Automatic Transfer Switch 4P63A Color: Blue, Gray Model: 4P63A Keep essential power running automatically when the main supply fails. This 4 pole 63 amp automatic transfer switch transfers load to a backup source in about 2 seconds, protecting lighting, refrigeration, security systems, and other critical circuits from interruption. Key benefits Fast automatic transfer: Switches to the backup power source in approximately 2 seconds for uninterrupted operation of essential equipment. Reliable 63A capacity: Rated current 63A with line current range 6A to 63A to support household and small commercial loads. Robust construction: ABS plastic housing with conductivity copper components for stable, quiet, and durable performance. Dualmode operation: Automatic transfer with selfrecovery plus manual control for testing or maintenance. Simple installation and use: Wall mount design supports horizontal or vertical mounting and includes clear indicator light display for status monitoring. Versatile compatibility: Bidirectional circuit and edged output contacts accommodate common generator and backup power setups. Key specifications Number of poles: 4 Rated current: 63A Operating voltage: AC110V Rated voltage: AC240V Line current range: 6A to 63A Conversion time: About 2 seconds Working frequency: 50 Hz or 60 Hz Insulation voltage: AC690V ATS level: CB Level Used level: AC33iB Conversion mode: Automatic transfer and selfrecovery Display: Indicator light Contact type: Edged output contacts Circuit type: Bidirectional Actuator type: Ring cross Bore: M6 (6 mm) Mounting hole distance: 20.6 cm Product size: 8.82 x 5.31 x 3.94 in Base width: 4.92 in Package size: 9.06 x 5.71 x 5.12 in Net weight: 3.88 lbs Gross weight: 4.08 lbs Material: Plastic, pure copper, copper Shape: Rectangular Style: Modern Assembly required: No Typical applications Residential backup: Keeps refrigerators, lighting, and home security systems running during outages. Small offices and retail: Maintains POS systems, routers, and essential office equipment until main power returns. Workshops and small industrial sites: Supports small motors and control circuits that require reliable transfer to generator power. This automatic transfer switch is designed for straightforward installation and dependable operation in home and small commercial backup power systems.