6-20L Tankless Gas Water Heater Water Flow Sensor, water flow valve or sensor, gallery image 1

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6-20L Flue Exhaust Tankless Gas Water Heater, product detail view, gallery image 5

6-20L Flue Exhaust Tankless Gas Water Heater, product detail view, gallery image 6

6-20L Tankless Gas Water Heater Water Flow Sensor, water flow valve or sensor, gallery image 4

6-20L Tankless Gas Water Heater Water Flow Sensor, water flow valve or sensor, gallery image 5

6-20L Tankless Gas Water Heater Water Flow Sensor for Gas Water Heater Replacement

Name: 6-20L Tankless Gas Water Heater Flow Sensor for Replacement
Price: 26.00 USD

6-20l gas water heater water flow sensor replacement supports gas water heater replacement, maintenance and OEM service-stock planning. Confirm the original part, dimensions, connectors and installation conditions before ordering. 6-20L tankless gas water heater water flow sensor for OEM assembly and replacement programs. Confirm sensor type, connector, cable, flow range, mounting, heater model, water pressure, and plug or wiring requirements before ordering.

For a reliable match: send the original sensor, label, and clear connector photos.

Place of Origin: China

Minimum Order Quantity: 50 pcs

Payment Terms: L/C, T/T, Western Union

Supply Ability: 30000 pcs per month

Port: Zhongshan, Guangzhou, Shenzhen

Delivery time: By T/T, within 30 days after receiving 30% deposit

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6-20L Tankless Gas Water Heater Flow Sensor for Replacement Matching

This page is for a flow-sensor component used in a 6L-20L tankless gas water-heater replacement or service-stock request. It is not a complete water heater. Confirm the original sensor configuration before ordering.

Flow-sensor matching checklist

Target heater model and original sensor reference.
Plug type, body dimensions and mounting arrangement.
Required activation behavior and water-side connection details.
Required replacement quantity and packing format.

Use this page for sensor replacement sourcing, distinct from a flow valve or complete wall-mounted heater with a sensor option.

Gas Water Heater Product Details
Capacity: 6L-20L
Fuel Type: LP Gas & Natural Gas
Water Pressure: 0.02-0.8MPa
Thermal Efficiency: >=85%
Heat Exchanger Material: Copper
Ignition Type: Auto Ignition
Power Source: Battery, Gas
Exhaust Way: Flue Exhaust

Features

1. Flue exhaust instant gas water heater;

2. Low water pressure start-up function, big flow rate;

3. White or any color powder coating, SS, glass panel;

4. Fully water-controlled automatic impulse ignition;

5. Flame-out protection;

6. Anti-dry combustion protection;

7. Over-pressure and water drainage anti-freezing protection (optional);

8. Overheating protection;

9. Advanced combustion system with the Winter/summer switch to save energy (optional);

10. 20 minutes auto-off (optional);

11. Colorful LCD temperature display to know water temperature and working status (optional).

Product specification

Product loading quantity

Series	Hot Water Supply L/Min △t 25°C	Rated Heat Load	Product Size(mm)	Packing Size(mm)	Loading Quantity 20GP/40HQ(PCS)
1	6L	12KW	440300120	520335180	900/2150
2	7L	14KW	500300155	610355190	680/1640
3	8L	16KW	520320155	610370205	610/1460
4	10L	20KW	590340180	670405230	465/1070
5	12L	24KW	620340180	710405230	430/1010
6	14L	28KW	650395188	720460240	350/840
7	16L	32KW	650395188	720460240	350/840
8	20L	40KW	700440188	800490240	290/710

Customised service

Heat Exchanger

Tin-coated copper or Oxygen-free copper optional.

Heat exchanger weight: 0.8～4.0 Kg

Valve

Zero-water-pressure valve or Normal water-pressure valve.

Knob and Display Options

Gas Water Heater Factory FAQ

Q1: Are you a gas water heater factory?
Yes. We are a professional gas water heater factory founded in 1997, with experience in OEM and ODM production.

Q2: What is your MOQ?
Our MOQ is 50 pieces per model.

Q3: How long does it take to prepare a sample?
Sample preparation usually takes 10 to 20 days, depending on the model and customization requirements.

Q4: Do you accept OEM orders?
Yes. OEM orders are welcome. We can support customized branding, packaging, and product specifications.

Q5: What is your delivery time?
The standard delivery time is about 30 days after the order is confirmed and the deposit is received.

Q6: What are your payment terms?
Our payment term is T/T: 30% deposit in advance and 70% balance before shipment

.Shipping Ports: Zhongshan, Guangzhou, Shenzhen

For more questions about gas water heater OEM production, MOQ, samples, or delivery, please contact us.
WhatsApp: +86 158 7604 6823

Water-flow sensor compatibility guide

A flow sensor can affect demand detection and ignition timing, but field flow complaints may also involve scale, filters, valves, pressure, or pipework. Match and test the sensor against the complete heater system.

RFQ checklist

Heater model and capacity
Sensor type, connector, cable, and plug
Flow range and minimum activation target
Mounting and water-path dimensions
Sample test and recurring service quantity

Request a flow-sensor match: info@kechangwaterheater.com | WhatsApp +86 158 7604 6823

Tankless gas water heater flow sensor replacement

This flow sensor is a replacement part for 6-20L tankless gas water heaters. Compatibility depends on the plug, body dimensions, activation behavior, water connections and original heater model, so buyers should provide the old part before confirming an order.