BIEMMEDUE EC 85
Industrial Diesel Heater
Diesel - 90.6 kW
Thermostat Provision
174 x 69 x 102.5 cm - 4300 m³/h
Biemmedue EC 85 - Industrial Diesel Heater
The Biemmedue EC 85 Professional Heater is an indirect combustion industrial heating solution designed for professional applications in closed and semi-closed spaces . This diesel-fired hot air generator is intended for operators in the construction, logistics and industrial sectors who require a reliable system for heating construction sites, tents, warehouses and sheds .
Thanks to the automatic stainless steel burner integrated but separate from the fan and the heat exchanger with smoke evacuation , the Biemmedue EC 85 guarantees clean hot air , free from combustion products, making it suitable for use in rooms occupied by people or sensitive materials.
If the red Biemmedue EC 85 model is out of stock, the yellow Oklima SE 300 model, which has the same features and accessories, will automatically be sent.
Oklima heaters are produced by the same company Biemmedue, Made in Italy, guaranteeing quality and reliability for comfortable and efficient environments.

The Biemmedue EC 85 stands out for its high air flow , excellent thermal efficiency, and the option of connecting to an external chimney . The AISI 430 stainless steel combustion chamber with 4 smoke passes and electronic control systems ensure continuous operation, operational safety, and long life—essential features for a professional industrial heater intended for intensive use.


Technical Specifications
The Biemmedue EC 85 has a single-phase power supply for the control and ventilation components and uses diesel as the primary fuel . The system is equipped with a 105 L steel tank , complete with bayonet cap and drain plug for professional fuel management. The metal-reinforced, hydrocarbon-resistant rubber diesel fuel supply hoses ensure reliability even in harsh working conditions. It is equipped with a thermostat , as well as the option to connect a humidistat or timer, making this industrial heater easily integrated into advanced systems.
The Biemmedue EC 85 offers an air flow rate of 4300 m³/h , with a temperature difference of 77°C and an efficiency of 88.5% , values that place it among the most highly efficient professional hot air generators. Its fuel consumption of 7.17 kg/h is balanced by its high thermal output.
Characteristics
- Automatic diesel burner
- Socket for connecting thermostat, humidistat or timer
- Power cable 1.5 m
- Combustion chamber in AISI 430 stainless steel with 4 smoke passes
- Timed post-ventilation of combustion chamber cooling
- Electronic flame control
- Overheat Thermostat
- Diesel fuel supply hoses made of hydrocarbon-resistant rubber with a reinforcing metal mesh covering
- Steel tank
- Bayonet tank cap
- Fuel tank drain plug
- Electrical control panel


Functional Specifications
Indirect combustion with external smoke evacuation
The Biemmedue EC 85 indirect combustion heater uses a heat exchanger that completely separates the flue gases from the hot air released into the room. The chimney connection allows the flue gases to be vented outdoors, allowing the professional hot air generator to be installed safely even indoors.
Professional automatic stainless steel burner
The automatic burner is made of stainless steel and is physically separate from the fan , a technical solution that improves the reliability and stability of the flame. Electronic flame control optimizes combustion and reduces the risk of sudden shutdown, an essential feature for a continuous industrial heater.
High efficiency AISI 430 combustion chamber
The AISI 430 stainless steel combustion chamber with four flue gas passes maximizes heat exchange, increasing the efficiency of the professional diesel heater and reducing heat loss. This technical configuration allows the Biemmedue EC 85 to maintain high performance even during prolonged work cycles.
Electronic management and advanced operational safety
The electrical control panel integrates safety systems such as an overheat thermostat and timed post-ventilation for combustion chamber cooling. These features protect internal components and extend the life of the industrial diesel heater, reducing downtime.
Provision for professional climate control
The presence of a socket for a thermostat, humidistat or timer makes the Biemmedue EC 85 a professional, modular heater, suitable for systems requiring precise regulation of temperature and operating cycles, such as industrial construction sites, logistics warehouses and event or storage tents.


application leaders


Technical Data
| Power Supply | 230V |
| Nominal Power | 90.6 kW - 77,934 Kcal/h - 310,177 BTU/h |
| Power Output | 80.2 kW - 68,972 Kcal/h - 274,507 BTU/h |
| Electric Power | 1.14 kW |
| Thermostat | Thermostat Provision |
| Air Flow | 4300 m³/h |
| Fuel | Diesel |
| Tank Capacity | 105 L |
| Fuel Consumption | 7.17 kg/h |
| Performance | 88.5% |
| Thermal jump | 77°C |
| ø fireplace | 150 mm |
| ø air outlet sheath 1 - 2 ways | 400 - 300 mm |
| Dimensions | 174 x 69 x 102.5 cm |
| Weight | 110 kg |
Technical Data
| Power Supply | 230V |
| Nominal Power | 90.6 kW - 77,934 Kcal/h - 310,177 BTU/h |
| Power Output | 80.2 kW - 68,972 Kcal/h - 274,507 BTU/h |
| Electric Power | 1.14 kW |
| Thermostat | Thermostat Provision |
| Air Flow | 4300 m³/h |
| Fuel | Diesel |
| Tank Capacity | 105 L |
| Fuel Consumption | 7.17 kg/h |
| Performance | 88.5% |
| Thermal jump | 77°C |
| ø fireplace | 150 mm |
| ø air outlet sheath 1 - 2 ways | 400 - 300 mm |
| Dimensions | 174 x 69 x 102.5 cm |
| Weight | 110 kg |
INDORS is an Authorized Service and Repair Center
Our workshop is able to guarantee efficient and professional repairs: speed; of intervention, competence and availability are our strengths.
By purchasing from Indors you will also have purchased peace of mind: our Assistance and Repairs Service guarantees quick and timely solutions for any problem thanks to the safe availability; of spare parts, your equipment will always be efficient and available within a few days at a low cost. More information
EU Warranty 2 Anni
All products sold by Indors are covered by a legal guarantee of 2 years from the date
of purchase for purchases by individuals (12 months for professional users) for lack of conformity,
pursuant to art. 128 ff. Legislative Decree no. 206/2005.
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