Contents
The Best 7 Way Trailer Tester of 2023 – Reviewed and Top Rated
2,971 Reviews Scanned
- 【HIGH QUALITY】Trailer Tester is Made of High-quality ABS Plastic and Copper, with a Black Matte Exterior Shell for Optimal Weather, Corrosion and Impact Resistance for Long-term Use.
- 【MULTI-FUNCTION】7 Pin Trailer Tester can Test Tail Lights, Brake Lights, Reverse Lights, Turn Signals, Brakes and Auxiliary Power.
- 【COMPATIBILITY】Trailer Wiring Tester is Compatible with Standard 7-way Blade Trailer Outlets. 7 Pin Trailer Plug Size: 5.2x2.96x1.63 Inches (13x7.5x4.1CM).
- 【SUPERIOR CONDUCTIVITY】 7 Way Trailer Plug Uses High Quality Brass Pins to Ensure a Safe and Stable Electrical Signal Connection between the Plug and the Trailer. The Trailer Light Adapter Features 6 Bright LED Indicators. Each Indicator is Clearly and Distinctly Labeled, Allowing you to Quickly Identify Working and Faulty Circuits at a Glance.
- 【EASY TO USE】 Plug 7 Prong Trailer Plug into the Trailer or Adapter, Turn on the Lights, and Check the Easy-to-read LEDs, Plug and Play.
- Tests 7-spade, 6-round and 4/5-flat pin type trailer harnesses
- Short circuit protection
- Turn signal simulation and power verification LED
- Trickle charger and trailer plug adapter included
- Water resistant with an internal battery compartment (Battery not included)
- VERSATILE — Quickly and confidently confirm the functionality of your vehicle's trailer wiring harness with this connector tester for the taillights, brake lights, reverse lights, turn signals, electric trailer brakes and auxiliary power
- SIMPLE TO USE — For each electrical function, an LED lights up indicating a good signal. Just plug the wiring tester into your vehicle's socket and have a helper check the LED signals as you activate them from the driver's seat
- EASY GRIP — Plugging in this 7-way trailer light tester into your vehicle is easy with its ergonomic design. It features two hooks on either side of the tester for a better grip when plugging in or unplugging
- LONG-LASTING LEDS — To produce a bright, easy-to-read signal and ensure long-lasting use, this vehicle-trailer wiring tester is constructed with LED diodes
- DURABLE HOUSING — To resist the elements and maintain reliable performance, the housing of this tow wiring tester is made from durable black plastic that will never rust or corrode
- ● EASY INSTALLATION & DISASSEMBLY: Experience lightning-fast plug-and-play magic! The NEWSUN 7-Way Trailer Plug Tester brings you effortless setup in a flash. No tools or batteries? No problem! Just plug it in and watch the LED indicators light up your way to seamless installation and removal.
- ● LONG-LASTING CONSTRUCTION: Built with a durable nylon body and high-conductive copper terminals, our tester resists water, high temperatures, wear, and corrosion. Ensuring a longer lifespan for your 7-way trailer plug tester.
- ● MULTIPURPOSE USE: Test 6 diverse trailer light functions with a single NEWSUN device. Check taillights, brake controller output, reverse circuit, turn signals, and 12-volt power feed. Guarantee all lights function correctly before hitting the road.
- ● WIDE ADAPTABILITY: The NEWSUN trailer plug tester is compatible with most common 7 way trailer plugs on SUVs, trucks, boats, campers, caravans, and other towed vehicles. Versatile for various towing needs.
- ● PRACTICAL DESIGN: Compact and easy to store. The small size of the NEWSUN tester makes it ideal for your glove compartment or tool box. Always available when needed without taking up excessive space.
- EASY INSTALLATION & DISASSEMBLY: Simple plug-and-play design, just plug the 7-way trailer plug tester into the connector, turn on the vehicle lights and signals, then check the LED lights on the tester. Each of the indicator light with clear labeling to tell you which of your towing vehicle lights work or not. No extra tools or batteries needed, simple and easy, that's it.
- LONG-LASTING CONSTRUCTION: The tough nylon body and copper terminals, provide excellent water/high temperature/wear/corrosion resistance, extend the life of the 7 way trailer plug tester.
- MULTIPURPOSE USE: This 7 pin trailer plug tester tests for taillights, brake controller output, back up or reverse circuit center pole, right turn/brake, left turn/brake and 12-volt power feed. Tests 6 separate trailer light functions.
- WIDE ADAPTABILITY & 1 YEAR WARRANTY: No need for multi plugs to tow various vehicles, it works for nearly all the common 7 way trailer plug used on most SUV's, Trucks, Boats, Trailers Campers, Caravans, Food Vans and other Towed Vehicles. Besides, there is 1 year warranty for the seven pin trailer plug tester. Both are quite practical for drivers.
- PRACTICAL DESIGN: Small size for easy carrying, this trailer light tester can be stored in a glove box or tool box, no spare space need to be taken up.
Last update on 2025-07-28 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API
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FAQ:
Q: How does a 7 way trailer tester work?
A: A circuit tester that plugs into the 7-way trailer connector on the vehicle and emulates a trailer. The lights let you know what functions (brake, turn, tail, stop, reverse and 12V) are working properly and what functions are not.
Q: Is there a 7 way RV blade connector tester?
A: This particular electrical tester fits a 7-way RV blade socket and comes with quality plastic construction. You will need Adobe® Acrobat® Reader to view PDF documents. Download a free copy from the Adobe Web site.
Q: What is the 7 way trailer connector part number?
A: Today we’re going to show you the 7-way trailer connector vehicle tester, part number TR20117 from Tow Ready. All right, this is a handy device to keep with your vehicle. You can use this to test your vehicle any time.
Q: How much does Curt RV blade connector tester cost?
A: Compare Similar Towing Lights current product Brand CURT CURT CURT CURT Name 7-Way RV Blade Connector Tester (Package … 7-Way RV Blade Connector Tester 2-to-3-Wire Taillight Converter Powered 3-to-2-Wire Taillight Converter Price $997 $1043 $2019 $2162 Ratings (2) (10) (2) (0) 2 more rows …
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