MaxxHaul 50155 7-Way Blade Trailer Wiring Tester, Black
MaxxHaul 50155 7-Way Blade Trailer Wiring Tester, Black
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Condition: New other (see details)
The MAXXHAUL 50155 7-Way Blade Trailer Wiring Tester is a diagnostic tool built to check the electrical connections between a tow vehicle and trailer before you hit the road. Designed specifically for 7-way blade connectors, it identifies shorts, open circuits, and crossed wires in seconds, giving you a clear picture of your trailer wiring's condition without guesswork. The black, impact-resistant housing is constructed to handle the bumps and exposure that come with regular use in a truck bed or tool box, making this 7-way trailer connector tester a durable addition to any towing setup.
Faulty trailer wiring can mean non-functional brake lights, turn signals, or running lights, all of which create safety hazards and potential legal issues on the road. This trailer wiring tester takes the guesswork out of troubleshooting by using LED indicators that light up to show exactly which circuit is working and which one needs attention, whether that's ground, taillights, left turn, right turn, brakes, or auxiliary power. Instead of testing each wire manually with a multimeter, users can plug this tester directly into the 7-way blade connector and get a fast readout of the entire circuit's health, saving time on every hookup and reducing the risk of towing with a bad connection.
This 7-way blade trailer wiring tester suits anyone who regularly tows, from professional mechanics servicing multiple vehicles to DIY trailer owners maintaining their own equipment. Its compact and lightweight design means it stores easily in a glove box or tool bag, ready whenever a quick electrical check is needed. For anyone who wants a straightforward way to confirm trailer wiring is functioning correctly before a trip, this tester offers a practical, no-nonsense solution.
📦 Shipping Information
United States Orders: Shipped via Canada Post. Estimated delivery: 4–7 business days (may take up to 10 business days if border delays occur).
Canadian Orders:Orders are shipped via Chit Chats. Estimated delivery is typically 2–6 business days, depending on destination and carrier processing times.
International Orders:Shipped with Chit Chats or Canada Post, depending on service availability. Estimated delivery: 7–15 business days (varies by destination).
Returns & Refunds Policy: We offer a 30-day return window. Items must be gently used, in their original packaging and not have major signs of use/damage
Customs Duties & Import Fees: Orders shipped outside Canada may be subject to import duties, taxes, or customs fees. For U.S. orders, all duties are pre-paid and included—no extra charges at delivery.
Disclaimer: At DaveyDooDeals, our products are sourced from trusted channels, including surplus warehouses, authorized distributors, and carefully selected clearance inventories. While many items are new and unused, some are reclaimed from decommissioned equipment or overstock. Each listing clearly states the item’s condition and any known defects. In the unlikely event that a defect is missed, our 30-day return policy has you covered.
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