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Spark VRF Controller: Central air conditioning. In one app.
Connect a multi-split VRF air conditioning system to the Tuya smart home platform. Control indoor units from one app, including power, mode, temperature and fan speed. Connects over Tuya Wi-Fi.
Every indoor unit, in one app.
Connect a multi-split VRF system to Tuya and control its indoor units from an iOS or Android phone. Switch units on or off, select a mode, adjust temperature and set fan speed.
- Tuya app access: Remote control of the indoor units.
- Network: Tuya Wi-Fi communication.
- Supported systems: Major VRF brands named in the supplied brochure.
Connect once. Discover the indoor units.
Connect the white twin-core signal cable to the communication port of an indoor unit. The controller automatically discovers the indoor units on the bus. The X-Y bus is non-polarised, with cable runs up to 1000 m using cable of 0.5 mm² or above.
- VRF connection: X-Y 2-wire, non-polarised bus.
- Automatic discovery: Finds indoor units on the connected bus.
- Bus cable: Up to 1000 m; 0.5 mm² or above.
Read the system at the controller.
The onboard LCD shows the AC brand, number of indoor units, unit status, platform and working status. Five LEDs indicate network state, remote activity, data receiving, data sending and normal power.
- STATE: Network status.
- REMOTE: Remote control active.
- RXD / TXD: Data receiving / data sending.
- POWER: Power normal.
A compact fit for the installation.
The controller measures 105 × 87 × 58 mm and mounts on a standard DIN rail in a distribution board or directly on a wall. Supply it with DC 12 V / 1 A; power consumption is below 2 W. Firmware updates use the USB Type-C port.
- Mounting: DIN rail or wall mount.
- Power: DC 12 V / 1 A input; below 2 W consumption.
- Firmware upgrade: USB Type-C upgrade port.
Connect it to a wider control system.
An optional RS485 interface supports integration with building management systems, KNX panels or other third-party controllers, as described in the brochure. Choose the configuration for the planned integration.
- RS485: Optional external interface.
Built for the VRF system you already have.
The supplied brochure names Daikin, Mitsubishi Electric, Mitsubishi Heavy, Hitachi, Toshiba, Panasonic, Hisense, Haier, Qingdao York, Gree, TCL, Samsung, LG, McQuay, TiCA, Chigo, Trane, Midea, Bosch, Carrier, Midea Coolfree, AUX, and more. Use the model and brand of the installed VRF system when specifying the controller.
Specifications
| Technical specifications | |
|---|---|
| Product size | 105 × 87 × 58 mm |
| Input power | DC 12 V / 1 A |
| Power consumption | < 2 W |
| Communication | Tuya Wi-Fi |
| VRF interface | X, Y — 2-wire bus, non-polarised |
| External interface | RS485 (optional) |
| Installation | DIN rail / wall mount |
| Upgrade port | USB Type-C |
| Max bus cable length | 1000 m (0.5 mm² or above) |
| Compatible brands | Daikin, Mitsubishi Electric, Mitsubishi Heavy, Hitachi, Toshiba, Panasonic, Hisense, Haier, Qingdao York, Gree, TCL, Samsung, LG, McQuay, TiCA, Chigo, Trane, Midea, Bosch, Carrier, Midea Coolfree, AUX |
| Display and status | |
| LCD shows | AC brand, indoor-unit count, unit status, platform and working status |
| LED indicators | STATE / REMOTE / RXD / TXD / POWER |
In the Box
- VRF Central Air Conditioning Controller
- DC 12 V / 1 A power adapter
- Power conversion cable
- White signal connection cable
- Two screwdrivers
- Instruction manual
