HP 8121-0840 Replacement part is 490371-001

HP 719309-003 721092-001 854054-002 854054-003 854054-001 741727-001 740015-001 Laptop AC Adapter Charger Power Cord (Blue Tip Connector Only)

HP 490371-001 Power cord (Black) - 3-wire, 18 AWG, 1.8m (6.0ft) long - Has straight (F) C5 receptacle (for 120V in North America)Power cord (Black) - 3-wire conductor, 18AWG, 1.8m (6.0ft) long - Has straight (F) C5 receptacle (North America)

HP 693711-001 AC Smart power adapter (65 watt) - Non-power factor correcting (NPFC) - Requires separate 3-wire AC power cord with C5 connector (Discontinued by Manufacturer)

Set of 10 Self Adhesive Fire Extinguisher Signs, 4.25" x 11" - High Quality Decals.

HP​ Stream 11 13 14 (All Models) Compatible Part Numbers 740015-002 741727-001 Laptop Charger AC Adapter Power Supply Cord