1High temperature resistant flame retardant shell is safer while solid state relay can be easy to control. 2And high& 8209;quality terminal of high& 8209;conductivity material can be stable and safe to use. 3The bottom plate is flat and smoothing, which supports strong heat dissipation for better performance. 4No extral step is required when you use such solid state relay and the operation is simple. 5Solid state relay's quality is guaranteed, used with confidence, which can be light and practical. Item Type: Solid state relay Brand: BERM Model: BEM-40-ZN-TY-220/ BEM-60-ZN-TY-220 / BEM-80-ZN-TY-220 / BEM-100-ZN-TY-220(Optional) Rated Voltage: 220VAC Control Voltage: 40~100A Size: Approx. 106mm / 4.2in Approx. 75mm / 3in Approx. 39mm / 1.5in Approx. 75mm / 3in Approx. 105mm / 4.1in Approx. 94mm / 3.7in Approx. 5.5mm / 0.2in Approx. 39mm / 1.5in 1 x Solid State Relay