Ceramic Capacitive Pressure Sensing Cells
Standard round and rectangular cells for pressure sensor integration, with custom dimensions available for evaluation.
How It Works
Pressure
Ceramic Diaphragm Deflection
Capacitance Change
Customer Signal Conditioning
Schematic illustration only. Does not represent actual structure or dimensions.
Product Series & Companion IC
Round and rectangular ceramic capacitive pressure cells from Ø16 to Ø21 mm, plus the JHM2102 companion signal conditioning IC.
TP21
Ø21 mm
Round cell with diameter 21mm, offering the widest pressure range from 0.2 to 10 MPa. Suitable for diverse applications including automotive, HVAC and industrial pressure measurement.
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TP20
Ø20 mm
Round cell with diameter 20mm, optimized for medium pressure ranges from 2.5 to 4.5 MPa. Ideal for automotive and HVAC applications requiring reliable performance.
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TP18
Ø18 mm
Round cell with diameter 18mm (Revision B), covering pressure ranges from 0.7 to 4.5 MPa. Compact design suitable for space-constrained applications.
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TP16
Ø16 mm
Round cell with diameter 16mm, the most compact series in our standard lineup. Pressure range 0.7 to 4.5 MPa. Ideal for applications with strict space constraints.
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TPW
14.7 × 12.4 mm
Rectangular cell measuring 14.7 × 12.4 mm, offering standard pressure ranges from 1 to 4 MPa. Suitable for applications requiring rectangular form factor.
View DetailsJHM2102
Signal Conditioning ICSOP8 · 4.5–5.5 V
Companion signal conditioning IC that converts capacitance change into a pressure-related voltage signal.
View DetailsJHM2102 is a third-party companion signal conditioning IC, not a TOPWIN-developed product. Ceramic capacitive pressure sensing cells remain the primary product, and cell–IC compatibility must be confirmed for the intended design.
Applications
Potential integration directions for ceramic capacitive pressure sensing cells.
HVAC and Refrigeration
Pressure monitoring for refrigerants, compressors and heat exchangers in HVAC and refrigeration systems.
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Automotive Thermal Management
Integration into engine oil, braking, air conditioning and new-energy vehicle thermal management systems.
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Air Compressors and Pneumatic Systems
Pressure sensing for air compressors, pneumatic cylinders and industrial gas systems.
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Industrial Pressure Measurement
Process pressure monitoring in industrial pipelines, hydraulic systems and measurement instruments.
Learn MoreThese are potential application directions, not verified mass-production cases.
Custom Ceramic Pressure Cells
Submit your requirements for technical evaluation. Final feasibility, sample lead time and mass-production conditions are subject to technical assessment.
- Target dimensions
- Pressure range
- Process media
- Operating temperature
- Electrical interface
Cooperation Process
Requirement Discussion
Model Matching / Technical Evaluation
Sample Evaluation
Mass Production Confirmation
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