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header-product Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Wireless 1.5V
41.49 €

Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Wireless 1.5V

Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Photo 1
Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Photo 2
Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Photo 3
Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Photo 4
Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Photo 5
Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Photo 6
Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Photo 1
Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Photo 2
Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Photo 3
Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Photo 4
Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Photo 5
Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH Photo 6
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Short description

The HomeMatic HmIP-STH is a freestanding indoor temperature and humidity sensor. It operates wirelessly and is powered by a 1.5V alkaline battery (LR03/Micro/AAA). With dimensions of 86mm x 20mm x 86mm, it is compact and easy to place in any room. The sensor provides accurate readings to help maintain optimal indoor conditions.
Available for order: 4 pcs.
Warranty: 2 Years
SKU: 4493350
Manufacturer: HomeMatic
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Latvijas Pasts pakomāts

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Cost

1.99 €

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
08.07.2026 {{selectedOffer.officeDeliveryString}}
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Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
13.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.16 kg)
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Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts nodaļa
13.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
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Product information

Description

The Homematic IP Temperature and Humidity Sensor (HmIP‑STH) is a compact wireless indoor sensor that measures room temperature and relative humidity for use within the Homematic IP smart home system. Powered by a 1.5 V (LR03/AAA) battery with up to two years operating time, the flat sensor can be positioned almost anywhere within wireless range. It can be mounted using the supplied adhesive strips or screws and fits into 55 mm single and multi‑gang frames from various manufacturers. The sensor works with the Homematic IP Access Point and app, the Homematic CCU2 central control unit, and selected partner solutions.

Advantages

The sensor regulates room temperature in combination with Homematic IP radiator thermostats or floor heating actuators. Its radio communication enables immediate use without complex wiring, and the battery operation allows flexible placement. Mounting options include adhesive strips, screws or installation into compatible 55 mm frames. Integration with the Homematic IP Access Point, app and CCU2 ensures centralised configuration and monitoring.

Suitable for

  • Monitoring indoor climate in living rooms, bedrooms and offices
  • Controlling Homematic IP radiator thermostats
  • Managing Homematic IP floor heating actuators
  • Installation in single or multi‑gang 55 mm frames from other manufacturers

Key specifications

  • Model: Homematic IP Temperature & Humidity Sensor HmIP‑STH (MPN 150181A0, EAN 4047976501816)
  • Power supply: 1.5 V alkaline battery (LR03/Micro/AAA), up to 2 years operating time
  • Dimensions: 86 mm x 20 mm x 86 mm
  • Wireless: radio communication for integration with Homematic IP system and CCU2
  • Compatibility: Homematic IP Access Point and app, Homematic CCU2, selected partner solutions

How to use

Insert the supplied battery and pair the sensor with the Homematic IP Access Point or the CCU2 according to the manufacturer's pairing instructions. Place or mount the sensor at a representative indoor location away from direct heat sources and drafts. Use the adhesive strips or screws provided for fixed mounting or install the sensor into a compatible 55 mm frame. After pairing, configure temperature and humidity-related automations via the Homematic IP app or CCU2.

Usage recommendations

The sensor should be mounted at breathing height for accurate room readings and not directly above radiators, heat sources or in direct sunlight. Replace the battery when the app or central unit indicates low battery to ensure uninterrupted operation.
All features
Type:
Freestanding
Weight:
0.085 kg
Certification:
CE
Battery technology:
Alkaline
Package weight:
163 g
Battery type:
LR03/Micro/AAA
Operating temperature (T-T):
5 - 35
Number of batteries supported:
2
Height:
86 mm
Sensor type:
Temperature & humidity sensor
Width:
86 mm
Depth:
20 mm
Connectivity technology:
Wireless
Purpose:
Indoor
Package depth:
112 mm
Package height:
48 mm
Package width:
122 mm
Battery voltage:
1.5 V
RF transmission frequency:
869.525 MHz

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Customer reviews

Customer questions

FAQ

How much does the Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH cost, and is it available for purchase?

The price is 41.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 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 08.07.2026 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 HomeMatic 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 HomeMatic 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

Where can I download the instructions for Indoor Temperature & Humidity Sensor HomeMatic HmIP-STH?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.