Spark VRF Controller
Square · 1:1
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. Choose Tuya Wi-Fi or Zigbee communication.
1000m
Maximum bus cable length with cable of 0.5 mm² or above.
12V DC
Input power: DC 12 V / 1 A.
< 2W
Power consumption stated in the brochure.
Tuya smart home
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.
Remote control of the indoor units.
Tuya Wi-Fi or Tuya Zigbee communication.
Major VRF brands named in the supplied brochure.
Simple 2-wire connection
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.
X-Y 2-wire, non-polarised bus.
Finds indoor units on the connected bus.
Up to 1000 m; 0.5 mm² or above.
LCD and indicators
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.
Network status.
Remote control active.
Data receiving / data sending.
Power normal.
DIN rail or wall
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.
DIN rail or wall mount.
DC 12 V / 1 A input; below 2 W consumption.
USB Type-C upgrade port.
Optional external interface
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.
Optional external interface.
Compatible brands
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.
Planning a home or a building? A Spark partner can specify the right VRF-Controller for it.