Automatic Transfer Switch for reliable, current power switching between sources. Designed for installations that require fast, stable changeover and durable components. Key benefits Ensures continuous power by automatically switching between primary and secondary power sources, reducing downtime and protecting connected equipment. Supports current applications with a 100 A rated current for residential and small commercial loads. Durable construction with flame retardant plastic material for improved insulation, temperature resistance, and long service life, lowering maintenance and replacement frequency. Core functions and performance Rated voltage: 110 V and 230 V for common AC systems. Insulation voltage: 500 V for robust internal isolation. Rated impulse withstand voltage: 4 kV to resist transient spikes. 3C rated voltage range: 37 V to 440 V for compatibility with a wide range of input conditions. Size: 245 x 110 x 135 mm suitable for panel or enclosure mounting. Package weight: Approx. 3.5 kg (127.5 oz). Material and build Constructed from quality flame retardant plastic that provides good electrical insulation and resistance to elevated temperatures. Antiaging design and strong durability for longterm operation in typical utility and backup power environments. What is included Package contents: 1 Automatic Transfer Switch. Typical applications Home backup power: Automatic transfer between utility power and a backup generator during outages to keep lighting, refrigeration, and essential circuits running. Small commercial sites: Reliable transfer for retail outlets, offices, or workshops to maintain critical systems and reduce operational interruptions. Renewable and inverter systems: Use with solar inverters or hybrid systems where controlled switching between sources is required within the specified voltage range. Compatibility and installation notes Suitable for systems operating at 110 V or 230 V and for inputs within 37 V to 440 V per the 3C rating. Rated for continuous operation at up to 100 A; verify load requirements and installation wiring comply with local electrical codes. Compact footprint (245 x 110 x 135 mm) fits common enclosures and mounting configurations. Practical advantages Fast, automatic switching minimizes manual intervention during power source changes. Wide voltage range and impulse withstand capability improve adaptability to variable supply conditions. Robust materials reduce longterm maintenance needs and total lifecycle cost. This automatic transfer switch delivers dependable, current switching in a compact, durable package for backup power, commercial, and renewable energy applications.