Double Power Automatic Transfer Switch Model 4P63A Overview A compact, durable automatic transfer switch that quickly shifts between mains power and generator to keep essential circuits running. Constructed from PP for long term wear resistance and designed for simple installation and reliable daily use. Key benefits Continuous power: Fast automatic switching ensures power moves from mains to generator and back without manual intervention, reducing downtime during outages. Protection built in: Overload protection and short circuit protection help reduce the risk of electrical faults affecting connected equipment. Durable construction: PP housing provides wear resistance and long service life for indoor or protected outdoor installations. Easy to install: Straightforward mounting and connections allow quick setup without complicated procedures. Versatile use: Suitable for homes, small commercial sites, offices, workshops, and remote installations where automatic power transfer is needed. Features Function: Automatic transfer between utility power and backup generator to maintain uninterrupted supply for selected circuits. Safety features: Includes overload and short circuit protection to help safeguard wiring and equipment. Material: Made from polypropylene (PP) for durability and impact resistance. Performance: Fast switching to minimize interruption during source changes. Compatibility and sizing Model highlighted: 4P63A Dimensions (4P63A): 22.0 cm x 13.8 cm x 11.6 cm (8.66 inch x 5.43 inch x 4.57 inch) Other available sizes: 2P63A: 14.8 cm x 13.8 cm x 11.6 cm (5.83 inch x 5.43 inch x 4.57 inch) 3P63A: 18.4 cm x 13.8 cm x 11.6 cm (7.24 inch x 5.43 inch x 4.57 inch) Practical applications Home backup: Automatically switch essential circuits like refrigeration, lighting, and heating to generator power during outages. Small business and office: Maintain power for point of systems, network equipment, and security devices without manual switching. Remote or outdoor sites: Serve cabins, workshops, or communication equipment where reliable changeover between power sources is required. Package contents 1 Double Power Automatic Transfer Switch (4P63A) Notes Please allow a measurement tolerance of 12 cm (0.390.79 inch) due to manual measurement.