Phoenix Contact – REL-IR4/LDP- 12DC/4X21
Single relay – REL-IR4/LDP- 12DC/4X21 – 2903676; Plug-in industrial relay with power contacts and additional hard gold plating, 4 PDTs, test key, status LED, freewheeling diode, mechanical switch position indicator, polarity: A1+, A2-, coil voltage: 12 V DC