4CH Wireless Gate and Garage Door Opener Control Relay Switch with RF Remote – 12V 433MHz 20A

The 4-Channel Wireless Garage Door Opener with 12V Relay Switch and RF Remote is a high-performance solution for remote access control and automation. Operating on the 433MHz frequency, this relay switch system delivers reliable and secure signal transmission across multiple channels. With a maximum load current of 20A and versatile relay modes, this product is ideal for controlling gates, garage doors, lights, and a wide range of electric devices in residential and commercial environments.

Product Features

4-Channel Wireless Remote Control

The system includes a 4-channel relay receiver and two RF remote controls, offering long-range, stable wireless operation. The remote signal penetrates walls and obstacles, with an effective range of up to 164 feet (50 meters) in open space.

High-Security Learning Code

Utilizes 433MHz wireless transmission with learning code technology, allowing easy pairing and deletion of remotes for enhanced access control. Lost remotes can be removed from memory to maintain system security.

Three Configurable Relay Modes

The receiver supports pulse (momentary), toggle (hold), and latching operation modes, allowing you to customize each of the four relays independently. This makes it suitable for controlling devices individually or in tandem.

Durable and High-Load Capacity

Each relay supports up to 20A at 14VDC or 20A at 125VAC, ensuring compatibility with a wide range of electronics and electrical systems. The durable design is built to operate in extreme temperatures from -40°C to +80°C.

Flexible DIY Automation

Perfect for home automation enthusiasts and industrial applications, this wireless switch offers convenient control of garage doors, entry gates, lighting, curtain motors, alarms, electric locks, and more.

Product Specifications

• Input Voltage: DC 12V
• Working Frequency: 433MHz
• Receiver Sensitivity: > -105dBm
• Maximum Load Current: 20A
• Output Type: DC or AC (optional)
• Operating Temperature: -40°C to +80°C
• Receiver Dimensions: 7.2 x 5.2 x 2.6 cm
• Control Range: Up to 50 meters (open space)
• Remote Type: RF 433MHz with learning code
• Number of Channels: 4
• Relay Modes: Momentary, Toggle, Latching