Riello Burner Rdb1 3748557 485T50

WARMFLOW 50/70

The Riello RDB1 Neutral Burner is a one-stage light oil burner designed for use in balanced flue and open flue domestic heating systems. Compact and efficient, it provides stable combustion performance with reduced noise and simplified maintenance.

Technical Features:

• Part Number: 3748557

• Model Type: 485T50

• Burner Range: RDB1 Neutral

• Output Range: 50–70?kW (typical depending on nozzle and pump pressure)

• Fuel Type: Kerosene (28 sec) and ultra-low sulphur heating oil

• Ignition: Twin electrode with photoresistor flame detection

• Fan: Vortex-type air intake fan for optimal air-fuel mixing

• Construction: Compact chassis for limited installation spaces

• Compliance: Meets EN 267 safety and combustion performance standards

Applications:

• Suitable for Riello-compatible oil boilers requiring 50–70?kW burners

• Ideal for domestic systems with neutral or balanced flue arrangements

• Used in both retrofit and OEM replacement projects

OEM Quality:
A genuine Riello burner engineered for long-term reliability, consistent ignition, and quiet operation.