Square D 8501 Type NR Sockets

Square D 8501 NR sockets are designed for use with plug-in 8501 K and Type R relays, 8430 MPS phase failure relays and 9050 JCK timers.

Square D™ general purpose relays are suited for use as logic elements and power switching output devices in material handling, processing, lighting control, HVAC/R and other industrial applications.