1、DC to DC Relay: This solid state relay can convert 3‑32V DC input to 5‑220V DC output with higher working efficiency. 2、Stable Working: Flame retardant casing together with good contact ensures stable working performance with reliability. 3、With Heat Sink: Also, the SSR controller with electroplated heatsink enables quick heat dissipation and safer using. 4、Practical Uses: Can be widely used in various electronic, mechanical equipment heating, home appliance and so on. 5、Easy to Install: Comes with a compact size and a light weight as well, the easy installation can be quickly finished. 1 x Solid State Relay Item Type: Solid State RelayModel: BEM-LK60DDMaterial: ABS, aluminum alloy. Current: 60AInput Voltage: 3-32VDCOutput Voltage: 5-220VDCApplication: Used for computer peripheral interface equipment, constant temperature system, temperature regulation, electric furnace heating control, motor control, numerical control machinery, remote control system.