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Boiler Conversion Accessory
Convert a compatible solid-fuel hot-water boiler to automatic pellet operation without replacing the boiler.
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Automatic front-mounted pellet burner designed for installation into compatible solid-fuel hot-water boilers. Built for efficient pellet combustion, automatic operation, and reliable heating performance, this burner is a practical solution for converting or upgrading boiler systems to pellet fuel.
The TIS GREAT FLAME Front pellet burner operates with a controller, auger-fed pellet supply, automatic ignition, and a self-cleaning grate system to support stable combustion and easier maintenance.
Important: Installation, first startup, and maintenance must be performed by qualified or authorized service specialists. The burner must be installed horizontally, and chemically treated wood pellets such as MDF or particleboard pellets must not be used.
| Available models | 20 / 30 / 50 / 80 / 99 kW |
|---|---|
| Fuel | Chemically untreated wood pellets only; no MDF or particleboard pellets |
| Recommended pellet size | 6–8 mm diameter, 5–50 mm length |
| Pellet humidity | 8–12% |
| Maximum ash content | 0.7% |
| Minimum ash melting temperature | 1,200°C |
| Voltage | 230V AC / 50Hz |
| Power consumption | 110–480W, depending on model and operating mode |
| Maximum noise level | 64–66 dB, depending on model |
| Operation | Automatic ignition and photocell flame detection; ignition, stabilization, operation, quenching, and standby modes |
| Fuel feed | Auger-fed hopper; refillable while running |
| Safety | Safety valve, temperature sensor, and melt-away corrugated hose against reverse flame |
| Included components | Auger, corrugated sleeve, fiberglass sealing cord, M10 fasteners, and scraper |
| Warranty | 12 months from sale; certified installation and first startup required |
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Need an installer?We made it easy for you.
Listed installers are independent contractors, not MBTEK employees. They're skilled professionals familiar with our products and capable of efficient installation.
Any questions?Reach out to us.
Our team can help with product questions, sizing guidance, and next steps.