12V 3-Pin LED Adjustable Flasher Relay CF13 – Turn Signal Fix

Fix Rapid Blinking & Restore Perfect Turn Signal Timing

Upgrade your vehicle's turn signal system with this 12V 3-Pin LED Adjustable Flasher Relay (CF13). Designed as a direct plug-and-play replacement, this compact relay resolves common LED turn signal issues — including hyperflashing (rapid blinking), no-flash, and false dashboard "burnt bulb" warnings that appear when switching from incandescent to LED bulbs.

Made in Mainland China.

Key Features

• Adjustable Flash Speed: Tune the blink rate to your preference with the built-in adjustment screw — no guesswork, just the perfect signal cadence.
• Plug & Play Installation: Matches the standard 3-pin CF13 connector found on most 12V cars and motorcycles — no wiring modifications needed.
• Fixes LED Compatibility Issues: Eliminates hyperflashing, signal failure, and false "bulb out" dashboard warnings caused by low-resistance LED bulbs.
• Durable & Waterproof: Built to withstand under-hood heat, vibration, and moisture for long-lasting reliability.
• Wide Load Compatibility: Handles 0.1W to 150W and switch currents from 0.02A to 20A — compatible with both LED and traditional bulb setups.
• Universal Fit: Suitable for most 12V automobiles, trucks, and motorcycles using a standard 3-pin flasher socket.

Specifications

What's in the Box

• 1 × 3-Pin LED Adjustable Flasher Relay (CF13)

Please Note: No instruction manual is included. Colors may vary slightly from images due to screen calibration. Please verify your vehicle's flasher socket type before ordering.

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For general automotive electrical safety standards and guidance, visit the U.S. Consumer Product Safety Commission (CPSC).

Learn more: Tube socket

Frequently Asked Questions

Q: Will this 3-pin LED flasher relay fix hyperflashing on my car after switching to LED turn signal bulbs?

A: Yes! This CF13 adjustable flasher relay is specifically designed to resolve hyperflashing (rapid blinking) that occurs when low-resistance LED bulbs are installed. Simply replace your existing 3-pin flasher relay with this unit and adjust the speed screw as needed.

Q: Is this flasher relay compatible with motorcycles as well as cars?

A: Absolutely. This relay is compatible with most 12V vehicles, including cars, trucks, and motorcycles, as long as they use a standard 3-pin CF13 flasher socket. Always verify your vehicle's socket type before purchasing.

Q: Do I need any special tools to install this flasher relay?

A: No special tools are required. This is a direct plug-and-play replacement — simply locate your existing flasher relay, unplug it, and plug this one in. The flash speed can then be fine-tuned using a small flathead screwdriver on the adjustment screw.