ESX HLC4 - 4 Channel High/Low Converter with EPS
Produit disponible sous 6 jours.

ESX HLC4 - 4 Channel High/Low Converter with EPS
Product Description
The ESX HLC4 is a 4-channel High/Low converter designed to connect an amplifier to a factory car radio without compromising signal quality. Thanks to its advanced "Full Balanced" technology, it guarantees a clean conversion without unwanted noise or interference .
Installation is quick and easy thanks to the Plug & Play system. In addition, the HLC4 automatically generates a 12V Remote signal for switching on the amplifier and has an EPS® (Error Protection System) to avoid any problems with original car radios, including those from BMW, VW and Audi.
Independent adjustments for the front and rear channels , as well as the presence of a Clipping LED , allow precise adjustment of the signal without distortion.
🎵 Ideal for:
✔ Add an amplifier to a factory car radio without losing quality
✔ Ensure clean conversion without noise or interference
✔ Preserve the integrity of OEM audio systems with EPS®
✔ Quick installation without modification of the original cables
Main features
✔ 4-channel High/Low Converter (Front & Rear)
✔ Full Balanced Technology for interference-free conversion
✔ Plug & Play – quick and easy installation
✔ EPS® (Error Protection System) – prevents errors and conflicts with OEM car radios
✔ Clipping LED – for precise signal level adjustment
✔ Automatically generated 12V Remote output
✔ Low power consumption (< 10 mA in standby)
✔ Protective bag included for secure mounting behind the car stereo
Package Contents
✅ 1 x ESX HLC4 High/Low Converter
✅ 1 x Power Cable
✅ 1 x Installation Manual
✅ 1 x Protective bag for mounting
Technical characteristics
Characteristic | Detail |
---|---|
Kind | 4-channel High/Low converter |
Supply voltage | 10 - 16V |
Signal-to-noise ratio | > 95 dB |
Separation of channels | 80 dB |
Slew Rate | 9V/µS |
Response frequency | 5 Hz - 60 kHz (+/-1 dB) |
Standby consumption | < 10 mA @ 14.4V |
RCA outputs | 2.36 VRMS |
Automatic ignition | Yes |
EPS® (Error Protection System) | Yes |
LED Clipping | Yes |
Dimensions | 62 x 70 x 21 mm |
Why choose this product?
✅ Ultra simple Plug & Play installation
✅ Clean signal without noise or distortion thanks to Full Balanced technology
✅ Compatible with OEM Error-Free Sound Systems (EPS®)
✅ Adding an amplifier made easy with automatic ignition
Instructions and download
📄 Installation Guide – Download Here
🚗🔊 Upgrade your audio system without compromise with the ESX HLC4!

Shipping Policy
At Multison, we are committed to providing you with a fast, reliable and secure delivery service for all your in-car audio, video and multimedia products.
Delivery Zones
We deliver to mainland France and several European countries, directly from our warehouse in France.
Delivery Times
Delivery times vary depending on the product and destination:
- Metropolitan France : Generally, 4 to 8 working days after order processing.
- Europe : Approximately 5-15 business days depending on destination and local shipping conditions.
Please note that delivery times are indicative and may vary depending on periods of high demand, such as holidays or sales.
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As soon as your order is shipped, you will receive a confirmation email containing a tracking number allowing you to follow your package in real time.
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Shipping costs are automatically calculated at checkout based on the size, weight and destination of your package. Free shipping options may be available for certain purchase amounts or during special promotions.
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In case of any delay or problem related to the delivery, our customer service is at your disposal to assist you. You can contact us via our "We are here to help you" page for any questions or follow-ups.
Returns
We want you to be completely satisfied with your purchases. If you are not completely satisfied, here is our return policy:
- Return Period : You have 14 days from receipt of your order to make a return.
- Return Conditions : Items must be in their original condition, unused, and in their original packaging.
- Return Procedure : Please contact our customer service via our "We're here to help" page for return instructions. Return fees may apply depending on the circumstances.
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