Product Details

Crydom HA/HD Series Solid State Relays

Crydom HA/HD series robust and versatile panel mount solid state relays. These powerful SSRs have superior thermal performance thanks to the use of DBC technology. The HA/HD series solid state relays feature anti-rotation barriers, flexible control voltage options and a wide range of power ratings. 

Features and Benefits

SCR output for heavy industrial loads Zero Voltage or instantaneous turn-on outputs 
UL/CSA/VDE Approved, CE Compliant to EN60950-1 
Improved SEMS screw and washer 
Anti-rotation barriers 
AC or DC control 
Direct Bond Copper (DBC) substrate 
EMC compliant to Level 3 
Direct power lead frame 
Epoxy free design 



Heat sink not included. For load current de-rating and heat sink details see manufacturers datasheet 


Derating will limit the maximum load current at temperatures above 25 °C 


UL recognised component for Canada and US, VDE 



UL; C-UL recognised; VDE 

Crydom Solid State Relay and Accessories

Attribute Value
Minimum Load Current 40 mA
Maximum Load Current 25 A
Mounting Type Panel Mount
Maximum Load Voltage 660 V
Maximum Control Voltage 280 V
Switching Type Zero Cross
Output Device SCR
Dimensions 58.4 x 45.7 x 23mm
Height 23mm
Minimum Operating Temperature -40°C
Load Voltage Range 48 → 660V ac
Operating Temperature Range -40 → +80°C
Depth 45.7mm
Control Voltage Range 90 → 280 V ac
Length 58.4mm
Maximum Operating Temperature +80°C


SKU HA60256
Shipping Width 0.045m
Shipping Height 0.059m
Shipping Length 0.023m
Shipping Cubic 0.000061000m3
Unit Of Measure ea
Assembled Length 0.023m
Assembled Height 0.059m
Assembled Width 0.045m

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