- Economically store up to 6,000 samples
- Temperature stays below -180°C with less than 2" of liquid nitrogen remaining
- Indexed system available with or without an ultrasonic level monitor
- Makes sample retrieval simple and consumes minimal liquid nitrogen
- Lockable lid ensures sample security

The Locator™ Cryogenic Storage System indexes samples into racks and boxes for simplified sample retrieval
COVID-19 Diagnostic Testing & Storage Equipment
4901-PP-01
4901-PP-01 72132
Locator Cryogenic Storage Systems by Thermo Fisher Scientific
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Manufactured By: Thermo Fisher
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Summary
- Economically store up to 6,000 samples
- Temperature stays below -180°C with less than 2" of liquid nitrogen remaining
- Indexed system available with or without an ultrasonic level monitor
- Makes sample retrieval simple and consumes minimal liquid nitrogen
- Lockable lid ensures sample security
- Advanced vacuum insulation reduces liquid nitrogen loss, lowers operating costs, and offers better protection for cryogenic samples
- Optional Ultrasonic Level Monitor provides a continuous digital LED readout and visual/audible alarms for liquid nitrogen levels
- Manufacturer: Thermo Fisher Scientific
- Brand: Locator Jr., Locator 4, Locator 6, Locator 8
- Includes stainless steel racks for use with 2 Nalgene cryogenic boxes (total storage capacity)
- Optional racks designed for 5mL vials can hold four 81-ampule cryogenic boxes (available for Locator Jr, Locator 4, and Locator 6)
Locator™ Cryogenic Storage System
Features & Benefits
Locator™ 8 Cryogenic Storage System
Shown: Locator™ 8 Cryogenic Storage System (includes 6 racks, 72-box capacity; boxes sold separately).
Locator™ Jr Cryogenic Storage System
Shown: Locator™ Jr Cryogenic Storage System (includes 4 racks, 16-box capacity; boxes sold separately).
Popular Accessories
For a full list of accessories, select a product then click Choose Accessories on that product page.
Ultrasonic Liquid Nitrogen Level Monitor
Ultrasonic Level Monitors, mounted on the lid of the Locator, includes low nitrogen level indicator lights and integrates with other monitoring systems.Nalgene Vial Boxes
Gridded and numbered Nalgene™ cryogenic boxes allow for sample indexing.Cryogenic Vials
Nalgene® cryogenic vials feature an external thread on the vial and internal thread on the cap to guard against contamination.CryoClaw™ Vial Remover
This tool carefully retrieves dislodged vials and other fallen objects from the bottom of cryogenic vessels (compatible with dewar openings at least two inches in diameter).Wheeled Accessory Carts
These 5" high, low-profile carts are also compatible with other Thermo Scientific cryogenic vessels.
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