OEM High Accuracy Glass Microfused Pressure Sensor from China Suppliers & Factory for Oil, Gas & Hydraulic Systems Supplier, Factories

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The Glass to Metal Seal Pressure Sensor is a cutting-edge solution designed for demanding industrial applications. Utilizing advanced micro-fusion technology and aerospace engineering techniques, this sensor integrates high-temperature glass to securely bond micro-machined silicon piezoresistive strain gauges onto a durable stainless steel diaphragm. This innovative glass bonding method mitigates the effects of temperature, humidity, mechanical fatigue, and medium compatibility, ensuring exceptional long-term stability in various industrial environments.

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By completely eliminating organic materials and elastic O-rings, this sensor offers unmatched resistance to high temperatures and corrosion, while maintaining all-solid-state properties for extended operational life. It stands as the premier choice for aerospace, energy and power sectors, deep-sea exploration, and other challenging industrial applications. As a leading China supplier with a specialized factory, we are committed to delivering high-quality products that meet the rigorous demands of the industry.

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Product Description

Product Specifications
Measurement Type Gauge / Absolute / Sealed Reference
Pressure Range 0~10MPa~600MPa (customizable per model)
Output Signal 4-20mA, 0-5V; 0-10V
Supply Voltage 24(12~36)VDC
Accuracy ±0.25%, ±0.5% FS (customizable)
Temperature Range Operating: -20°C to +80°C; Storage: -40 to +125°C
Load Capacity Up to 150% of full scale without damage
Electrical Connection M12×1.5, DIN connector, direct lead wire, hermetically sealed
Process Connection M20×1.5, G1/4, G1/2, NPT1/2 (customizable)
Display Option 4-digit LED or 5-digit LCD (optional)
Protection Rating IP65/IP67 (depending on housing design)
Key Features
Glass and metal materials are resistant to radiation
Excellent long-term stability: < ±0.2% FS/year
Wide operating temperature range: –20°C to +80°C
Rugged 304/316L stainless steel housing for corrosion resistance
Available in gauge, absolute, and sealed reference pressure types
Sturdy fully melt-sealed structure — withstands high-intensity vibrations of over 50g
Adaptability to extremely harsh environments
Applications
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Industrial process detection and control
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Pumping stations and water treatment systems
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Automated detection systems
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Hydraulic and pneumatic control systems
Installation & Usage Notes
  • 📌 Mount vertically on the pressure port to avoid stress-induced errors
  • ☀️ Avoid direct sunlight and rain exposure when installed outdoors
  • In lightning-prone areas, install surge protection and ensure proper grounding
  • 🔧 Zero and span can be adjusted via internal potentiometers if required (factory pre-calibrated)
  • 🖥️ Compatible with SCADA, DCS, PLCs, and smart instrumentation systems
Frequently Asked Questions
Q What pressure measurement types does this sensor support?
This pressure sensor supports three measurement types: Gauge, Absolute, and Sealed Reference pressure. The appropriate type can be selected based on your specific application requirements.
Q What output signals are available, and is it compatible with PLCs or SCADA systems?
The sensor supports 4-20mA, 0-5V, and 0-10V output signals, making it fully compatible with PLCs, DCS, SCADA, and a wide range of smart instrumentation systems.
Q Can the pressure range and process connection be customized?
Yes. The pressure range is customizable per model, spanning from 0~10MPa up to 600MPa. Process connections including M20×1.5, G1/4, G1/2, and NPT1/2 are available and can be specified to match your installation requirements.
Q How well does this sensor perform in harsh or high-vibration environments?
The sensor features a fully melt-sealed structure capable of withstanding high-intensity vibrations exceeding 50g. Its 304/316L stainless steel housing provides excellent corrosion resistance, and its glass and metal materials offer radiation resistance — making it ideal for extremely harsh industrial environments.
Q What is the IP protection rating of this pressure sensor?
Depending on the housing design, this sensor is rated at IP65 or IP67, providing reliable protection against dust ingress and water jets or temporary immersion — suitable for both indoor and outdoor industrial installations.
Q Does the sensor require field calibration after installation?
The sensor comes factory pre-calibrated and is ready for use upon installation. If fine-tuning is needed, zero and span adjustments can be made via internal potentiometers without requiring specialized equipment.

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