Failsecure Lock release: Model 204The model 204 failsecure lock release is designed to complement morticed night-latch locks e.g. Union 2332. Flush mount release - Fail-secure - 204SKU: 204 £17.56 Regular Price£16.86Sale PriceQuantity*Add to CartFeaturesFeatures: This release is designed to remain in the locked position in the event of a power failure. \n Operation: Mortice Fail-secure Operating voltage: 12v AC Coil impedance: 30 ohms Current consumption: 400 ma Pressure: withstands up to 300Kg impact For rim release option - see Model 203