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TFA Dostmann 30.3247.02 Wireless Thermo-Hygrotransmitter

Thermo-Hygrotransmitter: The TFA Dostmann 30.3247.02 is a wireless temperature and humidity transmitter with its own display, intended as an additional or replacement sensor for specified TFA weather stations. Its listed compatibility is limited to the Elements 35.1158.01 and Quadro 35.1098.54.V2, so check your base-station model before buying.

At a glance

  • Displays outdoor temperature and humidity on the transmitter itself.
  • Sends temperature and humidity readings wirelessly to a compatible base station.
  • Listed for TFA Elements 35.1158.01 and Quadro 35.1098.54.V2 stations, with up to three transmitters in total.
  • Can be hung or stood up. The listing says to place it in a downpour-protected location.
Price
€14.04Save 54%

Reference price: €30.66

Price checked: 12 Nov 2026

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Pros and cons

Pros

  • The built-in display lets you check readings at the sensor as well as at the base station.
  • The stated support for up to three transmitters can suit monitoring several locations with a compatible station.
  • Compact listed dimensions of 40 x 26 x 104 mm and hanging or standing placement offer flexible positioning.

Cons

  • Requires two AAA batteries, which the listing says are not included.

Technical specifications

17 specifications
Identity
BrandTFA Dostmann
Model30.3247.02
Display and sensing
Screen technology listedLCD or LED
Outdoor temperature measuring range-50 + 70 °C
Humidity measuring range1.99 %
Connectivity
Wireless connection listedWireless
Transmission frequency433 MHz
Maximum range100 m
Power
Power configurationBattery Powered
Battery requirement2 AAA batteries required.
Batteries includedNo
Dimensions and installation
Form factorrectangular prism
Dimensions(L) 40 x (W) 26 x (H) 104 mm
Weight43 Grams
Installationfor hanging or standing
Materials and protection
MaterialPlastic
ColourWhite

What to know before buying

Listing details to confirm

The listing is inconsistent about humidity range, giving “1.99 %” in its technical description without clarifying the notation, and lists the display technology as “LCD or LED.” It describes compatibility with Elements 35.1158.01 and Quadro 35.1098.54.V2, but also says the transmitter is for Elements 35.1158.01, so confirm compatibility with your exact base station. The 100 m range is stated for open field. Position the sensor in a protected outdoor location. A protective case is mentioned only as a possible solution if such placement is not possible, and is not confirmed in the explicit contents list.

What’s in the box

  • Thermo-hygro transmitterIncluded
  • Protective caseCheck selected pack

Check which accessories are included in your selected pack before buying.

Who is it for?

A good fit for

  • Owners of the listed compatible TFA weather stations who need an additional or replacement temperature and humidity transmitter.
  • Buyers who want a sensor with its own display for a location such as a cellar, garage or room.

Less suited to

  • Buyers who need a transmitter confirmed for a weather-station model other than those named in the listing.
  • Anyone who needs a sensor specified for exposed placement in heavy rain without additional protection.
TFA Dostmann 30.3247.02 Wireless Thermo-Hygrotransmitter · photo 2
Additional product photo 2

Customer reviews on Amazon

4.2 / 5 · 28 ratings
  • 5 stars68%68%
  • 4 stars10%10%
  • 3 stars10%10%
  • 2 stars6%6%
  • 1 star6%6%

Aggregate customer ratings lean positive, with most ratings in the five-star category, but lower ratings are also present. This offers only a cautious indication of overall reception and does not identify reasons for satisfaction or criticism. It does not resolve practical questions such as compatibility with a particular base station or the unclear humidity-range notation.

Frequently asked questions

Which weather stations is this transmitter listed for?

The listing names TFA Elements 35.1158.01 and Quadro 35.1098.54.V2. It also describes the unit as for Elements 35.1158.01, so verify support for your exact station before ordering.

What does the transmitter measure and display?

It measures outdoor temperature and humidity and has an external digital display showing the current readings. The stated ranges are -50 + 70 °C for temperature and “1.99 %” for humidity, but the humidity notation is unclear.

What is the wireless range?

The listing claims a maximum range of 100 m in open field. It does not establish that range for locations with obstructions.

Can it be left outside in the rain?

The listing advises placing it in a downpour-protected location. It mentions a protective case if that is not possible, but does not confirm that the case is included.

Are batteries included?

No. The listing specifies two AAA batteries and says they are not included.

Alternative options

Product details in Markdown