The AZ2150-1A-15DE is a heavy duty power relay from the AZ series of high power industrial relay from Zettler. It features 15 Amp rating, SPDT (single pole double throw) switching, 10 A resistive load, 5500 Vrms for 1 minute dielectric strength, 1/4 hp inductive load, and 60 Hz maximum switching frequency. It also features a wide mounting panel, latching, surge protection, and a wide operating temperature range of -40°C to +125°C. The mechanical and electrical life rating is up to 50K cycles. This relay is UL, CSA, and VDE approved.