HB1840-2R5606-R , 60F Supercap 2.5V Radial, Can 25 mOhm @ 100Hz 1000 Hrs @ 70°C 0.728" Dia (18.50mm). we specialize in Eaton (formerly Cooper Bussmann) HB1840-2R5606-R electronic components. HB1840-2R5606-R can be shipped within 24 hours after order.