Industry-Verified Manufacturing Data (2026)

Precision Pressure Transducer Sensing Element

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Precision Pressure Transducer Sensing Element used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Precision Pressure Transducer Sensing Element is characterized by the integration of Sensing Diaphragm and Piezoresistive Bridge. In industrial production environments, manufacturers listed on CNFX commonly emphasize Silicon piezoresistive wafer construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Core sensing component converting pressure variations into measurable electrical signals.

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Product Specifications

Technical details and manufacturing context for Precision Pressure Transducer Sensing Element

Definition
A precision pressure transducer sensing element is the fundamental component within pressure measurement instruments that directly interacts with fluid or gas pressure. It transforms mechanical pressure forces into proportional electrical signals through piezoresistive, capacitive, or strain gauge principles. This component serves as the critical interface in industrial process control systems, enabling accurate pressure monitoring in manufacturing, HVAC, and aerospace applications. As a B2B supply chain item, it's manufactured to exacting specifications for integration into OEM pressure transmitters and gauges.
Working Principle
Pressure-induced deformation changes electrical properties (resistance, capacitance) of sensing material, generating proportional voltage or current output.
Common Materials
Silicon piezoresistive wafer, Stainless steel diaphragm, Ceramic substrate
Technical Parameters
  • Maximum permissible error as percentage of full scale (%FS) Per Request
  • Operating pressure measurement range (bar) Per Request
Components / BOM
  • Sensing Diaphragm
    Deforms under pressure to transmit force
    Material: Stainless steel 316L
  • Piezoresistive Bridge
    Converts mechanical strain to resistance change
    Material: Silicon wafer with doped resistors
  • Protective Coating Optional
    Isolates sensing elements from media
    Material: Parylene or silicone gel
  • Electrical Terminals
    Provides connection points for signal wires
    Material: Gold-plated Kovar
Engineering Reasoning
0-100 bar absolute pressure, -40°C to 125°C ambient temperature
150 bar burst pressure, 150°C maximum media temperature, 10^9 pressure cycles at 100 bar
Design Rationale: Silicon diaphragm fracture at 150 bar due to crystalline structure yield strength limit of 7 GPa, dielectric breakdown at 150°C from polysilicon piezoresistor dopant diffusion exceeding 1×10^18 atoms/cm³
Risk Mitigation (FMEA)
Trigger Media temperature exceeding 150°C
Mode: Piezoresistive coefficient drift beyond ±0.15% FS/°C specification
Strategy: Integrated platinum RTD temperature compensation with 0.1°C resolution feedback loop
Trigger 100 Hz sinusoidal pressure pulsation at 80% of full scale
Mode: Silicon diaphragm fatigue crack propagation after 10^7 cycles
Strategy: 3 μm thick silicon-on-insulator diaphragm with 500 MPa tensile strength and 0.3 μm silicon oxide stress relief layer

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Precision Pressure Transducer Sensing Element.

Pressure sensing element Pressure sensor core Transducer sensing diaphragm high accuracy pressure transducer sensing element silicon piezoresistive pressure sensor component stainless steel diaphragm pressure sensor industrial pressure measurement sensing element precision pressure transducer BOM components

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 10,000 psi (689 bar)
other spec: Media compatibility per wetted materials, response time < 1 ms, accuracy ±0.25% FS
temperature: -40°C to 125°C
Media Compatibility
✓ Hydraulic fluids (e.g., MIL-PRF-5606) ✓ Industrial gases (e.g., nitrogen, compressed air) ✓ Water/glycol mixtures
Unsuitable: Concentrated acids or strong oxidizing agents (e.g., chlorine gas)
Sizing Data Required
  • Operating pressure range (min/max)
  • Media type and chemical compatibility
  • Required electrical output (e.g., 4-20 mA, 0-5 VDC) and accuracy class

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Diaphragm fatigue cracking
Cause: Cyclic pressure fluctuations exceeding design limits, leading to material fatigue and micro-cracks in the sensing diaphragm
Zero drift and calibration loss
Cause: Thermal stress from rapid temperature changes or process fluid contamination affecting strain gauge bonding or reference pressure integrity
Maintenance Indicators
  • Erratic or unstable pressure readings with no process changes
  • Audible hissing or whistling from the transducer body indicating diaphragm breach or seal failure
Engineering Tips
  • Install pulsation dampeners or snubbers to reduce pressure cycling amplitude and protect the diaphragm from fatigue
  • Implement regular calibration checks with temperature compensation and ensure process media compatibility to prevent contamination-induced drift

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 Quality Management Systems ASTM E74-18 Standard Practice of Calibration of Force-Measuring Instruments for Verifying the Force Indication of Testing Machines CE Marking (EU Directive 2014/35/EU for Low Voltage Equipment)
Manufacturing Precision
  • Pressure Range Accuracy: +/-0.1% of full scale
  • Temperature Coefficient: +/-0.02% per °C
Quality Inspection
  • Pressure Calibration Test against NIST-traceable standards
  • Environmental Stress Screening (ESS) including thermal cycling and vibration testing

Factories Producing Precision Pressure Transducer Sensing Element

Verified manufacturers with capability to produce this product in China

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✓ 92% Supplier Capability Match Found

P Procurement Specialist from United States Jan 31, 2026
★★★★★
"Standard OEM quality for Computer, Electronic and Optical Product Manufacturing applications. The Precision Pressure Transducer Sensing Element arrived with full certification."
Technical Specifications Verified
T Technical Director from United Arab Emirates Jan 28, 2026
★★★★★
"Great transparency on the Precision Pressure Transducer Sensing Element components. Essential for our Computer, Electronic and Optical Product Manufacturing supply chain."
Technical Specifications Verified
P Project Engineer from Australia Jan 25, 2026
★★★★★
"The Precision Pressure Transducer Sensing Element we sourced perfectly fits our Computer, Electronic and Optical Product Manufacturing production line requirements."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

10 sourcing managers are analyzing this specification now. Last inquiry for Precision Pressure Transducer Sensing Element from Thailand (57m ago).

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Frequently Asked Questions

What is the typical accuracy range for this pressure transducer sensing element?

The precision pressure transducer sensing element offers accuracy specifications measured as a percentage of full scale (%FS), with specific values determined by application requirements and calibration standards.

How does the stainless steel diaphragm affect sensor performance?

The stainless steel diaphragm provides excellent corrosion resistance and durability, ensuring stable performance across the specified operating temperature range and maintaining long-term stability measured in %FS/year.

What output signals are available from this sensing element?

This sensing element provides standardized output signals in either voltage (V) or current (mA) formats, compatible with common measurement and control systems in the testing and navigation equipment industry.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Computer, Electronic and Optical Product Manufacturing sector.

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