1、Support for smart phone remote control, control on/off anytime, anywhere. 2、Large rated current load large equipment, safe and practical to use. 3、Flame‑retardant PC material, insulated housing, safe and has long service life. 4、Rapid arc extinguishing, advanced arc extinguishing principle structure, rapid extinguishing of arc. 5、Large terminal, the tightening force is greater than the standard, safe and convenient. 6、Remote intelligent control of home, student dormitory, business, municipal engineering, renting house, etc. Item Type: Circuit Breaker Material: Flame-retardant PC Meet Standard: GB10963.1: IEC60898-1 Product Model: ZMB9-125 Number of Poles: 4P Rated Voltage: AC400V 4P Operating Temperature: -25℃~+65℃ Rack Rated Current: 125A Rated Current: 63A Rated Frequency: 50Hz Pollution Level: Level 2 Protection Level: IP20 Installation Category: llll Instantaneous Tripping Form: C Rated Short-circuit Breaking Capacity: 6KA Rated Impulse Withstand Voltage: 6kV Mechanical Life: More than 10,000 times Electrical Life: More than 6000 times Product Size: Approx. 8.9 x 8.9 x 6.8 cm / 3.5 x 3.5 x 2.7 in Weight: Approx. 629g / 22.2oz 1 x Circuit Breaker 1 x User Manual