Диаметр: 2,5mm.
Разъем питания для ноутбуков IBM используется в моделях:
IBM Thinkpad T40 Series: T40 2373-51A, T40 2373-72A, T40 2373-76A, T40 2374-GA3.
IBM Thinkpad T41 Series: T41 2373-7KA, T41 2373-SA7, T41 Series.
IBM Thinkpad T41p Series.
IBM Thinkpad T42 Series: T42 2373-3KG, T42 2373-7WA, T42 2373-KA6.
IBM Thinkpad T42p Series.
IBM Thinkpad T43 Series: T43 2669-A67.
IBM Thinkpad R50 Series: R50 1830-NA2.
IBM Thinkpad R50e Series: R50e 1834-A58, R50e 1834-MG2, R50e 1834-PKA.
IBM Thinkpad R50p Series.
IBM Thinkpad R51 Series: R51 1830-KA1, R51 2888-5RU.
IBM Thinkpad R51e Series.
IBM Thinkpad R52 Series: R52 1847-A12, R52 1858-NA5.