Description
This 433MHz Universal Wireless RF Remote Control Switch is a complete wireless control solution for remotely operating electrical devices. The set includes a 1-channel receiver module with a built-in 10A relay and a handheld remote transmitter . Operating at the 433.92 MHz frequency, it provides reliable long-range wireless switching for applications such as lighting control, garage doors, motor activation, and DIY automation projects.
Key Features
- DC Powered Operation: Runs on 12V DC (10V–14V range) for stable performance in various setups
- 1-Channel Relay Output: Simple single-channel design for basic on/off switching; relay supports up to 10A load current
- Universal RF Remote Control: Works with 433.92 MHz frequency for reliable wireless switching
- High-Power Relay Support: Handles high current loads up to 10A, suitable for powerful devices
- Easy Installation: Wiring via fixed screw terminals (NO, COM, NC) with clear connection points for fast setup
- Wide Compatibility: Works with lights, fans, motors, garage doors, alarms, and other 433MHz devices
Technical Specifications
| Parameter | Specification |
|---|---|
| Input Voltage | DC 10V – 14V (nominal 12V) |
| Standby Current | < 5mA |
| RF Frequency | 433.92 MHz |
| RF Working Mode | Superheterodyne receiver |
| Receiving Sensitivity | > –90dBm |
| Channel | 1 channel |
| Relay Output Type | 1 x SPDT relay |
| Output Terminals | NO (Normally Open), COM (Common), NC (Normally Closed) |
| Rated Load | 10A 250VAC / 10A 125VAC / 10A 30VDC / 10A 28VDC |
| Circuit Board Size | Approx. 35 × 30 × 18mm |
| Material | ABS plastic housing |
Wiring Instructions
Receiver Terminals:
- +V: 12V DC positive input
- -V: 12V DC negative input (ground)
- NO: Normally Open output
- COM: Common output
- NC: Normally Closed output
When the relay is OFF, COM connects to NC. When the relay is ON, COM connects to NO .
Applications
- Home Automation: Remote control of lights, fans, and appliances
- Garage Door Openers: Wireless control of garage door mechanisms
- Security Systems: Remote arming and disarming of alarms
- Motor Control: Actuators, gates, blinds, and lifting equipment
- DIY Projects: Ideal for hobbyists building wireless-controlled devices
- Industrial Automation: Remote machine control in industrial settings