Master 4111.039 lamp

Master 4111.039 lamp, catalogue article 696.703.001, brand Master. This is a lamp component for air heaters, listed under air heater components in the catalogue. The manufacturer codes are 4111.039 and 696.703.001. Parts of this type are used in burner systems, typically as part of the flame monitoring or visual inspection arrangement. In an air heater, the lamp may serve as a flame detector (ultraviolet or infrared) or as a sight glass illumination for manual flame observation. The exact function depends on the burner design and control system. When selecting a replacement lamp for an air heater, confirm the electrical ratings (voltage and current) and the connector type so that it matches the existing burner control. Physical dimensions and mounting method must also be compatible with the housing or socket in the appliance. For flame detection lamps, the spectral response must correspond to the fuel type and the control box requirements. Always verify the part number against the original component before installation.