Phoenix Contact, CT 10-18FSR+F/PE-24 28 V ac, 40 V dc Maximum Voltage Rating 10kA Maximum Surge Current Protective, Suppressor Type: Protective Plug, Mounting Type: Plug In, Length: 111mm, Depth: 68.5mm, Height: 22mm, Dimensions: 111 x 68.5 x 22mm, Minimum Operating Temperature: -25°C, Maximum Operating Temperature: +75°C, MPN: 2807939