Seaward RCT-S RCCB / RCD Tester – Professional Electrical Test Instrument This listing is for a Seaward RCT-S RCCB/RCD tester, a high-quality electrical safety device used to measure the performance of Residual Current Circuit Breakers. Designed for professional electricians and inspection engineers, the RCT-S provides accurate fault-protection testing and fast, reliable results. The unit comes complete with its original carry case, test leads, and UK mains plug, exactly as shown in the photos.
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