# Humidity Sensor InLine 40151

**URL:** https://aio.lv/en/product--inline-40151--2001552
**Data updated:** 2026-01-03 12:48 (EET)
**Category:** Smart Sensors
**Manufacturer:** InLine
**Manufacturer code:** 40151
**EAN:** 4043718281275
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 22.49 €
**Prices and availability valid until:** 2026-07-06 23:59
**Price without VAT (21%):** 18.59 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--inline-40151--2001552

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.99 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

The InLine SmartHome humidity sensor measures environmental humidity levels with wireless connectivity via Wi-Fi. It operates on a CR2 battery, ensuring easy installation and maintenance. With a compact design of 24 mm in depth and 6.8 cm in diameter, it weighs only 100 g, making it suitable for various indoor settings. Monitor your home's humidity effortlessly with this reliable sensor.

## Long description

The InLine Smart Home humidity sensor is a compact wireless device that detects the presence of moisture and monitors environmental humidity levels. Designed for integration into a Wi‑Fi smart home network, the sensor sends contact signals when it detects liquids and can trigger scenarios or automation rules via the Smart Life app. Its small size and battery operation enable flexible placement in areas at risk of water exposure.
Advantages
The Humidity Sensor InLine 40151 offers wireless Wi‑Fi connectivity for easy integration with existing smart home systems, operates on a CR2 battery for simple installation without wiring, and has a compact form factor (24 mm depth, 68 mm diameter) and low weight (100 g) for unobtrusive placement. It can be linked with other smart devices to trigger automatisms and scenarios for faster response to moisture events.
Suitable for
Bathrooms and washrooms
Kitchens and under-sink areas
Basements and laundry rooms
Near water heaters, washing machines, and dishwashers
Any indoor location where early detection of leaks or high humidity is required
Key specifications
Brand: InLine
Model / MPN: 40151
EAN: 4043718281275
Connectivity: Wireless (Wi‑Fi)
Power supply: CR2 battery
Dimensions: 24 mm depth × 68 mm diameter
Weight: 100 g
How to use
Place the humidity sensor on a flat surface in the area to be monitored or mount it near potential leak sources. Install the CR2 battery and follow the pairing instructions in the Smart Life app to add the device to your Wi‑Fi smart home network. Configure alerts, scenes or automation rules in the app to have the sensor send notifications or trigger other connected devices when moisture is detected.
Usage recommendations
Install the sensor close to likely leak points (pipe fittings, appliance bases) and avoid placing it in direct water flow. Regularly check the battery status in the Smart Life app and test the device after setup to ensure it communicates correctly with your Wi‑Fi network and linked devices.

## Specifications

| Feature | Value |
|---|---|
| Diameter | 68 mm |
| Power source type | Battery |
| Maximum indoor range | 45 m |
| Measuring environmental conditions | Humidity |

### Features

| Feature | Value |
|---|---|
| Wi-Fi standards | 802.11b, 802.11g, Wi-Fi 4 (802.11n) |
| Security algorithms | WPA, WPA2 |
| Wireless technology | Wi-Fi |
| Connectivity technology | Wireless |
| Product colour | White |
| Housing material | Acrylonitrile butadiene styrene (ABS), Polycarbonate (PC) |

### Power

| Feature | Value |
|---|---|
| Battery type | CR2 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.1 kg |
| Depth | 24 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 20 - 85 |
| Storage temperature (T-T) | 0 - 60 |
| Operating temperature (T-T) | 0 - 40 |
| Storage relative humidity (H-H) | 0 - 90 |

## FAQ

### How much does the Humidity Sensor InLine 40151 cost, and is it available for purchase?

The price is 22.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 70 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 30.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All InLine products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized InLine service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: connectivity technology, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/2001552/64195781_large.webp