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Thermo Scientific TSFMS2305A Flammable Material Storage Refrigerator
The Thermo Scientific TSFMS2305A Flammable Material Storage Refrigerator is purpose-built for the safe storage of flammable chemicals, solvents, intermediates, and other volatile laboratory materials. Designed to meet NFPA recommendations for flammable material storage and listed by UL as a special-purpose refrigerator for flammable materials, the TSFMS2305A combines laboratory-grade temperature performance with ignition-free interior construction to help protect both valuable materials and laboratory personnel. With 23 cubic feet (651 L) of storage capacity and an operating temperature range of 1°C to 8°C (factory preset to 5°C), this refrigerator is an excellent choice for pharmaceutical laboratories, biotechnology companies, chemical research facilities, universities, industrial laboratories, and quality-control environments.
Unlike general-purpose laboratory refrigerators, the TSFMS2305A is specifically engineered for the storage of flammable liquids inside the cabinet. Ignition sources have been eliminated from the refrigerated storage compartment, allowing laboratories to safely store approved flammable materials while maintaining precise refrigerated temperatures. A digital microprocessor controller, manual defrost system, comprehensive alarm package, and heavy-duty steel cabinet provide dependable performance for demanding laboratory environments.
UL listed as a flammable material storage refrigerator
Meets applicable NFPA requirements for storage of flammable materials
Manual defrost
Digital microprocessor temperature controller
Audible and visual temperature alarms
Door ajar alarm
Lockable solid door
Access port for external temperature probes
Four adjustable shelves
Heavy-duty steel cabinet
Casters for mobility
Refurbished and performance tested by American Instrument Exchange
90-day warranty included
Overview
The Thermo Scientific TSFMS2305A is designed specifically for laboratories that routinely store flammable chemicals requiring refrigerated conditions. Unlike standard laboratory refrigerators, this model features an ignition-free interior storage compartment that minimizes the possibility of sparks or ignition sources coming into contact with flammable vapors inside the cabinet.
A digital microprocessor controller maintains accurate cabinet temperatures, while manual defrost eliminates the temperature fluctuations associated with automatic defrost cycles. High- and low-temperature alarms, door alarms, and optional monitoring capabilities help laboratories maintain sample integrity while meeting internal quality and safety requirements.
Common Applications
The TSFMS2305A is commonly used for the refrigerated storage of flammable solvents, volatile reagents, chemical standards, pharmaceutical intermediates, analytical reference materials, research chemicals, chromatography solvents, organic compounds, and other approved flammable laboratory materials that require storage between 1°C and 8°C while complying with laboratory safety practices.
Ideal Laboratory Types
The TSFMS2305A is well suited for:
Pharmaceutical manufacturers
Biotechnology laboratories
Chemical research laboratories
University chemistry departments
Environmental laboratories
Industrial quality control laboratories
Petrochemical laboratories
Government research facilities
Why Choose the Thermo Scientific TSFMS2305A?
The TSFMS2305A provides laboratories with the specialized construction required for safely storing flammable materials under refrigerated conditions. Its ignition-free cabinet design, laboratory-grade temperature controls, comprehensive alarm package, and UL listing distinguish it from standard laboratory refrigerators that are not intended for flammable chemical storage. For laboratories working with volatile solvents or chemical intermediates, this specialized refrigerator helps improve both regulatory compliance and laboratory safety.
Typical Stored Materials
The Thermo Scientific TSFMS2305A is commonly used to store flammable solvents, analytical standards, organic reagents, chromatography solvents, pharmaceutical intermediates, volatile research chemicals, chemical reference standards, and other approved flammable materials requiring refrigerated storage.
