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CMOS Memory Backup Batteries
Search by Battery or Device Model


Battery Specialists 840B
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Battery Specialists B9593T


ENERGY+ CR2025-WR
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Renata CR2032TS 5-Pack


CMOS batteries come in many different sizes and chemistries. We have a large selection of Ni-CD, Ni-MH, and lithium backup batteries for laptop and desktop CMOS/BIOS setup configuration programs. Our CMOS batteries are available for a range of systems and brands, including Toshiba, Canon, IBM/Lenovo, HP/Compaq, and more.


Battery Specialists 840B, 840, 841, 3LF22 for Apple desktops Alkaline Pack for Clock Memory Support
Price: $10.95
STOCKED ITEM
As low as
$8.95ea for 20+
4.5 Volts 550mah
Alkaline Battery
Replaces: 160255-001, 3LF22-BP, 840, 841, 922-0750, GPBUS-3LF22-6, RAYOVAC 840, RAYOVAC 841
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Battery Specialists 844A, 844, B9780 Alkaline Pack for Clock Memory Support
Price: $10.95
STOCKED ITEM
As low as
$8.95ea for 20+
4.5 Volts 1100mah
Alkaline Battery
Replaces: 160255-001, 160274-001, 304320-003, 3LF22, 6135-01-318-5001, 840, 841, 844, 844A, 922-0750, RAYOVAC 840, RAYOVAC 841, RAYOVAC 844, RAYOVAC 844A
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Battery Specialists B9593T CMOS Memory Backup
Price: $12.95
STOCKED ITEM
3.6 Volts 2250mah
Lithium Battery
Replaces: 140148, 158-060229-000, 175000-007, 1AA/C, 3PD1000, 418-0054, 594-274, E5040, EP-5242/W, EP5242/W, LTC-16P-CO-FS15, LTC-16P-CO-FS8, PB33N, TL-5009/W, TL-5134/W, TL-5135/W, TL-5242, TL-5242/P, TL-5242/PW, TL-5242/W, TL-5283/C, TL5009/W, TL5134/W, TL5135/W, TL5242/P, TL5242/PW, TL5242/W, TL5283/C, G4BATT32, G4 BATT 32


Dallas Semiconductor DS12887, 107872-001, 91.AA006.003, BQ3287MT, DS1287, M48T86, M48T86PCI, MK48T87B Clock Chip w/ Battery
Price: $16.50
Usually Ships in 4-7 Days
3 Volts 38mah
Lithium Battery
Replaces: 107872-001, 91.AA006.003, BQ3287MT, DS1287, M48T86, M48T86PCI, MK48T87B
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Dallas Semiconductor DS12887A, MK48T87AB, OEC12C887A Clock Chip w/ Battery
Price: $16.50
Usually Ships in 4-7 Days
3 Volts 38mah
Lithium Battery
Replaces: DS12887, DS12887A, MK48T87AB, OEC12C887A
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Electrochem 3B50, BCX85, BCX72, Currently shipping 3B6050 Lithium Wafer Cell for Industrial and Memory Applications
Price: $32.00
STOCKED ITEM
3.9 Volts 1000mah
Lithium Battery


Electrochem 3B880, QTC85, Currently shipping 3B6880 Lithium Wafer Cell for Industrial and Memory Applications
Price: $24.95
STOCKED ITEM
As low as
$20.00ea for 20+
3.6 Volts 1000mah
Lithium Battery
Replaces: 34-1054, 3B0880, 3B6880, QTC85, QTC85 3B0880, QTC85 3B6880, QTC85 3B880, QTC85 PC, QTC85-3B0880, QTC85-3B6880, QTC85-3B880
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ENERGY+ B9591T PC/AT Clock battery
Price: $24.95
STOCKED ITEM
7.2 Volts 2500mah
Lithium Battery
Replaces: 175000-006, 418-0074, 8286121, BR-E2, TL5257
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ENERGY+ B9632T, P000106930, P000137460, PA8504U, T3101210, T3150430 CMOS Memory Backup
Price: $15.00
STOCKED ITEM
3.6 Volts 2250mah
Lithium Battery
Replaces: P000106930, P000137460, PA8504U, T3101210, T3150430


