-MFP-20 measures approximately \u003cstrong\u003e30.75\"W × 29\"D × 74.625\"H\u003c\/strong\u003e, making it a full-height upright laboratory freezer. Customers should verify delivery-path clearance through loading docks, doorways, hallways, elevators, and laboratory entrances before shipment.\u003c\/p\u003e\n\u003cp\u003eThe freezer requires \u003cstrong\u003e115 V, 60 Hz electrical service\u003c\/strong\u003e, draws 5.5 A, and uses a NEMA 5-15 plug.\u003c\/p\u003e\n\u003cp\u003eInstallation planning should account for more than cabinet dimensions alone. VWR specifies \u003cstrong\u003e4 inches of ventilation clearance around the back and sides\u003c\/strong\u003e of the freezer. This clearance should not be eliminated by pushing the cabinet tightly against walls, adjacent equipment, or laboratory casework.\u003c\/p\u003e\n\u003cp\u003eThe door requires approximately 28.75 inches of swing clearance, and total cabinet depth with the door fully open is approximately 57.75 inches.\u003c\/p\u003e\n\u003cp\u003eAfter transportation and placement, the freezer should be allowed to stabilize as appropriate before being brought to operating temperature. Laboratories should verify satisfactory temperature performance before transferring valuable frozen inventory into the chamber.\u003c\/p\u003e\n\u003cp\u003eAmerican Instrument Exchange can arrange freight transportation throughout the United States and internationally. Customers requiring liftgate service, inside delivery, rigging, or specialized handling should discuss those requirements with AIE before shipment.\u003c\/p\u003e\n\u003ch3\u003eRelated Laboratory Equipment\u003c\/h3\u003e\n\u003cp\u003eLaboratories requiring additional frozen storage can browse American Instrument Exchange's selection of \u003cstrong\u003e\u003ca href=\"https:\/\/www.americaninstrument.com\/collections\/freezers-ice-makers\"\u003elaboratory freezers\u003c\/a\u003e\u003c\/strong\u003e, including manual-defrost, automatic-defrost, upright, undercounter, and specialty laboratory freezers from VWR, Thermo Scientific, Fisher Scientific, Panasonic, PHCbi, and other major manufacturers.\u003c\/p\u003e\n\u003cp\u003eFor biological samples requiring approximately -80°C storage rather than conventional -20°C conditions, AIE maintains a large inventory of refurbished \u003cstrong\u003e\u003ca href=\"https:\/\/www.americaninstrument.com\/collections\/ultralow-freezers\"\u003eultra-low temperature freezers\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eMaterials requiring refrigerated rather than frozen storage can be accommodated by our selection of \u003cstrong\u003e\u003ca href=\"https:\/\/www.americaninstrument.com\/collections\/refrigerators\"\u003elaboratory refrigerators\u003c\/a\u003e\u003c\/strong\u003e, including solid-door, glass-door, chromatography, and undercounter models.\u003c\/p\u003e\n\u003cp\u003eAmerican Instrument Exchange also offers refurbished \u003cstrong\u003e\u003ca href=\"https:\/\/www.americaninstrument.com\/collections\/centrifuges\"\u003ecentrifuges\u003c\/a\u003e\u003c\/strong\u003e, \u003cstrong\u003e\u003ca href=\"https:\/\/www.americaninstrument.com\/collections\/incubators\/co2\"\u003eCO₂ incubators\u003c\/a\u003e\u003c\/strong\u003e, and \u003cstrong\u003e\u003ca href=\"https:\/\/www.americaninstrument.com\/collections\/biosafety-cabinets\"\u003ebiosafety cabinets\u003c\/a\u003e\u003c\/strong\u003e for laboratories replacing or expanding essential research equipment.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eWhat is the temperature range of the VWR HC-MFP-20?\u003c\/h4\u003e\n\u003cp\u003eThe VWR HC-MFP-20 has an adjustable temperature range of \u003cstrong\u003e-15°C to -25°C\u003c\/strong\u003e, making it suitable for many laboratory materials requiring approximately -20°C frozen storage.\u003c\/p\u003e\n\u003ch4\u003eHow large is the VWR HC-MFP-20?\u003c\/h4\u003e\n\u003cp\u003eThe freezer provides \u003cstrong\u003e20 cu. ft. of storage capacity\u003c\/strong\u003e and includes six fixed shelves.\u003c\/p\u003e\n\u003cp\u003eIts exterior dimensions are approximately 30.75\"W × 29\"D × 74.625\"H.\u003c\/p\u003e\n\u003ch4\u003eIs the VWR HC-MFP-20 a manual-defrost freezer?