Dual Power Automatic Transfer Switch 4P Rail Mounted Generator Changeover Switch 100A AC110V Simple, reliable automatic transfer for emergency power systems. This 4 pole rail mounted transfer switch automatically switches between mains power and a generator supply for uninterrupted operation of critical loads. Designed for control panels and electrical distribution boards that require an automatic changeover solution with a 100 amp load capacity and AC110V control voltage. Key benefits Automatic changeover to minimize downtime when utility power fails and restore mains connection when it returns. Four pole design handles threephase systems plus neutral, suitable for balanced distribution and sensitive loads. 100 amp rated current supports many commercial and residential backup circuits without oversizing. AC110V coil voltage for standard control circuits and compatibility with common generator start and control systems. Rail mounted format enables clean installation on DIN style rails inside distribution panels for spaceefficient integration. Robust switching operation reduces need for manual intervention and simplifies emergency power management. Main features Function: Dual power automatic transfer switch for generator and utility changeover. Poles: 4 pole configuration for threephase plus neutral switching. Rated current: 100 A continuous load capacity. Control voltage: AC110V coil for automatic operation. Mounting: Rail mounted for standard panel installation. Intended use: Emergency power supply systems and generator changeover applications. Typical applications Small commercial buildings and retail outlets: Automatically switch critical lighting, point of , and HVAC circuits to generator power during outages. Residential backup systems: Integrate with a standby generator to maintain essential circuits such as heating, refrigerators, and security systems. Light industrial and workshop panels: Provide automatic transfer for production equipment and control systems that require reliable threephase backup. Installation and compatibility notes Designed for rail mounting inside standard electrical distribution panels; ensure adequate panel space and proper DIN rail compatibility. Matches control circuits that use AC110V for the transfer coil. Confirm control voltage compatibility with your generator or control system before installation. Four pole switching is suitable for threephase supply plus neutral. Verify load balancing and wiring practices for your installation. Installation should be carried out by a qualified electrician in accordance with local electrical codes and regulations. Why choose this switch for your emergency power setup Provides automatic hands changeover between mains and generator to reduce manual handling and response time during power interruptions. Compact railmounted design keeps panels organized and simplifies retrofit into existing switchgear. Clear electrical ratings and pole configuration make it straightforward to match to system requirements. What is included One 4 pole automatic transfer switch, rail mounted, rated 100 A with AC110V control coil for use in emergency power supply systems. If you require additional technical details such as wiring diagrams or physical dimensions, consult the product documentation supplied with the unit or contact a qualified electrical professional for installation guidance.