Smart Sensor AR5406 Digital RCD Tester – Precision Leakage Current Detection
High-precision digital RCD tester with advanced leakage current measurement (0-300mA range) for accurate electrical safety checks. Features a durable ABS casing and shock-resistant design for rugged job site use. Large backlit LCD display ensures clear readings in low-light conditions. Auto-calibration function guarantees consistent accuracy, while compact ergonomic design enhances portability. Ideal for electricians, industrial maintenance, and home inspections—quickly tests RCDs, circuit breakers, and residual current devices. Complies with IEC/EN standards for reliable professional-grade performance. Lowest wholesale price guaranteed. Bulk orders available with fast global shipping. Trusted by professionals worldwide for quality and affordability.