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Meross Smart Water Leak Sensor

Price in EUR including VAT
Delivered between 14.1.2026 and 16.1.2026
More than 10 pieces in stock at supplier
Free shipping starting at 30,–

Product details

Smart water detector - starter kit with Meross hub. The Meross HomeKit Hub is required for installation. This device is not only compatible with Apple HomeKit, but also integrates seamlessly with SmartThings. With voice access via HomePod/Siri, you can check the current status of the device at any time. If water leaks, you will be notified immediately via your Meross app or the Apple Home app. Audible warning and long service life: The Smart Water Leak Sensor has a sound alarm with a volume of up to around 60dB to warn you effectively. Despite its powerful functions, the device is characterised by low power consumption and the built-in battery offers a service life of up to 18 months. With IP67 Waterproof protection, the sensor is protected from dust and water and remains reliable in humid environments.Meross app benefitsUse the automation function to set triggers in the Meross app and control other Meross devices. A single hub can control up to 16 Meross devices simultaneously, including sensors, detectors and thermostatic valves.

Key specifications

Power supply
Battery operated
Alarm signal
Acoustic warning
Hazard detector type
Water detector
Transmission type
Radio 433 MHz
Items per sales unit
1x
Item number
40393247

General information

Manufacturer
Meross
Category
Hazard detectors
Manufacturer no.
MS400HHK-EU
Release date
2.12.2023
Sales rank in Category Hazard detectors
59 of 1232

Colour

Exact colour description
White
Colour
White

Hazard detector properties

Hazard detector type
Water detector
Alarm signal
Acoustic warning
Application range
Indoor
Additional properties
App supportDust protectedWater protected
Protection type (IP code)
IP67

Power supply

Power supply
Battery operated
Number of batteries
1
Battery size
RCR123A

Smart home features

Smart Home
Compatible
Requires Smart Home Hub
Yes
Smart home ecosystem
Apple Home
Communication standard
Apple HomeKit
Transmission type
Radio 433 MHz
Operating system compatibility
AndroidiOS
Control type
App ControlVoice control

Origin

Country of origin
China

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Items per sales unit
1x
Scope of delivery
Starter kit with Meross hub

Product dimensions

Length
7.20 cm
Width
7.20 cm
Height
4.20 cm
Diameter
71.50 mm
Weight
200 g

Legal Notice

Product Safety

Package dimensions

Length
13.20 cm
Width
10 cm
Height
11.80 cm
Weight
233 g

14-day cancellation right
30-day right of return
24 Months statutory warranty
1 additional offer
Report concern

Compare products

Goes with

Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «Hazard detectors» category have a defect within the first 24 months?

Source: Galaxus
  • Meross
    Not enough data
  • 1.Busch-Jaeger
    0 %
  • 1.Elro
    0 %
  • 1.Emos
    0 %
  • 1.OPO
    0 %

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • Meross
    Not enough data
  • 1.Abus
    0 days
  • 1.Aqara
    0 days
  • 1.Brennenstuhl
    0 days
  • 1.Ei Electronics
    0 days

Return rate

How often is a product of this brand in the «Hazard detectors» category returned?

Source: Galaxus
  • 31.Brandson
    4,2 %
  • 32.Schabus
    4,6 %
  • 33.Heiman
    5,4 %
  • 34.Meross
    10,2 %
  • 35.Hekatron
    18,8 %
Source: Galaxus