Truck refrigeration units, bus air conditioning system
  • TR-450 Truck Reefer Unit for 5.2 m Refrigerated Truck
  • Direct Engine Drive Refrigeration Units
  • truck freezer units for sale
  • freezer unit for truck
  • Electric standby of TR-450 truck refrigeration unit  installed on refrigerated truck

TR-450 Direct Engine Driven Units

  • Product Name: • Direct Engine Driven TR-450
  • Driven Type: • Vehicle Engine Driven
  • Installation: • Front Mounted
  • Compressor: • QP16/163cc
  • Controller: • Digital, In Cab
  • Refrigerant: • R404a

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TR-450 Truck Freezer Unit for SaleTR-450 Truck Freezer Unit for Sale

TR-450 Truck Freezer Unit is in split structure, driven by the vehicle engine; with front mount condenser and extra-flat evaporator. 
TR-450 freezer unit for truck is outstanding for its elegant outlook, world-glass design structure, moderate price and maximum cooling capacity, which is your best temperature control solutions for the medium-sized refrigerated trucks with container volume up to 18~25m³; it is perfect for 5.2m long truck body when to cool temperature at -18℃.


Standard Features of TR-450 Truck Freezer Unit - Vehicle Engine Directly Driven

● In truck cab digital controller, Fault diagnostics electronic Information System
● Lightweight design: parallel flow condenser coils;
● Larger cooing capacity: inner grooved copper tube evaporator coils
● Hot-gas defrost system, Automatic / Manual defrost temperature control system.
● Easy to maintain, including the automatic detection system and dismantle structure.
● R404a Eco-friendly refrigerant;
● Worldwide top-brands keys parts ensuring the high quality.
● SPAL evaporator blowers and axial-flow condenser fans;
● Certifications:CE/RoHs/ISO9001/ISO14001/ TS16949/  etc.
● Optional functions: Electrical standby, heating system
● Digital display:
 →    Temperature displayed in ℉or ℃ forms; 
 →    Set-point & Return air temperature;
 →    Configuration parameters setting & Alarming;
● Safety devices in the whole cooling system ( TR-450 Truck Freezer Unit ) 
  →     HP and LP protection device, thermal protection
  →    Crankcase pressure regulator ( CPR ) for compressor
  →    Expansion valve with maximum operating pressure;
  →    Liquid injection valve for high temperature zone application; 
Main Structure of the TR-450 Truck Freezer Unit 

TR-450 Truck Freezer Unit Applications

Important point to note is that the TR-450 freezer unit for truck is designed to control and reduce the cargo temperature, used to transport temperature controlled cargoes such as fresh fruits and vegetables, frozen meat, seafood, and also other non-food products such as flowers, chemical, pharmaceuticals and film across many miles and inter-city
◆ As a fresh / freezing refrigeration unit, TR-450 unit is with 2600W cooling capacity if the temperature setting is around -18℃, in this case, it is capable to cool truck box volume of 18m³ refrigerated trucks.
◆ As a chiller refrigeration unit, TR-450 unit is with 4100W cooling capacity if the  temperature setting is around 0℃, in this case it is capable to cool truck container volume of 25m³ refrigerated trucks.

TR-450 Truck Freezer Unit Key Parts

TR-450 Truck Freezer Unit Key Parts

The best selling TR-450 truck freezer unit is extraordinary for it’s beautiful appearance, robust design, all round functions and sound spare parts family. Guchen TR-450 Truck Freezer Unit key parts all purchased from the world-known platform: Danfoss, Spal fans, Castel, QP Compressor, Codan, Remy, Bock Compressor, Perkins... These configurations are one of the factors that facilitate the good fame and high quality of Guchen refrigeration units .

Main Structure of the TR-450 Truck Freezer Unit

TR-450 truck freezer unit assembly is contained of the front mounted condenser, extra-flat evaporator, in-cab digital controller, vehicle engine driven QP16 compressor, hose pipes and wires, etc.

Optional functions: Heating; Electric Standby TR-450S

● Heating function: Just need to add a solenoid valve in the condenser unit to change the cooling system into heating.
   Heating capacity: 15°C/0°C 3640W(12420BTU)

● Electric standby function: it is pretty usefully when the vehicle is stop and you want to go no using TR-450 Truck Freezer Unit to control the cargo temperature cooling
   The standby of Guchen TR-450 is composed of QP16 compressor, electric motor, and the AC-DC power transformer and the wires.
Standby capacity
0℃/35℃ 3250W (11089BTU)
-18℃/35℃ 2065W (7046BTU)
Voltage AC380V/220V
Consumption 3000W
Dimensions 470×460×330mm
Weight 38kg

Truck Freezer Unit Manufacturer

Electric standby of TR-450 Truck Freezer Unit Manufacturer

Refrigeration Principle of TR-450 Truck Freezer Unit

 Refrigeration Principle of TR-450 Truck Freezer Unit



Temperature Range(In Container)

-18℃ ~ +30℃ / 0℉ ~ +86℉

Cooling Capacity


4100W / 4768Kcal/h / 15000BTU

-18℃/ 0℉

2600 / 3024Kcal/h / 83000BTU










Aluminum micro-channel parallel flow coils




1020×435×315 mm


32 kg



Aluminum foil with internal ridge copper tube




1105×649×230 mm


17 kg


DC12V / DC24V




Hot gas defrosting(Auto./Manual)

Total Weight




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