Thermo Scientific TSFMS2305A Key Specifications
Identification
Manufacturer: Thermo Scientific
Model:TSFMS2305A
Product Type: Flammable Material Storage Refrigerator
Capacity
23 cu. ft. (651 L)
Temperature Range
1°C to 8°C
Factory preset: 5°C
Construction
Ignition-free spark-free steel interior
Painted steel exterior
Solid lockable door
Four adjustable shelves
Heavy-duty casters
Refrigeration System
Manual defrost
High-performance refrigeration system
Designed specifically for flammable material storage
Monitoring & Controls
Digital microprocessor controller
Digital temperature display
High and low temperature alarms
Door ajar alarm
Recorder/alarm monitoring capability
Access port for external probes
Electrical Requirements
115V, 60 Hz
13.5 Amps
20 Amp dedicated circuit
NEMA 5-20 plug
Exterior Dimensions
37" D × 28" W × 78.6" H
Interior Dimensions
29" D × 24" W × 58" H
Weight
Shipping weight: approximately 425 lbs.
Operating Costs & Energy Considerations
The TSFMS2305A uses a manual-defrost refrigeration system to provide stable storage temperatures while avoiding the warming cycles associated with automatic defrost. Routine condenser cleaning, adequate cabinet ventilation, and periodic inspection of door gaskets will help maximize cooling performance and extend equipment life.
Specifications compiled from Thermo Scientific manufacturer literature and American Instrument Exchange product information.
Refurbishment & Testing Process
Every Thermo Scientific TSFMS2305A received by American Instrument Exchange undergoes a comprehensive inspection before shipment. Our technicians verify temperature performance using calibrated temperature monitoring equipment, inspect the refrigeration system, controller, alarms, shelving, door hardware, gaskets, access port, and cabinet integrity. Each refrigerator is thoroughly cleaned and tested to verify dependable operation before shipment.
The TSFMS2305A ships by freight from American Instrument Exchange. Before installation, verify doorway clearances, electrical service, and adequate ventilation around the cabinet. Because this refrigerator is intended for flammable material storage, laboratories should install and operate it in accordance with applicable safety regulations and facility procedures. Allow the cabinet to stabilize at operating temperature before loading valuable materials.
Frequently Asked Questions
What is the model number of this refrigerator?
This refrigerator is the Thermo Scientific Model TSFMS2305A.
What makes the TSFMS2305A different from a standard laboratory refrigerator?
The TSFMS2305A features an ignition-free interior cabinet and is UL listed for the refrigerated storage of approved flammable materials, making it suitable for solvents and volatile chemicals that should not be stored in standard laboratory refrigerators.
What temperature range does the TSFMS2305A maintain?
The refrigerator operates between 1°C and 8°C, with a factory preset of 5°C.
How is the TSFMS2305A tested before shipment?
Every refurbished Thermo Scientific TSFMS2305A is inspected and temperature tested by American Instrument Exchange technicians. Refrigeration performance, alarms, controls, temperature stability, door operation, and overall cabinet functionality are verified before shipment.
Testing Procedures for Used and Refurbished Laboratory Refrigerators Ensure Temperature Stability and Cold Storage Accuracy
Used and refurbished laboratory refrigerators from American Instrument Exchange are thoroughly tested to ensure reliable cold storage performance, temperature accuracy, and compliance with laboratory safety and storage standards. Each unit undergoes a detailed inspection and functional verification to meet the requirements of clinical, pharmaceutical, research, and industrial labs.
Why Testing Used Laboratory Refrigerators Is Essential
Before a laboratory refrigerator is reintroduced into any laboratory setting, it must be carefully tested for:
• Temperature uniformity and stability
• Cooling system integrity and compressor function
• Door seal performance and insulation effectiveness
• Electrical safety and compliance with lab standards
Thorough testing minimizes the risk of temperature excursions, product loss, and system failures—especially critical for storing reagents, vaccines, biological samples, pharmaceuticals, and temperature-sensitive materials.
Our structured testing protocol ensures refurbished lab refrigerators deliver consistent, dependable performance across all makes and models.
