Eko Box II is a technologically advanced pellet boiler, designed with convenience, cleanliness, and modern home heating solutions in mind. It is an excellent choice for small, compact boiler rooms where efficiency and space-saving are crucial.
The design of the Eko Box II boiler with a built-in pellet tank enables efficient heating for homes with an area from 60 to 230 m². The boiler is equipped with a large pellet tank, holding 120 to 140 liters, allowing for extended operation without the need to refuel.
The device is equipped with a self-cleaning burner and a self-cleaning heat exchanger, which minimizes maintenance needs and allows for prolonged maintenance-free use. Thanks to this feature, users can enjoy not only efficient but also highly convenient heating.
The Eko Box II comes with electronics that allow connection to up to five heating system pumps and two mixing valves. Additionally, it can be upgraded with internet boiler control or connected to a room thermostat, making it an ideal choice for users who value modernity and convenience.
With particulate emissions below 20 mg/m³ of exhaust, Eko Box II meets the highest ecological standards, qualifying for maximum grants under the "Clean Air" program. It is therefore not only beneficial for the user but also environmentally friendly.
| PARAMETERS | UNIT | BOILER MODEL | ||||
| STALMARK EKO BOX II | ||||||
| Nominal Power | [kW] | 10 | 15 | 20 | ||
| Power Range | [kW] | 3.0 - 10.0 | 4.5 - 15.0 | 6.0 - 20.0 | ||
| Heating Surface | [m2] | 1.3 | 1.7 | 2.3 | ||
| Heated Area | [m2] | up to 125 | up to 185 | up to 250 | ||
| Max. Operating Pressure | [MPa] | 0.15 | ||||
| Required Draft | [Pa] | 10-15 | ||||
| Fuel Tank Capacity | [I] | 120 | 140 | |||
| Water Temperature Supply [min/max] | [°C] | 55/90 | ||||
| Minimum Return Water Temperature | [°C] | 55 | ||||
| Boiler Weight | [kg] | 240 | 280 | 310 | ||
| Water Capacity | [I] | 54 | 64 | 81 | ||
| Minimum Chimney Height | [m] | 5.5 | ||||
| Boiler Efficiency | [%] | 90.4 | 92.4 | 91.7 | ||
| Flue Diameter | [ø/mm] | 130 | 160 | |||
| Supply and Return Diameter (internal thread fittings) | [in] | 1" | ||||
| Power Supply | [V/Hz] | 230/50 | ||||
| Average Power Consumption | [W] | 20 | 35 | 40 | ||
| Electrical Efficiency Class | [-] | A+ | ||||

Type / Dimension (mm) | A | B | C | D | E | F | G | H | I | J |
| EKO BOX 10 | 1150 | 660 | 1097 | 1087 | 1103 | 173 | 175 | 66 | 218 | 680 |
| EKO BOX 15 | 1300 | 680 | 1097 | 1237 | 1253 | 173 | 175 | 66 | 218 | 680 |
| EKO BOX 20 | 1400 | 660 | 1097 | 1332 | 1352 | 173 | 200 | 66 | 268 | 680 |
| EcoDesign | YES |
| Installation | Floor, Internal |
| Max. operating pressure [ bar ] | 1.500 |
| Mains voltage [ V ] | 230 |
| Fuel | pellets |
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