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