---
product_id: 348809731
title: "Remote Control Switch 12V,DC 12V-72V/40A Relay with 984FT Long Range"
brand: "dstfuy"
price: "1537144₫"
currency: VND
in_stock: true
category: "Dstfuy"
url: https://www.desertcart.vn/products/348809731-remote-control-switch-12v-dc-12v-72v-40a-relay-984ft
store_origin: VN
region: Vietnam
---

# 40A high-power relay 984ft long-range RF signal Secure learning code tech Remote Control Switch 12V,DC 12V-72V/40A Relay with 984FT Long Range

**Brand:** dstfuy
**Price:** 1537144₫
**Availability:** ✅ In Stock

## Summary

> 🔌 Take control from anywhere—power, range, and security in one sleek switch!

## Quick Answers

- **What is this?** Remote Control Switch 12V,DC 12V-72V/40A Relay with 984FT Long Range by dstfuy
- **How much does it cost?** 1537144₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/348809731-remote-control-switch-12v-dc-12v-72v-40a-relay-984ft)

## Best For

- dstfuy enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Range:** Control devices from up to 984ft away—even through walls and floors.
- • **Next-Level Security:** Advanced learning code system lets you reset and reprogram remotes effortlessly.
- • **Powerhouse Performance:** Handles up to 40A load for seamless control of heavy-duty appliances.
- • **Dual Remote Flexibility:** Includes two remotes with high sensitivity (-114dBm) for versatile, reliable use.
- • **Industrial-Grade Versatility:** Perfect for lighting, irrigation, security alarms, gates, and more.

## Overview

The dstfuy Remote Control Switch operates on 12V-72V DC with a robust 40A relay, enabling stable control of high-power devices. Utilizing RF technology, it offers an impressive 984ft range unobstructed by walls or floors. Featuring a secure, reprogrammable learning code system and two included remotes, it’s ideal for industrial and security applications such as lighting, irrigation, alarms, and gate barriers.

## Description

Buy dstfuy Remote Control Switch 12V,DC 12V-72V/40A Relay with 984FT Long Range | Remote Switch for Light,Water Pump,Irrigation System, Anti-Theft Alarms,Roller Lind Door,Gate Barriers.: Keypads & Remotes - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- HIGH POWER LOAD:The Relay adopts 40A relay, which can load high-power electrical appliances to ensure long-term stability control.(Note:max load:30A)
- STRONG SIGNAL:Adopts RF technology ,it can pass through walls, floors and doors, control receiver from any place within a reliable distance.Max range is up to 984ft with no obstacle.
- EASY TO CONTROL:Learning code has high-level security for its low repetitive rate and re-learn mode, it can delete the old code and re-learn a new code,when a remote control get lost,So you could always control of it.
- MORE FLEXIBILITY:Stable and reliable performance, high receive sensitivity:-114dbm,with two remote controls(with battery),more flexible use.
- WIDE APPLICATION:This remote switch used in industrial control and security fields, such as light, motor, remote controller, wireless security alarm, wireless door alarm, wireless controller, etc.)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09B6MRMNL |
| Additional Features | No Programming Required |
| Battery Type | A23 |
| Best Sellers Rank | #109,853 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #804 in Garage Door Keypads & Remotes |
| Brand | dstfuy |
| Button Quantity | 2 |
| Color | Remote Switch--12V-72V--984FT |
| Compatible Devices | Garage Door |
| Connectivity Technology | Radio Frequency |
| Controller Type | Button Control |
| Customer Reviews | 4.4 4.4 out of 5 stars (80) |
| Item Dimensions L x W x H | 3.3"L x 2.1"W x 2.1"H |
| Item Highlight | Remote Switch for Light,Water Pump,Irrigation System, Anti-Theft Alarms,Roller Lind Door,Gate Barriers. |
| Manufacturer | dstfuy |
| Maximum Number of Supported Devices | 1 |
| Maximum Range | 300 meters |
| Model Name | SF20250525B09B6MRMNL_B09B6MRMNL_1_uhHx3U |
| Model Number | SF20250525B09B6MRMNL_B09B6MRMNL_1_uhHx3U |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |

## Product Details

- **Brand:** dstfuy
- **Color:** Remote Switch--12V-72V--984FT
- **Compatible Devices:** Garage Door
- **Max Number of Supported Devices:** 1
- **Special Feature:** No Programming Required

## Images

![Remote Control Switch 12V,DC 12V-72V/40A Relay with 984FT Long Range - Image 1](https://m.media-amazon.com/images/I/61Ixj4RVgiL.jpg)

## Available Options

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

## Questions & Answers

**Q: If input power is removed and re-applied does the load side start in the energized relay mode or off? can this be changed?**
A: No power, no connection.

**Q: Please send me a link for better range antenna if anyone know. Thanks**
A: Contact a ham radio club in your area.

**Q: Does the controller use bluetooth?**
A: No

**Q: Can I purchase extra/replacement remote transmitter to work with a single reciever?**
A: I can not find a way to contact the seller, I would like to purchase one or two extra remotes for this relay.  It works tremendously but I need at least one more remote. 

thanks

## Frequently Bought Together

- dstfuy Remote Control Switch 12V,DC 12V/24V/48V/72V/40A Relay, Wireless RF Switch with 984FT Long Range,Remote Switch for Anti-Theft Alarms,Roller Lind Door,Gate Barriers(New)
- Quentacy 19mm Latching Push Button Switch 12V Power Symbol Light 1NO1NC SPDT ON/OFF Black Metal Shell Waterproof Toggle Switches with Wire Socket Plug 3/4" Mounting Hole (Red)

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**Shop now:** [https://www.desertcart.vn/products/348809731-remote-control-switch-12v-dc-12v-72v-40a-relay-984ft](https://www.desertcart.vn/products/348809731-remote-control-switch-12v-dc-12v-72v-40a-relay-984ft)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-09-16*