Feature: 1. Multiple Operation Modes: This dual power generator changeover switch not only supports automatic mode, but also can be operated by manual buttons for easy operation and reliable performance. 2. Silver Contacts: This dual power automatic transfer switch adopts silver contacts, which can greatly improve the conductivity and service life of the product, and the switch is more sensitive. 3. Excellent PC Material: This generator changeover switch is made of excellent PC material, which is sturdy and wear resistant, good insulation, high temperature resistant, anti aging, safe and reliable. 4. Easy To Install: This switch has a compact structure, reliable transmission, easy installation and maintenance, long service life, and can be installed vertically or horizontally, with easy and reliable power supply installation. 5. Wide Application: This power transfer switch is widely used in hospitals, stores, banks, chemical industry, metallurgy, high rise buildings, military facilities and other important situations where power failure is not allowed. Specification: Item Type: Dual Power Automatic Transfer Switch Model: NLQ5-125, 3P Material: PC Flame Retardant, Silver Level: 3P Insulation Voltage: 4000V Rated Voltage: 400V Working Voltage: 220V ATS Product Category: CB Micro Break Type Conversion Time: ≤2s Operating Frequency:50, 60Hz Rated Impact Withstand Voltage: 4(KV) Installation Mode: Screw Fixing. Package List: 1 x Dual Power Automatic Transfer Switch1 x Manual