SHINING HS Series Heat Sink - Solid State Relay Heat Sink - SSR Heat Sink  is including:

HS-60050: For One (1) piece of Single Phase Solid State Relay (DA / AA / VA / DD Series)

HS-60100: For Two (2) piece of Single Phase Solid State Relay (DA / AA / VA / DD Series)

HS-60150: For Three (3) piece of Single Phase Solid State Relay (DA / AA / VA / DD Series)

HS-60200: For Four (4) piece of Single Phase Solid State Relay (DA / AA / VA / DD Series)

HS-80050: For One (1) piece of Three Phase Solid State Relay (DA / AA Series)

HS-80100: For Two (2) piece of Three Phase Solid State Relay (DA / AA Series)

HS-80150: For Three (3) piece of Three Phase Solid State Relay (DA / AA Series)

HS-80200: For Four (4) piece of Three Phase Solid State Relay (DA / AA Series)

For Heat Dissipation of Solid State Relay (SSR), you can install Solid State Relay with Cooling Fan on the Heat Sink. Heat Sink and Cooling Fan is optional parts for Solid State Relay.

Suggestion: 1. 10A Solid State Relay: Heat Sink and Cooling Fan is not necessary.

                     2. 25A Solid State Relay: Assembly with this Heat Sink. Cooling Fan is not necessary.

                     3. 40A Solid State Relay: Assembly with this Heat Sink with Cooling Fan.