YoLink Water Leak Starter Kit: Hub + 4 Leak Sensor 1 (Silent), LoRa Long-Range $40.84

Amazon.com [amazon.com] has YoLink Water Leak Starter Kit: Hub + 4 Leak Sensor 1 (Silent), LoRa Long-Range, App/SMS/Email Alerts, D2D Offline Triggers, 2 AAA Up to 5-Year Battery, Compatible with Alexa/IFTTT/Home Assistant on sale for $40.84.

https://www.amazon.com/dp/B084WYB8PM

I have personally been using this kit for a couple years now, and it works great! Has alerted me a couple times already due to water leaking into my crawlspace.

Available Styles:

Features:

Complete plug-and-play kit: hub plus Leak Sensor 1 units for whole-home coverage at toilets, sinks, water heaters, laundry, dishwashers, and sump areas.
Long-range LoRa: reliable coverage where Wi-Fi struggles (up to 1/4-mile open air); get app, email, and SMS/text alerts and name sensors by location.
Works even without internet: with YoLink Control-D2D, sensors can directly trigger YoLink sirens or shutoff valves for local protection during outages.
Silent design: Leak Sensor 1 has no built-in siren; add SpeakerHub or a YoLink siren for audible or spoken alerts if desired.
Scalable IoT platform: one hub supports 300+ YoLink devices; part of a whole smart home/building ecosystem; hub options include standard Hub, SpeakerHub, and Cellular Hub.

Amazon.com [amazon.com] has YoLink Water Leak Starter Kit: Hub + 4 Leak Sensor 1 (Silent), LoRa Long-Range, App/SMS/Email Alerts, D2D Offline Triggers, 2 AAA Up to 5-Year Battery, Compatible with Alexa/IFTTT/Home Assistant on sale for $40.84.

https://www.amazon.com/dp/B084WYB8PM

I have personally been using this kit for a couple years now, and it works great! Has alerted me a couple times already due to water leaking into my crawlspace.

Available Styles:

Features:

Complete plug-and-play kit: hub plus Leak Sensor 1 units for whole-home coverage at toilets, sinks, water heaters, laundry, dishwashers, and sump areas.
Long-range LoRa: reliable coverage where Wi-Fi struggles (up to 1/4-mile open air); get app, email, and SMS/text alerts and name sensors by location.
Works even without internet: with YoLink Control-D2D, sensors can directly trigger YoLink sirens or shutoff valves for local protection during outages.
Silent design: Leak Sensor 1 has no built-in siren; add SpeakerHub or a YoLink siren for audible or spoken alerts if desired.
Scalable IoT platform: one hub supports 300+ YoLink devices; part of a whole smart home/building ecosystem; hub options include standard Hub, SpeakerHub, and Cellular Hub.

Price Intelligence

Model: YoLink Smart Home Starter Kit: Hub & Water Leak Sensor 4-Pack, SMS/Text, Email & Push Notifications, LoRa Up to 1/4 Mile Open-Air Range, w/Alexa, IFTTT, Home Assistant

Deal History

Sale Price

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$NaN

Today

Post Date	Sold By	Sale Price	Activity
11/24/25	Amazon	$41 Frontpage	27
08/29/25	Amazon	$36 Frontpage	31
07/29/25	Amazon	$39 Frontpage	26
07/10/25	Amazon	$40 Popular	18
06/25/25	Amazon	$40 Frontpage	39
06/09/25	Amazon	$46	0
05/12/25	Amazon	$40 Frontpage	20
05/02/25	Amazon	$40 Frontpage	38
03/28/25	Amazon	$50 Popular	29
11/27/24	Amazon	$35 Frontpage	50
10/23/24	Amazon	$40 Frontpage	111
05/19/24	Amazon	$39 Frontpage	51
05/16/24	Amazon	$42	8
04/01/24	Amazon	$44 Frontpage	69
08/28/23	Amazon	$31	4

Current Prices

Sort: Lowest to Highest | Last Updated 1/31/2026, 09:48 PM

Sold By	Sale Price
Amazon	$42.98

2 Comments

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JohnDubya

Original Poster

Pro

Dec 16, 2025 04:01 AM

2,105 Posts

Joined Dec 2005

JohnDubyaDec 16, 2025 04:01 AM

Original Poster

Pro

2,105 Posts

These kits are still available at this price!

jonbrown23

Jan 22, 2026 04:07 PM

6 Posts

Joined Dec 2016

jonbrown23Jan 22, 2026 04:07 PM

6 Posts

Note that These are the version 1's - they don't emit a sound themselves and don't have temperature sensor. You will get a message/alert on the hub and in the app and text message.

Rating:	(4.6 out of 5 stars)
Reviews:	5,261 Amazon Reviews
Manufacturer:	YoSmart
Model Number:	YS1603+4YS7903
Product SKU:	B084WYB8PM
UPC:	850024791565
ASIN:	B084WYB8PM
Brand:	YoLink
Item Dimensions LxWxH:	8 x 2 x 4 inches
Item model number:	YS1603+4YS7903
Manufacturer:	YoSmart

YoLink Water Leak Starter Kit: Hub + 4 Leak Sensor 1 (Silent), LoRa Long-Range $40.84

$41

$70

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