Socket Tester 32 Amp BS 4343 5Pin (3P N+E) Tough rubber holster for heavy duty use Phases clearly identified as L1, L2, L3 Instant Phase sequence is given by 3 green LEDÔs ÕrotatingÔ clockwise with a continuous tone or 3 red LEDÕs ÕrotatingÔ counter clockwise with a warbling tone Neutral conductor present is indicated by green LED Designed to give a safe, fast and simple electric supply test for truck and coach parks Developed in conjunction with Buddens coach company of Hampshire (UK)

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