1. Automotive Electrical Testers & Test Leads Deals
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  3. MATCO TT9100

MATCO TOOLS TT9100 Trailer Light Tester

Tt9100 Matco Tools Trailer Light Tester

( Brand: Matco Tools ), ( Part Type: Tester Trailer Light ), ( Vehicle Type: Motorcycle ), ( Manufacturer Part Number: TT9100 ), ( Volt: 12 Volt )

Review MATCO TOOLS Trailer Light Tester

The Matco Tools TT9100 Trailer Light Tester is a versatile and essential diagnostic tool designed to ensure the proper functioning of your trailer lights. This compact yet powerful tester is engineered to make trailer light testing quick, easy, and accurate, saving you time and frustration on the road.

The TT9100 features an intuitive design with large, easy-to-read LED indicators that clearly display the status of each light function. It can test all standard trailer light circuits, including left and right running lights, left and right turn signals, tail lights, brake lights, and backup lights. Additionally, it comes equipped with a buzzer that alerts you of any faulty connections or malfunctioning lights.

This durable tester is built to withstand the rigors of the road and is protected by a rugged, water-resistant housing. It's compact size, less than 10 inches long, makes it easy to transport and store. The TT9100 Trailer Light Tester also comes with a generous 6-foot long test lead and a convenient carrying case for added convenience.

The Matco Tools TT9100 Trailer Light Tester is a must-have tool for anyone who owns or operates a trailer. Its user-friendly design and reliable performance make it an indispensable companion for ensuring the safety and legality of your trailer lights. Whether you're a professional mechanic, a weekend warrior, or a frequent traveler, the TT9100 Trailer Light Tester is the perfect solution for all your trailer light testing needs.

Matco Tools TT9100 Trailer Light Tester: Pros and Cons

The Matco Tools TT9100 Trailer Light Tester is a diagnostic tool designed to test and identify issues with the electrical system of trailers, RVs, and other vehicles. Here are some pros and cons of investing in this device:

Pros:

1. Comprehensive testing: The TT9100 can test all light functions, including brake lights, turn signals, and backup lights. It can also test the electrical connections and the wiring harnesses.

2. Easy to use: The device features a user-friendly interface and an intuitive menu system. It can test and diagnose issues in real-time, making it an excellent tool for both professional mechanics and DIY enthusiasts.

3. Portable: The TT9100 is compact and lightweight, making it easy to carry in a toolbox or a truck. It can be powered by a 12V DC source, such as a vehicle battery or a portable power bank.

4. Durable: Matco Tools is known for manufacturing high-quality tools, and the TT9100 is no exception. It is built to last, with a rugged design and sturdy construction.

5. Versatile: The TT9100 can test various types of trailers, including those with LED lights, and it can also be used to test the electrical systems of other vehicles, such as cars and motorcycles.

Cons:

1. Price: The Matco Tools TT9100 Trailer Light Tester is more expensive than some other trailer light testers on the market.

2. Limited compatibility: The device may not be compatible with all types of trailers, especially those with advanced electrical systems or proprietary wiring harnesses.

3. Complex issues: While the TT9100 can diagnose most common issues with trailer lights, it may not be able to identify more complex electrical problems. In such cases, a professional mechanic may be required.

4. Battery drain: The TT9100 uses a significant amount of power to test the trailer lights and the electrical system. If the device is left on for an extended period, it can drain the battery of the vehicle or the portable power source.

Conclusion:

The Matco Tools TT9100 Trailer Light Tester is a high-quality and versatile tool that can help diagnose and solve various electrical issues with trailers and other vehicles. Its comprehensive testing capabilities, user-friendly interface, and durability make it an excellent investment for both professional mechanics and DIY enthusiasts. However, its higher price point and limited compatibility with some trailer models are worth considering. Overall, the TT9100 is a valuable addition to any toolbox or workshop, and it can save time and money by quickly identifying and resolving electrical issues.

Recommendation:

If you frequently work on trailers, RVs, or other vehicles and need a reliable and comprehensive trailer light tester, the Matco Tools TT9100 is an excellent choice. Its user-friendly interface, portability, and durability make it a valuable tool for both professional mechanics and DIY enthusiasts. However, if you have a limited budget or work on trailers with advanced electrical systems, you may want to consider alternative, more affordable options. In such cases, it is essential to carefully evaluate the features and capabilities of different trailer light testers to find the one that best suits your needs and budget.

Details:

Matco pocket mutt 7 spade plug light tester don't have any need for it anymore.

part #: tt9100 price

  • $100.00

specifications electrinquiry:

  • brand: Matco Tools
  • part type: Tester Trailer Light
  • vehicle type: Motorcycle
  • manufacturer part number: TT9100
  • volt: 12 Volt

shipping electrinquiry:

  • carrier: USPS
  • service: USPS Ground Advantage
  • transit: 7-10 Days
  • class: Standard
  • type: Calculated
  • cost: $11.90

general electrinquiry:

  • Automotive Tools Supplies > Diagnostic Service Tools > Electrical Testers, Test Leads
  • condition: Used

returns electrinquiry:

  • policy: No Returns

payments electrinquiry:

  • credit card: Diners-club
  • other
  • wallet: Apple-pay

offer electrinquiry:

  • availability: In Stock
  • started: May 6, 2026
  • sold: 0
  • best offers: True
  • quantity: 1
  • options: Ship-to-home

seller electrinquiry:

  • # reviews: 182
  • city: Merritt Island, Florida
  • rating: 97.6%
part type: tester trailer light, vehicle type: motorcycle, volt: 12 volt,
category: auto parts > tools supplies > diagnostic service tools > electrical testers, test leads, sku: 1801666481211871,

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1 offer $100.00 USD
  • Used. Offer #1 priced at $100.00 + $11.90 delivery = $111.90* total. Matco pocket mutt 7 spade plug light tester don t have any need for it anymore.+$11.90 shipping

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