switch. PC level, Switch less than 8ms, no Interrupt. Only for power and Generator, not for PV system and inverter. [High ]The transfer switch is made of high retardant plastic material, good insulation, high temperature resistance, antiaging, safe and . [Easy to Use]The changeover switch builtin regular standby opening signal output port, which can be connected with signal indicator light, which is convenient for observation outside the cabinet. [Continuous Power Supply]When the normal power supply is abnormal, the backup power supply will work immediately to the continuity, reliability and safety of the power supply. [Practical]The electronic circuit breaker is suitable for switching to the backup power supply when the power is cut off, and switching to the main power supply when the power comes in. Type: 63A size: 141 x 104 x 77.5mm Material:Plastic + Metal colour:White Package Contents: 1 x switch Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.