---
product_id: 70589447
title: "RDJ100RF/SET - Room Thermostat Radio Frequency Set with 24-Hour time Switch (Transmitter and Receiver)"
brand: "siemens"
price: "780 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/70589447-rdj100rf-set-room-thermostat-radio-frequency-set-with-24-hour
store_origin: PL
region: Poland
---

# 24-hour programmable timer Reliable RF wireless control Battery-powered convenience RDJ100RF/SET - Room Thermostat Radio Frequency Set with 24-Hour time Switch (Transmitter and Receiver)

**Brand:** siemens
**Price:** 780 zł
**Availability:** ✅ In Stock

## Summary

> 📡 Stay ahead of the curve with smart, wireless climate control!

## Quick Answers

- **What is this?** RDJ100RF/SET - Room Thermostat Radio Frequency Set with 24-Hour time Switch (Transmitter and Receiver) by siemens
- **How much does it cost?** 780 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/70589447-rdj100rf-set-room-thermostat-radio-frequency-set-with-24-hour)

## Best For

- siemens enthusiasts

## Why This Product

- Trusted siemens brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Plug-and-Play Setup:** Includes transmitter and receiver with batteries—get started right out of the box.
- • **Energy-Smart Operation:** Optimize heating and cooling cycles to save on energy bills without sacrificing comfort.
- • **Sleek, Minimalist Design:** Modern white rectangular profile fits effortlessly into any professional or home environment.
- • **Seamless Wireless Control:** Cut the cords and control your HVAC system remotely with robust radio frequency technology.
- • **Precision 24-Hour Scheduling:** Customize your comfort with a full-day programmable timer that adapts to your lifestyle.

## Overview

The Siemens RDJ100RF/SET is a wireless room thermostat set featuring a transmitter and receiver with a 24-hour programmable timer. Designed for HVAC control, it operates on 230V and includes alkaline batteries for immediate use. Its sleek white rectangular design and LCD display make it a stylish and practical solution for precise temperature management in professional or home settings.

## Description

RDJ100RF/SET - Room Thermostat Radio Frequency Set with 24-Hour time Switch (Transmitter and Receiver)

## Features

- Siemens - RDJ100RF/SET - Room Thermostat Radio Frequency Set with 24-Hour time Switch (Transmitter and Receiver)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Siemens |
| Part number | S55770-T380 |
| Item Weight | 340 g |
| Package Dimensions | 20 x 14.5 x 6.6 cm; 340 g |
| Batteries | 2 AA batteries required. (included) |
| Item model number | S55770-T380 |
| Colour | White |
| Style | programmable |
| Shape | Rectangular |
| Power source type | Wireless |
| Voltage | 230 Volts |
| Item Package Quantity | 1 |
| Display style | LCD |
| Plug profile | Wall Mount |
| Special Features | Programmable |
| Specific uses | Control of heating, ventilation and air conditioning (HVAC) systems |
| Included components | Transmitter, Receiver (other components may be included but are not explicitly mentioned) |
| Batteries included? | Yes |
| Batteries Required? | No |
| Battery Cell Type | Alkaline |

## Product Details

- **Brand:** SIEMENS
- **Model name:** RDJ100RF
- **Controller type:** Push Button
- **Special feature:** Programmable
- **Colour:** White
- **Specific uses for product:** Control of heating, ventilation and air conditioning (HVAC) systems
- **Temperature Control Type:** Automatic
- **Connectivity technology:** RF
- **Included components:** Transmitter, Receiver (other components may be included but are not explicitly mentioned)
- **Power source:** Wireless

## Images

![RDJ100RF/SET - Room Thermostat Radio Frequency Set with 24-Hour time Switch (Transmitter and Receiver) - Image 1](https://m.media-amazon.com/images/I/51sS6+IQdQL.jpg)

## Questions & Answers

**Q: The tech details states no batteries required, is this correct**
A: Batteries are required for the thermostat.

**Q: Does the time change automatically when the clocks change?**
A: I changed mine,I don't think.it changes automatically.

**Q: My control box is broken,if i buy this will it sync with the current reciever box i already have installed or will it all have to be replaced?**
A: No it will not sync with your current reciver but the unit is supplyed with a reciver unit which will require connecting to your bolier.

**Q: How sensitive is the thermostat**
A: Yes it is quite sensitive

## Frequently Bought Together

- Siemens - RDJ100RF/SET - Room Thermostat Radio Frequency Set with 24-Hour time Switch (Transmitter and Receiver)
- Siemens RDH100 Digital Thermostat
- Siemens RDJ100 Programmable Thermostat

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**Shop now:** [https://www.desertcart.pl/products/70589447-rdj100rf-set-room-thermostat-radio-frequency-set-with-24-hour](https://www.desertcart.pl/products/70589447-rdj100rf-set-room-thermostat-radio-frequency-set-with-24-hour)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-31*