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YF-S403 3/4" Water Flow Hall Sensor

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Stock: 5
Availability: InStock priceValidUntil: 2026-09-01
Brand: Generic
SKU: 1634 | DAB259

Rs. 575.25 (inc GST)
Rs.487.50 + GST

Qty :
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GST Invoice: Available for all purchases; eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

Description

YF-S403 3/4" Water Flow Hall Sensor

YF-S403 3/4" Hall effect Based Flow Sensor

Water flow sensor is mainly consists of plastic valve body, rotor assembly and hall current sensor. This flow sensor can be used for accurate flow measurement. It is installed in the hot water inlet end for detecting water flow. When water through the flow rotor assembly, magnetic rotor will rotate and Speed will change as the flow change. Hall current sensor output corresponding pulse signal and feedback to controller, then the controller will control the flow. Can be used for water heaters, credit card machines, water vending machine, flow measurement device.

Features

Light weight, small size, easy to install.
Inlaid with stainless steel impeller shaft, durable wearable.
Seal ring with the upper and lower force structure never leaks.
Non-violent shock, and chemical erosion.
Non-throwing or hitting.
Mounted vertically, should not exceed 5 degrees inclination.
Temperature of medium should not exceed 120 ℃.

Wire Connections

Red : Positive(+)
Yellow : Signal output.
Black : Negative(-)

Specifications

The lowest rated working voltage : DC 4.5 5V - 24V.
Maximum Operating Current : 15 mA (DC 5V).
Working voltage range : DC 5 - 18V.
Load capacity : ≤ 10 mA (DC 5V).
Working temperature : ≤ 80 ℃
Working humidity range : 35%-90% RH (no frost)
Allow Pressure : 1.75Mpa
Storage temperature : -25 - + 80 ° c
Save Humidity : 25% - 95% RH
Flow range : 1-30L / min
External thread : 3/4 "
Output interface diameter : Ca. Outside 26mm, inside 12mm, 14mm.

Package Includes

YF-S403 3/4" Water Flow Hall Sensor 3/4 Inch External Thread 1-30L/min Flowmeter

Extra Information
Country of Origin	China
Imported By	ElectroSource Private Limited

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Frequently Asked Questions

Do you provide a GST bills?

Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.

What is your return / replacement policy?

Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.

How do I track my shipment?

After dispatch, you’ll receive a tracking link/number via email/WhatsApp/SMS (as applicable).

I forgot to add GST number at time of placing order, but I need GST Invoice in my firms name?

You can contact us via Contact us page and send your order details and GST number we will send you updated Invoice soft copy.

Do you support Purchase Orders (PO) for companies/colleges?

Yes — we accept POs. To process a PO faster, share: PO copy, billing address, shipping address, GSTIN (if applicable), and contact number. We’ll confirm availability, price, and dispatch timeline.

Can I return a component if I ordered the wrong value/package?

If the item is unused and in original packaging, we’ll check eligibility case-by-case. Some items may be non-returnable depending on category/condition.

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