From the shell, electronic circuit board, flame-retardant engineering plastic shell, metal heat dissipation floor. The composition of SCR.Special optocoupler isolation, stable and reliable operation, fast switching speed, High working frequency and long service life, Low noise, low power consumption, beautiful appearance, easy to install and use.Installation conditions: When using a load current greater than 10A, a heat sink must be used, and the heat sink must be in a solid state relay.Apply thermal grease between the base and the heat sink mounting surface of the heat sink. Cooling 60A fan.Product name: Single-phase SSR-DA solid state relayControl method: DC control AC (CDG1-1DA), AC communication control (CDG1-1AA), DC control DC (CDG1-1DD)Output current: 10A, 15A, 20A, 25A, 30A, 40A, 60A, 75A, 80A, 100A, 120AInput control voltage: 3-32VDC 80-280VACCharging voltage: 12-220VDC, 24-480VACCurrent input control: less than 30mAShut-off current leakage status: less than or equal to 5mAState pressure: less than or equal to 1. 6VACSwitching time: less than or equal to 5msMedium voltage: 2500VACInsulation resistance: 100 m / 500VDCCurrent operating safety factor: resistive load: 60% inductive load: 30%Electrical life: greater or equal to 1 million timesColour:silverMaterial:MetalPackage Contents:1 x Solid State RelayOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.