Pellet Boiler STALMARK MAX II 150 kW with feeder on right side
Regular price:
$22,857.14
The promotion runs until 24 July 2026
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Description
Stalmark Max II – High-Capacity Industrial Pellet Boiler
Stalmark Max II is an advanced industrial pellet boiler designed for efficient and cost-effective heating of large-scale facilities. It is an ideal solution for buildings with floor areas of up to 2,000 m², including industrial halls, warehouses, production plants, workshops, and public utility buildings.
Thanks to its robust construction and modern engineering solutions, the boiler delivers high thermal efficiency, reliable operation, and low running costs. It ensures efficient pellet combustion and user comfort with minimal maintenance requirements.
Key Advantages of the Stalmark Max II Boiler
- 60-Month Heat Exchanger Leak Warranty – durable construction ensuring long service life.
- High Combustion Efficiency – optimized pellet combustion process for lower fuel consumption.
- Horizontal Heat Exchanger – made of certified 6 mm steel plate and equipped with a manual cleaning system.
- Adjustable Exhaust Fan – flexible installation options to suit system requirements.
- Stalmark Burner – features a self-cleaning grate and automatic ignition function.
- Advanced TECH Controller – modern touchscreen control panel with expansion capability for additional modules.
Standard Equipment
The boiler comes equipped with the ST-978T controller for comprehensive heating system management.
Supported Heating System Components:
- Central Heating Pump (C.H.)
- Domestic Hot Water Pump (DHW)
- Valve Pump
- 2 Additional Circulation Pumps
- 2 Mixing Valve Actuators
- 2 Room Thermostats
Optional Accessories
- T-281 – Room Thermostat
- WiFi RS – Internet Module for Remote Boiler Control
- T-292 v2 / v3 – Advanced Room Thermostat
- ST i-1 – Additional Mixing Valve Control Module
Stalmark Max II is the perfect choice for investors and businesses looking for a durable, efficient, and modern heating solution for commercial and industrial applications.
Technical Specifications
| Technical Specifications – STALMARK MAX II Boilers | |||
|---|---|---|---|
| Parameter | Unit | 150 kW | 300 kW |
| Nominal Output | kW | 150 | 300 |
| Output Range | kW | 45–150 | 90–300 |
| Heating Surface | m² | 16.7 | 33.9 |
| Heated Area* | m² | up to 2000 | up to 3750 |
| Max. Working Pressure | MPa | 0.25 | 0.25 |
| Minimum Required Chimney Draft | Pa | 20 | 40 |
| Fuel Hopper Capacity | l | 1000 | 1800 |
| Supply Water Temperature (Min./Max.) | °C | 60/80 | 60/80 |
| Minimum Return Water Temperature | °C | 45 | 45 |
| Boiler Weight | kg | 1650 | 3100 |
| Water Capacity | l | 770 | 1560 |
| Minimum Chimney Height | m | 8 | 8 |
| Boiler Efficiency | % | 92.3 | 92.6 |
| Flue Outlet Diameter | Ø / mm | 220 | 300 |
| Supply / Return Connection | inch | 2” | 3” |
| Electrical Supply | V/Hz/A | 230/50/1.4 | 230/50/1.4 |
| Average Power Consumption / Standby Consumption | W | 319/5 | 395/5 |
| Energy Efficiency Class | A+ | A+ | |
| Class 5 | Yes | Yes | |
| Ecodesign | Yes | Yes | |
* Approximate value depending on building heat demand.
Boiler Dimensions

| Dimensions – STALMARK MAX II Boilers | ||||||||
|---|---|---|---|---|---|---|---|---|
| Model | A [mm] | B [mm] | C [mm] | D [mm] | E [mm] | F [mm] | G [mm] | H [mm] |
| 150 kW | 2200 | 1920 | 1580 | 2820 | 900 | 860 | 142 | 139 |
| 300 kW | 2655 | 2315 | 2095 | 3270 | 1350 | 1230 | 159 | 130 |
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