---
product_id: 233221272
title: "4RD 931 680-01 Waterproof Relay w/LED Indicator 12V 40A for Hella"
brand: "hd switch"
price: "$39.24"
currency: USD
in_stock: true
reviews_count: 10
category: "Hd Switch"
url: https://www.desertcart.ec/products/233221272-4rd-931-680-01-waterproof-relay-w-led-indicator-12v
store_origin: EC
region: Ecuador
---

# 40A heavy-duty current rating LED indicator for instant diagnostics IP68 waterproof, fully sealed 4RD 931 680-01 Waterproof Relay w/LED Indicator 12V 40A for Hella

**Brand:** hd switch
**Price:** $39.24
**Availability:** ✅ In Stock

## Summary

> 💡 Power up with confidence—relay that works as hard as you do!

## Quick Answers

- **What is this?** 4RD 931 680-01 Waterproof Relay w/LED Indicator 12V 40A for Hella by hd switch
- **How much does it cost?** $39.24 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/233221272-4rd-931-680-01-waterproof-relay-w-led-indicator-12v)

## Best For

- hd switch enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Durability:** IP68 waterproof sealing ensures peak performance in rain, mud, or dust.
- • **Plug & Play Reliability:** Designed for easy solder connection and seamless integration with Hella systems.
- • **Heavy-Duty Power Handling:** Supports up to 40 amps, engineered for tractors, lawn mowers, and tough equipment.
- • **Instant Visual Diagnostics:** Built-in LED indicator lets you troubleshoot in seconds—no guesswork.
- • **Corrosion-Resistant Connection:** Includes free dielectric grease to prevent corrosion and extend relay life.

## Overview

The 4RD 931 680-01 Waterproof Relay by HD Switch is a rugged 12V 40A SPDT relay featuring an LED indicator for quick diagnostics and IP68 waterproof certification for ultimate durability. Perfectly engineered for heavy-duty applications like lawn mowers, tractors, and industrial equipment, it includes free dielectric grease to prevent corrosion and ensure reliable long-term connections.

## Description

Buy 4RD 931 680-01 Waterproof Relay w/LED Indicator 12V 40A for Hella | LED Light & IP68 Certified Dielectric Grease Included 4RD93168001931680011 007903001 SPDT: Relay Control Module - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Fits right - Perfect
Review: relay repair - Fixed the tailgate lift on my truck. Awesome

## Features

- HD⚡SWITCH: LED UPGRADE - Quick & Easy Diagnostics
- SUPERIOR QUALITY: Engineered For Lawn Mowers, Tractors, & Heavy Duty Equipment
- 100% SEALED: IP68 Certified Water-Proof Design
- FREE Dielectric Grease - Prevents Corrosion & Improves Connection

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08FTLBJYH |
| Best Sellers Rank | #761,560 in Automotive ( See Top 100 in Automotive ) #278 in Automotive Replacement Relay Control Module Relays |
| Brand | HD Switch |
| Brand Name | HD Switch |
| Coil Resistance | 40 ohm |
| Coil Voltage | 12 volts |
| Connector Type | Solder |
| Contact Current Rating | 40 A |
| Contact Type | Spdt |
| Current Rating | 40 A |
| Customer Reviews | 4.5 out of 5 stars 80 Reviews |
| Item Highlight | LED Light & IP68 Certified Dielectric Grease Included 4RD93168001931680011 007903001 SPDT |
| Manufacturer | HD Switch |
| Maximum Switching Current | 40 A |
| Minimum Switching Voltage | 12 volts |
| Model | 4rd-931-680-01 |
| Number of Items | 1 |
| Number of Terminals | 2 |
| Operation Mode | Manual |
| Specification Met | Ip68 |
| Wattage | 3.6 watts |

## Product Details

- **Brand:** HD Switch
- **Connector Type:** Solder
- **Contact Type:** Spdt
- **Current Rating:** 40 Amps
- **Operation Mode:** Manual

## Images

![4RD 931 680-01 Waterproof Relay w/LED Indicator 12V 40A for Hella - Image 1](https://m.media-amazon.com/images/I/71XhJ8iH17L.jpg)
![4RD 931 680-01 Waterproof Relay w/LED Indicator 12V 40A for Hella - Image 2](https://m.media-amazon.com/images/I/81MI88sKHFL.jpg)
![4RD 931 680-01 Waterproof Relay w/LED Indicator 12V 40A for Hella - Image 3](https://m.media-amazon.com/images/I/81XehwrmmpL.jpg)
![4RD 931 680-01 Waterproof Relay w/LED Indicator 12V 40A for Hella - Image 4](https://m.media-amazon.com/images/I/81RZCYJa6TL.jpg)
![4RD 931 680-01 Waterproof Relay w/LED Indicator 12V 40A for Hella - Image 5](https://m.media-amazon.com/images/I/81YiaLc1p5L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fits right
*by M***S on August 16, 2026*

Perfect

### ⭐⭐⭐⭐⭐ relay repair
*by S***E on October 9, 2025*

Fixed the tailgate lift on my truck. Awesome

### ⭐⭐⭐⭐⭐ green means good
*by J***V on May 21, 2025*

Great for my toro z4220. I Liked how the light was light when it had power. Easy to tell when it quit.

## Frequently Bought Together

- HD Switch 12V 40A Upgrade Waterproof Relay Replaces Hella 4RD 931 680-01, 4RD93168001, 007903001 SPDT w/LED Indicator Light & Dielectric Grease
- HELLA 931680011 Relay 12V 20/40A Spdt Res Sld, Black
- OEM Volvo Penta OEM Trim & Tilt Remote Control Switch 3856844

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**Shop now:** [https://www.desertcart.ec/products/233221272-4rd-931-680-01-waterproof-relay-w-led-indicator-12v](https://www.desertcart.ec/products/233221272-4rd-931-680-01-waterproof-relay-w-led-indicator-12v)

---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-09-11*