Residual current transformer Open-close residual current transformer Puncture current transformer Piercing to take the wire clamp (with temperature) Hall current transformer Current AC Transmitter Open current transformer Outdoor waterproof opening current transformer BH0.66 Current Transformer Circuit breaker residual current transformer Three-phase current transformer Current transformer for inflatable cabinet Wireless current temperature sensor Wireless temperature sensor ASEN IoT Smart Current Temperature Sensor Rogowski coil (flexible current transformer)