SKU: SENS-0637
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TE Connectivity FS-10 Flow Switch 0–500 mL/min 15mm Copper Pipe SPST-NO 10 Bar

₹2,819.00 (Inclusive of all taxes)
Out of Stock

The TE Connectivity FS-10 is a vertical-mount flow switch designed for 15mm copper piping systems, providing reliable SPST-NO reed switch actuation for flow rates from 0 to 500 mL/min. It is suitable for monitoring water and air flow in central heating, cooling, and leak detection systems with a maximum pressure rating of 10 Bar.

Features

  • SPST-NO (Form A) reed switch rated for 300 VDC, 1.0A, and 15 Watts switching capacity.
  • 15mm copper pipe fitting with minimal pressure drop, operates from a small head of water.
  • Rugged construction with ruthenium contacts, rated for 0–85°C operation in water medium.
  • Vertical mounting (±15°) with high shock (50g for 11ms) and vibration (35g up to 500Hz) tolerance.
  • Includes 1.0-meter long cable with 2 x 16/0.2mm PVC insulated wires for easy installation.

Out of stock

Description

The FS-10 Flow Switch from TE Connectivity utilizes a hermetically sealed reed switch mechanism actuated by a magnetic piston. Flow of the medium (water or air) moves the piston, which closes the SPST-NO (Single-Pole, Single-Throw, Normally Open) contacts. This design ensures high reliability and long life with minimal pressure drop, making it ideal for systems where low flow initiation is critical.

Constructed with a 15mm copper pipe body and ruthenium contacts, the switch is built for durability in residential and light industrial fluid control applications. Its vertical mounting orientation and robust mechanical ratings allow for stable operation in environments with significant vibration and shock, such as in power showers, central heating pumps, and cooling system monitors.

Key Features

  • High-reliability SPST-NO reed switch with ruthenium contacts for extended electrical life.
  • 15mm copper pipe construction ensures compatibility with standard plumbing and HVAC installations.
  • Designed for minimal pressure drop, activating with a small head of water for energy-efficient system design.
  • Ruggedized for high-vibration environments (35g up to 500Hz) and shock resistance (50g for 11ms).
  • Wide operating temperature range from 0 to 85°C, suitable for both hot and cold water systems.
  • UL94-HB flammability rating on housing materials for added safety compliance.
  • Pre-wired with 1-meter PVC-insulated cable (2 x 16/0.2mm) in black for straightforward electrical connection.
  • Optimized performance-to-cost ratio for reliable flow sensing in water and air applications.

Applications

  • Mains water flow control and pump protection in residential and commercial buildings.
  • Leak detection and dry-run protection in power shower units and central heating systems.
  • Cooling system flow monitoring for industrial machinery and computer liquid cooling loops.
  • Air flow verification in HVAC ducting and ventilation systems.
  • Process flow interlock and safety switching in light industrial fluid handling equipment.

Technical Specifications

Model / Part NumberFS-10
ManufacturerTE Connectivity
Pipe Size / Connection15mm Copper Pipe
Flow Rate Range0 – 500 mL/min (0.5 L/min)
Maximum Pressure10 Bar (1000 kPa)
Switch TypeSPST-NO (Form A) Reed Switch
Contact MaterialRuthenium
Maximum Switching Voltage300 VDC
Maximum Switching Current1.0 A
Maximum Switching Power15 Watts
Operating Temperature0 to 85 °C
MediumWater, Air
Mounting OrientationVertical (±15°)
Vibration Resistance35g up to 500 Hz
Shock Resistance50g for 11 ms duration
Cable Specification2 x 16/0.2mm PVC insulated, 1.0m long, Black/Black
Flammability RatingUL94-HB
Housing MaterialCopper

Frequently Asked Questions

What is the electrical rating of the reed switch in the FS-10?

The integrated SPST-NO (Form A) reed switch is rated for a maximum of 300 VDC, 1.0 Amp, and 15 Watts. It uses ruthenium contacts for enhanced reliability and long life in switching applications. Ensure your control circuit operates within these limits for safe and reliable operation.

How do I install and orient the FS-10 Flow Switch?

The FS-10 is designed for vertical installation in a 15mm copper pipe line, with a permissible tilt of ±15 degrees from vertical. Correct orientation is crucial as the magnetic piston relies on gravity and flow force. Ensure the flow direction matches the arrow marking on the housing for proper switch actuation.

Can this flow switch be used with fluids other than water?

Yes, the FS-10 is suitable for both water and air flow monitoring. The construction materials are compatible with these media. For use with other liquids or gases, verify chemical compatibility with copper and the internal seals. The switch actuation is based on flow rate and not fluid identity.

What is the minimum flow rate required to activate the switch?

The switch is designed to operate from a very small head of water, with a specified flow rate range starting from 0 mL/min up to 500 mL/min. The precise actuation point may vary slightly, but it will reliably close the contacts at or below the maximum rated flow, making it sensitive enough for leak detection and low-flow protection.

Package Includes

  • 1 x TE Connectivity FS-10 Flow Switch

Additional Information

Weight 0.063 kg
Dimensions 18 × 11 × 1 cm