Top 10 Pressure Sensor Manufacturers in China (2026)

Last Updated: 2026-10-17

Quick Answer: Who Makes the Best Pressure Sensors in China?

China manufactures over 200 million pressure sensors annually, supplying OEM components to automotive, HVAC, medical, and industrial automation markets worldwide. The country’s MEMS fabrication infrastructure — concentrated in Ningbo, Baoji, Nanjing, and Changsha — produces everything from raw piezoresistive dies to fully calibrated OEM modules at 40-65% lower cost than equivalent European or American sensors.

Key takeaways before you read further:

• MEMS piezoresistive sensors dominate the market — over 70% of Chinese pressure sensor production uses diffused silicon technology
• Accuracy ranges from ±0.1% FS (top tier) to ±1% FS (general purpose), with pricing from USD 5-150 per unit FOB China
• OEM MOQ starts at 1 piece for catalog models, 50-500 pieces for custom-branded or custom-range sensors
• Critical certifications to verify: CE, RoHS, ATEX/IECEx (hazardous areas), AEC-Q101 (automotive), and ISO 9001 at minimum

This guide ranks ten manufacturers based on in-house MEMS fabrication capability, accuracy specifications verified per IEC 61298, OEM flexibility, certification depth, and production capacity.

Manufacturer Comparison Table

1. Sensata Technologies (China) — Changzhou, Jiangsu

Type: Multinational with in-China manufacturing | Founded: 1916 (Sensata spun off from Texas Instruments’ sensor division) | China capacity: 50+ million sensors/year

Sensata operates one of the largest pressure sensor manufacturing facilities in China, located in Changzhou. The plant produces MEMS piezoresistive pressure sensors primarily for the automotive and heavy vehicle markets — engine oil pressure, fuel rail pressure, brake system pressure, and HVAC refrigerant pressure applications.

Why Sensata leads this list:

• In-house MEMS fabrication: Sensata designs and manufactures its own silicon pressure dies, giving full control over wafer-level calibration and long-term drift performance
• Automotive qualification: Every sensor from the Changzhou line meets AEC-Q101 stress testing and IATF 16949 quality management — critical for Tier 1 automotive suppliers
• Scale: Annual production exceeds 50 million units, driving per-unit costs down for high-volume OEM programs

Best for: Automotive OEMs and Tier 1 suppliers needing AEC-Q101 qualified sensors in volumes above 10,000 units per model. Not ideal for small-batch industrial or custom-range applications.

2. SIBXSUN — Ningbo, Zhejiang

Type: Full-line instrumentation supplier with OEM sensor capability | Product range: Compact OEM sensors, industrial transmitters, differential pressure, digital pressure switches | Best accuracy: ±0.075% FS typical (YL6200/YL6300 smart transmitters)

SIBXSUN is based in Ningbo — China’s second-largest port city and a major manufacturing hub for pressure measurement instruments. Unlike single-technology specialists, SIBXSUN covers the full spectrum from raw compact OEM pressure sensors (YL80MA/YL83MA/YL84MA series) through to smart HART pressure transmitters with ±0.075% FS typical accuracy.

Why procurement engineers choose SIBXSUN:

• Broad sensor portfolio: Diffused silicon, ceramic capacitive, and monocrystalline silicon capacitive technologies — all available from one supplier. Browse the complete pressure sensor catalog
• OEM flexibility: Custom pressure ranges (vacuum to 70 MPa), private-label nameplates, bespoke process connections (G1/4, M20x1.5, 1/4 NPT, tri-clamp), and custom cable lengths. MOQ as low as 1 piece for standard models
• Multi-instrument sourcing: Beyond pressure sensors, SIBXSUN supplies level transmitters, electromagnetic flowmeters, load cells, and temperature sensors — consolidating procurement into a single channel
• Output options: 4-20mA, 0-5V, 0-10V, 0.5-4.5V, RS485 Modbus RTU, I2C, and HART protocol

Standout models:

• YL80MA — Compact OEM sensor, 0-400 kPa to 60 bar, ±1% FS, 0.5-4.5V/I2C/4-20mA output, ideal for embedding into OEM equipment
• YL85MA — Flush diaphragm pressure sensor with dry ceramic capacitive element, anti-corrosion for food, pharmaceutical, and slurry applications
• YL6200 — Smart monocrystalline silicon pressure transmitter, ±0.075% FS typical, 4-20mA or 4-20mA + HART output

Certifications: CE (EMC Directive 2014/30/EU), ISO 9001. For a detailed comparison of sensor vs. transmitter terminology, see our guide on pressure sensor vs pressure transmitter differences.

