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39 Ohm Universal Load Resistor

SKU AX-LR39 Category

Only 2 left in stock

This load resistor will solve common problems for installers adding aftermarket equipment while providing the best possible audio signal. Factory audio systems in modern vehicles are designed to mute the output of the radio and/or amplifier should a speaker fail or get disconnected. Axxess load resistors prevent this so that installers can add aftermarket equipment. These products use specific values to allow for the best possible audio signal and safely stabilize the output of a factory audio system. They are installed on the output side of your factory radio or amplifier, allowing you to add a line output converter (LOC) or feed speaker-level inputs directly to your aftermarket amplifier.

Estimated delivery dates: Jun 29, 2026 - Jul 4, 2026

Overview

The 39 Ohm universal load resistor is a passive electrical component designed to introduce a controlled electrical load into a 12V DC circuit. Its primary purpose is to simulate the electrical presence of an original factory component—such as an incandescent bulb or a factory speaker—to prevent vehicle computers and smart amplifiers from triggering fault codes or muting audio signals

Specifications

Resistance: 39 Ohms ((Omega )) fixed value. Power Draw (at 12V DC): ~0.31 Amps of current. Simulated Load: ~3.7 Watts of energy dissipation.

Key features

Direct plug-n-play with Axxess AX-BXLOC2 Line Output Converter. Used in factory systems that mute or cause distortion when replacing OEM speakers. OEM Radio Bypassing: Tricks factory smart radios into thinking factory speakers are still connected, preventing the system from muting audio outputs. CANBus Error Cancellation: Eliminates “bulb out” dashboard warnings by mimicking the exact power footprint of factory halogen bulbs. Anti-Flicker Stabilization: Stabilizes voltage delivery to aftermarket LEDs, preventing erratic strobing or flashing issues.