Kind of Products  Product - English Name Code  Brand
Air Conditioning
Professional HVAC Controller EX3400 Dotech - Vietnam 
Controller for HVAC (AHU, Constant temp & humidity unit, Dehumidifier, etc.) - 4COMP [DX120]  Dotech - Vietnam 
Controller for HVAC (AHU, Constant temp & humidity unit, Dehumidifier, etc.) - 2COMP [DX100]  Dotech - Vietnam 
Constant temp & humidity
Thermo-Hygrostat Controller
[DQ1000]  Dotech - Vietnam 

Controller for DX Constant temp & humidity unit
[DX140]  Dotech - Vietnam 
Screw Compressor
 Screw Water Source Heat Pump Controller - stepless control
[DX221H] Dotech - Vietnam 

Screw Water Source Heat Pump Controller - stepless control
[DX220H]  Dotech - Vietnam 

Screw Refrigerator (Chiller,CDU) Controller
[DX270]  Dotech - Vietnam 
Cycle Screw Refrigerator (Chiller,CDU) Controller - stepless control [DX240] 4 Dotech - Vietnam 
Cycle Screw Refrigerator (Chiller,CDU) Controller - stepless control [DX220] 2 Dotech - Vietnam 
Screw Compressor Controller(1 Cycle & Stepless Control) [DX200]  Dotech - Vietnam 
Recipro/Scroll Compressor Smart Chiller Controller [CX9230]  Dotech - Vietnam 
 Refrigerator & Chiller Controller [FX32C] Dotech - Vietnam 
Ground Source Heat Pump Controller (water source, waste heat, seawater source) [DX230H]  Dotech - Vietnam 
Recipro/Scroll Refrigerator (Chiller,CDU) Controller [DX232]  Dotech - Vietnam 

Recipro/Scroll Refrigerator (Chiller,CDU) Controller
[DX230]  Dotech - Vietnam 
Heat Pump
Water Source Screw Heat Pump Controller
[BX1400]  Dotech - Vietnam 

Air Source Heat Pump Controller (Screw Compressor Type)
[BX1600]  Dotech - Vietnam 

Air Source Heat Pump Controller
[DX230H]  Dotech - Vietnam 

Heat Pump Controller (2-Screw Compressor)
[DX221H]  Dotech - Vietnam 

Water Source Screw Heat Pump Controller
[DX200H]  Dotech - Vietnam 

Air Source Heat Pump Controller
[BX1500]  Dotech - Vietnam 
Multi Rack/Controller
Multi-Rack CDU Controller
[DX260]  Dotech - Vietnam 
Showcase
Showcase & Coldroom Controller
[FX32J1,2,3]  Dotech - Vietnam 
[Smart Case]  FX32S Series Dotech - Vietnam 

[Plug in] 
FX32J Series Dotech - Vietnam 
Cellar
SMART CELLAR
[MX32_SPLIT]  Dotech - Vietnam 
Low temperature / refrigeration / frozen cellar controller
[SMART CELLAR] 
Dotech - Vietnam 

Compressor and Unit Cooler of Cellar
[DX500]  Dotech - Vietnam 
Voice Alarm Transmitter [VX400]  Dotech - Vietnam 

Multi function ShowCase, Cold Room Controller
[FX32R]  Dotech - Vietnam 
Fan Coil Unit(FCU)
Fan Coil Controller
[FX32F]  Dotech - Vietnam 
Defrost Control
Electronic defrost controller
[DEFSAVER2]  Dotech - Vietnam 
Electronic expansion valve controller
Ultra Precision Driver for electronic expansion valve
[EVD9]  Dotech - Vietnam 

Driver for electronic expansion valve (Bipolar Stepping Motor Type)
[EVD7]  Dotech - Vietnam 

Electronic Expansion Valve Controller for Unipolar Step Motor
[EVC10B]  Dotech - Vietnam 

 Driver for electronic expansion valve (Unipolar Stepping Motor Type)
[EVD5] Dotech - Vietnam 
Electronic Expansion Valve Controller for Bipolar Step Motor
[EVC20] 
Dotech - Vietnam 

Electronic Expansion Valve Controller (Unipolar Step Motor Type)
[EVC10]  Dotech - Vietnam 
Electronic expantion valve
Electronic Expansion Valve (Unipolar)
[EEV-DPF(O)]  Dotech - Vietnam 
Digital Pressure Switch Multi Pressure Transmitter   [DPM513]  Dotech - Vietnam 
 
Digital Pressure Multi Switch
[DPX300]  Dotech - Vietnam 
Digital pressure multi switch(Remote display type) [DPX200R]  Dotech - Vietnam 
Digital Pressure Multi Switch [DPX100]  Dotech - Vietnam 

Digital Pressure Multi Switch
[DPX200]  Dotech - Vietnam 
Digital Pressure Switch [FX32P]  Dotech - Vietnam 
Sensors/Transmitters Slope Sensor   [IMX200]  Dotech - Vietnam 
 
Multifunctional Industrial Transmitter  
[HMX351]  Dotech - Vietnam 
 
CO2 Transmitter  
[GTX210]  Dotech - Vietnam 
 
 CO2 Transmitter  
[GTX210] Dotech - Vietnam 
 
 Room Sensor  
[HTX33C-01] Dotech - Vietnam 
 
Room Sensor  
[HTX33C-01]  Dotech - Vietnam 
 
Room Sensor  
[HTX33C-01]  Dotech - Vietnam 
Temp Transmitter Room Sensor   [HTX33C-01]  Dotech - Vietnam 
 
Room Sensor  
[HTX33C-10]  Dotech - Vietnam 
 
Industrial Temp & Enthalpy Transmitter (Communication)
[HTX62E]  Dotech - Vietnam 
General-Purpose Head Type Transmitter (4~20mA) [DCT190B]  Dotech - Vietnam 
Indoor High Precision (0.1℃) Temp Transmitter [HTX10C]  Dotech - Vietnam 
Temp & Humidity Transmitter  Room Sensor   [HTX33C-01] Dotech - Vietnam 
 
Industrial Absolute humidity, & Temperature Transmitter (Communication)
[HTX62B]  Dotech - Vietnam 
Room Sensor   [HTX33C-10]  Dotech - Vietnam 
 
Flush-mount Multisensing Transmitter
[HPX2000-H]  Dotech - Vietnam 
 Flush-mount Multisensing Transmitter [HPX2000-A] Dotech - Vietnam 
Ultra-Precise Industrial Temperature and Humidity Transmitter [HTD1200C]  Dotech - Vietnam 
HVAC Transmitter  Industrial Multi Dew-Point Transmitter [HTX40] Dotech - Vietnam