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REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.
REESE Towpower electrical circuit tester connected to a vehicle's 4-flat connector.

Reese Towpower 4 Flat Car End Tester for Trailer Wiring 74633

Model: 74633

REESE Towpower Electrical Circuit Tester

The REESE Towpower Electrical Circuit Tester is your go-to solution for ensuring the reliability of your vehicle's lighting circuit with 4-flat connectors. Simple yet effective, this tool promises peace of mind by verifying that your circuits are functioning flawlessly before you hit the road.

  • Continuity Verification: Effortlessly checks each electrical circuit for continuity, making it an essential tool for any vehicle owner.
  • LED Indicator: Includes a bright red LED output to clearly indicate circuit performance, reducing guesswork and enhancing safety.
  • Compact and Convenient: Its small compact design allows for easy storage, so you can keep it on hand whenever needed. Plus, it can easily attach to a key chain for accessibility.
  • Universal Design: Designed specifically for 12-volt systems, this tester is corrosion-resistant to ensure longevity and reliability.
  • SAE J1128 Compatibility: Engineered to mate seamlessly with any SAE J1128 4-flat vehicle connector, ensuring versatility and ease of use.

With its molded tether and loop, the REESE Towpower Circuit Tester doubles as a protective cover for your 4 flat connector when not in use. This dual functionality makes it indispensable for both regular vehicle checks and when your trailer is detached.

Order today or call us at 877-869-6690 for expert advice and personalized service.
Specifications:
Connector Type4 Flat
FunctionalityTow Function Tester

$13 25

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Best Price on Web Guarantee
Best Price on Web Guarantee

We match lower prices from major authorized retailers for brand-new products in original packaging, provided the item is in stock. The competing seller must be an authorized, professional retail business; offers from individuals, auctions, peer-to-peer sites, or unauthorized sellers don’t qualify. Used, refurbished, or open-box items are excluded.

Please see our full terms for details.

Applies to this product only

Applies to this product only

$13 25

Pay in 4 interest-free installments of with Pay with Affirm Learn more

Questions? Call our Auto Experts at (877) 869-6690

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Select installments at checkout to split your purchase into 4 interest-free payments of $ every 2 weeks.

  • No fees, ever.
  • No impact on your credit score.

Payment options are offered by Affirm and are subject to an eligibility check and might not be available in all states. CA Residents: Loans by Affirm Loan Services, LLC are made or arranged pursuant to a California Finance Lender license.

Fits Vehicle Styles

Product Details

  • Brand: Reese Towpower
  • Model: 74633
  • UPC: 16118002096
  • Includes: 4-Flat Car End Tester

REESE Towpower Electrical Circuit Tester

The REESE Towpower Electrical Circuit Tester is your go-to solution for ensuring the reliability of your vehicle's lighting circuit with 4-flat connectors. Simple yet effective, this tool promises peace of mind by verifying that your circuits are functioning flawlessly before you hit the road.

  • Continuity Verification: Effortlessly checks each electrical circuit for continuity, making it an essential tool for any vehicle owner.
  • LED Indicator: Includes a bright red LED output to clearly indicate circuit performance, reducing guesswork and enhancing safety.
  • Compact and Convenient: Its small compact design allows for easy storage, so you can keep it on hand whenever needed. Plus, it can easily attach to a key chain for accessibility.
  • Universal Design: Designed specifically for 12-volt systems, this tester is corrosion-resistant to ensure longevity and reliability.
  • SAE J1128 Compatibility: Engineered to mate seamlessly with any SAE J1128 4-flat vehicle connector, ensuring versatility and ease of use.

With its molded tether and loop, the REESE Towpower Circuit Tester doubles as a protective cover for your 4 flat connector when not in use. This dual functionality makes it indispensable for both regular vehicle checks and when your trailer is detached.

Order today or call us at 877-869-6690 for expert advice and personalized service.
Specifications:
Connector Type4 Flat
FunctionalityTow Function Tester
Default
Connector Type 4 Flat
Functionality Tow Function Tester

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Reese Towpower 4 Flat Car End Tester for Trailer Wiring 74633 Install Notes