+86 189 8978 2810

+86 189 8978 2810

Stainless Steel Piston-type Flow Switch

Retail Price $60.00
Case Quantity
Minimum : 0 Maximum : Unlimited

High Sensitivity – Quickly detects fluid flow and flow stoppage.

Durable Construction – Made from high-quality materials for reliable long-term use.

Reliable Signal Output – Detects pipeline flow and outputs stable switching signals.

System Protection – Helps protect pumps, piping, and other fluid control equipment.

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DETAILS

Application

Water Pump Protection

Detects water flow to prevent pumps from running without sufficient flow.

HVAC Water Circulation

Monitors chilled water and cooling water circulation in HVAC systems.

Water Treatment Systems

Detects fluid flow in filtration, purification, and water circulation equipment.

Boiler & Heating Systems

Monitors water circulation to help ensure safe and stable system operation.

Industrial Fluid Control

Suitable for flow monitoring and equipment protection in various industrial pipelines.

Description

Description Background

The stainless steel piston-type water flow switch uses a magnetic piston and reed switch to detect fluid flow. As water pressure drives the piston, the integrated magnetic ring moves into the sensing position and activates the reed switch to generate a reliable flow signal. Select models feature an adjustable operating point for different flow detection requirements.

The flow switch supports horizontal, inverted, and vertical installation. For horizontal installation, ensure the pipeline is fully filled with fluid; for inverted installation, prevent sediment or debris from accumulating around the probe; for vertical installation, install it where the fluid flows from bottom to top. With durable stainless steel construction and reliable magnetic sensing, it is suitable for water circulation, fluid control, and equipment protection systems.

Features

01DEPENDABLE
Stainless steel construction provides excellent mechanical strength and corrosion resistance for water, oil, and mildly acidic or alkaline fluids.
Corrosion & Pressure Resistance
Corrosion & Pressure Resistance
02EFFICIENT
Magnetic sensing isolates the fluid channel from electrical components, reducing the risk of leakage caused by mechanical seal wear.
Reliable Sealing
Reliable Sealing
03SECURE
The piston design is less affected by turbulent flow and water hammer, delivering stable and repeatable switching.
Excellent Anti-Interference Performance
Excellent Anti-Interference Performance
04CONVENIENT
Compact design supports horizontal and vertical installation, with upward fluid flow recommended for vertical mounting.
Flexible Installation
Flexible Installation

Technical Details

Load Current

Resistive 1.5A

Switch Current

Max 0.8A

Power

50VA

Working Pressure

Max 300PSI

Liquid Medium

Clean water or liquids

Maximum Flow Rate

5~15L/min (at 10PS pressure drop)

Set Flow Rate

0.75~3L/min

Set Flow Rate Accuracy

±10%

Contact Form

SPST

Wire Length

Approximately 40cm

Accessories

We reserve the right to make technical alterations without prior notice.

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Stainless Steel Piston-type Flow Switch

High Sensitivity – Quickly detects fluid flow and flow stoppage.

Durable Construction – Made from high-quality materials for reliable long-term use.

Reliable Signal Output – Detects pipeline flow and outputs stable switching signals.

System Protection – Helps protect pumps, piping, and other fluid control equipment.

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