2-Pin Electronic Flasher Relay for Heavy Trucks

Upgrade your heavy truck’s lighting system for reliable performance and easy installation

Product Price

$39.09

Product Review Score

4.84 out of 5 stars

39 reviews

Product Summary

The 2-Pin Electronic Flasher Relay is a must-have for heavy truck owners who need reliable turn signals and emergency lights. It’s easy to install and ensures your indicators work smoothly, keeping you safe on the road.

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Additional Product Details

  • Compact size makes it easy to fit into any fuse panel
  • Quick plug-and-play installation with standard 2-pin terminals
  • Handles up to 25 Amps at 12V DC for reliable performance
  • Supports multiple signal bulbs and trailer lighting with consistent blink rates
  • Direct replacement for popular models like Sur Power 1421 and Freightliner SPW1421
  • Perfect for heavy-duty trucks like Freightliner Cascadia, Kenworth, and Peterbilt
  • Built to last with solid-state electronics and durable ABS housing
  • Handles extreme temperatures from -40°F to 185°F for tough environments
  • Reduces wear on electrical systems with efficient operation

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