مستشعر اللهب Siemens QRB1A-A050B70A

Flame sensor Siemens QRB1A-A050B70A — a compact and reliable photodetector for flame monitoring in oil burners. The device is designed for use in automatic combustion control systems and ensures safe operation of heating and heat engineering equipment. Siemens QRB1A-A050B70A is used to detect flame during burner operation and send a signal to the burner control. In case of flame loss, the sensor provides quick fuel shut-off, helping to prevent accidents and increase heating system safety. The model features high sensitivity to flame light radiation, stable operation, and reliability during long-term use. The sensor is widely used in diesel and heavy oil burners of boilers, heat generators, and other heating equipment requiring precise combustion control. Advantages of Siemens QRB1A-A050B70A: • Reliable flame monitoring • Fast response to flame loss • Suitable for oil burners • Compact design and easy installation • Compatibility with Siemens burner controls • High stability and durability • Easy maintenance and replacement. The flame sensor Siemens QRB1A-A050B70A is in demand in residential, commercial, and industrial heating systems, where safety, uninterrupted operation, and effective combustion control are especially important. Using an original Siemens sensor helps reduce the risk of emergency shutdowns and extend the service life of burner equipment. Siemens QRB1A-A050B70A is an optimal solution for repair, upgrade, or replacement of the standard flame sensor in oil burners.