Features 1、2 OPERATION MODES: Power transfer switch support automatic operation or manual operation, the power supply is switched in milliseconds without interruption, has compact structure, reliable transmission, convenient installation and maintenance, long service life, widely used in various places where continuous power failure is not allowed 2、MILLISECONDS SWITCHING: Automatic transfer switch is very useful, when the normal power supply is abnormal, the backup power supply works immediately, ensure the continuity, reliability and safety of the power supply 3、STABLE AND RELIABLE: This automatic switch is suitable for 50 or 60Hz AC rated 110V 100A emergency power supply system, possess stable performance and rest assured 4、SAFE AND FLAME RETARDANT MATERIAL: This automatic transfer switch is made of excellent flame retardant PC materials and silver contacts, possess good insulation, high temperature resistant, aging resistant, safe and reliable 5、WIDE APPLICATION: Power transfer switch adopt exquisite technology, isolation and interference resistant, self investment and self compound, widely used in families, shopping malls, factories, laboratories, farms and other occasion Specification Item Type: Dual Power Automatic Transfer Switch Product Model: NLQ3-125/2P Material: PC flame retardant and silver alloy Switch Type: Secondary power distribution Rated Current: 100A Coil Voltage: 110V AC Insulation Voltage: AC690V AC Rated Voltage: AC400V AC Rated Frequency: 50Hz/60Hz Electrical Level: PC isolation type Rated Impulse Withstand Voltage: 8KV Control Circuit: Rated Control Voltage Us: AC110V 85%-110% Us Auxiliary Circuit: Two Relays, Each With Two Sets of Contact Capacity: AC110V50HZ le=5y Touch Time: <50ms Operation Conversion Time: <50ms Return Time: <50ms Closing Time: <50ms Package List 1 x Dual Power Automatic Transfer Switch 1 x User Manual