433MHz Superheterodyne RF Wireless Remote Control Switch Transmitter & Receiver Module

Description

Description

The 433MHz Superheterodyne RF Wireless Remote Control Switch Module is a high-performance, ready-to-use wireless control solution designed for remote switching applications, home automation, and industrial control systems. This complete kit includes both a transmitter (remote control) and a superheterodyne receiver module, providing a plug-and-play wireless solution that requires no microcontroller programming for basic operation.

Unlike simple ASK modules that require external decoding circuitry, this integrated receiver module features onboard MCU software decoding and a built-in relay output, allowing you to control lights, motors, garage doors, pumps, or other electrical devices directly from the included remote control. The receiver module includes a standard 3-pin screw terminal block (COM, NO, NC) that connects directly to your load, making installation straightforward even for users with limited electronics experience.

The receiver utilizes superheterodyne architecture – a superior receiver design that offers significantly better sensitivity, selectivity, and noise rejection compared to superregenerative receivers . This technology enables reliable operation even in environments with significant RF interference, with typical sensitivity ratings of -110dBm to -116dBm . The result is a stable, long-range wireless link that performs consistently in real-world conditions.

The system supports multiple programmable operating modes, configurable via the receiver’s learning button :

• Momentary (Jog) Mode – Relay is active only while the remote button is pressed (ideal for garage doors, horns)

• Toggle Mode – Press once to turn on, press again to turn off (perfect for lighting control)

• Latching Mode – One button turns on, a second button turns off (for two-button control applications)

• Time Delay Mode – Relay automatically turns off after a preset delay (5s, 10s, or 15s)

The receiver features a learning function that allows you to pair multiple remote controls (up to 25 or more depending on the model) and clear stored codes when needed . An onboard LED provides visual confirmation of power, learning status, and signal reception.

Whether you need to add wireless control to a workshop light, automate a gate or garage door, create a remote pump controller, build a wireless security alert system, or integrate wireless switching into a larger automation project, this 433MHz Superheterodyne RF Remote Control Switch Module delivers reliable, easy-to-use wireless control without complex programming.

Key Features

• Complete Wireless Control Kit – Includes transmitter (remote control) and superheterodyne receiver module with built-in relay output

• Superheterodyne Receiver Architecture – Superior sensitivity (-110dBm to -116dBm) and noise rejection compared to superregenerative designs

• Built-in Relay Output – Onboard 10A relay with COM, NO, NC terminals for direct load control up to 10A / 250V AC

• Multiple Programmable Modes – Selectable Momentary, Toggle, Latching, or Time Delay operation via learning button

• Learning Code Pairing – Easy pairing of remote controls with onboard learning button; supports multiple transmitters

• 433.92MHz Operating Frequency – License-free ISM band for short-range wireless control applications

• Wide Operating Voltage – Receiver: DC 10-14V; Transmitter: 3V (coin cell battery, included)

• LED Status Indicators – Visual confirmation of power, learning mode, and signal reception

• Compact Enclosed Design – Receiver comes in a protective housing for safe installation

• No Programming Required – Ready to use out of the box; configure operating mode via button presses

Technical Parameters