RDL ST-LCR2 Stick-On Logic Controlled Relay-Alternate ActionThe ST LCR2 provides double pole, double throw dry switching contacts and LED indicator for relay closure. The ST LCR2 is used where momentary pulses must alternately toggle on off switching contacts. Open collector slave output allows connection of remote on indicator or an ST LCR1 for additional relay contacts. Features: Alternate Action Switching Add Contacts to Any Control Signal Activation from Logic Circuits DPDT Switching Relay Open Collector