# Temperature Transmitter TFA-Dostmann 30.3239.02

**URL:** https://aio.lv/en/product--tfa-dostmann-30323902--3724538
**Data updated:** 2026-01-06 11:10 (EET)
**Category:** Smart Sensors
**Manufacturer:** tfa dostmann
**Manufacturer code:** 30.3239.02
**EAN:** 4009816033482
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 26.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 22.31 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tfa-dostmann-30323902--3724538

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.99 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

The TFA-Dostmann 30.3239.02 temperature transmitter measures indoor temperatures from -40 to 60 °C. It features an LED display for easy reading and operates on a 1.5 V battery. With compact dimensions of 51 mm width, 20 mm depth, and 146 mm height, it is ideal for various indoor applications.

## Long description

The TFA-Dostmann 30.3239.02 temperature transmitter is designed for use with TFA wireless thermo-hygrometers and weather stations to measure indoor temperature. It measures temperatures in the range from -40 °C to 60 °C, uses a single 1.5 V battery for power, and has compact dimensions (51 mm × 20 mm × 146 mm) with an LED display for easy reading.
Advantages
The transmitter provides a wide measurement range suitable for most indoor environments and a clear LED display for straightforward reading. Battery operation allows flexible placement without wiring, while the compact size enables discreet installation in rooms or cabinets. It is compatible with TFA wireless systems, ensuring reliable data transmission within supported devices.
Suitable for
 Indoor temperature monitoring in homes
 Use with TFA wireless thermo-hygrometers and weather stations
 Installation in cabinets, utility rooms, or small spaces
 Replacement or extension sensor for existing compatible systems
Key specifications
 Model: TFA-Dostmann 30.3239.02
 Measurement range: -40 °C to 60 °C
 Power supply: 1.5 V battery
 Display: LED
 Dimensions (W × D × H): 51 mm × 20 mm × 146 mm
 Brand: tfa dostmann
 MPN: 30.3239.02
 EAN: 4009816033482
How to use
Insert a 1.5 V battery into the transmitter according to the polarity markings, then pair or sync it with a compatible TFA wireless thermo-hygrometer or weather station following the station's pairing procedure. Place the transmitter in the indoor location where you want to monitor temperature, ensuring it is positioned away from direct heat sources and drafts for accurate readings. Check the LED display to confirm operation and signal strength as needed.
Usage recommendations
Replace the battery when the LED indicates low power or when transmission becomes intermittent. For stable measurements, avoid placing the transmitter near radiators, direct sunlight, or ventilation outlets. Use the transmitter only with compatible TFA wireless devices to ensure correct data reception.

## Specifications

| Feature | Value |
|---|---|
| Display | LED |
| Display included | Yes |
| Battery voltage | 1.5 V |
| Temperature measurement range | -40 - 60 |
| Placement | Table, Wall |
| Transmission distance | 100 m |

### Features

| Feature | Value |
|---|---|
| Type | Indoor |
| Connectivity technology | Wireless |
| Product colour | White |
| Operating frequency | 868 |

### Power

| Feature | Value |
|---|---|
| Number of batteries supported | 2 |

### Technical details

| Feature | Value |
|---|---|
| Sustainable technologies and materials | Plastic |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.06 kg |
| Height | 146 mm |
| Width | 51 mm |
| Depth | 20 mm |

## FAQ

### How much does the Temperature Transmitter TFA-Dostmann 30.3239.02 cost, and is it available for purchase?

The price is 26.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 9 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 15.07.2026 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. 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 tfa dostmann 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 tfa dostmann 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, type, 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/3724538/58547465_large.webp