\u003c\/h4\u003e\n\u003cp\u003eYes. The HC-MFP-20 uses a \u003cstrong\u003emanual-defrost refrigeration system\u003c\/strong\u003e. VWR recommends periodic defrosting to prevent severe ice buildup.\u003c\/p\u003e\n\u003cp\u003eManual-defrost freezers are commonly used in scientific environments because they avoid the automatic warming cycles associated with conventional automatic-defrost systems.\u003c\/p\u003e\n\u003ch4\u003eWhat refrigerant does the HC-MFP-20 use?\u003c\/h4\u003e\n\u003cp\u003eThe HC-MFP-20 uses \u003cstrong\u003eR290 natural hydrocarbon refrigerant\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch4\u003eDoes the VWR HC-MFP-20 have temperature alarms?\u003c\/h4\u003e\n\u003cp\u003eYes. The freezer includes \u003cstrong\u003eaudible and visual high- and low-temperature alarms\u003c\/strong\u003e to alert laboratory personnel to abnormal temperature conditions.\u003c\/p\u003e\n\u003ch4\u003eCan the HC-MFP-20 connect to an external alarm system?\u003c\/h4\u003e\n\u003cp\u003eYes. The freezer includes \u003cstrong\u003eremote alarm contacts\u003c\/strong\u003e, allowing it to interface with compatible external monitoring or building alarm systems.\u003c\/p\u003e\n\u003ch4\u003eWhy does the HC-MFP-20 use two temperature probes?\u003c\/h4\u003e\n\u003cp\u003eThe freezer incorporates two probes: \u003cstrong\u003eone measuring chamber air and another located in a sample bottle\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe air probe responds more quickly to changes in chamber conditions, while the sample-bottle probe provides a buffered measurement that can more closely represent temperature changes affecting stored materials.\u003c\/p\u003e\n\u003ch4\u003eDoes the HC-MFP-20 have a probe access port?\u003c\/h4\u003e\n\u003cp\u003eYes. A \u003cstrong\u003e3\/4-inch rear wall access port\u003c\/strong\u003e allows compatible independent monitoring probes or other approved instrumentation to enter the chamber without routing wiring through the door gasket.\u003c\/p\u003e\n\u003ch4\u003eIs the VWR HC-MFP-20 an ultra-low temperature freezer?\u003c\/h4\u003e\n\u003cp\u003eNo. The HC-MFP-20 is a conventional laboratory freezer with a range of -15°C to -25°C. Ultra-low temperature freezers are designed for substantially colder storage, commonly around -80°C.\u003c\/p\u003e\n\u003ch4\u003eHow much ventilation clearance does the HC-MFP-20 require?\u003c\/h4\u003e\n\u003cp\u003eVWR specifies \u003cstrong\u003e4 inches of clearance around the back and sides of the freezer\u003c\/strong\u003e for proper ventilation.\u003c\/p\u003e\n\u003cp\u003eAdequate clearance is important for heat dissipation and reliable refrigeration-system operation.\u003c\/p\u003e\n\u003ch4\u003eWhat electrical service does the VWR HC-MFP-20 require?\u003c\/h4\u003e\n\u003cp\u003eThe HC-MFP-20 operates on \u003cstrong\u003e115 V, 60 Hz power\u003c\/strong\u003e, is rated at 5.5 A, and uses a NEMA 5-15 plug.\u003c\/p\u003e\n\u003ch4\u003eHow does American Instrument Exchange test a refurbished VWR HC-MFP-20?\u003c\/h4\u003e\n\u003cp\u003eAmerican Instrument Exchange operates and tests refurbished laboratory freezers before shipment. \u003cstrong\u003eNIST-traceable temperature probes and data logging equipment\u003c\/strong\u003e are used as appropriate to evaluate temperature performance over time.\u003c\/p\u003e\n\u003cp\u003eThe refrigeration system, controller, alarms, probes, electrical components, door hardware, gasket, shelves, and cabinet are also inspected for proper operation and physical condition.\u003c\/p\u003e\n\u003ch4\u003eDoes this refurbished VWR HC-MFP-20 include a warranty?\u003c\/h4\u003e\n\u003cp\u003eYes. This used and refurbished VWR HC-MFP-20 laboratory freezer includes a \u003cstrong\u003e90-day warranty from American Instrument Exchange\u003c\/strong\u003e unless otherwise noted.\u003c\/p\u003e","brand":"VWR","offers":[{"title":"Default Title","offer_id":43604388577328,"sku":"2568DD FREEZER","price":1950.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/www.americaninstrument.com\/products\/vwr-hc-mfp-20-laboratory-freezer","provider":"American Instrument Exchange","version":"1.0","type":"link"}