Description
433MHz 12V 1-Channel Wireless RF Control Switch with Remote Transmitter Combo
The 433MHz 12V 1-Channel Wireless RF Relay Module with Remote Control is an easy-to-use and reliable wireless switching solution for home automation, DIY electronics, and remote control applications. It enables you to control lights, fans, motors, doors, and other electronic devices from a distance using a compact RF remote.
This relay module operates at 433MHz frequency, providing stable and interference-free communication. It supports multiple working modes — momentary, toggle, and latching — which can be easily configured using onboard jumpers or solder points. The receiver board is equipped with a high-quality relay, capable of handling loads up to 10A at 250V AC or 30V DC.
Whether you’re automating your home appliances, developing a DIY wireless project, or controlling remote equipment, this module offers excellent flexibility and performance.
Key Features
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433MHz wireless control for stable long-distance communication
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Compact receiver module with 1 relay channel
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Supports momentary, toggle, and latching operation modes
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High-quality relay for reliable switching
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Low power consumption and easy wiring
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Can be paired with multiple transmitters
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Ideal for smart home and DIY automation projects
Technical Specifications
| Specification | Details |
|---|---|
| Operating Voltage | 12V DC |
| Frequency | 433MHz |
| Channels | 1 Channel |
| Relay Output | NO/NC (Normally Open / Normally Closed) |
| Load Capacity | 10A @ 250V AC / 10A @ 30V DC |
| Communication Range | Up to 100 meters (open area) |
| Modulation | ASK (Amplitude Shift Keying) |
| Transmitter Battery | 12V A23 battery (included or required) |
| Working Modes | Momentary, Toggle, Latching |
| Dimensions | ~65mm x 35mm x 18mm (receiver) |
| Antenna | Built-in / External wire antenna |
| Operating Temperature | -20°C to +70°C |
Applications
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Home automation systems
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Wireless light and fan control
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Remote motor or pump control
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Door and gate openers
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Security alarm systems
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DIY electronics and IoT projects
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Smart appliance control