---
product_id: 407304201
title: "ESUPPORT Car Heavy Duty Relay Switch 12V 30A SPST 4Pin Wire Socket Plug Harness Waterproof Electrical Automotive Pack of 5"
brand: "esupport"
price: "₪98"
currency: ILS
in_stock: true
url: https://www.desertcart.co.il/products/407304201-esupport-car-heavy-duty-relay-switch-12v-30a-spst-4pin
store_origin: IL
region: Israel
---

# 12V 30A heavy-duty power 10,000+ mechanical cycles durability 4-pin interlocking socket design ESUPPORT Car Heavy Duty Relay Switch 12V 30A SPST 4Pin Wire Socket Plug Harness Waterproof Electrical Automotive Pack of 5

**Brand:** esupport
**Price:** ₪98
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your drive with precision and durability!

## Quick Answers

- **What is this?** ESUPPORT Car Heavy Duty Relay Switch 12V 30A SPST 4Pin Wire Socket Plug Harness Waterproof Electrical Automotive Pack of 5 by esupport
- **How much does it cost?** ₪98 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/407304201-esupport-car-heavy-duty-relay-switch-12v-30a-spst-4pin)

## Best For

- esupport enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Endure over 10,000 mechanical cycles for reliable, long-term performance
- • **Optimize Efficiency:** Minimizes voltage drop to ensure your components operate at peak performance every time
- • **Seamless Integration:** Heavy-duty impact molded 4-pin relay sockets with interlocking design for secure connections
- • **Versatile Application:** Perfect for electric cooling fans, fuel pumps, solenoids, horns, and more—upgrade your ride’s electrical system
- • **Power Up with Confidence:** Robust 12V 30A relays engineered for high-load automotive demands

## Overview

The ESUPPORT Car Heavy Duty Relay Switch kit includes five 12V 30A SPST 4-pin relays with heavy-duty molded sockets and wiring harnesses. Designed for automotive electrical upgrades, these relays offer over 10,000 mechanical cycles, interlocking sockets for secure installation, and reduce voltage drop to optimize component performance.

## Description

ESUPPORT Car Heavy Duty Relay Switch 12V 30A SPST 4Pin Wire Socket Plug Harness Waterproof Electrical Automotive Pack of 5

## Features

- Brand new heavy duty SPST relays
- Heavy-duty impact molded relay socket with 4P 4 WIRES
- 12 Volt 30 amp 4-prong relays
- Interlocking relay sockets
- Mechanical life of 10,000+ cycles

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Connector Type | Plug-In |
| Contact Material | Silver Copper |
| Contact Type | Spst |
| Current Rating | 30 Amps |
| Mounting Type | Socket Mount |
| Brand | ESUPPORT |
| Operation Mode | Electrical |
| Wattage | 3.6E+2 |
| Coil Voltage | 12 Volts |
| Contact Current Rating | 30 Amps |
| Maximum Switching Current | 30 Amps |
| Minimum Switching Voltage | 12 Volts (DC) |
| UPC | 711041557001 |
| Manufacturer | ESUPPORT |
| Item Weight | 8.1 ounces |
| Package Dimensions | 7.91 x 5.59 x 1.89 inches |
| Item model number | CXR30T0104B |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | CXR30T0104B |

## Product Details

- **Connector type:** Plug-In
- **Contact material:** Silver Tin Oxide
- **Contact type:** Normally Open
- **Current rating:** 30 Amps
- **Mounting type:** Socket Mount

## Images

![ESUPPORT Car Heavy Duty Relay Switch 12V 30A SPST 4Pin Wire Socket Plug Harness Waterproof Electrical Automotive Pack of 5 - Image 1](https://m.media-amazon.com/images/I/6164nIt61yL.jpg)
![ESUPPORT Car Heavy Duty Relay Switch 12V 30A SPST 4Pin Wire Socket Plug Harness Waterproof Electrical Automotive Pack of 5 - Image 2](https://m.media-amazon.com/images/I/51GHeRWcRxL.jpg)
![ESUPPORT Car Heavy Duty Relay Switch 12V 30A SPST 4Pin Wire Socket Plug Harness Waterproof Electrical Automotive Pack of 5 - Image 3](https://m.media-amazon.com/images/I/51sMDHDP73L.jpg)
![ESUPPORT Car Heavy Duty Relay Switch 12V 30A SPST 4Pin Wire Socket Plug Harness Waterproof Electrical Automotive Pack of 5 - Image 4](https://m.media-amazon.com/images/I/61HJdsp8cxL.jpg)
![ESUPPORT Car Heavy Duty Relay Switch 12V 30A SPST 4Pin Wire Socket Plug Harness Waterproof Electrical Automotive Pack of 5 - Image 5](https://m.media-amazon.com/images/I/61rsrrce5BL.jpg)

## Available Options

This product comes in different **Color** options.

## Frequently Bought Together

- ESUPPORT Car Heavy Duty Relay Switch 12V 30A SPST 4Pin Wire Socket Plug Harness Waterproof Electrical Automotive Pack of 5
- VANTRONIK Waterproof Inline Fuse Holder 10 Pack for MINI ATM Blade Fuse in Vehicle/Boat/RV/Tractor,16 Gauge AWG Wire,12 Inches Long
- Nilight 10 Pack NI-FH01 Inline Holder 14AWG Wiring Harness ATC/ATO 30AMP Blade Automotive Fuse Holder-10, 2 Years Warranty

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.il/products/407304201-esupport-car-heavy-duty-relay-switch-12v-30a-spst-4pin](https://www.desertcart.co.il/products/407304201-esupport-car-heavy-duty-relay-switch-12v-30a-spst-4pin)

---

*Product available on Desertcart Israel*
*Store origin: IL*
*Last updated: 2026-02-03*