1. Introduction
This manual provides detailed instructions for the operation and maintenance of your D4 Universal 433MHz Remote Control Duplicator. This device is designed to copy both fixed and rolling code remote controls operating at 433.92MHz, including various European brands for gate and door openers.
2. Specifications
| Attribute | Value |
|---|---|
| Frequency | 433.92 MHz |
| Channels | 4 |
| Working Chip | Face to face copy fixed code & rolling code (supports 18 types of European brand remote controls) |
| Power | DC12V |
| Battery | 23A 12V |
| Weight | 0.04kg |
| Size | 66.5*38.5*14mm |
| IC | Imported IC |
| Waterproof | Yes |
| Distance | 50-100m (Open Area) |
| Feature | 2 in 1 |
| Additional Features | Waterproof, Privacy, LED indicator light, Automatic |
| Material | ABS, Plastic, Plastic And Silicone |
Compatible Chipsets
The D4 duplicator is compatible with a wide range of chipsets, including:
- 2260 (All manufacturers)
- 2262 (All manufacturers)
- PT2264, 5326 (All manufacturers)
- SC5262, HT600, HT680, HT6207, HT6010, HT6012, HT6014, SMC918 Series
- 527 (All manufacturers)
- 1527 (All manufacturers)
- 2240 (All manufacturers)
- Parts of singlechip...
Compatible 433MHz Rolling Code Brands
The D4 duplicator supports copying from the following 433MHz rolling code brands:
- BFT
- BENINCA
- DOORHAN
- NICE FLOR
- HORMAN EcoStar
- V2
- FAA C
- KEY
- ATA-PTX4
- GBD
- Nice Smilo
- ECA
- MotorLine
- DEA
- PECCinin
- Centurion
- FADINI
- Alutech AT-4
3. Setup and Initial Preparation
Battery Installation
The D4 duplicator comes with a 23A 12V battery pre-installed. If replacement is needed, open the casing carefully and insert a new battery, ensuring correct polarity.
Memory Clearance (Before Duplication)
Before copying any remote control, it is essential to clear the duplicator's memory. Follow these steps:
- Press and hold buttons 1 and 2 simultaneously on the D4 duplicator until the LED indicator flashes 3 times.
- Release button 2 (while continuing to hold button 1).
- Press button 2 slowly for 3 consecutive times. The LED will flash quickly.
- Release both buttons. The duplicator's memory is now cleared and ready for copying.

4. Operating Instructions
Duplicating Fixed Code Remote Controls
To duplicate a fixed code remote control:
- Place the D4 duplicator and the original transmitter as close to each other as possible, ideally touching.
- Press and hold the desired button on the original transmitter.
- Simultaneously press and hold the corresponding button on the D4 duplicator.
- Continue holding both buttons until the D4 duplicator's LED flashes, indicating successful duplication.
- Repeat this process for any other buttons you wish to duplicate.
Duplicating Rolling Code Remote Controls
To duplicate a rolling code remote control:
- Place the D4 duplicator and the original transmitter as close to each other as possible, ideally touching.
- Press and hold the desired button on the original transmitter.
- Simultaneously press and hold the corresponding button on the D4 duplicator.
- Continue holding both buttons until the D4 duplicator's LED flashes, indicating successful duplication.
- Once one button is duplicated, the remaining buttons will typically generate automatically.
- Important: After duplication, you must program the new D4 duplicator to your receiver unit. Refer to your original receiver's manual for specific instructions on how to add a new remote control.
Special Note for Mitto2/Mitto4 Remotes:
If you are copying Mitto2 or Mitto4 remote controls, a specific
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