TFA 30.3239 Temperature and Humidity Sensor – Wireless 868 MHz Transmitter with Display

Monitor indoor or sheltered outdoor climates with confidence using the TFA 30.3239, a reliable thermo‑hygro transmitter that wirelessly sends temperature and humidity to compatible TFA stations. Designed for seamless multi‑room climate tracking, it features a clear display for quick on‑site checks and selectable channels to expand your system. Choose the TFA 30.3239 to improve comfort, protect valuables, and optimise energy efficiency with effortless installation and dependable performance from Stratosens.com.

Key Benefits and Applications

• Accurate climate awareness — Keep a precise eye on ambient temperature and relative humidity to safeguard comfort, health, wooden furnishings, musical instruments, wine storage, and other moisture‑sensitive items.
• Wireless convenience — Place the sensor where it matters and view data on your compatible base station from up to 100 m open‑field range, ideal for homes, offices, workshops, and server or storage rooms.
• At‑a‑glance display — Read current values directly on the sensor’s screen for quick spot checks without walking back to the main unit.
• Expandable multi‑zone monitoring — Select channel 1 or 2 to use multiple sensors and compare rooms, enabling better ventilation and heating decisions.
• Easy mounting — Wall‑mount or stand the unit on a shelf for flexible placement in living areas, basements, greenhouses, or covered terraces.
• Energy‑smart comfort — Track humidity to avoid over‑humidification or excessive dryness, supporting efficient HVAC and helping reduce energy costs.

Featured technical specifications

• Measurement ranges — Temperature from −40 to +60 °C and relative humidity from 10 to 99 % for broad year‑round coverage.
• Transmission frequency — 868 MHz wireless signal for stable communication with compatible TFA receivers.
• Maximum range — Up to 100 m in open field, depending on environmental conditions and obstacles.
• Display — Integrated screen shows current temperature and humidity locally.
• Channel selection — Adjustable to channel 1 or 2 to support multi‑sensor setups.
• Power — Operates on 2 × AA 1.5 V batteries, batteries not included.
• Installation options — Wall mounting or freestanding placement for versatile setup.
• Materials and build — Durable plastic housing suited for everyday residential and professional environments.
• Dimensions and weight — Approximately 51 × 20 × 146 mm and 60 g for a slim, lightweight profile.
• Model compatibility — Works with selected TFA thermo‑hygrometers and weather stations, including popular series used for home and professional climate monitoring.

Why this sensor is the perfect choice for your setup

When you buy from Stratosens.com, you get a carefully curated, European‑spec sensor that delivers dependable readings, simple installation, and flexible expansion. The TFA 30.3239 offers the right blend of precision, wireless reach, and readability, backed by expert advice and responsive customer support from Stratosens.com—so you can build a climate monitoring system that’s accurate, scalable, and easy to live with.