What is the lead time for the product?

For products without customization, the lead time is within 7 working days, while flange products may take slightly longer.

Automation

Name: 4-20mA Silicon Water Pressure Sensor for Air Compressor/ HAVC / Automation
Brand: Hefei WNK Smart Technology Co., Ltd.
SKU: 1938810175

Anhui, ChinaHefei WNK Smart Technology Co., Ltd.

US$25.00

1-99 Pieces

US$24.00

100-499 Pieces

US$23.00

500+ Pieces

Sample price:US$25.00/piece.Request sample

Product profile

Customization

Available

Type

Piezoresistive Pressure Sensor

Structure Type

Diffused Silicon Pressure Transmitter

Model NO.

WNK 81MA

Measuring Medium

Steam Liquid Gas

Accuracy Grade

0.5G

Pressure range

0-70MPa

IP Rating

IP65

Certification

Customized

Output

0.5-4.5V, 4-20mA, I2c

Power Supply

5V/3.3V/24V DC

Material

Stainless Steel

Thread Type

G1/4,1/4-18NPT,1/8-27NPT,M14*1.5,M12*1.5

Start Time

150ms

Acquisition Frequency

2.4kHz

Working Temperature

-20~70℃

Storage Temperature

-20~70℃

Failure Pressure

200%

Overload Pressure

150%

Transport Package

Paper Carton

Trademark

WNK

Origin

Anhui China

HS Code

9026201090

Production Capacity

1000 Pieces a Month

Key features

Wide Pressure Range: Measures pressure from 0 to 60MPa with 0.5G accuracy grade.

Dual Output Options: Supports 0.5-4.5V, 4-20mA analog output or I2C digital output.

Customizable Specifications: Offers customized power supply, material, thread type, and output signals.

High Durability: Features anti-corrosion, anti-wear, shock resistance, and vibration resistance.

IP68 Protection Rating: Provides superior protection against dust and water immersion.

CE Certified: Meets European safety and performance standards for electrical equipment.

Fast Response Time: Delivers rapid response with no hysteresis for accurate measurements.

Versatile Applications: Ideal for HVAC, air compressors, automotive electronics, and smart water management.

Company profile

Hefei WNK Smart Technology Co., Ltd.

Anhui, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2016-03-30 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.44h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryHefei WNK Smart Technology Co., Ltd. is a China-based limited company operating in electrical and electronics, focused on sensors and transmitters. The evidence indicates established production and R&D activities, ISO9001:2015 certification, two production lines, a 3,500 m² manufacturing area, and stated annual capacities of 30,000 temperature transmitters and 60,000 pressure transmitters. It reports innovation involvement, proprietary PROFIBUS-related technology, and broad export-market coverage. However, the provided information does not sufficiently verify after-sales service processes, customization capability, customer cases, or financial credibility. The records also contain differing founding-year statements, with 2014 in one slice and 2004 in another.

Supplier typeThe supplier is identified as a Chinese limited company and combined business entity operating in electrical and electronics. It focuses on producing, researching, selling, and servicing sensors and transmitters, although one record also describes the company nature as a trading company.

CertificationsThe supplier holds an ISO9001:2015 certificate. It is also described as having prior ISO9001:2008/GB/T 19001-2008 certification and international PROFIBUS certification for its PROFIBUS transmitter series, providing explicit evidence of quality-system and product-related certification.

R&D capabilityWNK states that it develops new products and pursues technical innovation, has undertaken Ministry of Science and Technology innovation projects, and has been recognized as a promising technology enterprise. It also reports proprietary intellectual property in PROFIBUS transmitters and four R&D engineers, supporting an active innovation capability.

Production capacityThe supplier reports a 3,500 m² manufacturing plant, two production lines, six to ten quality-control staff, and production capacities of 30,000 temperature transmitters and 60,000 pressure transmitters annually. Its stated lead time is within 15 working days in both off-peak and peak seasons, indicating documented production capacity and delivery capability.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a 13-year professional manufacturer of Pressure, Level, and Temperature transmitters with various protocols and electronic switches, providing high quality products with competitive factory prices.

Q:What is your quality control system?

As an ISO9001:2015 certificated manufacturer, we have a strict quality control system where each product undergoes fatigue testing, calibration, and temperature compensation before shipment.

Q:Is there a minimum order quantity (MOQ)?

We have no MOQ limits; 1 piece is acceptable for testing purposes.

Q:Can you print our logo on the products?

Yes, we can print your logo on our products; OEM, ODM, and customization are welcomed.

Q:What is the warranty period and after-sales service?

Our warranty time is 12 months after shipment, and our after-sales department responds to questions within 24 hours with remote instruction via PC network.