This laptop battery can replace the following part numbers of TOSHIBA:

• PA3591U-1BAS
• PA3591U-1BRS

This laptop battery is also compatible with the following models of TOSHIBA:

• Equium L40 Series
• Equium L40-10U
• Equium L40-14I
• Equium L40-156
• Satellite L40 Series
• Satellite L40-10O
• Satellite L40-12K
• Satellite L40-12N
• Satellite L40-12W
• Satellite L40-12X
• Satellite L40-12Y
• Satellite L40-12Z
• Satellite L40-137
• Satellite L40-139
• Satellite L40-13C
• Satellite L40-13G
• Satellite L40-13S
• Satellite L40-143
• Satellite L40-14B
• Satellite L40-14D
• Satellite L40-14F
• Satellite L40-14G
• Satellite L40-14H
• Satellite L40-14N
• Satellite L40-14Y
• Satellite L40-157
• Satellite L40-15I
• Satellite L40-15J
• Satellite L40-15V
• Satellite L40-164
• Satellite L40-165
• Satellite L40-17O
• Satellite L40-17Q
• Satellite L40-17R
• Satellite L40-17S
• Satellite L40-17T
• Satellite L40-17U
• Satellite L40-18R
• Satellite L40-18S
• Satellite L40-18U
• Satellite L40-18W
• Satellite L40-18X
• Satellite L40-18Y
• Satellite L401
• Satellite L402
• Satellite L45 Series (except Satellite L45-S7xxx Series)
• Satellite L45-S2416
• Satellite L45-S4687
• Satellite Pro L40
• Satellite Pro L40 Series
• Satellite Pro L40-12Q
• Satellite Pro L40-12R
• Satellite Pro L40-12S
• Satellite Pro L40-12T
• Satellite Pro L40-135
• Satellite Pro L40-14R
• Satellite Pro L40-15A
• Satellite Pro L40-15C
• Satellite Pro L40-15D
• Satellite Pro L40-15E
• Satellite Pro L40-17F
• Satellite Pro L40-17G
• Satellite Pro L40-17H
• Satellite Pro L40-18J
• Satellite Pro L40-19I
• Satellite Pro L40-19O