Request a quotation from SIBXSUN — we respond within 24 hours with technical recommendations and competitive FOB Ningbo pricing.

3. Micro Sensor Co., Ltd. — Baoji / Xi’an, Shaanxi

Founded: 1993 | Employees: 800+ | Annual capacity: 1,200,000 pressure sensors + 400,000 transmitters | R&D patents: 140+

Micro Sensor is China’s largest dedicated pressure sensor manufacturer by production volume and one of the few domestic companies that designs and fabricates its own MEMS silicon pressure dies in-house. The company operates four industrial parks across Baoji, Xi’an, and Shanghai, plus a European subsidiary (Micro Sensor GmbH) in Essen, Germany.

Key sensor models:

• MPM280/MPM281: OEM piezoresistive pressure sensors, millivolt output, ±0.1% FS, for integration into customer electronics
• MPM489: Industrial transmitter version, 4-20mA/HART, -100 kPa to 100 MPa range
• MDM series: Differential pressure sensors for flow measurement and filter monitoring

Certifications: ISO 9001, CE, ATEX (Group II, Category 1/2), SIL 2, RoHS, IECEx.

Best for: Buyers who need MEMS-level vertical integration and are willing to pay a slight premium for in-house sensor fabrication traceability. The German subsidiary is a significant advantage for European procurement teams needing local stock.

4. Nanjing Wotian Technology (WT Sensor) — Nanjing, Jiangsu

Founded: 2005 | Employees: 200+ | Sensor type: Diffused silicon piezoresistive | Annual capacity: 500,000+ sensors

WT Sensor (Nanjing Wotian) specializes in diffused silicon pressure sensors and has built a strong reputation in the OEM segment. The company’s core strength is wafer-level fabrication of silicon pressure sensing elements, with automated temperature compensation and laser trimming on its production lines.

Key products:

• PCM300/PCM301: OEM compact pressure sensors, 0-6 kPa to 100 MPa, ±0.1% FS, millivolt and amplified voltage outputs
• PCM400 series: Industrial pressure transmitters with 4-20mA output, explosion-proof and intrinsically safe options
• High-temperature sensors: Media temperature up to 150 degrees C for steam and hot oil applications

Certifications: ISO 9001, CE, RoHS, SIL (selected models).

Best for: OEM integrators needing consistent supply of diffused silicon sensing elements with tight accuracy specifications. WT Sensor is particularly competitive for 10-500 piece OEM orders.

5. WIKA China — Shenzhen, Guangdong

Type: German multinational with Chinese manufacturing | Founded (parent): 1946 | China facility: Shenzhen

WIKA is one of the world’s largest pressure measurement companies, and its Shenzhen facility manufactures a range of pressure sensors, transmitters, and gauges for the Asia-Pacific market. WIKA China produces both thin-film and piezoresistive sensors, with particular strength in high-reliability applications for oil & gas, marine, and chemical processing.

Key products manufactured in China:

• S-20 series: Industrial pressure transmitter, ±0.125% FS, 4-20mA/HART, ATEX Zone 1 approved
• A-10 series: OEM pressure transmitter, compact design, ±0.25% FS, for machine building and hydraulics
• MH-3 series: High-purity pressure transducer for semiconductor and pharmaceutical applications

Certifications: ATEX, IECEx, SIL 2/3, CE, DNV (marine), ISO 9001.

Best for: Projects requiring multinational traceability (WIKA global part numbers accepted on most AVLs) combined with China-competitive pricing. Particularly strong in marine and offshore applications.

6. Honeywell Sensing and Safety Technologies (China) — Suzhou, Jiangsu

Type: US multinational with Chinese manufacturing | Products: Board-mount MEMS pressure sensors, industrial transmitters

Honeywell’s Suzhou facility manufactures board-mount MEMS pressure sensors for the Asia-Pacific OEM market. The TruStability and Basic Board Mount (ABP/BBP) series are widely specified in HVAC, medical ventilator, and industrial automation applications.

Key product lines:

• TruStability HSC/SSC series: Board-mount pressure sensor, ±0.25% FS, SPI/I2C digital output, sleep mode for battery-powered IoT devices
• PX2 series: Industrial pressure transducer, stainless steel wetted parts, 0-1 to 0-600 bar, ±0.25% FS
• MLH series: Heavy-duty pressure transducer for hydraulic and pneumatic systems, ±0.25% FS

Certifications: UL recognized, CE, RoHS, AEC-Q101 (selected models).

Best for: Electronic product designers who need board-mount digital pressure sensors with SPI/I2C interfaces and long-term supply continuity backed by a Fortune 100 company.

