... 3.Overload protection, anti-shock Product Description : C- series Flush type and Surface distribution boxes/distribution boards are mainly used in ... , hospital, cinema, enterprises and so on occassions. The plastic unit of the C- Series Flush type and Surface type distribution boxes adopts ... ) Range: 4, 6, 8, 10, 12, 15, 18, 24, 30, 36 waysThis Series Flush Type and Surface Type Suitable for indoor ...