This charger can also be used in replacemnent of the earlier IBM 16V with 4.5A Power Adaptor Charger

~ IBM MODELS COMPABILITY ~

• ThinkPad 235, 240, 240X, 240Z, 290, 365, 365C, 365CD, 365CS, 365CSD, 365CSE, 365E, 365ED, 365X, 365XD, 380, 380D, 380D-MMX, 380E, 380ED, 380XC, 380XD, 380XD(Type 2635-Exx), 380Z(Type 2635-Bxx), 380Z(Type 2635-Hxx), 380Z(Type 2635-Jxx), 385, 385CD, 385D, 385D-MMX, 385ED, 385XD, 385XD(Type 2635-Dxx), 390, 390E, 390X, 535, 550, 560, 560C, 560E, 560X, 560Z, 570, 570E, 575, 575E, 600, 600A, 600D, 600E, 600X, 660, 701, 701C, 701CS, 701CX, 770, 770D, 770E, 770ED, 770X, 770Z series
• ThinkPad A20, A21, A22, A30, A31 series
• ThinkPad E530 series
• Thinkpad i1100, i1200, i1210, i1211, i1214, i1217, i1230, i1234, i1237, i1241, i1250, i1251, i1254, i1257, i1260, i1264, i1267, i1271, i1300 type 1171, i1310, i1320, i1321, i1330, i1334, i1335, i1337, i1340, i1351, i1361, i1370, i1374, i1375, i1377, i1381, i1391, i1400 type 2621, i1418, i1420, i1421, i1422, i1440, i1441, i1442, i1460, i1480, i1482, i1483, i1490, i1492, i1500 type 2621, i1540, i1541, i1542, i1560, i1562, i1572, i1592, i1700, i1720, i1721, i1750, i1800 series
• ThinkPad R30, R31, R32, R40, R50, R51, R52 series
• ThinkPad S30, S31 series
• ThinkPad T20, T21, T22, T23, T30, T40, T41, T42, T43, T51 series
• ThinkPad X20, X21, X22, X23, X24, X30, X31, X32, X40, X40 Tablet, X41 series
• TransNote Series and Netfinity 7000 M10
• ThinkPad Port Replicator II, and ThinkPad Multiple Battery Charger II.

Not sure about the compitability  Feel free to contact us!