Original inside lamp module for Optoma GT5500+ projector. This authentic replacement part is designed to SP.71K01GC01 and BLFU190G, restoring the projector's original brightness and image quality. Key benefits OEM replacement lamp module for Optoma GT5500+ ensures authentic brightness, color, and performance. Direct plugin replacement that fits the original lamp compartment, minimizing downtime and installation effort. Consistent light output and image stability to deliver reliable performance over its service life. Built with OEMgrade components and housing to meet Optoma specifications. Key attributes Functionality: Inside lamp module with integrated lamp and housing for immediate replacement. Compatibility: Fits Optoma GT5500+ projectors; replaces SP.71K01GC01 and BLFU190G. Size and fit: Engineered to match the original lamp module dimensions and pin configuration for a seamless fit. Material and construction: OEMgrade components designed for reliability in projector environments. Performance: Restores original brightness and imaging quality when installed. Use cases Home cinema setup with Optoma GT5500+ for movie nights and streaming. Classroom or lecture hall presentations where consistent brightness is needed. Small to medium business meeting rooms for clear, sharp presentations and training sessions. Installation notes Replacement should be performed by qualified personnel following safety procedures and the projector's service manual.