The Maypole MP1804B is a 12N 7 pin car and trailer tester designed to help check basic lighting circuits between a towing vehicle and a trailer or caravan. It is suitable for use with standard 7 pin connections commonly found on towing setups.

Key Features

• Designed for 12N 7 pin car and trailer electrical connections
• Helps identify basic lighting circuit issues on towing setups
• Suitable for use with cars, trailers, and similar towed vehicles using 7 pin plugs
• Compact handheld format for convenient use and storage
• Useful tool for routine checks before towing

Typical Uses

• Checking basic trailer lighting circuits before travel
• Assisting with troubleshooting simple connection issues
• General maintenance of towing electrics on compatible vehicles and trailers