---
product_id: 56337822
title: "Shenlang 5-Pack 30A Fuse Relay Switch Harness Set 12V 4-Pin SPST Automotive Relays"
brand: "sl mall us"
price: "1 zł"
currency: PLN
in_stock: false
url: https://www.desertcart.pl/products/56337822-shenlang-5-pack-30a-fuse-relay-switch-harness-set-12v
store_origin: PL
region: Poland
---

# 30A Power 4-Pin Design Heavy-Duty Build Shenlang 5-Pack 30A Fuse Relay Switch Harness Set 12V 4-Pin SPST Automotive Relays

**Brand:** sl mall us
**Price:** 1 zł
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Power Up Your Ride with Confidence!

## Quick Answers

- **What is this?** Shenlang 5-Pack 30A Fuse Relay Switch Harness Set 12V 4-Pin SPST Automotive Relays by sl mall us
- **How much does it cost?** 1 zł with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/56337822-shenlang-5-pack-30a-fuse-relay-switch-harness-set-12v)

## Best For

- sl mall us enthusiasts

## Why This Product

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

## Key Features

- • **Built-In Safety:** Includes a fuse socket with a 30A blade fuse for added protection.
- • **Unleash the Power:** 30A high switching capability for robust performance.
- • **Durable & Reliable:** Heavy-duty impact molded relay socket ensures longevity.
- • **Versatile Applications:** Perfect for automotive projects and upgrades.
- • **Effortless Installation:** 4-pin SPST design simplifies wiring for quick setup.

## Overview

The Shenlang 5-Pack 30A Fuse Relay Switch Harness Set is designed for automotive enthusiasts seeking reliable performance. Each set includes five 4-pin SPST relays with a built-in fuse socket and a 30A blade fuse, ensuring safety and efficiency. The heavy-duty construction guarantees durability, making it ideal for various automotive applications.

## Description

Specifications: Package includes: 5x Automotive Relay with fuse blade Voltage: DC 12V 4 Pins, 30A High Switching Capability  Features: Built in fuse socket with included 30A blade fuse Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/O (87) Heavy-duty impact molded relay socket Vibration resistant & Shock resistant. For 12V Automotive car van vehicle bus truck Professional installer recommended!

## Features

- Package includes: 5x Automotive Relay with fuse blade
- 4 Pins, 30A High Switching Capability
- Built in fuse socket with included 30A blade fuse
- Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/O (87)
- Heavy-duty impact molded relay socket

## Images

![Shenlang 5-Pack 30A Fuse Relay Switch Harness Set 12V 4-Pin SPST Automotive Relays - Image 1](https://m.media-amazon.com/images/I/61UtWgaJ3gL.jpg)
![Shenlang 5-Pack 30A Fuse Relay Switch Harness Set 12V 4-Pin SPST Automotive Relays - Image 2](https://m.media-amazon.com/images/I/51oGrV1-w3L.jpg)
![Shenlang 5-Pack 30A Fuse Relay Switch Harness Set 12V 4-Pin SPST Automotive Relays - Image 3](https://m.media-amazon.com/images/I/519QceFAycL.jpg)
![Shenlang 5-Pack 30A Fuse Relay Switch Harness Set 12V 4-Pin SPST Automotive Relays - Image 4](https://m.media-amazon.com/images/I/51p-CYzp37L.jpg)

---

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**Shop now:** [https://www.desertcart.pl/products/56337822-shenlang-5-pack-30a-fuse-relay-switch-harness-set-12v](https://www.desertcart.pl/products/56337822-shenlang-5-pack-30a-fuse-relay-switch-harness-set-12v)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-05-12*