---
product_id: 3870210
title: "TR-4 Remote Turn-on Module , Black"
brand: "pac"
price: "€ 34.39"
currency: EUR
in_stock: true
reviews_count: 11
category: "Pac"
url: https://www.desertcart.it/products/3870210-tr-4-remote-turn-on-module-black
store_origin: IT
region: Italy
---

# 1-second delay to prevent noise 2 Amps current supply Triggers from 0.8V input TR-4 Remote Turn-on Module , Black

**Brand:** pac
**Price:** € 34.39
**Availability:** ✅ In Stock

## Summary

> ⚡ Unlock your car audio’s full potential with silent power!

## Quick Answers

- **What is this?** TR-4 Remote Turn-on Module , Black by pac
- **How much does it cost?** € 34.39 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/3870210-tr-4-remote-turn-on-module-black)

## Best For

- pac enthusiasts

## Why This Product

- Trusted pac brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Easy Install:** Surface mount design fits discreetly with quick, hassle-free setup
- • **Unlock Hidden Features:** Tricks your stereo into unlocking parking brake-restricted functions for full control
- • **Powerful Current Delivery:** Supplies a robust 2 amps to drive multiple amps or power antennas effortlessly
- • **Ultra-Sensitive Triggering:** Activates from voltages as low as 0.8V, compatible with speaker leads or +5 remote wires
- • **Seamless Amplifier Activation:** Eliminate annoying turn-on noise with a precise 1-second delay

## Overview

The TR-4 Remote Turn-on Module by PAC is a compact, surface-mount device that senses low voltage inputs (as low as 0.8V) and delivers a clean 12V output with a 1-second delay to prevent turn-on noise. It supplies up to 2 amps of current, capable of driving multiple amplifiers or power antennas, and can be triggered via speaker leads or remote wires. Ideal for unlocking stereo features restricted by parking brake sensors, it offers easy installation and reliable performance backed by a 1-year warranty.

## Description

Module senses voltages as low as 0.8v and provides a 12v output with a 1-second delay. Can be triggered off of speaker leads or +5 remote wires.

Review: Works - Easy installation and set up, works for my DVD player in my car.
Review: Unlocks your headunit. - It tricks your stereo into thinking the park brake is on, so that you can unlock the features that require the parking brake to be on.

## Features

- Remote Turn-On Module
- Used to turn on remote amplifiers
- 2 Second delay to prevent turn-on noise
- Supplies 2 amps of current
- Can drive multiple amps or a power antenna

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0002J22BE |
| Best Sellers Rank | #64 in Car Amplifier Wiring Kits |
| Brand | PAC |
| Brand Name | PAC |
| Customer Reviews | 4.0 out of 5 stars 468 Reviews |
| Global Trade Identification Number | 00606523104913 |
| Included Components | product, manual |
| Item Dimensions | 1 x 2 x 1 inches |
| Item Type Name | remote trigger |
| Item Weight | 0.01 Pounds |
| Item dimensions L x W x H | 1 x 2 x 1 inches |
| Manufacturer | pacific accessory corp |
| Material Type | Plastic, Metal |
| Model | TR-4 |
| Mounting Type | Surface Mount |
| Number of Channels | 2 |
| Output Power | 24 Watts |
| Package Type Name | box" or "bag |
| Part Number | TR-4 |
| Specification Met | FCC |
| Supply Current | 2 Amps |
| UPC | 151903368039 809187128329 606523104913 100177387642 808112573777 041114471393 804482211431 675903986128 808112389422 012951622811 168141297694 872182704591 809386479383 617407363623 731215313028 806293911616 804066810111 807031760466 115970970427 070090110330 851975739330 031111577990 182682356887 |
| Unit Count | 1.0 Count |
| Voltage | 12 Volts |
| Warranty Description | 1 year |

## Product Details

- **Brand:** PAC
- **Item dimensions L x W x H:** 1 x 2 x 1 inches
- **Manufacturer:** pacific accessory corp
- **Mounting Type:** Surface Mount
- **Voltage:** 12 Volts

## Images

![TR-4 Remote Turn-on Module , Black - Image 1](https://m.media-amazon.com/images/I/61+ATqxiqsL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works
*by R***L on May 17, 2025*

Easy installation and set up, works for my DVD player in my car.

### ⭐⭐⭐⭐⭐ Unlocks your headunit.
*by M***R on August 10, 2025*

It tricks your stereo into thinking the park brake is on, so that you can unlock the features that require the parking brake to be on.

### ⭐ Died.
*by W***M on March 14, 2022*

Was hooked up as directed and worked for a few days.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.it/products/3870210-tr-4-remote-turn-on-module-black](https://www.desertcart.it/products/3870210-tr-4-remote-turn-on-module-black)

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*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-06-24*