High Quality Superheterodyne ASK Wireless Receiving Module DL-RXR4126
DL-RXR4126 is an ISM band high quality superheterodyne ASK wireless receiving module. This RF module uses ultra-high frequency wireless communication technology, low noise large-scale integrated circuit, has a very high cost-performance ratio, perfect anti-static protection, and high reliability. Its superior performance makes it a good choice for rolling code remote control/electric door control system and remote data transmission.
It can realize wireless signal input to data signal output without any external circuit. Users can easily develop wireless products by simply adding a data decoding circuit, which is widely used in remote control garage doors, telescopic doors, gateways, wireless curtains, etc.
It can be also used for GSM/GPS vehicle-mounted supporting systems, high reliability industrial control, communications, security and other fields. In a word, this RF receiving module is an ideal choice for system development with high requirements in complex environment.
Features
● The receiving sensitivity can reach -114dBm;
● Working frequency: 433.92Mhz (other frequencies can be customized);
● Working voltage range: 4.5~5.5V;
● Low power consumption: 5.0V/9.6mA;
● Continuous data rate: 2.4 KBS (Manchester code);
● Good selectivity and stray radiation suppression, easy to pass safety test;
● Temperature range: -40~85 C (industrial grade), can work well even in harsh environment.
Download Center
DL-RXR4126 Specification V1.0 
Technical Parameter
RF characteristics ( under the Power supply of 5V, Ta = 25 ℃, frequency 433.92MHz test conditions)
Parameter | Characteristics | Reference Valu eMin. Typ. Max. | Unit |
1 | Frequency range | 433.82,433.92,434.02 | MHz |
2 | Modulation mode | ASK | |
3 | Receive sensitivity | -114 | dBm |
4 | Receiving bandwidth | 200 | KHz |
5 | Working voltage | 4.5,5.0 ,5.75 | V |
6 | Working current | — ,— ,9.6 | mA |
7 | Mirror frequency suppression | 20@412.52Mhz | dB |
8 | Wake up time | 9 | mS |
9 | Decoding Output Max. Voltage | 3.5,3.75 ,5 | V |
10 | Decoding Output Min. Voltage | 0.5 | V
|
11 | Working temperature | -30 ,— ,85 | ℃ |
Pin Definitions & Size

The DL-RXR4126 module has 5 pins, which are defined in the following table:
Pin | Name | Description | Remark |
1 | GND | Power supply, 4.6V-5.5V |
|
2 | DATA | Data output; Can communicate with decoding unit |
|
3 | GND | Grounding, common ground with the MCU system |
|
4 | GND | Grounding, common ground with the MCU system |
|
5 | ANT | Antenna outpuyt |
|
Pins Definition of DL-RXR4126 Module
Size

Typical application
Wireless Data Acquisition, Wireless Data Communication, Wireless Data Monitoring and Transmission, Wireless Sensoring; Wireless Remote Control System; Wireless Game Controller, Remote Control Toys; Wireless remote control for electronic consumer products; Wireless Alarm & Security Control System; Wireless Sensor Networking; Industrial Remote Control, Intelligent Control System, Home Automation, Home Appliance Control, Building and Residential (smart home) Control, Smart City, Logistics Tracking, Warehouse Patrols, RFID (radio frequency identification); Telemetry, Automatic Meter Reading (Water, Electricity, Gas) System; Remote LED, Remote Curtain; Remote control that supports radio frequency (RF) technology
Product Tags
ASK RF module, RF modules, RF Receiver, RF Receive module, Wireless Transceiver Module, ASK Module, RF Receiving module, 433MHz RF Module, 433MHz Wireless Receiving Module, Superheterodyne ASK wireless receiving module