Comparison numbers

33 Products researched
9 Research hours
630 Readers
28,947 Customer ratings

Best Water Alarms

Water Detector Comparison 2026

water alarm
water alarm
 interconnected smoke detector
interconnected smoke detector
 carbon monoxide detector
carbon monoxide detector
 smoke alarm
smoke alarm
 carbon dioxide detector
carbon dioxide detector
 gas detector
gas detector
 smart smoke detector
smart smoke detector
 fire extinguisher
fire extinguisher
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Best Product
ABUS HSWM10000
ABUS HSWM10000
Amazon
Bestseller
X-Sense water detector
X-Sense water detector
Amazon
WER water alarm
WER water alarm
Amazon
DETENO water alarm
DETENO water alarm
Amazon
Best Price
Honeywell RWD21
Honeywell RWD21
Amazon
Schabus 300240
Schabus 300240
Amazon
Moen 920-004 Flo
Moen 920-004 Flo
Amazon
RatingHow we compare
Customer rating (from Amazon)
Deal
Available at
Manufacturer
Dimensions
Alarm
Areas of application
Power supply
App
Advantages
Shipping (Amazon)
Best Product
Best Product
AmazonABUS HSWM10000
Rating
Excellent05/2026

1

ABUS HSWM10000
Customer rating
Amazon1,981 reviews
Check Price
Deal
Available at
36,98 £
see vendordays
24,19 £
see vendordays3.53.5£
24,00 £
3 daysdays3.993.99£
Manufacturer
ABUS
Dimensions
1,4 x 2,4 x 4 in
Alarm
Areas of application
  • - Bath
  • - Kitchen
  • - Cellar
Power supply
A battery
App
Advantages
  • App control
  • Alarm function
Shipping (Amazon)
3 days
Check Price
Bestseller
Bestseller
AmazonX-Sense water detector
Rating
Excellent05/2026

2

X-Sense water detector
Customer rating
Amazon1,376 reviews
Check Price
Deal
price
35,68 £
instead of 52,87 £
Available at
35,68 £
see vendordays
71,27 £
see vendordays00£
Manufacturer
X-Sense
Dimensions
1,1 x 3 x 3 in
Alarm
Areas of application
  • - Bath
  • - Cellar
  • - Kitchen
Power supply
Battery
App
Advantages
  • With app
  • Has an alarm
Shipping (Amazon)
see vendor
Check Price
AmazonWER water alarm
Rating
Excellent05/2026

3

WER water alarm
Customer rating
Amazon1,019 reviews
Check Price
Deal
Available at
26,04 £
see vendordays
see vendordays
Manufacturer
Dimensions
1,2 x 3,1 x 3,1 in
Alarm
Areas of application
  • - Bath
  • - Kitchen
  • - Cellar
Power supply
Battery
App
Advantages
  • Has an alarm
Shipping (Amazon)
see vendor
Check Price
AmazonDETENO water alarm
Rating
Excellent05/2026

4

DETENO water alarm
Customer rating
Amazon4,227 reviews
Check Price
Deal
Available at
79,99 £
see vendordays
119,42 £
see vendordays00£
Manufacturer
Dimensions
2 x 4 x 8 in
Alarm
Areas of application
    Power supply
    Wired, Battery/rechargable Battery
    App
    Advantages
    Shipping (Amazon)
    see vendor
    Check Price
    Best Price
    Best Price
    AmazonHoneywell RWD21
    Rating
    Excellent05/2026

    5

    Honeywell RWD21
    Customer rating
    Amazon2,389 reviews
    Check Price
    Deal
    Available at
    18,85 £
    see vendordays
    see vendordays
    Manufacturer
    Honeywell
    Dimensions
    1,4 x 5,5 x 7,2 in
    Alarm
    Areas of application
      Power supply
      App
      Advantages
      • Has an alarm
      Shipping (Amazon)
      see vendor
      Check Price
      AmazonSchabus 300240
      Rating
      Excellent05/2026

      6

      Schabus 300240
      Customer rating
      Amazon190 reviews
      Check Price
      Deal
      Available at
      75,94 £
      see vendordays
      see vendordays
      Manufacturer
      Schabus
      Dimensions
      1,7 x 2,4 x 4,6 in
      Alarm
      Areas of application
      • - Cellar
      • - Kitchen
      Power supply
      Power adapter
      App
      Advantages
      Shipping (Amazon)
      see vendor
      Check Price
      AmazonMoen 920-004 Flo
      Rating
      Very Good05/2026

      7

      Moen 920-004 Flo
      Customer rating
      Amazon1,246 reviews
      Check Price
      Deal
      Available at
      106,94 £
      see vendordays
      see vendordays
      Manufacturer
      Moen
      Dimensions
      1,5 x 2,6 x 3,3 in
      Alarm
      Areas of application
      • - Cellar
      Power supply
      Lithium metal battery
      App
      Advantages
      • With app
      Shipping (Amazon)
      see vendor
      Check Price

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