What are the shipping and transport options?

We offer express delivery (DHL, Fedex, TNT, UPS) with freight prepaid or collected via your courier account. For larger quantities, we can arrange air or sea freight.

What is the accuracy of the pressure transmitter?

The accuracy (linearity, hysteresis, and repeatability) is 0.5% to 1% F.S.

What power supply does the transmitter require?

The transmitter supports a 5V or 24V DC power supply.

4-20mA 0.5-4.5V Pressure Transmitter for Refrigerant

Name: 4-20mA 0.5-4.5V Pressure Transmitter for Refrigerant
Brand: Hefei WNK Smart Technology Co., Ltd.
SKU: 878866235

Anhui, ChinaHefei WNK Smart Technology Co., Ltd.

US$15.00

1 Piece

Product profile

Customization

Available

Type

Capacitive Pressure Sensor

Component

Mechanical Structure Type

Model NO.

WNK80mA

For

Ceramic Pressure Transmitter

Output Signal Type

Analog Type

Production Process

Ceramics

Material

Stainless Steel

Thread Type

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

Wiring Type

2/3/4 Wires

Measuring Medium

Liquid

IP Rating

IP65/67

Certification

Customized

Non-Customized

Pressure Type

Gauge Pressure

Power

5V 24V

Output

I2c 0.5-4.5V 4-20mA

Warranty

12 Months

Transport Package

Standard Package

Specification

5-100 bar

Trademark

WNK

Origin

China

HS Code

9026201090

Production Capacity

2000 Pieces Per Week

Key features

High Precision Accuracy: Achieves 0.5% to 1% F.S. accuracy with linearity, hysteresis, and repeatability.

Robust Stainless Steel Housing: Constructed with SST304 stainless steel for durability and corrosion resistance.

Multiple Output Options: Supports 0.5-4.5V, 4-20mA, i2C, and SPI output signals.

Flexible Thread Connections: Available with G1/4, 1/4-18NPT, 1/8-27NPT, M14*1.5, and M12*1.5 threads.

IP65/67 Protection Rating: Provides excellent dust and water resistance for harsh environments.

CE Certified Quality: Meets CE certification standards for safety and performance.

Versatile Media Compatibility: Suitable for measuring liquid, gas, and steam pressure.

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: ≤3.33h 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 professional pressure, level, and temperature measurement manufacturer since 2004.

Q:What is your quality control system?

We are an ISO 9001-2015 certified manufacturer with strict quality control. Each product undergoes temperature compensation and aging tests before shipment to guarantee quality.

Q:What is the warranty period for your products?

We provide a 12-month warranty from the shipment date for non-man-made damages.

Q:Do you provide customized products and logo printing?

Yes, we can use your logo and provide customized products per requirement. OEM/ODM is welcome.

Q:What is your MOQ (Minimum Order Quantity)?

We have no MOQ limits, and small quantity orders are acceptable.