---
product_id: 384190535
title: "Automotive Purpose Relays 303-1AH-C-R1-U01-12VDC SPNO 20A 12VDC for Polaris RZR Slingshot Ranger Sportsman Cooling Fan Relay （ 4 Pack）"
brand: "joinap"
price: "฿3957"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/384190535-automotive-purpose-relays-303-1ah-c-r1-u01-12vdc-spno
store_origin: TH
region: Thailand
---

# 20A Power 125°C Heat Waterproof Automotive Purpose Relays 303-1AH-C-R1-U01-12VDC SPNO 20A 12VDC for Polaris RZR Slingshot Ranger Sportsman Cooling Fan Relay （ 4 Pack）

**Brand:** joinap
**Price:** ฿3957
**Availability:** ✅ In Stock

## Summary

> 🔧 Power Up Your Ride with Confidence!

## Quick Answers

- **What is this?** Automotive Purpose Relays 303-1AH-C-R1-U01-12VDC SPNO 20A 12VDC for Polaris RZR Slingshot Ranger Sportsman Cooling Fan Relay （ 4 Pack） by joinap
- **How much does it cost?** ฿3957 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/384190535-automotive-purpose-relays-303-1ah-c-r1-u01-12vdc-spno)

## Best For

- joinap enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Waterproof design ensures durability in any environment.
- • **Unleash Power:** 20A current rating for robust performance.
- • **Heat Resistant:** Withstands temperatures up to 125°C for extreme conditions.
- • **Easy Installation:** Panel mount design for quick and hassle-free setup.
- • **Versatile Applications:** Ideal for various automotive uses, from cooling fans to lighting.

## Overview

The Automotive Purpose Relays 303-1AH-C-R1-U01-12VDC SPNO 20A 12VDC is a high-performance relay designed for automotive applications. This ultra-small, waterproof relay can handle up to 20 amps and withstand high temperatures, making it perfect for powering cooling fans and other essential components in vehicles like the Polaris RZR and Ranger. Each pack includes four relays, ensuring you have the reliability you need for your automotive projects.

## Description

Automotive Purpose Relays 303-1AH-C-R1-U01-12VDC SPNO 20A 12VDC for Polaris RZR Slingshot Ranger Sportsman Cooling Fan Relay （ 4 Pack）

## Features

- Part Number 303-1A-C-R1-U01 12VDC
- Ultra-small ISO automotive relay (waterproof)
- High Temperature withstand up to 125°C ambient
- General purpose applications for automotive in power.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Contact Type | Spst |
| Current Rating | 20 Amps |
| Mounting Type | Panel Mount |
| Brand | JOINAP |
| Operation Mode | Automatic |
| Wattage | 9.6E+2 |
| Coil Voltage | 12 Volts |
| Maximum Switching Current | 20 Amps |
| UPC | 745695370457 |
| Manufacturer | Join Auto Parts |
| Country of Origin | USA |
| Model number | 301-1A-C-R1-U03 |
| Colour | Black |
| Number of Memory Sticks | 4 |
| Item Weight | 50 g |
| Package Dimensions | 8.41 x 7.59 x 1.7 cm; 50 g |
| Item model number | 301-1A-C-R1-U03 |
| Are batteries included? | No |

## Product Details

- **Contact Type:** Spst
- **Current Rating:** 20 Amps
- **Mounting Type:** Panel Mount
- **Brand:** JOINAP
- **Operation Mode:** Automatic

## Images

![Automotive Purpose Relays 303-1AH-C-R1-U01-12VDC SPNO 20A 12VDC for Polaris RZR Slingshot Ranger Sportsman Cooling Fan Relay （ 4 Pack） - Image 1](https://m.media-amazon.com/images/I/61hgNRGefwL.jpg)

## Available Options

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

## Frequently Bought Together

- Automotive Purpose Relays 303-1AH-C-R1-U01-12VDC SPNO 20A 12VDC for Polaris RZR Slingshot Ranger Sportsman Cooling Fan Relay (4 Pack)
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**Shop now:** [https://www.desertcart.co.th/products/384190535-automotive-purpose-relays-303-1ah-c-r1-u01-12vdc-spno](https://www.desertcart.co.th/products/384190535-automotive-purpose-relays-303-1ah-c-r1-u01-12vdc-spno)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-03-05*