Reed relays use the reed switch as the heart its switching mechanism, combines with a coil into one package are ideally suited for low current switching. Cosmo DH series relays are supplied in a molded thermoset package which is well suited for applications in ATE, Telecom equipment, Security system, Industrial equipment, Process control system and other general purpose applications. Available for Contact Form: 1A (SPST) Normally Open (N.O.)/ 1B (SPST) Normally Closed (N.C.) 1C (SPDT) Changeover/ 2A (DPST) Normally Open (N.O.) with 5V, 12V and 24V coils and diode suppression. Optional diode, internal shield and external magnetic shield. UL approved & RoHS compliance.