Water Flow Switch Magnetic Flow Sensor for Instant Water Heater, 220V AC EFS-04P Black Plastic Vertical/Horizontal Mount

★★★★★ 4.8 130 reviews

US$4.52
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US$4.52
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Product details

Management number 237219716 Release Date 2026/07/10 List Price US$4.52 Model Number 237219716
Category
  • Reliable Magnetic Activation: This water flow switch uses magnetic sensor technology to detect water flow. It automatically turns the instant water heater on when water passes through and off when water stops, ensuring energy efficiency and safe operation.
  • Wide Application: Designed for instant water heaters, water pumps, and other water systems requiring flow control. Compatible with AC 220V, 3A current, and rated pressure up to 0.65Mpa. Operating temperature range from ≥1°C to ≤100°C.
  • Flexible Mounting Options: Supports both vertical and horizontal installation with a standard G1/2" thread pipe connection. Compact size (2 x 5.2cm / 0.78 x 2.04") fits easily into tight spaces.
  • Durable Plastic Construction: Made of high-quality black plastic that resists heat and . Rated pressure max 1.5Mpa, power 10W. Lightweight at only 26g (approx.).
  • Easy to Install: Package includes 1 x EFS-04P water flow switch. No complex wiring needed. Note: Please allow 1-3mm manual measurement error; actual color may vary slightly from photos due to monitor differences.
UPC 663862203004 663862202984
ASIN B075QFNZC7
Color ColorMap
Model EFS-04P
Wattage 2 watts
Terminal Threaded
Brand Name Walfront
Unit Count 1.0 Count
Part Number Walfrontt7kh40zfau
Switch Type Switchstyle
Circuit Type SwitchType
Contact Type Normally Open
Control Type sensor
Manufacturer Walfront
Actuator Type Electronic
Material Type Plastic
Mounting Type Through Hole Mount
Connector Type Screw
Control Method Sensor
Current Rating 3 Amps
Operation Mode Off
Number of Items 1
Contact Material Plastic
Operating Voltage 220 Volts
Compatible Devices CompatibleDevices
Included Components inc
Number of Positions 1
Warranty Description ManufacturerWarrantyDescription
Connectivity Protocol X-10
Lower Temperature Rating 1 Degrees Celsius
Upper Temperature Rating 100 Degrees Celsius
International Protection Rating InternationalProtectionRating

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4.8 out of 5
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130 ratings | 53 reviews
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