Key Features

• G1/2 standard thread interface, compatible with most common liquid pipelines for easy assembly
• Vertical installation design, optimized structure for vertical pipeline layout and space saving
• Magnetic induction principle, stable sensing for water and oil medium flow detection
• IP67 waterproof and dustproof grade, suitable for complex workshop and on-site environments
• 1.5-30L/min standard flow range, covering conventional medium flow demands
• High-quality PP and POM composite material, heat-resistant up to 120℃, durable & wear-resistant
• Dual DC voltage: 100VDC & 220VDC, adaptable to various DC control systems
• N.O and N.C dual contact modes, flexible for diverse circuit design requirements
• Two sets of current and load parameters: 0.5A(10W) / 1.5A(5W) for selection
• Wide working temperature: 80℃ ~ 120℃, works well in high-temperature liquid pipelines
• Built-in intelligent module, outputs stable switching transducer signals
• Standard 350mm connecting wire, customized wire length available for different installation needs
• Integrated compact structure, low failure rate and easy daily maintenance
• Versatile application for water pumps, automotive equipment, humidifiers and industrial machinery

Technical Specifications

Product Attributes

• Installation Way: Vertical Mounting
• Interface: G1/2″ Standard Thread
• Sensing Type: Magnetic Induction
• IP Rating: IP67 Waterproof & Dustproof
• Flow Range: 1.5-30L/min
• Applicable Medium: Water, Oil, General Liquids
• Material: PP + POM
• Temp Resistance: 80℃ ~ 120℃
• Voltage: 100VDC, 220VDC
• Contact: N.O / N.C Dual Options
• Current & Load: 0.5A(10W), 1.5A(50W)
• Signal Output: Switching Transducer
• Wire: 350mm, Custom Length Supported
• Smart Module: Built-in

Product Advantages

This G1/2 vertical magnetic flow switch adopts professional vertical mounting design, which is perfectly matched with vertical pipeline layouts. With IP67 waterproof and dustproof performance, it can operate stably in dusty and wet working environments. Using mature magnetic induction technology, it accurately monitors liquid flow between 1.5-30L/min, suitable for water, oil and other common liquid media. The PP and POM composite shell features excellent high temperature resistance up to 120℃, adapting to high-temperature pipeline working conditions. It supports 100VDC and 220VDC dual voltage, together with NO/NC two contact modes and multiple current & load combinations, to meet diversified circuit design demands. Equipped with intelligent signal conversion module, the output signal is stable and reliable. The standard 350mm lead wire can be customized in length for flexible on-site installation. The whole machine has a compact structure, low failure rate and convenient maintenance. It is a cost-effective flow detection component for water pumps, automotive fluid systems, humidifiers and various industrial equipment.

Applications

• Vertical water pump pipelines and circulation system flow monitoring switches
• Automotive internal liquid circuits and vehicle oil/water flow sensors
• Industrial humidifiers, atomization equipment flow control components
• High-temperature liquid pipelines and vertical fluid control equipment
• General industrial machinery fluid protection and signal feedback devices
• Outdoor pipeline equipment with dust and water resistance requirements

Max. Current:32A
Max. Voltage:380V AC
Pins:6P
Model Number:KN3C-203
Whether the smart:NO
Mechanical Life:10000Cycles
IP level:Ip67
Switch Function:ON/Off/ON
Switch control:on-off
Installation:screw fix
Rated current:10A,15A,20A,32A
Rated voltage:380V AC
Electric lifetime:10000cycles
Advantage:OEM,ODM supply
Certification:CE
Product images

FAQ

1. What is the installation type and thread specification?
It is vertical mounting type with G1/2 standard thread.

2. What protection grade and flow range does it have?
IP67 waterproof & dustproof grade; standard flow rate is 1.5-30L/min.

3. What medium and temperature is it suitable for?
Mainly for water, oil and other liquids; operating temperature 80℃ ~ 120℃.

4. Voltage, contact and electrical parameters?
Rated voltage: 100VDC / 220VDC; N.O/N.C contacts; 0.5A(10W) and 1.5A(50W).

5. What material is the switch body made of?
Made of high-quality PP and POM engineering plastic.

6. About wire length and output mode?
Standard wire length 350mm, customizable; output is switching transducer.

7. Does this flow switch have smart functions?
Yes, it is equipped with built-in intelligent module for signal conversion.

8. What is the working principle?
Adopts magnetic induction principle to detect liquid flow status.

9. Main application scenarios?
Applied to water pumps, automobiles, humidifiers and all kinds of industrial equipment.