Replaces OEM # NP23LP Fits: NEC: NP-P401W, NP-P401WJL, NP-P401WJL-N2, NP-P401WJL-N3, NP-P451W, NP-P451WJL, NP-P451WJL-N2, NP-P451WJL-N3, NP-P451X, NP-P451XJL, NP-P451XJL-N2, NP-P451XJL-N3, NP-P501X, NP-P501XJL, NP-P501XJL-N2, NP-P501XJL-N3, NP-PE501X, NP-PE501XJL, NP-PE501XJL-N2, NP-PE501XJL-N3, P401W, P451W, P451X, P501X, PE501X, NP-P401WJL, NP-P401WJL-N2, NP-P401WJL-N3, NP-P451W, NP-P451WJL, NP-P451WJL-N2, NP-P451WJL-N3, NP-P451X, NP-P451XJL, NP-P451XJL-N2, NP-P451XJL-N3, NP-P501X, NP-P501XJL, NP-P501XJL-N2, NP-P501XJL-N3, NP-PE501X, NP-PE501XJL, NP-PE501XJL-N2, NP-PE501XJL-N3, P401W, P451W, P451X, P501X, PE501X; DUKANE: 456-6640W, I-PRO 6640W, I-PRO 6645, I-PRO 6645W, I-PRO 6650, ImagePro 6640W, ImagePro 6645, ImagePro 6645W, ImagePro 6650, I-PRO 6640W, I-PRO 6645, I-PRO 6645W, I-PRO 6650, ImagePro 6640W, ImagePro 6645, ImagePro 6645W, ImagePro 6650 Specs: 270 WATTS, 3000HRS, COMPATIBLE HOUSING & BULB Brand New GreenTech replacement lamp - 6 Month Replacement Warranty