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

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

WARMATEK Warmbox is a boxed diesel air heater designed and developed in Finland for northern conditions.

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

Designed in Finland – driven by users’ needs

Warmbox is not a generic “one‑size‑fits‑all” model but a Finnish‑designed complete solution combining quality and practicality.

• Finland‑designed display and control system, developed for usability and durability

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

Versatile display

The LCD brings together all key functions:

• automatic, manual and shut‑off 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 thresholds, off/on gap adjustable between 3–15 °C

• Ventilation mode, can also be used as a fan

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

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

• Heater output adjustable in 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

• warehouses

• garages

• other small spaces requiring steady heat without overheating

Package contents

• WARMATEK Warmbox heater unit

• LCD display

• Remote control

• Exhaust pipe and silencer

• Fuel hoses, suction pipe and intake air filter

• Air inlet pipe and air guide

• Power cables and grounding 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

• Starting current (12 V): 10–13 A

• Fuel consumption: approx. 0.1 l/kW

• Dimensions: 34 × 25 × 37 cm (H × W × L)

• Warranty: 1 year

Why choose WARMATEK Warmbox?

• Designed and developed in Finland. The heater is continuously developed and updated displays fit directly to older WARMATEK models — a display swap is often sufficient for software updates.

• Software and display built on user experience

• Quiet, efficient and long‑lasting

• Bluetooth control and LCD display make operation easy

• CE‑marked and a safe complete solution

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