Latching single coil power relay is UL/cUL approved

L115F2 Series latching relay is UL/cUL approved and a single coil power relay that withstands heavy contact load with strong shock and vibration resistance. Device is UL F class rated standard. Device provides contact arrangements of 1A, 1B and 1C with contact ratings of 30A, 40A and 50A @ 277Vac. Contact resistance is less than 50 milliohms; contact material is AgSnO2 or AgSnO2In2O3. Product provides tested electrical life of 50k cycles with mechanical life of 1M cycles and a dielectric strength of 2500Vrms minimum coil to contact and 1500Vrms minimum contact to contact. http://www.citrelay.com