AZ942H-1C-18DT is a 16 Amp miniature PC board relay featuring SPDT (1 Form C) contact arrangement designed for reliable switching applications. It operates with an 18 VDC nominal coil voltage, a must operate voltage of 14.4 VDC, and a coil resistance of 900 O ±10%. The relay offers a maximum switched current of 12 A with a maximum switched voltage of 28 VDC or 250 VAC for Form C contacts, and features Class F insulation rated at 155°C with dielectric strength of 2000 Vrms contact to coil. With mechanical life expectancy of 10 million operations and electrical life of 100,000 operations at 10A 250 VAC resistive load, it meets IEEE 587 6 kV lightning surge requirements. Common applications include industrial control systems, HVAC equipment, and appliance controls where compact size and high switching capacity are required.