ENERGY+ CR2016-WR, for Compaq Armada M300, M700, Presario 300 series laptop and notebook computers RTC Battery for Compaq Armada Presario
Price: $15.00
STOCKED ITEM
3 Volts 75mah
Lithium Battery
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ENERGY+ CR2025-WR, 02K6486, 02K6502 RTC for Laptops
Price: $12.50
STOCKED ITEM
3 Volts 165mah
Lithium Battery
Replaces: 02K6486, 02K6502
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ENERGY+ CR2032-TP700, For IBM 700 & 720 RTC
Price: $12.00
STOCKED ITEM
3 Volts 20mah
Lithium Battery
Replaces: 44G3778, 49G2137


ENERGY+ CR2032-TPX, CR-2032-2E31R+, 02K6541, 02K6572 RTC for Laptops
Price: $15.00
STOCKED ITEM
3 Volts 220mah
Lithium Battery
Replaces: CR-2032-2E31R+, CR2032-TPX, AHL03003095, 02K6541, 02K6572, 12J1671, 12J1695
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ENERGY+ CR2032-V30, 384626-001, 417076-001 RTC for HP Compaq Persario Laptops
Price: $11.00
STOCKED ITEM
3 Volts 225mah
Lithium Battery
Replaces: 384626-001, 417076-001
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ENERGY+ CR2330-TPXD, RTC Battery for IBM ThinkPad 380 385 560 CR2330-TPXD
Price: $17.00
STOCKED ITEM
3 Volts 260mah
Lithium Battery
Replaces: 02K6487, 02K6498


ENERGY+ CR2430-WR, for NEC Versa RTC
Price: $9.00
STOCKED ITEM
3 Volts 280mah
Lithium Battery
Replaces: 804-021107-003A, 804-021204-001A
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ENERGY+ FL2/V11H-WT, for various Toshiba Satellite RTC
Price: $12.00
STOCKED ITEM
2.4 Volts 15mah
Nickel-Metal Hydride (Ni-Mh), High Capacity replacement for Ni-Cd (Ni-Cad, Nickel Cadmium) Battery
Replaces: P000268840, P71035001119, P71035009115
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ENERGY+ FL3/V30H-WR, For NEC, Sharp, TI RTC
Price: $18.00
STOCKED ITEM
3.6 Volts 30mah
Nickel-Metal Hydride (Ni-Mh), High Capacity replacement for Ni-Cd (Ni-Cad, Nickel Cadmium) Battery
Replaces: 808-875692-069A, 9805704-0001


ENERGY+ FL6/V110H-WR, for Toshiba brand Satellite, Tecra series laptop and notebook computers Resume Battery for Toshiba
Price: $25.00
STOCKED ITEM
7.2 Volts 110mah
Nickel-Metal Hydride (Ni-Mh), High Capacity replacement for Ni-Cd (Ni-Cad, Nickel Cadmium) Battery
Replaces: P000201750, P0000209360, P71007005015, P71044001117
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ENERGY+ FL6/V20HR-WL, for Dell Inspiron 2100, 500M, 600M, Latitude D500, D510, D520, D600, D610, L400, LS, LSH, LST series laptop notebook computers Resume Battery for Dell
Price: $17.95
STOCKED ITEM
7.2 Volts 22mah
Nickel-Metal Hydride (Ni-Mh), High Capacity replacement for Ni-Cd (Ni-Cad, Nickel Cadmium) Battery
Replaces: 03D278, 03R459, 3D278, 3R459, D1004
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Maxell CR2032-FT42 RTC
Price: $4.99
STOCKED ITEM
3 Volts 220mah
Lithium Battery
Replaces: 639-CR2032-FT42, CR2032-FT42, CR2032-FT4-2, CR2032-RV


