What payment methods do you accept?

We accept T/T, Western Union, and PayPal.

What is the measuring range of the level switch?

The measuring range is 0-1mH2O to 100mH2O.

Can the switching points be customized?

Yes, switching points are settable, and switching can be set to normally open or normally closed.

PNP Switching Output

Name: IP65/IP68 Stainless Steel 4-20mA/Modbus Electronic Level Switch, NPN/PNP Switching Output
Brand: Hefei WNK Smart Technology Co., Ltd.
SKU: 786770595

Anhui, ChinaHefei WNK Smart Technology Co., Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

Type

Diffused Silicon Level Sensor Switch

Structure Design

Input Type

Model NO.

SLS

Pressure Range

High Pressure

Display Type

OLED

IP Rating

IP65

Certification

ISO

Customized

Power Supply

12-30VDC

Output Signal Type

Digital or Analog Type

Material

Stainless Steel

Measuring Media

Liquid

Accuracy

≤0.5%Fs

Temperature Error

±0.02%Fs/°c(Zero / Full Span)

Long-Term Stability

±0.3%Fs/Year

Warranty

1 Year

Transport Package

Paper Carton and as Buyer's Requirement

Specification

SGS

Trademark

WNK

Origin

Hefei, Anhui

Production Capacity

20000PCS/Year

Key features

IP65/IP68 Protection: Robust housing and detector offer IP65 and IP68 protection ratings for harsh environments.

OLED Display: Features a self-luminous OLED screen with 180-degree rotation and 330-degree housing rotation.

Multi-Output Options: Supports PNP/NPN switching, analog signals (4-20mA/0-10V), and RS485 Modbus communication.

Customizable Parameters: Allows customization of power supply, output signal, material, and measuring media.

Stainless Steel Build: Constructed with stainless steel wetted parts for durability and corrosion resistance.

Password Protection: Secure parameter settings with password protection to prevent unauthorized changes.

Fast Response Time: Ultra-fast response time of less than 10ms for precise level monitoring.

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: ≤3.37h 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 trading company or manufacturer?

We are a manufacturer since the year 2004, committed to producing high accuracy, long-term stability, cost-efficient pressure/level/temperature measuring instruments.

Q:What is your quality control system?

Our factory is cerrified under ISO 9001-2015. All products are completed with temperature compensation and 48 hours aging test before shipment.

Q:What is the warranty of your products?

12 month from shipment date, for non-man-made damages.

Q:What are the shipping and delivery options?

Small orders are delivered with DHL, Fedex, TNT, UPS , with delivery time in 4 - 5 business days. Large orders are recommended to ship by sea

Q:What is the lead time for samples and bulk orders?

Samples lead time is 3-7 working days. Delivery time for bulk orders is 7-15 working days after payment.