Introduction
The Klarstein Thermaxx 2500 Electric Oil Radiator is designed to provide efficient and rapid heating for various indoor spaces. This 2500 W oil-filled radiator features a special ribbed design for optimal heat distribution, an LED display, a 24-hour timer, and remote control functionality. It is equipped with safety features such as overheat protection and an anti-tip function, making it suitable for extended use in bedrooms, living rooms, bathrooms, or offices.
Safety Instructions
Please read all safety instructions carefully before operating the appliance. Failure to follow these instructions may result in electric shock, fire, or injury.
- Ensure the radiator is placed on a stable, level surface to prevent tipping.
- Do not cover the radiator, as this can lead to overheating and fire hazards.
- Keep flammable materials (curtains, furniture, paper) at a safe distance from the appliance.
- Do not operate the radiator near water or in excessively damp environments.
- Always unplug the radiator when not in use or before cleaning.
- Do not insert objects into the radiator's openings.
- This appliance is equipped with overheat protection, which automatically shuts off the unit if it becomes too hot.
- An anti-tip switch is integrated to turn off the radiator if it accidentally falls over.
- Keep out of reach of children and pets.

Package Contents
Verify that all items are present and undamaged upon opening the package:
- 1x Klarstein Thermaxx 2500 Electric Oil Radiator
- 4x Floor Castors (Wheels)
- 1x Remote Control
- 1x Multilingual User Manual
Setup
Follow these steps to prepare your radiator for use:
- Attach the Castors: Carefully turn the radiator upside down. Insert the four floor castors into the designated slots at the base of the radiator. Ensure they are securely fastened.
- Positioning: Place the radiator upright on a firm, level surface. Ensure there is adequate space around the unit for proper air circulation (at least 50 cm from walls and furniture). Do not place it directly under a power outlet.
- Power Connection: Plug the power cord into a suitable 220V electrical outlet. The power cord length is 1.8 meters.
Operating Instructions
The Klarstein Thermaxx 2500 offers both manual control via its integrated LED display and convenient operation using the remote control.

Control Panel Overview
- LED Display: Shows the current temperature setting and operational status.
- Power Button (⏻): Turns the radiator ON or OFF.
- Temperature Adjustment Buttons (⌃ / ⌄): Adjusts the desired temperature between 5°C and 35°C.
- Mode Button: Cycles through available heating modes (e.g., Eco mode).
- Timer Button (⏱): Activates and sets the 24-hour timer function.
Remote Control Functions
The remote control duplicates most functions of the main control panel, allowing convenient adjustments from a distance.
- Power Button: Turns the unit ON/OFF.
- Temperature Up/Down: Adjusts the target temperature.
- Mode Button: Selects heating modes.
- Timer Button: Sets the 24-hour timer.
Setting the Temperature
Use the temperature adjustment buttons (up/down arrows) on the control panel or remote to set your desired room temperature. The LED display will show the selected temperature, which can range from 5°C to 35°C. The radiator will automatically maintain this temperature.

Using the 24-Hour Timer
The integrated 24-hour timer allows you to program the radiator to turn ON or OFF automatically. This feature is useful for pre-heating a room or ensuring the unit switches off after a set period.
- Press the Timer button (⏱) on the control panel or remote.
- Use the temperature adjustment buttons to set the desired number of hours for the timer (up to 24 hours).
- The display will show the set timer duration. The radiator will then operate according to the timer settings.

Heat Distribution and Design



Maintenance
Regular maintenance ensures the longevity and efficient operation of your radiator.
- Cleaning: Before cleaning, always unplug the radiator and allow it to cool completely. Wipe the exterior surfaces with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Storage: If storing the radiator for an extended period, ensure it is clean and dry. Store it in a cool, dry place, preferably in its original packaging, to protect it from dust and damage.
Troubleshooting
If you encounter issues with your Klarstein Thermaxx 2500, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Radiator does not turn on. | No power supply; Power button not pressed; Overheat protection activated; Anti-tip switch activated. | Check power cord connection and wall outlet; Press the power button; Allow unit to cool down; Ensure radiator is upright on a flat surface. |
| Radiator is on but not heating. | Temperature setting is too low; Room temperature is already at or above set temperature. | Increase the desired temperature setting; Verify the current room temperature. |
| Unusual odors during initial use. | Normal for new heating elements. | Operate the radiator in a well-ventilated area for a few hours. Odors should dissipate. |
If the problem persists after attempting these solutions, please contact customer support.
Specifications
Detailed technical specifications for the Klarstein Thermaxx 2500 Electric Oil Radiator:
| Feature | Specification |
|---|---|
| Brand | KLARSTEIN |
| Model Number | DSM3-Thermaxx 2500RC |
| Color | 2500 W - White |
| Product Dimensions (L x W x H) | 15 x 61 x 69 cm (5.9 x 24 x 27.2 inches) |
| Weight | 14.7 Kilograms (32.4 lbs) |
| Power | 2500 Watts |
| Voltage | 220 Volts |
| Number of Speeds | 3 |
| Special Feature | Easy to use, Remote Control, LED Display, 24h Timer, Overheat Protection, Anti-tip Function |
| Form Factor | Lightweight, Portable with Castors |
| Indoor/Outdoor Use | Indoor |
| Power Source | Electric |
| Heating Method | Oil-filled, Forced Air (via special fin design) |
| Recommended Uses | Heating small to medium-sized rooms, portable heating solution for various spaces. |
Warranty and Support
For information regarding warranty coverage, technical support, or spare parts availability, please refer to the contact details provided in the original product packaging or visit the official Klarstein website. Keep your purchase receipt as proof of purchase for any warranty claims.

