# TFA rain transmitter TFA.me 30.3903.02 ID-A1 white — wireless rain sensor for weather stations

**URL:** https://aio.lv/en/product--tfa-30390302--11677041
**Data updated:** 2026-02-16 07:08 (EET)
**Category:** Weather Station
**Manufacturer:** TFA
**Manufacturer code:** 30.3903.02
**EAN:** 4009816042378
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 40.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 33.46 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tfa-30390302--11677041

## 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

TFA TFA.me 30.3903.02 ID-A1 is a white wireless rain transmitter designed to work with compatible weather stations. It detects rainfall and transmits measurements to a base unit for monitoring and recording. Suitable for home and garden use, it enables automated weather logging and supports timely decisions for irrigation, outdoor activities, and sheltering sensitive equipment.

## Long description

The TFA rain transmitter TFA.me 30.3903.02 ID-A1 white is a wireless rain sensor designed to detect precipitation and relay measurements to compatible weather stations. Compact and weather-resistant, the transmitter measures rainfall events and communicates data wirelessly to a base unit for monitoring and logging. The device is intended for outdoor placement where it can reliably record onset, duration and intensity of rain to support automated weather logging and routine outdoor decision-making.
Advantages
The transmitter provides wireless transmission of rain measurements, allowing integration with compatible weather stations without the need for wired connections. Its design prioritizes outdoor durability and simple installation, while delivering timely precipitation detection suitable for garden, home or small-scale agricultural use. The white housing aids visibility and blends with common outdoor mounting locations.
Suitable for
Home and garden weather monitoring
Irrigation scheduling and rain-dependent automation
Small-scale agricultural or hobby farming use
Outdoor activity planning and sheltering sensitive equipment
Key specifications
Type: wireless rain transmitter compatible with selected weather station base units
Detection: precipitation detection for rainfall events and intensity monitoring
Housing: weather-resistant outdoor enclosure in white
Mounting: designed for outdoor mounting on posts, brackets or flat surfaces
Power: battery-operated (user-replaceable batteries)
Transmission: wireless signal suitable for short to medium outdoor distances to a paired base unit
How to use
Install the transmitter outdoors in a clear, open location away from obstructions such as overhanging roofs or dense foliage that could block rainfall. Secure the unit to a stable mount following manufacturer mounting guidance and insert fresh batteries before pairing. Use the compatible weather station base unit to complete wireless pairing and configure the system to receive and display rain data. Periodically check battery status and the housing for debris or blockages that could affect precipitation detection.
Usage recommendations
Place the sensor at a standard mounting height and in an area exposed to open sky for accurate rainfall measurement. Avoid locations where runoff from roofs or nearby structures can enter the sensor area. Regularly clean the sensor surface and ensure batteries are replaced according to the base unit’s low-battery indications to maintain reliable data transmission and measurement accuracy.

## FAQ

### How much does the TFA rain transmitter TFA.me 30.3903.02 ID-A1 cost, and is it available for purchase?

The price is 40.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 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 TFA 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 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/11677041/68534128_large.webp