Original inside lamp for OPTOMA DX313 projector - Replacement for BLFU190C and PQ4842401, ensuring compatibility with the DX313 - Engineered to the correct size to fit the DX313 lamp housing - Built to the original specification for reliable illumination and projector performance - Supports seamless operation and helps maintain the projector’s functionality - Easy OEM replacement for a direct, drop-in installation Use scenarios - Classroom projection: replace a worn lamp to restore reliable projection during lessons - Office meetings: keep a spare lamp on hand to prevent downtime during presentations - Home theater or personal use: maintain consistent lighting for movies and other viewing activities Compatibility and function - Fits OPTOMA DX313 and replaces BLFU190C - Also replaces PQ4842401 to ensure broad compatibility within the same model ecosystem - Designed to deliver dependable illumination to support overall projector performance