Key Testing Procedures for Refurbished and Used Laboratory Refrigerators
1. Initial Visual Inspection
• Check exterior surfaces, hinges, and door gaskets for wear, corrosion, or damage
• Inspect power cords, plugs, and control panels for fraying or visible defects
• Verify that shelves, racks, and internal compartments are present and functional
2. Functional Testing
• Power on the refrigerator and verify that display screens, alarms, and controls function properly
• Test door latches and sealing mechanisms to ensure secure closure and insulation
• Run preliminary temperature cycles to observe startup behavior and cooling response
3. Temperature and Stability Testing
• Test internal temperature sensors and controllers using thermometers/probes
• Monitor temperature at multiple points within the chamber over an extended period
• Verify accuracy across user-defined setpoints (e.g., +4°C, +2°C to +8°C range)
4. Cooling System and Compressor Evaluation
• Test compressor startup, cycling, and operating noise levels
• Inspect condenser coils and fans for proper function and cleanliness
• Check refrigerant pressure (if applicable) and confirm there are no leaks or system inefficiencies
5. Electrical Safety and Compliance Checks
• Ensure all internal and external electrical components are properly grounded
• Perform insulation resistance and leakage current tests 6. Final Quality Assurance Checklist
• Run full operational tests over a 24-hour period
• Document temperature logs, control responsiveness, and system performance
• Complete a detailed service report
All refurbished laboratory refrigerators from American Instrument Exchange are backed by our rigorous testing standards and quality commitment. From vaccine storage to reagent preservation, you can count on consistent cold storage performance from day one.
Repair and Refurbishment Protocol for Used Laboratory Refrigerators Cold Storage Performance from American Instrument Exchange
At American Instrument Exchange, every used laboratory refrigerator we offer is subjected to a comprehensive repair and refurbishment protocol. Whether it’s a general-purpose lab refrigerator, pharmaceutical-grade unit, or undercounter model, our goal is to restore each system to peak performance—ensuring consistent temperature control and reliable to laboratory storage standards.
Why Choose a Refurbished Laboratory Refrigerator from American Instrument Exchange?
• Fully tested for cold storage accuracy and operational safety
• Backed by a warranty
• Cost-effective alternative to new refrigeration equipment
• Sustainably refurbished to reduce environmental impact
• Serviced by expert technicians with decades of laboratory equipment experience
Step-by-Step Refurbishment Protocol
Every laboratory refrigerator from American Instrument Exchange follows a detailed, multi-stage process to ensure top-tier performance and reliability:
1. Initial Intake & Inspection
• Visual inspection for dents, corrosion, or structural damage
• Mechanical check of door hinges, gaskets, seals, and internal components
• Documentation of missing parts or areas requiring repair or replacement
2. Cleaning and Decontamination
• Internal and external cleaning using non-abrasive, lab-safe cleaners
• Decontamination/cleaning of all surfaces to remove biological or chemical residues
• Thorough cleaning of shelving, drawers, and removable interior parts
3. Mechanical and Electrical Repairs
• Replacement or repair of worn mechanical parts (door latches, seals, hinges, etc.)
• Inspection and restoration of control interfaces, thermostats, sensors, and displays
• Evaluation of wiring, relays, fuses, and power supply components for safety and integrity
4. Refrigeration System and Compressor Evaluation
• Testing of compressor function, condenser coils, and evaporators
• Inspection for refrigerant leaks and pressure performance (if applicable)
• Verification of proper airflow, fan operation, and defrost cycles
5. Temperature and Performance Testing
• Testing of temperature sensors and control boards
• Verification of temperature stability and uniformity throughout the chamber
• Testing of multiple setpoints (e.g., +2°C to +8°C) over extended operating periods
6. Safety and Compliance Checks
• Inspection of grounding and electrical insulation per lab safety standards
• Testing of alarm systems (if applicable) for temperature excursions or power failure
7. Final Quality Control and Documentation
• Multi-day operational test under real-world conditions
• Final cleaning, inspection, and performance validation
• Detailed service report with temperature logs, repair notes, and certification of refurbishment
Trust the Experts at American Instrument Exchange
With over 50 years of industry experience, American Instrument Exchange is a leading provider of high-quality refurbished laboratory equipment. Our proven laboratory refrigerator refurbishment protocol ensures consistent, accurate cold storage—so you can safeguard your samples, reagents, and research materials with confidence.
Warranty Information
All used equipment sold by American Instrument Exchange is refurbished/reconditioned, tested to meet specifications, cleaned, and comes with a 90-day warranty from the date of shipment unless otherwise specified. New products include a warranty from the manufacturer. Your warranty is only valid if you have paid your invoice. If your invoice is over 30 days old, warranty work will not be performed until your invoice is paid in full. American Instrument Exchange is not liable for any special or consequential damages that result from the use of, or the inability to use, the materials on this site or the performance of the products,
Exceptions include international sales and items that are agreed to be sold with a lesser warranty or items that are agreed to be sold “as is.”
