Keep your power running smoothly with this manual transfer switch! Rated at 63A with 400VAC capacity, this 3P dual power switch is perfect for homes, RVs, and generator setups. The 35mm DIN rail mount makes installation straightforward for electricians or experienced DIYers. Safety features include single-side interlock that prevents both power sources from connecting simultaneously – when you switch to generator power, the main circuit trips automatically. The PC flame retardant shell and silver alloy contacts ensure reliable performance and good conductivity. With an electrical life of 1500 cycles and mechanical life of 8500 cycles, this switch is built to last through frequent use. The color indication window makes it easy to see the current status at a glance. Perfect for backup power systems, allowing you to safely switch between main power and generator power during outages. The 16mm² terminal cable size accommodates standard wiring, and the IP20 rating provides basic protection against dust and moisture. Whether you're preparing for storm season, setting up an RV electrical system, or installing backup power for your home, this transfer switch provides reliable, safe switching between power sources.