Relay applications: car circuits, radio remote control, alarm system, central locking, ZV, window regulator, horn, amplifier, lighting, work lights, headlights. Automotive relay in fuse socket with included 30A blade fuse, no need for a separate fuse holder, saves space and money. This kit will eliminate a high voltage drop in the line, allowing your components to work properly. EASY CABLE CONNECTION - The relay sockets come with colour-coded cables for convenient wiring of loads/accessories. Ideal for car alarm installers, audio installers, electricians, DIY use, etc. Specifications: Coil voltage: 12 V = working voltage (10.8 - 14.2 V), approx. 138 mA. Coil resistance: 81 ohms Contact load / switching capacity: 40 A. The relay has 5 x 6.3 mm blade connectors: 30, 87, 87a, 85, 86 Contacts: 1 x closing contact (30-87). 1 x isolating contact (30-87 a). Operating temperature: -40C to 85C. Dimensions (L x W x H): 28 x 25 x 25 mm. Casing: plastic. Socket for car relay with 5-20x connection wires and connection cable approx. 150 mm. Box contents: 5 x car relay. 5 x socket for car relay.