Gold Member Since 2009
Audited Supplier
Ningbo Sanheng Refrigeration Control Co., Ltd.

4-Way Reversing Valve, Reversing Valve, Hot Saling Air Conditioner Valve manufacturer / supplier in China, offering Reverse Flow Valve (DSF-34), 220V Dn 15 Thread Motorized Valve, Copper Tube Flaring Tool Set CT-8020 and so on.

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Supplier Homepage Product Air Conditioner Parts Reverse Flow Valve (DSF-34)

Reverse Flow Valve (DSF-34)

Purchase Qty.:
50-999 1,000+
FOB Unit Price: US $6.8 US $6.5
Purchase Qty. (Pieces) FOB Unit Price
50-999 US $6.8
1,000+ US $6.5
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Production Capacity: 100, 000
Transport Package: Stardand Export Packing
Payment Terms: L/C, T/T, D/P, Paypal, Money Gram, Western Union

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Basic Info
  • Model NO.: DSF-34
  • Certification: CE, ISO, CCC
  • Type: Refrigeration Compressor
  • Control Method: Electronic Type
  • Cooling Purpose: Air Conditioner
  • Quality Standar: High
  • Trademark: SANHENG
  • Origin: China
  • Usage: Air Conditioner, Refrigerator
  • Control Type: Mechanical
  • Material: Copper
  • Operating Principle: Compression Refrigeration Equipment
  • Brand: Sanheng
  • Price: Reasonalbe
  • Specification: CE, CQC, RoHS, ISO,
Product Description
DSF 4-way Reversing Valve is the component to provide heating and cooling from the system to the conditioned space by reversing the flowing direction of refrigerant, which is used at room air conditioners, packaged and central air conditioners. Our reversing valves are designed for heat-pump systems with the capacity from 0.75PH to 12PH; They are suitable for most refrigerants such as R22. R407C, and R410A.
Basic parameter
1. Exteral leakage test pressure: 3.0 Mpa
2. Max. Operating pressure: 3.0 Mpa
3. Water test pressure: With water pressure 4.4Mpa
4. Burst pressure: 14.4Mpa
5. Ambient Temperature: Electricity on -20º C~+55º C
6. Relative Humidity: Less than95%RH
7. Fluid permission temperature: -20º C~+120º C
8. Min. Operating Voltage: Under the different press of 2.25Mpa
9. Durability: >20.000times(Grease is allowed)
10. Coil Max. Temperature: +120º C
11. Noise: Not more than 45dB(A)
Coil's electric parameter
1. Rated voltage: AC220V 50/60Hz
2. Insulation resistance: ≥ 100MΩ
3. Di-electricity: Under 1500 voltage for the minute of 1800 voltage for one second. No break down of flash over.
4. Power: 5~7W
5. Insulation class: B class
6. Coil temperature rise: Not more than 80K.
TypePort Size
O. P. D (Mpa)Internal Leakage (ml/min)
P=1.0Mpa at 70 
DE. S. CMinMax
DSF-4U88.< 10000.75-1.5
DSF-9U119.612.80.342.25< 15002-3
DSF-1111.512.8160.342.25< 20002.5-4
DSF-11U11.512.8160.342.25< 20002.5-4
DSF-201312.819.20.342.25< 40004-8
DSF-20U1312.819.20.342.25< 40004-8
DSF-342019.0522.20.342.25< 60007.5-12
DSF-35237/811/80.340.342.76< 60005-15
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