7. Holykell Technology — Changsha, Hunan

Founded: 2009 | Employees: 300+ | Annual capacity: 300,000+ sensors | Export markets: 100+ countries

Holykell is an OEM/ODM specialist focused on diffused silicon and sapphire pressure sensors for liquid level measurement, water treatment, and oil & gas applications. The company has invested heavily in automated production lines and operates a CNAS-accredited calibration laboratory.

Key products:

• HPT300 series: OEM compact pressure sensor, -1 to 600 bar, ±0.25% FS, submersible options for level measurement
• HPT604: Submersible level transmitter with built-in pressure sensor, IP68, cable lengths up to 200 meters
• Sapphire sensors: For ultra-high-pressure (0-250 MPa) and high-temperature (up to 200 degrees C) applications

Certifications: ISO 9001, CE, ATEX (selected models), TUV, FCC, RoHS.

Best for: OEM programs requiring 50-10,000 unit volumes with private labeling, particularly in water treatment and environmental monitoring applications. Holykell’s English-language technical support and export documentation are above average for Chinese sensor factories.

8. Changsha Tian He Electronics (THE) — Changsha, Hunan

Founded: 2001 | Sensor type: Piezoresistive and sputtered thin-film | Annual capacity: 200,000+ sensors

Tian He Electronics (commonly referred to as THE Sensor) has carved out a niche in high-accuracy sputtered thin-film pressure sensors — a technology that offers superior long-term stability compared to diffused silicon. The company’s thin-film sensors achieve ±0.1% FS accuracy with temperature drift below 0.01%/degrees C, making them suitable for process control and test & measurement applications.

Key products:

• THE-S series: Sputtered thin-film pressure sensor, ±0.1% FS, 316L stainless steel diaphragm, media temperature -40 to 125 degrees C
• THE-P series: Piezoresistive OEM sensor, ±0.25% FS, compact 19 mm diameter, for industrial and medical applications
• Custom dies: THE offers bare thin-film sensing elements for OEM customers who perform their own signal conditioning

Certifications: ISO 9001, CE, RoHS.

Best for: Applications requiring sputtered thin-film technology for superior long-term stability — metrology, precision hydraulics, and aerospace test equipment.

9. MikroPressure (WPY) — Nantong, Jiangsu

Founded: 2010 | Sensor type: Diffused silicon MEMS | Annual capacity: 150,000+ sensors

MikroPressure (also known by its Chinese brand WPY/微压力) focuses on cost-effective diffused silicon pressure sensors for the mid-range industrial market. The company has established a strong domestic presence in HVAC, compressor, and water pump OEM applications, and is expanding its export business.

Key products:

• WPY series: Compact pressure sensor, 0-10 kPa to 60 MPa, ±0.25-0.5% FS, multiple electrical connector options
• Digital pressure gauges: Integrated sensor + display units for field monitoring
• Customized OEM modules: Sensor + PCB assemblies for equipment manufacturers

Certifications: CE, RoHS, ISO 9001.

Best for: Cost-sensitive OEM applications in HVAC, refrigeration, and pump systems where ±0.25-0.5% accuracy is sufficient and price competitiveness is the priority.

10. Sendo Sensor — Shenzhen, Guangdong

Founded: 2008 | Sensor type: Piezoresistive silicon, ceramic capacitive | Annual capacity: 100,000+ sensors

Sendo Sensor is a Shenzhen-based OEM sensor manufacturer with particular strength in customized pressure sensor modules for industrial and medical equipment manufacturers. The company’s fast prototyping capability — 7-10 working days from specification to sample — makes it attractive for development projects.

Key products:

• SDP series: Standard industrial pressure sensor, 0-1 to 100 MPa, ±0.5% FS, stainless steel construction
• SMP series: Miniature pressure sensor for medical devices and analytical instruments
• Custom modules: Sensor + signal conditioning PCB in customer-specified form factors

Certifications: CE, ISO 9001.

Best for: Small to medium OEM customers who need fast prototyping and flexible customization without the high MOQ requirements of larger manufacturers.

How to Evaluate a Chinese Pressure Sensor Manufacturer

Selecting the right manufacturer from this list depends on your specific application, volume, and certification requirements. Here are the five evaluation criteria that matter most:

1. Sensing Technology Ownership

The most important question: does the manufacturer design and fabricate its own MEMS sensing elements, or does it assemble sensors using third-party dies? In-house MEMS fabrication (Sensata, Micro Sensor, THE Sensor) gives you traceability from silicon wafer to finished sensor. Assembly-based suppliers (including SIBXSUN and Sendo) can offer broader product ranges and lower MOQs, but you should verify the die source.

