Comparison numbers

31 Products researched
9 Research hours
630 Readers
27,086 Customer ratings

Best Water Alarms

Water Detector Comparison 2025

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
Sort & Filter
Best Product
HomeMatic 151694A0
HomeMatic 151694A0
Amazon
Bestseller
DETENO water detector
DETENO water detector
Amazon
sebson GS153
sebson GS153
Amazon
Best Price
Smartwares FWA-1821
Smartwares FWA-1821
Amazon
Schabus 300240
Schabus 300240
Amazon
Moen 920-004 Flo
Moen 920-004 Flo
Amazon
Honeywell W1KS
Honeywell W1KS
Amazon
RatingHow we compare
Customer rating (from Amazon)
Deal
Available at
Manufacturer
Dimensions
Alarm
Areas of application
Power supply
IP protection class
App
Advantages
Shipping (Amazon)
Best Product
Best Product
AmazonHomeMatic 151694A0
Rating
Excellent01/2025

1

HomeMatic 151694A0
Customer rating
Amazon1,405 reviews
Check Price
Deal
Available at
64,45 £
see vendordays
94,19 £
see vendordays00£
60,07 £
3 daysdays00£
Manufacturer
HomeMatic
Dimensions
1,2 x 3,1 x 3,1 in
Alarm
Areas of application
  • - Cellar
  • - Bath
Power supply
Battery, AAA battery, Power adapter
IP protection class
IP15, IP44, IP20, IP14
App
Advantages
  • App control
Shipping (Amazon)
3 days
Check Price
Bestseller
Bestseller
AmazonDETENO water detector
Rating
Excellent05/2025

2

DETENO water detector
Customer rating
Amazon4,032 reviews
Check Price
Deal
Available at
79,99 £
see vendordays00£
159,99 £
see vendordays00£
Manufacturer
Dimensions
2 x 4 x 8 in
Alarm
Areas of application
    Power supply
    Wired, Battery/rechargable Battery
    IP protection class
    App
    Advantages
    Shipping (Amazon)
    see vendor
    Check Price
    Amazonsebson GS153
    Rating
    Excellent01/2025

    3

    sebson GS153
    Customer rating
    Amazon1,793 reviews
    Check Price
    Deal
    Available at
    15,99 £
    see vendordays00£
    Manufacturer
    sebson
    Dimensions
    0,9 x 2,4 x 2,4 in
    Alarm
    Areas of application
    • - Bath
    • - Kitchen
    • - Cellar
    Power supply
    Battery
    IP protection class
    IP65
    App
    Advantages
    Shipping (Amazon)
    see vendor
    Check Price
    Best Price
    Best Price
    AmazonSmartwares FWA-1821
    Rating
    Excellent01/2025

    4

    Smartwares FWA-1821
    Customer rating
    Amazon231 reviews
    Check Price
    Deal
    Available at
    7,98 £
    see vendordays00£
    14,19 £
    see vendordays00£
    Manufacturer
    Smartwares
    Dimensions
    9,1 x 24,8 x 24,8 in
    Alarm
    Areas of application
    • - Cellar
    • - Bath
    • - Kitchen
    • - Boat
    Power supply
    Battery
    IP protection class
    IP65
    App
    Advantages
    • Alarm function
    Shipping (Amazon)
    see vendor
    Check Price
    AmazonSchabus 300240
    Rating
    Excellent01/2025

    5

    Schabus 300240
    Customer rating
    Amazon186 reviews
    Check Price
    Deal
    Available at
    65,02 £
    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
    IP protection class
    IP20
    App
    Advantages
    Shipping (Amazon)
    see vendor
    Check Price
    AmazonMoen 920-004 Flo
    Rating
    Very Good01/2025

    6

    Moen 920-004 Flo
    Customer rating
    Amazon1,141 reviews
    Check Price
    Deal
    Available at
    76,75 £
    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
    IP protection class
    App
    Advantages
    • With app
    Shipping (Amazon)
    see vendor
    Check Price
    AmazonHoneywell W1KS
    Rating
    Very Good01/2025

    7

    Honeywell W1KS
    Customer rating
    Amazon489 reviews
    Check Price
    Deal
    price
    34,00 £
    instead of 69,99 £
    Available at
    34,00 £
    see vendordays
    see vendordays
    70,61 £
    see vendordays3.953.95£
    Manufacturer
    Honeywell
    Dimensions
    12,6 x 30,7 x 30,7 in
    Alarm
    Areas of application
    • - Bath
    • - Cellar
    Power supply
    AA battery
    IP protection class
    App
    Advantages
    • App control
    Shipping (Amazon)
    see vendor
    Check Price

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