Front view of a white Thermo Scientific undercounter flammable material storage refrigerator featuring a key lock and a prominent orange flammable safety warning label on the door

Thermo Undercounter Flammable Material Refrigerator

Product Code : SKU 4365D REFRIG

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Shipping

All products ship from our 30,000 sq. ft. Haverhill, MA warehouse

Thermo Scientific Flammable Material Storage Refrigerator – Catalog No. 05FREETSA

The Thermo Scientific Flammable Material Storage Refrigerator, Catalog No. 05FREETSA, is a compact undercounter refrigerator designed specifically for the safe refrigerated storage of flammable chemicals, solvents, and volatile laboratory materials. Offering 5.5 cubic feet (155.7 L) of storage capacity and an adjustable operating temperature range of 1°C to 12°C, the 05FREETSA provides laboratories with a safe, space-efficient solution for storing approved flammable materials while meeting applicable laboratory safety requirements.

Unlike standard laboratory refrigerators, the 05FREETSA is engineered with an ignition-free interior that eliminates electrical components inside the storage chamber that could ignite flammable vapors. The refrigerator is UL listed for flammable material storage and is designed to meet NFPA 45, NFPA 70, and applicable OSHA recommendations for the refrigerated storage of flammable chemicals. Its compact undercounter footprint makes it an excellent choice for laboratories where valuable floor space is limited while still requiring dedicated flammable storage.

Many laboratories install the 05FREETSA alongside laboratory freezers, chemical fume hoods, biosafety cabinets, and centrifuges to create a safe and efficient laboratory workflow.

Thermo Scientific 05FREETSA Key Features

Manufacturer: Thermo Scientific
Catalog Number: 05FREETSA
5.5 cu. ft. (155.7 L) capacity
Adjustable temperature range: 1°C to 12°C
Ignition-free interior storage compartment
UL listed for flammable material storage
Designed to meet NFPA 45, NFPA 70, and applicable OSHA requirements
Manual defrost
Exterior mechanical thermostat
Locking solid door
Three adjustable shelves
Bottom storage compartment
Bottom-mounted compressor
Compact undercounter design
Refurbished and performance tested by American Instrument Exchange
90-day warranty included

Overview

The Thermo Scientific 05FREETSA is engineered for laboratories that routinely work with flammable solvents and volatile chemicals requiring refrigerated storage. By relocating electrical components outside the refrigerated storage chamber, the refrigerator minimizes potential ignition sources inside the cabinet while maintaining dependable laboratory refrigeration.

Its compact undercounter footprint allows laboratories to install refrigerated flammable storage directly beneath laboratory benches or workstations where space permits, improving workflow without sacrificing valuable floor space. The exterior mechanical thermostat allows temperature adjustments without opening the cabinet, while manual defrost provides stable operating temperatures without automatic warming cycles.

Common Applications

The Thermo Scientific 05FREETSA is commonly used for the refrigerated storage of approved flammable solvents, chromatography solvents, organic reagents, volatile chemical standards, pharmaceutical intermediates, analytical reference materials, research chemicals, and other flammable laboratory materials that require storage between 1°C and 12°C while complying with laboratory safety practices.

Ideal Laboratory Types

The 05FREETSA is well suited for:

Biotechnology laboratories
Pharmaceutical manufacturers
Chemical research laboratories
University chemistry departments
Environmental laboratories
Industrial quality control laboratories
Petrochemical laboratories
Government research facilities

Its compact size also makes it an excellent choice for satellite laboratories, pilot plants, and individual research groups requiring dedicated flammable material storage.

Why Choose the Thermo Scientific 05FREETSA?

The 05FREETSA provides a safe alternative to storing flammable chemicals in standard laboratory refrigerators. Its ignition-free interior construction, UL listing, compact footprint, and laboratory-specific design help laboratories improve safety while maintaining convenient refrigerated access to commonly used solvents and reagents.

The undercounter design also allows laboratories to add dedicated flammable storage without sacrificing valuable workspace, making it particularly useful for laboratories with limited floor space.

Typical Stored Materials

The Thermo Scientific 05FREETSA is commonly used to store flammable solvents, HPLC mobile phases, chromatography solvents, volatile reagents, analytical standards, pharmaceutical intermediates, organic compounds, chemical reference standards, and other approved flammable laboratory materials requiring refrigerated storage.

Thermo Scientific 05FREETSA Key Specifications

Identification

Manufacturer: Thermo Scientific
Catalog Number: 05FREETSA
Product Type: Flammable Material Storage Refrigerator

Capacity

5.5 cu. ft. (155.7 liters)

Temperature Range

1°C to 12°C (adjustable)

Construction

Ignition-free interior
White enameled steel exterior
ABS plastic interior liner
Locking solid door
Three adjustable shelves
Bottom storage compartment

Refrigeration System

Bottom-mounted compressor
Manual defrost
R134a refrigerant
Polyurethane foam insulation

Monitoring & Controls

Exterior mechanical thermostat
Door lock
Manual temperature adjustment

Electrical Requirements

115V, 60 Hz
1.3 Amps
160 Watts
NEMA 5-15P plug

Exterior Dimensions

23.63" W × 28.1" D × 33.5" H

Interior Dimensions

20" W × 17.5" D × 27.75" H

Weight

Net Weight: 100 lbs.
Shipping Weight: 120 lbs.

Operating Costs & Energy Considerations

The 05FREETSA uses a manual-defrost refrigeration system to provide stable storage temperatures while eliminating automatic defrost warming cycles. Routine condenser cleaning, adequate ventilation around the cabinet, and periodic inspection of the door gasket 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 05FREETSA received by American Instrument Exchange undergoes a comprehensive inspection before shipment. Our technicians verify refrigeration performance using calibrated temperature monitoring equipment, inspect the compressor, thermostat, evaporator, shelving, door hardware, lock, gasket, and overall cabinet integrity. Each refrigerator is thoroughly cleaned and tested to verify dependable operation before shipment.

Laboratories building complete laboratory storage systems frequently purchase laboratory freezers, chemical fume hoods, biosafety cabinets, centrifuges, and additional laboratory refrigerators from American Instrument Exchange.

Shipping & Installation Considerations

The Thermo Scientific 05FREETSA ships by freight from American Instrument Exchange. Although designed as an undercounter refrigerator, Thermo recommends installing the unit with adequate ventilation clearance on all sides and above the cabinet. Verify electrical service before installation, and allow the refrigerator to stabilize at operating temperature before loading flammable materials.

Frequently Asked Questions

What is the catalog number of this refrigerator?

This refrigerator is Thermo Scientific Catalog Number 05FREETSA.

Can the 05FREETSA safely store flammable chemicals?

Yes. The refrigerator is engineered with an ignition-free interior and is UL listed for flammable material storage while meeting applicable NFPA and OSHA requirements.

How much storage capacity does the 05FREETSA provide?

The refrigerator provides 5.5 cubic feet (155.7 liters) of refrigerated storage.

How is the 05FREETSA tested before shipment?

Every refurbished Thermo Scientific 05FREETSA is inspected and temperature tested by American Instrument Exchange technicians. Refrigeration performance, thermostat operation, cabinet integrity, shelving, door seal, and overall 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.

Please contact our team at info@americaninstrument.com for more details.

FAQ

Does the equipment come with a warranty?

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.