Your bridge to the most competitive resources of HVAC&R in China.

+86 20 31149172

Round Single Duct VAV Terminal Box

* Round inlet + rectangular outlet Single duct VAV

* Built-in cross shape pitot air flow sensor

* Belimo brand controller + damper actuator + thermostat, BMS compatible.

* Galvanized steel casing, sound proof inner lining.

* Size range: 5 ~ 16 inch

* Air flow range: 102 ~ 6232 m3/h

* Optional: heating coil.

  • Download

Single Duct terminals are the fundamental building blocks for Variable Air Volume (VAV) systems. Their primary function is to regulate airflow to a zone, in response to zone temperature requirements. It is unique as it incorporates many design features that increase performance, decrease service and installation costs, and offer increased value, over and above this basic function.

Air flow sensor, digital VAV controller and damper actuator all in one, providing a compact solution with a communications capability for pressure-independent VAV systems in the comfort zone.

A Cloud VAV Controller sets with Room Thermostat of Choice and integrated pressure sensor, controller and damper actuator for pressure-independent temperature control VAV, Simple VAV and Control Ventilation applications in the comfort zone.

A Room Thermostat provides on/off control, change of modes, temperature setpoint and displays room temperature reading/temperature.



‎• Controls supplied by Belimo are factory calibrated for a quicker start-up.

• Standard AeroCross multi-point center averaging velocity sensor.

• Unit operation is not affected by position and can be installed at any angle.

• Choice of right or left hand control location.



♦ Structure:  

♦ Material of construction: 

⋅ Pitot tube air flow sensor: aluminum
⋅ Casing: galvanized steel sheet, acoustic lining optional. 
⋅ Acoustic lining: perforated galvanized steel sheet + fiber glass
⋅ Motorized actuator with build in Controller: Belimo


Detailed Images



Catalogue of VAV Box (Terminal): VAV Catalogue from Tofee

Catalogue of Belimo thermostat: 22RT-A001 Thermostat

Catalogue of Belimo controller: ZoneEase VAV Controller


Particular information:  
1. Desired air flow rate
2. Duct connection size.
3. Protocol: BACNet, Modbus.
General information for ordering:

1. Quantity of each size.

2. Delivery location, and price term: EXW, FOB, CIF, DDU, DDP, etc.

3. Detailed information of the contact person and buyer's company, which is helpful to prioritize your inquiry with faster response and better price. 


Delivery Options:

Delivery Method
Incoterms Term
Applicable Countries
LCL, FCL by sea
General for all countries.
Air courier to door
General for all countries.
Air cargo to airport
General for all countries.
Door to door by road
Cambodia, Laos, Myanmar, Thailand, Vietnam. (keep expanding to more countries)
Door to door by seaDDU, DDPCambodia, Indonesia, Malaysia, New Zealand, Philippines, Singapore, Thailand, United Arab Emirates, United Kingdom, United States.   (keep expanding to more countries)
LCL=Less than Container Load.     FCL =Full Container Load
DDU = Delivery Duty Unpaid        DDP = Delivery Duty Paid
The above shipping information is general, and changing from time to time. Confirmation with us is necessary for each order.

Guangzhou tofee China one-stop hvac supplier