Should there be visible shipping damage to packaging or concealed shipping damage to item(s) supplied, buyer must communicate such damage to the delivering entity or carrier upon receipt first and to American Instrument the same day item is accepted / signed for. Failure to do so voids warranty. Customer decision to involve / procure third party or OEM service other than American Instrument or AIE assigned vendors to resolve in-warranty instrument failure or defect without first placing a service call to American Instrument voids warranty.
Return & Cancellation Policy
American Instrument Exchange will authorize the return of and issue a full refund for any equipment that is not working as represented and could not be replaced or repaired to the customer’s satisfaction by AIE or a representative of AIE during the warranty period. Returns without prior authorization and an RMA number will not be accepted.
Customers are responsible for proper packaging of the equipment and all included accessories. American Instrument will pay for insurance and shipping costs. Non-inventory items bought specifically to fill customer orders may possibly be returned, but on a case by case basis.
Customers who cancel orders after refurbishing has begun or after delivery where there are no equipment performance issues may be subject to a Restocking/Cancellation Fee of 20% or more and responsible for shipping costs for both the delivery and return.
Ongoing and Extended Support Options
American Instrument Exchange is able to provide additional repair and support services outside the warranty terms for most products that sell.
For biosafety cabinets, clean benches, chemical fume hoods, and other clean air products our team at AIE Laboratory Services can provide certifications, repairs, decontaminations, and other services for customers throughout New England, and guidance and limited technical assistance for any customers in the US and Canada for new or refurbished biosafety cabinets purchased from American Instrument Exchange.
For all other products, the repair service team at American Instrument Exchange can provide both field and depot repair evaluations. We can easily schedule and coordinate the pick-up and transportation of your malfunctioning equipment. By offering hourly rates lower than most OEM service providers and eliminating travel time for technicians, we help reduce repair costs. Furthermore, our lab depot repair service minimizes or eliminates scheduling delays. Our experienced service technicians are qualified to restore your equipment to factory specifications.
Yes, all equipment from American Instrument Exchange comes with a warranty. Used/reconditioned/refurbished equipment is tested to make sure it operates to the manufacturer's specifications and comes with a 90-day warranty (unless otherwise noted). New equipment comes with a warranty from the manufacturer.
How do you test and recondition the equipment?
Testing requirements vary across all the equipment categories we sell. Temperature controlled units are tested with NIST traceable probes and data loggers. Gaskets, external housing, glass, handles, controls and control screens are all thoroughly inspected for integrity and functionality. We test all equipment using the manufacturer's parameters and specifications to confirm that the unit operates properly.
How do products ship from American Instrument Exchange?
We can ship products both nationally and internationally using a well-established network of transporters. Smaller items will ship via UPS. Larger equipment will be palletized and shipped either LTL or air-ride, depending on the specific equipment and/or delivery requirements.
Return and order cancellation policy
American Instrument Exchange will accept the return of any product that is not working as represented and could not be replaced or repaired to the customer's satisfaction during the warranty period. Customers who cancel orders after refurbishing has begun will be subject to a cancellation and restocking fee of between 20% and 40%.
Are discounts available for educational or non-profit institutions, or for bulk purchases?
Yes – call or email us today with a list of equipment you're looking for and we can potentially put together a quote that includes a discount.
How does your price matching policy work?
We strive to keep our pricing competitive and reasonable. If you find comparable items for sale at a lower price from other vendors please send us a link and or quote for the item and we'll do our best to match or beat the price.
Can I see the equipment in person before committing to a purchase?
Customers are welcome to make an appointment to view equipment in our warehouse. Given our workload we may not be able to test or clean the equipment prior to your arrival if you have not committed to an order.
1023 Western Avenue is a working warehouse, not a showroom, and customers should dress appropriately and wear closed toe shoes.
Can I ship products that I purchased elsewhere to American Instrument for repair?
Yes – please see our repair services page for more information.
