Heavy Duty marine battery switch. Max capacity - for 5 sec 2500A. Max capacity - in continuous 280A. Flange Ø 66mm. Pins 10mm. Spare key OS1438533. Made of black polycarbonate, flange fixing; fitted with watertight PVC cap and nickel-plated brass splash-proof key. CE type-tested in compliance with directive 2013/53/EU (ISO 8846 MARINE - EN 28846). Compulsory device for mounting on a positive cable.