Controlled Rate Freeze Thaw

Controlled rate freezer and thawer that maximises cell survival without using liquid nitrogen

Applications

Transgenic embryology research
Stem cell research
Clinical and research samples, e.g. lymphocytes and tissue cell lines in conventional cryovials
Various mammalian cells including cardiomyocytes, adipose, liver and muscle
Cord blood derived stem cells
Adherent cells and stem cells in microplates
Cell suspensions in numbered/barcoded arrays
System integrations
Suitable for applications in veterinarian IVF

About

Key features and benefits

Accurate and reproducible control of cooling rates and sample temperatures
A focus on maximising cell survival rates
Controlled and customisable freezing and thawing
Linear and non-linear freezing profiles
Liquid nitrogen, alcohol and cryogen free – no need for ‘topping up’
Interchangeable heads for flexibility (ordered separately)
Free of charge software allows you to design, track, export and report temperature profiles
Easy to use and samples can be nucleated/seeded in-situ
Low running costs: estimated at 1% of liquid nitrogen-controlled rate freezing and runs on a 24V supply
Temperature range of -100°C to 30°C*
Servicing and calibration options available
Command protocols available

Products in the range

CRFT UK– Controlled rate freeze thawer with UK plug
CRFT EU– Controlled rate freeze thawer with EU plug
CRFT US– Controlled rate freeze thawer with US plug

Specifications

Dimensions (mm) – wdh	345 x 290 x 380 (lid off) / 460 (lid on)
Weight (kg)	5kg
Max plate temp (°C)	30°C
Min plate temp (°C)	-100°C*
Temp accuracy	+/- 0.5°C
Temp stability	+/- 0.1°C
Temp uniformity	+/- 1.0°C Ref
Max cooling rate	10°C min/min
Max thawing rate	10°C/min from -100°C
Max temp stabilisation time	5 mins
Plug type	UK, EU or US
Power supply	100-240V, 50-60Hz (24V DC unit supply)
Warranty	2 years

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*Minimum head temperature achieved with sealed lid in place. Temperatures specified are applicable to CRFT head (sample temperatures may vary). If you want to discuss your application please email our technical sales team on salesdesk@grantinstruments.com

Accessories

H00

Head for 16x 0.5ml straws

H01

Head for 18x0.3ml IMV straws

H02

Head for 55x1.8ml cryovials (0.5ml max fill)

H03

Head for Flat universal plate

H05

Head for 1x SBS microplate

H06

Head for 55x1.8ml deep cryovials (1ml max fill)

CRFTCRYOPEN

Cryopen nucleating tool

CRFTCARTRIDGE

Replacement cartridge for cryopen

CRFT UPS

Un-interruptible Power Supply for the CRFT for a 3 hour cycle in the event of an electrical power failure. 220-240v operation

CAL CRFT

Calibration certificate – single temperature point

CRFTMAINT 1

1 year maintenance agreement includes clean and test report(excludes repair and replacement of faulty parts)

CRFTCOMM

External communications protocol specification for the CRFT

IQOQCRFT

IQOQ booklet for CRFT

PQ CRFT

PQ booklet for CRFT

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Controlled Rate Freeze Thaw - CRFT

Applications

About

Products in the range

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Specifications

Accessories

H00

H01

H02

H03

H05

H06

CRFTCRYOPEN

CRFTCARTRIDGE

CRFT UPS

CAL CRFT

CRFTMAINT 1

CRFTCOMM

IQOQCRFT

PQ CRFT

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Technical Datasheets

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