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

~ IBM MODELS COMPABILITY ~

Earlier Models 
130, 235, 240X, 240Z, 390, 240X, 240Z, 340, 345, 360, 370, 380, 365, 365C, 365CD, 365CS, 365CSD, 365E, 365ED, 365X, 365XD, 380, 380D, 380D-MMX, 380E, 380ED, 380XD, 380Z, 385, 385CD, 385D, 385D-MMX, 385ED, 385XD, 390X, 535, 550, 560, 560C, 560E, 560X, 560Z, 570, 570E, 600, 600A, 600E, 600X, 701, 701C, 701CS, 770, 770E, 770ED, 770X, 770Z

A Series:
A20, A20, A20M, A20P, A21, A21E, A21M, A21P, A22E, A22M, A22P, A30, A30 series, A30P, A31, A31P

E Series:
E530 

i Series:
i-1200, i-1210, i-1211, i-1241, i-1251, i-1271, i-1300, i-1300 series, i-1321, i-1340, i-1351, i-1351, i-1391, i-1418, i-1420, i-1421, 1441, i-1442, 1460, 1480, i-1482, i-1500, i-1700, i-1720, i-1721, i-1351, i-1361, i-1391, i-1418, i-1420, i-1421, i-1441, i-1442, i-1460, i-1480, i-1482, i-1500, i-1500, i-1700, 1-1720, 1-1721

R series
R30, R31, R32, R40, R40E, R50, R50E, R50P, R51, R52

T Series
T20, T21, T22, T23, T30, T40, T40P, T41, T41P, T42, T42P, T43, T43P

X Series
X20, X21, X22, X23, X24, X30, X31, X40, X2660, X2661, X2662

Not sure about the compitability  Feel free to contact us!