Liquid Nitrogen Freezers – CryoMajor

The CryoMajor Liquid Nitrogen Freezers by Antech Scientific are expertly designed for the liquid phase storage of biological samples in straws. With a liquid nitrogen storage capacity ranging from 2 to 50 liters, these cryofreezers provide an efficient solution for laboratories in South Africa.

Supplied with round canisters as standard, the CryoMajor series is both space-saving and lightweight, making it ideal for various lab environments. Backed by a two-year parts warranty and a five-year vacuum warranty. Explore our range to learn more, and visit our Insights page and article, Liquid Nitrogen Freezers: Essential Features, Storage Options, and Key Applications.

Antech Scientific‘s CryoMajor Liquid Nitrogen Freezers are built for the liquid phase storage of biological samples in straws. Ranging from 2 to 50 litres, they provide a reliable and efficient cryogenic solution for South African laboratories.

 

Optimal Storage Solutions

The CryoMajor series comes standard with round canisters, offering flexibility for various cryogenic applications. This series is not only space-saving and lightweight but also features ultra-low LN2 consumption.

  • Round Canisters: Supplied as standard, accommodating diverse sample types.
  • Ultra-Low Liquid Nitrogen Consumption: Designed to minimize operational costs while maintaining optimal conditions.
  • Space-Saving Design: Lightweight construction allows for easy placement in any laboratory setting.
  • Warranty Assurance: Enjoy a two-year parts warranty and a five-year vacuum warranty for peace of mind.
cryogenic

Structure Diagram

This diagram illustrates the structure of a cryogenic liquid nitrogen storage container, highlighting its key components for efficient sample preservation. It features a lockable lid with an insulation cork, a vacuum sealing port, and an enhanced aluminum shell for durability. Inside, a multi-layer insulated inner tank holds sample racks, supported by a positioning plate for easy access. The neck tube minimizes nitrogen consumption, while the chemical vacuum retention ensures consistent thermal performance. A handle provides convenient portability for laboratory use.

Optional Accessories for Enhanced Functionality

To further enhance the CryoMajor series, several optional accessories are available:

  • CryoMonitor 1000: This real-time monitor displays the liquid nitrogen tank temperature and features a high-temperature alarm function, allowing users to assess liquid nitrogen levels accurately.
  • Canisters: Available in double and single levels with varying diameters to suit your storage needs.
  • Vial Cane: Constructed from SUS304, designed for use with 5 vials and 3 vials (2ml).
  • Roller Base: Made of stainless steel, this accessory facilitates easy movement for Dewars with a capacity of 30 liters or more.
  • Liquid Level Ruler: An essential tool for measuring liquid nitrogen levels accurately.
  • Locking Cap: Available in different sizes to fit various neck diameters.
  • Transport Kit: Offered in foot type and hand type for 50mm or 80mm neck diameters.
  • Cryogenic Protection Gloves: Available in lengths of 38cm, 48cm, and 68cm for safety during handling.

Accessories


If you are looking for additional options or products, check out our article, Liquid Nitrogen Freezers: Essential Features, Storage Options, and Key Applications, on our Insights page. The Liquid Nitrogen Freezers – CryoMajor from Apex Scientific are the ideal choice for scientists seeking reliable and efficient cryogenic storage solutions.

ModelCryoMajor 2/35CryoMajor 3/50CryoMajor 6/50CryoMajor 10/50CryoMajor 10/80CryoMajor 13/50LCryoMajor 15/50CryoMajor 16/80CryoMajor 20/50LCryoMajor 20/80LCryoMajor 25/50L
LN2 capacity (L)2361010131516202025
Static evaporation rate (L/day)0.110.120.120.120.210.120.110.250.120.2250.2
Static holdover time (day)18265286481081366416789125
Neck opening (mm)3550505080505080508050
External diameter (mm)195224300300300300396451396396396
Overall height (mm)420441488566557630618466688701741
Canisters diameter (mm)2538383863383863386338
Canister height (mm)120120120120120276120120276276276
Weight empty (kg)2.93.55.366.38.41012.812.212.713.5
Weight full (kg)4.55.910.214.114.41922.225.828.52933.9

 

