Hongnuo (shenyang) General Machinery Co., Ltd. is one of the most reliable manufacturers and suppliers of small industrial pressure switches in China. Welcome to buy high quality small industrial pressure switches at competitive price from our factory. We also accept customized orders.
Product Parameters
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Pressure range:
0.3–100 Bar
Repeatability:
±3%
Switching capacity:
100VA
Operating temperature:
-20°C to 80°C
Mechanical life:
1,000,000 cycles
Max. pressure resistance:
Up to 60MPa
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Product Advantages
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Wide adjustable pressure range suits diverse field applications
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Compact, rugged build ensures long-term industrial reliability
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Fast switching response boosts equipment protection efficiency
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Excellent resistance to vibration and pressure fluctuations
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Customizable options meet various system requirements
Custom Notebook Solutions
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Air Compressors & Pneumatic Equipment
Regulates supply pressure and automates compressor sequencing. Reduces unloaded running time and keeps pneumatic actuator response within a tight window. -
Construction & Mobile Machinery
Continuous hydraulic pressure monitoring for heavy-duty applications. Gives operators early warning of pressure anomalies and reduces unplanned downtime on site. -
Marine Hydraulic Control Systems
Designed for the demands of shipboard and offshore service. Delivers consistent pressure feedback and protective response in high-corrosion, high-vibration environments.
| Specific Parameters | Value / Description |
| Measurement Principle | The built-in piston is connected to the tightness spring. When the pressure changes, the spring's expansion and contraction amount changes accordingly. When the pressure reaches the set value, it triggers the preset mechanical structure and emits a switch signal. |
| Nominal Diameter Range | G1/4, NPT1/4, M2.0×1.5, Customized |
| Housing Material | Carbon Steel |
| Pressure Interface | Galvanized Steel, Stainless Steel |
| Connection Method | Threaded Installation |
| Electrical Connection | 6.3*0.8 Blade Insert |
| Repeatability | 3% |
| Maximum Pressure Resistance | Diaphragm Type 30MPa / Piston Type 60MPa |
| Measurement Range | 0-300KPa, 100-1000KPa, 1.6-4.0MPa, 4.0-100MPa, 10-40MPa, Custom |
| Medium Temperature Range | -20-80°C |
| Ambient Temperature Range | -10-80℃ |
| Pipe Material | PFA, PTFE, Teflon, PP, PVDF, PA and other rigid tubing materials |
| Output | Normally Open / Normally Closed |
| Switch | 100V |
| Certification | CE |
