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FSA QC MEDLRG Tankless Water Heater Flow Sensor for Ecosmart, Eemax & Rheem
✅ In stock
⭐ Lowest price we've tracked
📉 Price recently dropped
B
Grade
Analysis Confidence
100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 17, 2026 12:09 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
👍 Good Deal- 👍Verdict: Good Deal. Solid value. Price is noticeably below the recent average.
- 💰The price is modestly below what this product ordinarily sells for.
- 🏷️The listed retail price is trimmed by 6% at checkout.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- 📈The direction is downward at the moment; if that holds, an even better price may surface — though timing the market is never certain.
How We Scored This Deal
Price Competitiveness
7.85/28
Recent Value
6.1/22
Market Standing
19/20
Deal Strength
20/20
Momentum
10/10
📝 Product Overview
🏪 Sold by
fansfly
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓Water Heater Flow Sensor: FSA QC MEDLRG flow sensor can help activate tankless electric water heater for ecosmart to heat hot water as it flows through. If the LED display not illuminated while water is running, then you need to replace it with a new water flow sensor for ecosmart.
✓Compatibility: Tankless hot water heater flow sensor is compatible with Ecosmart ECO 18 , ECO 24, ECO 27 and ECO 36 models water heater. Flow sensor for ecosmart also compatible with Rheem Retex-27 hot water heater.
✓Design Excellence: The circuit board design of flow meter for ecosmart is very precise and ensures that the sensor accurately measures the water flow and activates the water heater to heat the hot water. Not only leak proof, but also works very well.
✓High-quality Copper: The wire specification of flow sensor for eco 18 is 24AWG/ 300V (≤80℃), and the wire is made of high quality copper wire for better thermal conductivity, which allows it to work properly even when the water heater is operating at high temperatures.
✓Easy to Install: Water heater flow sensor assembly is easy install and wiring was a quick plug. The connect of tankless water heater flow sensor has been precisely measured and can perfectly match the connector on both ends of the tankless water heater for ecosmart.
⚙️ Specifications
Dimakung
FSA QC MEDLRG
2.39 ounces
4.72 x 3.93 x 1.77 inches
FSA QC MEDLRG Water Flow Control
FSA QC MEDLRG
No
No
Manufacturer
Dimakung
Part Number
FSA QC MEDLRG
Item Weight
2.39 ounces
Product Dimensions
4.72 x 3.93 x 1.77 inches
Item model number
FSA QC MEDLRG Water Flow Control
Included Components
FSA QC MEDLRG
Batteries Included?
No