Gold Member Since 2011
Audited Supplier
Hangzhou Qianjiang Compressor Group Co., Ltd.

Refrigerator Compressor, Refrigeration Compressor, R290 Compressor manufacturer / supplier in China, offering R290 Refrigeration Compressor Qm50u for Refrigerator, Qd65h Refrigerator Compressor R134A, Mini Refrigerator Compressor R134A (QD25H) and so on.

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R290 Refrigeration Compressor Qm50u for Refrigerator

FOB Price: US $1-100 / Piece
Min. Order: 1,000 Pieces
Min. Order FOB Price
1,000 Pieces US $1-100/ Piece
Get Latest Price
Production Capacity: 20, 000, 000 PCS/Year
Transport Package: 1PC/Carton, 120PCS/Pallet, 2160PCS/FCL(1*20gp)
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: QM50U-9
  • Performance: Low Noise
  • Power Source: AC Power
  • Material: Copper
  • Lubrication Style: Lubricated
  • Mute: Not Mute
  • Specification: /
  • HS Code: 8414301190
  • Type: Reciprocating
  • Drive Mode: Electric
  • Configuration: Stationary
  • Piston Type: Closed
  • Application: Low Back Pressure Type
  • Trademark: Wansheng
  • Origin: Mainland China
Product Description


WANSHENG  R600a Low Back Pressure (LBP) Compressor

Test Conditions
LBP ASHRAESubcooling Temp.: 32.2°C
Evap. Temp.: -23.3°CCond. Temp.: 54.4°C
Amb. Temp.: 32.2°CSuction Temp.: 32.2°C


Nominal Power
Cooling Capacity

COP Power Efficiency

Motor Type

Starting Device

Starting Capacitor

Running Capacitor

Cooling Type
WS Series 220-240V~50Hz

1. Low vibration

2. Starting device is PTC

3. Frequency only for 50HZ

4. Voltage application from 220 to 240V

5. Application in refrigerator, freezer, other refrigerating equipments, etc.

6. Nominal power is 1/5 HP

7. COP is 1.4 with the cooling capacity 200W

8. CSIR Motor

9. Cooling type is Fan

10. Low Back Pressure

11. Copeland compressor

12. Compressor should be stored in a dry and drafty place

13. Compressor should not be tilted or inverted in storage, transportation and installation; Collision should be avoided.

14. Rubber plugs should not be pulled out from discharge tube before installation so as to avoid impurity and humidity. During the installation, the rubber plugs of discharge tube should be pulled out at first, then the rubber plugs of process tube, and the rubber plugs of process suction tube at last. The installation should be completed within 10 min after that.

15. The compressor's ground connection should be reliably connected with that of the refrigeration appliance all the time.

16. In order to keep a pressure balance in system, the interval of operation should not be less than 5 min.

17. The charging volume of refrigerant oil has been optimized by our company. Don't pour any oil out or into to the compressor randomly.

18. The stocking period must be less than 6 months after the date of production. If longer, you have to check whether the filled dry nitrogen is sufficient. Replenishment must be done if necessary.

19. Mini R290 refrigerating compressor QM50U with starting capacitor

20. QM50U compressor use R290 refrigerant

21. Small size

22. High efficiency

23. High reliability

24. Cheap price provided for the compressor QM50U makes the customers better choice

25. Experienced staff ensure produce of the compressors with good quality

26. Low sound

R290 Refrigeration Compressor Qm50u for Refrigerator

R290 Refrigeration Compressor Qm50u for Refrigerator
R290 Refrigeration Compressor Qm50u for Refrigerator
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