Socket tester | from 64 to 152

Sealey TST22 is a 12V 13-pin towing socket tester, approved by VOSA. It helps diagnose issues with your vehicle's towing electrical system and ensures compliance with legal standards.

The Wiha 45220 is a Mains outlet tester that can test up to 300 V AC in CAT III. It features an LED indicator and is ideal for testing voltage levels in electrical systems.

Wiha. Multi-component Soft Finish handle provides maximum comfort - Insulated, ergonomic handle and insulated Slim Bit blades. - Safety when working with live equipment up to 1000v and 1500 V DC - VDE Certified and GS tested Screwdriver Set

Set of CAT III 600 V test probes featuring a 4‑mm socket, ideal for installation testers and measuring instruments. Durable black construction with high‑current capability.

Test your trailer's 12V socket with this LED socket tester, ensuring proper connection and function.