HP 1420-0656 - 6V battery - 6.5Ah, sealed, lead acid battery - Includes 5A, 250V slow-blow fuse and cable - Mounts in HP-PB I/O card cage Retail
HP 1420-0507 - 6V battery pack - 3.7Ah, lead acid battery pack with cable - Mounts in front part of power supply Retail
HP 1420-0389 - 6V battery - 6.5Ah, sealed lead acid battery with 5A, 250V fuse and attached cable - Mounts in front of power supply module Retail