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XTend replacement computer battery
10.8 Volts – compatible with 11.1 V
5200 mAh or 95 Whr; also compatible with 4400 & 4800 mAh batteries
6 Cell Li-ion (HP ProBook 4520s Battery – 9 Cell 7800 mAh)

Black

30 day full satisfaction guarantee
300-500 recharge cycles
Check your current HP ProBook 4520s battery to ensure you are ordering the correct battery. It should match the picture above. This battery will provide about 2 hours to 3 hours of run time with this computer battery when new, depending on your energy use.

If you want even longer run time, check out our 9 cell battery which provides an extra 1- 2 hours of run time for a total of about 3-5 hours of battery run time. (HP ProBook 4520s Battery – 9 Cell 7800 mAh)

This battery replaces the Hewlett Packard ProBook 4520s series laptop batteries and a host more which are listed at the extreme bottom of this web page.

Replaces these many HP ProBook 4520s laptop battery part numbers:
92100018
587706-121
587706-131
587706-221
587706-241
587706-251
587706-421
587706-541
587706-741
587706-751
587706-761
592909-221
592909-241
592909-421
592909-721
592909-741
593553-056
593572-001
593573-001
693672-001
6BJXK01RWZBKDG
BQ350AA
BQ350AA#ABA
BQ350AA#AC3
BQ350AA#xxx
HSTNN-CB1A
HSTNN-CB1B
HSTNN-DB1A
HSTNN-DB1B
HSTNN-I85C
HSTNN-I85C-3
HSTNN-I85C-4
HSTNN-I85C-5
HSTNN-I86C
HSTNN-I86C-3
HSTNN-I86C-4
HSTNN-I86C-5
HSTNN-IB1A
HSTNN-LB1A
HSTNN-Q78C
HSTNN-Q78C-3
HSTNN-Q78C-4
HSTNN-Q81C
HSTNN-Q81C-3
HSTNN-Q81C-4
HSTNN-UB1A
HSTNN-W79C
HSTNN-W79C-5
HSTNN-W79C-7
HSTNN-W80C
HSTNN-XB1A
HSTNN-XB1B
HSTNN-YB1A
PH06
PH06047
PH06047-CL
PH09
PHO6