12V 7-Pin Trailer & Caravan Plug Circuit Tester

Quickly check common 7-pin trailer-light outputs at the tow vehicle before connecting a caravan, box trailer or bike carrier.

Key features

• Individual indicators provide fast circuit-status checks
• Plug-in format avoids dismantling sockets for routine screening
• Compact ABS body fits easily in a glovebox or caravan toolkit
• Useful for isolating tow-vehicle versus trailer-side lighting faults

Specifications

Package includes

1 × 12 V 7-pin trailer circuit tester

Compatibility & safety

Australian trailer connector wiring varies by socket type and installation. Confirm physical pin layout and wiring standard before purchase; this tool does not apply an electrical load equivalent to trailer lamps.