Bare projector lamp bulb without housing for Panasonic PT-LW271 PT-LW321 PT-LX271 PT-LX321 PT-TW240 ET-LAL330 ET-LAL331 Compatibility - Panasonic PT-LW271, PT-LW321, PT-LX271, PT-LX321, PT-TW240 - Lamp models ET-LAL330 and ET-LAL331 - This listing is for the bare lamp only; housing is not included What you get - One bare lamp bulb (no housing) Key benefits - Direct replacement for the listed Panasonic projectors when paired with the appropriate lamp housing - Maintains projector brightness and imaging performance when installed correctly - Cost effective option if you already own a compatible lamp housing - Clear compatibility with the ET-LAL330 and ET-LAL331 lamp configurations Applications and scenarios - Classroom use with PT-LW271 or PT-LW321 for lectures and training - Office meetings and presentations using PT-LX271 or PT-LX321 - Event setups or rentals requiring a projector lamp replacement for PT-TW240 Installation note - Requires a compatible Panasonic lamp housing and proper installation by qualified personnel to ensure safe and reliable operation