ديود الأشعة فوق البنفسجية QRA 2 Siemens (L+G)

UV diode QRA 2 from Siemens (L+G) is a reliable ultraviolet flame detector for burners and boilers. It is used in automation systems to detect flame via its UV radiation, which is critical for the safety of heating equipment. The QRA 2 has a compact housing and standard mounting, simplifying replacement. This spare part is suitable for many burner models requiring precise combustion control. The original Siemens diode ensures durability and stable operation.