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RDE-412D4 4K Cryocooler Series

Standard Scope of Supply

RDE-412D4 Cold Head
F-40L/H, E-77NL/NH, E-77SL/SH, E-77VL/VH, E-77AL/AH, F-70L/H, FA-40L/H, FA-50L/H, FA-50SL/SH or EC-77NL/NH Compressor
Helium Gas Lines – 20 m (66 ft.)^1,2,3,4,5 or 6 m (20 ft.) with Buffer Tank³
Cold Head Cable – 20 m (66 ft.)^1,2 or 6-20 m (20-66 ft.)^3,4,5
Power Cable – 3 m (10 ft.)¹, 5-20 m (16.5-66 ft.)², 5 m (16.5 ft.)³, 3-6 m (10-20 ft.)⁴ or 2-8 m (6-27 ft.)⁵
Hose Nipples^1,2
Tool Kit

1 With F-40 and FA-40
2 With E-77 and EC-77
3 With FA-50 and FA-50S
4 With F-70L
5 With F-70H

Interested in this product? Please Call Your Local Office for More Information.

About the RDE-412D4

The RDE-412D4 two-stage Gifford-McMahon Cryocooler is one of SHI’s mid-capacity 4K Cryocoolers, with a second-stage capacity of 1.25 W @ 4.2 K (50/60 Hz). It operates with water and air-cooled helium compressors, including the inverter-driven E-77 and FA-50S, as well as the hybrid EC-77N.

Applications

Specifications

Power Supply	50 Hz	60 Hz
2^nd Stage Capacity¹	1.25 W @ 4.2 K
1^st Stage Capacity¹	53 W @ 43 K	60 W @ 43 K
Minimum Temperature²	<3.5 K
Cooldown Time to 4.2 K²	<60 Minutes
Weight	20 kg (44.1 lbs.)
Dimensions (HxWxD)	554 x 180 x 306 mm (21.8 x 7.1 x 12.0 in.)
Maintenance	10,000 Hours
Regulatory Compliance	UL/CE, RoHS

1 Reduced capacities when operated with F-40 or FA-40 Compressors. Please contact SHI for more details.
2 Lowest temperature and cooldown time are for reference only.

Specifications subject to change without notice