Features: Ultra-compact solid state relay modules. Solid state relay module is sensitive, fast response. Solid State Relay Module interference, no noise, long life, strong electromagnetic compatibility capability, high surge current withstand capability. Inputs have protection circuit, to avoid damage to the host computer. Each optional with LED operation indicator. Modular design, small, space-saving, easy wiring and improve efficiency. Easy installation, fast card installed in standard industrial rail 35mmU, E-type rail. Terminal module bracket using Taiwan Progressive Alliance (DECA), stable and reliable quality. Technical parameters: the input of the control voltage DC5V DC12V DC24V Working Current 6.5mA (typ) the action showed the output relay type solid state relay 1NO Operating voltage 1-60VDC maximum rated load current of 3.6A maximum on-time off-time 0.2ms 3.3ms Operating temperature -40 ℃ ~ 60 ℃ Storage temperature -40 ℃ ~ 100 ℃ detailed parameters: http: //www.hongantr.com/cpzx.html