ModelCryoMajor 25/80LCryoMajor 30/50LCryoMajor 30/80LCryoMajor 35/50LCryoMajor 35/80LCryoMajor 35/125LCryoMajor 35/125TLCryoMajor 47/127LCryoMajor 47/127TLCryoMajor 50B/50L
N2 capacity (L)2531.531.535.535.535.535.5474750
Static evaporation rate (L/day)0.220.120.210.120.20.360.360.360.360.24
Static holdover time (day)1142541472861789999131131208
Neck opening (mm)805080508012512512712750
External diameter (mm)396451451451451451451508508508
Overall height (mm)741681681735760805805730730777
Canisters diameter (mm)63386338639772977238
Canister height (mm)276276276276276276276276276276
Weight empty (kg)1415.315.816.317.2181819.219.221
Weight full (kg)34.440.941.445.246.146.946.957.557.561.7
ModelCryoMajor 2/35CryoMajor 3/50CryoMajor 6/50CryoMajor 10/50CryoMajor 10/80CryoMajor 13/50LCryoMajor 15/50CryoMajor 16/80CryoMajor 20/50LCryoMajor 20/80LCryoMajor 25/50L
Number of canister36666666666
Canister type1-layer1-layer1-layer1-layer1-layer2-layer1-layer1-layer2-layer2-layer2-layer
Number of straws, 1/2 cc159792792792225012007922250120039841200
Number of straws, 1/4 cc3451716171617164986258017164986258085322580

 

ModelCryoMajor 25/80LCryoMajor 30/50LCryoMajor 30/80LCryoMajor 35/50LCryoMajor 35/80LCryoMajor 35/125LCryoMajor 35/125TLCryoMajor 47/127LCryoMajor 47/127TLCryoMajor 50B/50L
Number of canister666666106106
Canister type2-layer2-layer2-layer2-layer2-layer2-layer2-layer2-layer2-layer2-layer
Number of straws, 1/2 cc3984120039841200398493607300936073001200
Number of straws, 1/4 cc85322580853225808532210001640021000164002580
SKUDescription
2171000CryoMajor 2/35 Liquid Nitrogen Freezer, 2L
2172000CryoMajor 3/50 Liquid Nitrogen Freezer, 3L
2173000CryoMajor 6/50 Liquid Nitrogen Freezer, 6L
2174000CryoMajor 10/50 Liquid Nitrogen Freezer, 10L
2175000CryoMajor 10/80 Liquid Nitrogen Freezer, 10L
2176000CryoMajor 13/50L Liquid Nitrogen Freezer, 13L
2177000CryoMajor 15/50 Liquid Nitrogen Freezer, 15L
217L000CryoMajor 16/80 Liquid Nitrogen Freezer, 16L
2178000CryoMajor 20/50L Liquid Nitrogen Freezer, 20L
217M000CryoMajor 20/80L Liquid Nitrogen Freezer, 20L
217A000CryoMajor 30/50L Liquid Nitrogen Freezer, 31.5L
217B000CryoMajor 30/80L Liquid Nitrogen Freezer, 31.5L
217D000CryoMajor 35/50L Liquid Nitrogen Freezer, 35.5L
217E000CryoMajor 35/80L Liquid Nitrogen Freezer, 35.5L
217F000CryoMajor 35/125L Liquid Nitrogen Freezer, 35.5L
217G000CryoMajor 35/125TL Liquid Nitrogen Freezer, 35.5L
217H000CryoMajor 47/127L Liquid Nitrogen Freezer, 47L
217J000CryoMajor 47/127TL Liquid Nitrogen Freezer, 47L
217K000CryoMajor 50B/50L Liquid Nitrogen Freezer, 50L
ModelCryoMajor 2/35CryoMajor 3/50CryoMajor 6/50CryoMajor 10/50CryoMajor 10/80CryoMajor 13/50LCryoMajor 15/50CryoMajor 16/80CryoMajor 20/50LCryoMajor 20/80LCryoMajor 25/50L
Lockable lidYesYesYesYesYesYesYesYesYesYesYes
Protection suitN/AYesYesYesYesYesYesYesYesYesYes
Roller base (optional)N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A
Liquid level & temperature monitoring (optional)N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A

 

ModelCryoMajor 25/80LCryoMajor 30/50LCryoMajor 30/80LCryoMajor 35/50LCryoMajor 35/80LCryoMajor 35/125LCryoMajor 35/125TLCryoMajor 47/127LCryoMajor 47/127TLCryoMajor 50B/50L
Lockable lidYesYesYesYesYesYesYesYesYesYes
Protection suitYesYesYesYesYesYesYesN/AN/AYes
Roller base (optional)N/ARB-30RB-30RB-30RB-30RB-30RB-30RB-47RB-47RB-47
Liquid level & temperature monitoring (optional)N/ACryoMonitor 1000TLCryoMonitor 1000TL, CryoMonitor 2000TLCryoMonitor 1000TL

Insights Article: Liquid Nitrogen Freezers: Essential Features, Storage Options, and Key Applications.

Product Enquiry Handbook: Liquid Nitrogen Freezers

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