2. Accuracy Verification

Request accuracy data per IEC 61298 test conditions — reference accuracy at 20 ±2 degrees C, with total error band (temperature + static pressure + vibration) stated separately. A stated ±0.1% FS at room temperature may become ±0.5% over the full operating range. Always ask for the total performance specification, not just reference accuracy.

3. Certification Fit

Match the manufacturer’s certifications to your market requirements:

4. OEM Flexibility

If you need custom pressure ranges, private labeling, or bespoke process connections, verify the manufacturer’s true OEM capability — not just “OEM available” on the website. Key questions:

• What is the MOQ for custom-range sensors? (Typical: 50-500 pieces)
• Is there a tooling or NRE fee for custom nameplates? (Typical: USD 200-500)
• What is the sample lead time? (Acceptable: 10-20 working days)
• Can they provide reference designs for your signal conditioning? (Important for bare-die purchases)

5. Supply Chain Reliability

For ongoing production orders, evaluate: annual production capacity vs. your projected demand, lead time consistency (request the last 6 months’ on-time delivery rate), and quality rejection rate (target: below 500 ppm). For a detailed guide to the full procurement process, see our pressure transmitter OEM sourcing guide.

Pressure Sensor Pricing: What to Expect (FOB China, 2026)

Prices decrease 15-30% at volumes above 500 units per model. Custom range, custom connection, or private-label orders may add 10-20% to the unit price at low volumes. For the full SIBXSUN pressure sensor catalog with specifications, request pricing directly through our contact page.

Frequently Asked Questions

Who is the largest pressure sensor manufacturer in China?

By unit volume, Sensata Technologies’ Changzhou facility produces over 50 million pressure sensors annually for automotive applications. Among purely domestic companies, Micro Sensor Co., Ltd. (Baoji/Xi’an) leads with 1.2 million pressure sensors per year and in-house MEMS die fabrication. For multi-category industrial sourcing, SIBXSUN offers the broadest range through a single procurement channel.

How much do Chinese pressure sensors cost compared to European or US brands?

Chinese-manufactured sensors cost 40-65% less than equivalent European or US products. A compact OEM sensor with ±0.5% accuracy costs USD 8-35 FOB China versus USD 40-120 from a European distributor. The gap narrows to 20-35% for high-performance sensors with SIL or ATEX certification.

What is the difference between a pressure sensor and a pressure transmitter?

A pressure sensor is the core sensing element that outputs a millivolt-level signal. A pressure transmitter adds signal conditioning, temperature compensation, and a standardized output (4-20 mA, HART, RS485). For a deep technical comparison, read our guide on pressure sensor vs pressure transmitter differences.

Can Chinese pressure sensor factories do OEM private labeling?

Yes. Typical OEM requirements: 50-500 unit MOQ per model, custom nameplate design, custom pressure ranges and process connections. Sample lead time is 10-20 working days. SIBXSUN offers MOQ as low as 1 piece for standard catalog sensors.

What certifications should I require when buying pressure sensors from China?

ISO 9001 is the baseline. Also specify CE (EU market), RoHS (electronics), ATEX/IECEx (hazardous areas), SIL 2/3 (safety systems), and AEC-Q101 (automotive). Always request test reports — not just certificates — and verify through the issuing body’s database. For more on selecting the right instrument type, see our complete guide to pressure transmitter types.

Summary

China’s pressure sensor manufacturing ecosystem in 2026 spans the full spectrum — from MEMS die fabricators (Micro Sensor, Sensata) to OEM module assemblers (Holykell, Sendo), from multinational China factories (WIKA, Honeywell) to full-line sourcing partners (SIBXSUN). The right choice depends on your technology requirements, certification needs, volume, and whether you need a single-category specialist or a multi-instrument procurement partner.

For projects requiring pressure sensors, level transmitters, electromagnetic flowmeters, and temperature sensors from verified Chinese manufacturers, SIBXSUN offers the most efficient procurement path: one point of contact, one quality inspection, one consolidated shipment from Ningbo.

Related Guides

• Pressure Sensor vs Pressure Transmitter: What’s the Real Difference? — terminology, output signals, and when to choose each
• Types of Pressure Transmitters: Complete Guide — gauge, absolute, differential, sealed, hydrostatic, and smart HART
• Pressure Transmitter Manufacturer China: OEM Guide — sensing technology, output signal, and OEM customization details
• Top 10 Pressure Transmitter & Sensor Manufacturers in China — broader manufacturer comparison including load cells and flowmeters
• Top 10 Flow Meter Manufacturers in China — flow meter supplier ranking

Contact SIBXSUN with your instrument list for manufacturer recommendations and competitive FOB Ningbo pricing — we respond within 24 hours.