ELK-924-4ELK 924 4 Sensitive Relay DPDT The ELK 924 Sensitive Relay DPDT is designed for general purpose switching, featuring double Form "C" dry contacts and operating on 12 or 24 volts DC. It requires a super low trigger current of just 1. 2 mA, with both positive and negative trigger input options. Available in packs of 4. Super low 1. 2 mA trigger current. Supports positive or negative trigger input. Double Form "C" DPDT contacts for versatile switching.