WARMATEK® Diesel heater 2–8 kW 12/24 V – START & STOP / BLUETOOTH, Oulu

Updated display functions for 2025. More accurate thermostat, adjustable Start‑Stop thresholds and many other improvements. Heater with the market’s most comprehensive configuration.

WARMATEK Warmbox is an enclosed diesel air heater designed and developed in Finland for northern conditions.

The user interface and LCD display have been designed in Finland using user feedback and real‑world experience. A safe and efficient heating solution for cold climates.

Designed in Finland – developed from user needs

Warmbox is not a generic “one‑size” product but a Finnish design that combines quality and practicality.

• Finnish‑designed display and control system, developed for durability and ease of use

• Upgraded components: high‑quality glow plug, quiet fuel pump and reinforced combustion chamber

Versatile display

The LCD gathers all essential functions:

• automatic, manual and shutdown temperature control (selectable in settings)

• weekly timer and scheduling

• Start/Stop function that maintains temperature by switching the heater off and on automatically

• Adjustable Start/Stop: switch‑off and start thresholds adjustable between 3–15 °C

• Ventilation mode – can also be used as a fan

• Thermostat located in the display (adjustable 10–40 °C)

• Bluetooth control: start, adjust and schedule the heater from your phone

• Heater output adjustable from the settings

Safety and quality

• CE approved.

• Software fault diagnostics and overheat protection

Operation and compatibility

The heater operates on 12 V or 24 V and is powered from a battery or a power supply (not included).
Fuel: diesel or heating oil.
Fuel consumption is approx. 0.1 l/kW, making the unit very economical.

Applications

Suitable for many uses, such as:

• greenhouses

• storage units

• garages

• other small spaces where steady heat is required without overheating

Package contents

• WARMATEK Warmbox heater unit

• LCD display

• Remote control

• Exhaust pipe and silencer

• Fuel hoses, intake pipe and intake air filter

• Air inlet pipe and air deflector

• Power cables and earthing wires

• Installation accessories

• User manual in Finnish and Swedish

Technical specifications

• Operating voltage: 12 V / 24 V

• Fuel: diesel / heating oil

• Heating power: 2,000–8,000 W

• Current consumption (12 V): 2–4 A

• Start current (12 V): 10–13 A

• Fuel consumption: approx. 0.1 l/kW

• Dimensions: 34 x 25 x 37 cm (H x D x L)

• Warranty: 1 year

Why choose WARMATEK Warmbox?

• Designed and developed in Finland. The heater is continuously improved and updated displays fit directly into older WARMATEK models. If software updates are made and you want to upgrade, replacing the display is usually sufficient.

• Software and display built from user experience

• Quiet, efficient and long‑lasting

• Bluetooth control and LCD display make operation easy

• CE‑marked and a safe system

• Spare parts and service in Finland, with competent customer support if needed.