SPECIFICATIONS - The dual power automatic transfer switch model is W2R-100, the pole is 3P, the short-circuit current under rated conditions is 50kA, the contact capacity is AC220V 50Hz, and the rated impulse withstand voltage is 8kV. TRACK MOUNTING - The dual power automatic transfer switch is specially designed for household track mounting, specially designed for PZ30 distribution box, and is widely used in various places where continuous power failure is not allowed. SAFE AND RELIABLE - When the normal power supply is abnormal, the backup power supply will work immediately to ensure the continuity, reliability and safety of the power supply. AUTOMATIC ROTARY SWITCH - Dual power automatic transfer switch is suitable for emergency power system with AC power 50 or 60Hz, rated current 400V, 60A. SUPERIOR PERFORMANCE - The automatic transfer switch consists of TS E and controller. TS E has compact structure, reliable transmission, convenient installation and maintenance, and long service life., Weight: 1.5652820602 Pounds, Manufacturer: Jenngaoo