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Vehicle Refrigeration Unit

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Backup Power System

Refrigerator Parts
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Refrigerator Parts
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R404a Refrigerant Low Pressure Control Switch with 0.02MPa Open and 0.15MPa Close for Under-pressure Protection in HVAC Systems

R404a Refrigerant Low Pressure Control Switch with 0.02MPa Open and 0.15MPa Close for Under-pressure Protection in HVAC Systems

R404a Refrigerant Low Pressure Control Switch with 0.02MPa Open and 0.15MPa Close for Under-pressure Protection in HVAC Systems

Brand Name: YINHUASHENG
Model Number: LOW PRESSURE
MOQ: 1PCS
Price: negotiation
Payment Terms: L/C,T/T
Supply Ability: 1000
Detail Information
Product Description
Detail Information
Place of Origin:
CHINA
Certification:
CE/ISO
Refrigerant:
R404a
Open Pressure:
0.02MPa
Close Pressure:
0.15MPa
APPLICATION:
Refrigeration, HVAC, Cold Chain, Heat Pumps
Packaging Details:
WOODEN CAGE/CARTOON
Supply Ability:
1000
Highlight:

R404a refrigerant low pressure switch

,

HVAC under-pressure protection switch

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refrigerator parts pressure control switch

Product Description
R404a Refrigerant Low Pressure Control Switch – 0.02MPa Open / 0.15MPa Close
This low pressure switch is engineered for R404a refrigerant systems, with precise set points of 0.02MPa open and 0.15MPa close. It delivers reliable under-pressure protection for refrigeration, HVAC, and cold chain equipment, preventing system damage from low pressure and ensuring stable operation.
Key Specifications
Refrigerant R404a
Open Pressure 0.02MPa
Close Pressure 0.15MPa
Application Refrigeration, HVAC, Cold Chain, Heat Pumps
Connection Standard Brass Thread Port
Wiring Pre-wired 2-wire connector (white/black) with automotive-style plug
Product Features
  • Precise Pressure Control: Accurately opens at 0.02MPa and closes at 0.15MPa to protect R404a systems from under-pressure risks.
  • Wide Compatibility: Ideal for commercial refrigeration, cold storage, and HVAC equipment using R404a refrigerant.
  • Durable Build: Robust housing and reliable electrical contacts for long service life in industrial environments.
  • Easy Installation: Pre-wired connector and standard thread port for quick, plug-and-play setup.
  • Under-pressure Protection: Prevents compressor damage caused by insufficient refrigerant pressure.
Typical Applications
  • Cold storage warehouses
  • Refrigerated transport trucks
  • Commercial air conditioning units
  • Industrial refrigeration equipment
  • Heat pump systems
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