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Gravity: Digital Wireless Switch Kit - Transmit and Receive (433MHz)

We have ✅ 1 available of the DF-TEL0140-1 in our Sydney warehouse. An extra 124 units available with a short lead time.

Express post delivery (2-5 business days)

This Gravity wireless switch kit provides simple 433 MHz RF communication between a transmitter and receiver module. Based on digital signal transmission, it offers strong wall penetration, ultra-low standby power consumption, and compatibility with any controller that can read and write digital signals — no complex AT commands or WiFi configuration required.

The kit supports flexible pairing modes including one-to-many and many-to-one configurations. The transmitter offers 15 button states, and the receiver supports multiple working modes including inching, latching, self-locking, and interlocking.

Key Features

  • 433 MHz RF Communication – Certification-free frequency band in most regions
  • 15 Button States – Versatile transmitter control options
  • Flexible Pairing – One-to-many and many-to-one transmit/receive configurations
  • Multiple Working Modes – Inching, latching, self-locking, and interlocking
  • Ultra-Low Standby Power – Transmitter draws less than 10 µA in standby
  • Gravity Compatible – Standard Gravity digital interface

Specifications

  • Working Voltage: 3.3–5.0V DC
  • Working Frequency: 433 MHz
  • Stable Range: 15m indoor
  • Transmitter Current: 10 mA @ 5V (active), <10 µA @ 5V (standby)
  • Receiver Current: 6 mA @ 5V (active), 3 mA @ 5V (standby)
  • Signal Type: Digital
  • Interfaces: 4
  • Transmitter Size: 47×32mm
  • Receiver Size: 37×32mm
  • Mounting Holes: 3.1mm inner / 6mm outer diameter

Ideal For

  • Remote control projects
  • Wireless doorbells
  • Upgrading wired buttons to wireless
  • Wireless signal transmission between controllers
Note: 433 MHz is certification-free in most regions. Please check your local regulations before use.

Package Contents

  • 1× Gravity Digital Wireless Transmitter Switch (433 MHz)
  • 1× Gravity Digital Wireless Receiver Switch (433 MHz)
  • 2× Gravity Digital Sensor Cables

The Gravity: Digital Wireless Switch Kit - Transmit and Receive (433MHz) appears in the following collections:

SKU DF-TEL0140-1
by DFRobot