8501NR plug in relay sockets are designed for the proper wiring of 8501K plug in relays. This socket can be mount on 35mm DIN rail or can be mounted directly to a panel. The 8501KPR12 and 8501KPDR12 relays and 9050JCK timers will plug into this relay socket which is designed for 8 tubular pins. The socket terminals have pressure wire clamps for a good secure connection. To make wiring easier the terminals are not stacked. 8501NR plug in relay sockets are UL component recognized and CSA certified. Specifications Main [In] rated current 15 A 300 V AC 5 A 600 V AC Complementary mounting type DIN rail Panel electrical connection Single tiered screw clamp terminals package quantity 1 Width 1.6 in (40 mm) Height 2.1 in (54 mm) Depth 1.0 in (24.6 mm) Packing Units Unit Type of Package 1 PCE Number of Units in Package 1 1 Package 1 Height 1.000 in (2.540 cm) Package 1 Width 1.700 in (4.318 cm) Package 1 Length 2.200 in (5.588 cm) Package 1 Weight 1.600 oz (45.359 g) Unit Type of Package 2 CAR Number of Units in Package 2 600 Package 2 Height 14.200 in (36.068 cm) Package 2 Width 11.200 in (28.448 cm) Package 2 Length 17.800 in (45.212 cm) Package 2 Weight 64.0002 lb(US) (29.030 kg)