# Temperature sensor TFA-Dostmann 30.3501 Wired 2m

**URL:** https://aio.lv/en/product--tfa-dostmann-303501--11455467
**Data updated:** 2026-01-06 11:19 (EET)
**Category:** Home Goods Accessories
**Manufacturer:** tfa dostmann
**Manufacturer code:** 30.3501
**EAN:** 4009816015914
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 18.99 €
**Prices and availability valid until:** 2026-08-06 23:59
**Price without VAT (21%):** 15.69 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tfa-dostmann-303501--11455467

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 04.08.2026 | free |
| Pickup points | 07.08.2026 | 1.89 EUR |
| Courier delivery to door | 07.08.2026 | 4.99 EUR |

## Summary description

The TFA-Dostmann 30.3501 is a wired temperature sensor designed for accurate temperature measurement. It features a 2-meter cable for flexible installation and weighs only 10 grams, making it lightweight and easy to handle. Ideal for various applications requiring precise temperature monitoring.

## Long description

The TFA-Dostmann 30.3501 is a wired temperature sensor designed for accurate and reliable temperature measurement. With a 2 m cable and a lightweight build (approx. 10 g), it is intended for use as a replacement or supplementary probe for compatible TFA devices and systems that accept wired external sensors. The sensor is supplied without additional mounting accessories.
Advantages
The sensor provides precise temperature readings through a wired connection, avoiding wireless interference. Its 2 m cable allows flexible placement relative to the display or control unit. Compact and lightweight construction makes installation and handling straightforward. The product is compatible with specified TFA replacement part numbers.
Suitable for
 Replacement for TFA external temperature sensors (Art.-No. 30.3143.IT, 30.3146.IT, 30.3181.IT)
 Temperature monitoring in rooms where the display unit is located separately from the measuring point
 Home climate control and HVAC hobby projects
Key specifications
 Manufacturer: tfa dostmann
 Model / MPN: 30.3501
 EAN: 4009816015914
 Connection: wired sensor with 2 m cable
 Weight: approx. 10 g
 Type: external temperature probe / replacement sensor
How to use
Connect the sensor cable to the compatible port on the TFA display or control unit following the device's manual. Position the sensor at the measurement point avoiding direct sunlight and sources of heat or cold that could skew readings. Secure the cable to prevent strain on the connector and route it to the display unit. After connection, verify the reading on the display matches expected ambient conditions.
Usage recommendations
For reliable measurements, place the sensor away from direct heat sources, drafts and windows. If used as a replacement sensor, ensure your TFA device supports external wired probes and that the connector matches the original part numbers listed.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.01 kg |
| Cable length | 2 m |
| Sensor type | Temperature sensor |
| Connectivity technology | Wired |

## FAQ

### How much does the Temperature sensor TFA-Dostmann 30.3501 cost, and is it available for purchase?

The price is 18.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 27 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 04.08.2026 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

## Image

https://aio.lv/img/cache/product/11455467/66140447_large.webp