Dual power automatic transfer switch NLQ163 4P/2P 63A Description A compact automatic transfer switch designed to switch power sources seamlessly between two supplies. Model NLQ163 is available in 4 pole and 2 pole configurations and is rated 63 A. 3C rated voltage range: 50440. The unit provides dependable automatic changeover for backup power systems and distribution applications. Key benefits Automatic, hands transfer between primary and secondary power sources to minimize manual intervention. Consistent switching within the specified voltage range to maintain continuity of supply for critical loads. Versatile pole options 4P or 2P to match system configurations and simplify panel integration. Spaceefficient footprint for easy installation in distribution boards and control cabinets. Robust construction for long service life in typical electrical environments. Main functions and attributes Function: Dual power automatic transfer switch for automatic detection and transfer of load between two power sources. Model and rating: NLQ163 available as 4P or 2P, rated current 63A. Voltage range: 3C rated voltage range 50440. Compatibility: Designed for use with alternating current supply systems that fall within the listed voltage range. Suitable for generator integration, mains failover, and alternate feeder arrangements. Size and mounting: Compact form factor for DIN rail or panel mounting where space is constrained. Suitable for standard distribution panel layouts. Material and construction: Durable electricalgrade housing and internal contacts engineered for frequent switching operations typical of transfer switches. Performance: Engineered to perform reliable automatic transfers under normal operating conditions at the rated current and voltage range. Practical applications Residential standby power: Automatically switch household circuits from mains to generator supply during power interruptions to maintain lighting, heating, and refrigeration. Commercial buildings: Manage automatic transfer for small office blocks or retail outlets that require seamless changeover between utility supply and backup power. Light industrial and equipment panels: Provide controlled alternate power feeding for pumps, compressors, or control systems where a secondary power source is available. Why choose this model Clear configuration choices with 4 pole or 2 pole options to fit single phase or multi phase arrangements. Straightforward integration into existing distribution panels without excessive space requirements. Focused design for automatic source transfer within the rated current and voltage limits. Ordering note Specify NLQ163 with the preferred pole configuration, 4P or 2P, when placing an to ensure correct fit for your electrical system.