Automatic Transfer Switch NLQ5 125 4P — 63A Overview A compact, reliable automatic transfer switch designed for smooth and fast switching between power sources. It supports both automatic and manual operation to keep essential circuits powered during outages while providing multiple layers of protection. Key benefits Automatic and manual operation: Automatically transfers load circuits between power supplies during an outage, with a manual override for maintenance or testing. Fast transfer: Conversion time is less than 2 seconds to minimize interruption to connected equipment. Comprehensive protection: Builtin protection against short circuit, overload, phase loss, and undervoltage to keep systems stable and secure. Durable, performance materials: Flameretardant PC housing provides strong insulation and resistance to temperature and aging. Silver contacts improve conductivity and longterm durability. Spacesaving and flexible installation: Compact footprint and screwfixed mounting allow vertical or horizontal installation for residential or commercial distribution boards. Technical highlights Model: NLQ5 125 4P Rated current: 63A Pole: 4P ATS product category: CB micro break Rated voltage: 400 V Working voltage: 220 V Insulation voltage: 4000 V Rated shock tolerance voltage: 4 KV Operating frequency: 50 or 60 Hz Conversion time: less than 2 seconds Material: flameretardant PC housing and silver contacts Installation method: screw fixed How this product solves problems Prevents unscheduled downtime by switching loads to an alternate source automatically when the main supply fails. Reduces risk to equipment with integrated protections against common electrical faults. Provides a compact, reliable switching solution where space is limited and fast transfer is required. Silver contact design and insulation ratings improve electrical performance and extend service life. Practical use scenarios Home backup power: Automatically switch between utility power and a standby generator to maintain essential circuits in a house. Small commercial and residential buildings: Manage power continuity for lighting, elevators, and security systems in rise or multiunit properties. Critical facilities and infrastructure: Provide rapid source transfer in data rooms, control centers, and other environments where uninterrupted power is important. Package contents 1 x Power Automatic Transfer Switch 1 x User Manual Notes Supports both automatic and manual operation. Suitable for vertical or horizontal mounting. Follow the user manual and local electrical codes during installation.