Maxell CR2450-FR21, CR2450-FT1, CR2450-FT2-1, CR2450-NRH RTC
Price: $4.99
STOCKED ITEM
3 Volts 500mah
Lithium Battery
Replaces: CR2450-FT21, CR2450-FT1, CR2450-FT2-1, CR2450-NRH
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Sanyo CR1/3N-SLF CMOS Memory Backup
Price: $5.99
STOCKED ITEM
As low as
$3.64ea for 12+
3 Volts
Lithium Battery
Replaces: CR1/3N-3PIN, CR1/3N-SLF, CR-1/3N-3PIN, CR-1/3N-SLF
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Tadiran TL-2450, MC-BATT Industrial and Memory Applications
Price: $12.95
STOCKED ITEM
As low as
$10.00ea for 25+
3.6 Volts 550mah
Lithium Battery
Replaces: 5150002433, 690-006, D4-MC-BAT, IC655ACC549, IC655ACC549A, MC-BATT, RB-7, TL5186


Tadiran TL-5134, TL5134, TL5134P, TL-5134/P Industrial and Memory Applications
Price: $11.50
STOCKED ITEM
3.6 Volts 1000mah
Lithium Battery
Replaces: 94048301, TL-5134/P, , TL5134, TL5134/P
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Tadiran TL-5135, TL5135, TL-5135/P, TL5135/P Industrial and Memory Applications
Price: $14.00
STOCKED ITEM
3.6 Volts 1700mah
Lithium Battery
Replaces: 1770-HMA, 1771-HMA, 94048301, TL-5135/P, TL5135, TL5135/P, EVE ER32L100, ER32L 100
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Tadiran TL-5186, Shipping TL-2450 Replacement Industrial and Memory Applications
Price: $12.95
STOCKED ITEM
As low as
$10.00ea for 25+
3.6 Volts 400mah
Lithium Battery
Replaces: 5150002433, 690-006, D4-MC-BAT, IC655ACC549, IC655ACC549A, MC-BATT, RB-7, TL5186


Tadiran TL-5186-WR, TL5186-WR Industrial and Memory Applications
Price: $14.00
STOCKED ITEM
3.6 Volts 370mah
Lithium Battery
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Varta 2/V80H-LPC, 2-Pin 2/60DK-PC Rechargeable for Memory Support
Price: $8.95
STOCKED ITEM
2.4 Volts 80mah
Nickel-Metal Hydride (Ni-Mh), High Capacity replacement for Ni-Cd (Ni-Cad, Nickel Cadmium) Battery
Replaces: 2/60DK-PC2, 55608302015
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Varta 2/V80H-SLF, 3-Pin Rechargeable for Memory Support
Price: $8.95
STOCKED ITEM
2.4 Volts 80mah
Nickel-Metal Hydride (Ni-Mh), High Capacity replacement for Ni-Cd (Ni-Cad, Nickel Cadmium) Battery
Replaces: 2/60DK-PC3, 55608302059


Varta 3/V80H-LPC, 2-Pin, 3-51FT-A, 3/V60R, 3/V60R-PC, 3/V70H, 3/V70H-PC, 3/V80H, 3/V80H-PC, GB50H-3 Rechargeable for Memory Support
Price: $8.95
STOCKED ITEM
3.6 Volts 80mah
Nickel-Metal Hydride (Ni-Mh), High Capacity replacement for Ni-Cd (Ni-Cad, Nickel Cadmium) Battery
Replaces: 3-51FT-A, 3/V60R, 3/V60R-PC, 3/V70H, 3/V70H-PC, 3/V80H, 3/V80H-PC, GB50H-3
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Varta 3/V80H-SLF, 3-Pin, 3/V60R-PC3, 3/V70H-PC3, 3/V80H-PC3 Rechargeable for Memory Support
Price: $10.95
STOCKED ITEM
3.6 Volts 80mah
Nickel-Metal Hydride (Ni-Mh), High Capacity replacement for Ni-Cd (Ni-Cad, Nickel Cadmium) Battery
Replaces: 3/V60R-PC3, 3/V70H-PC3, 3/V80H-PC3
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Varta 4/V80H-LPC, 2-Pin Rechargeable for Memory Support
Price: $10.95
STOCKED ITEM
4.8 Volts 80mah
Nickel-Metal Hydride (Ni-Mh), High Capacity replacement for Ni-Cd (Ni-Cad, Nickel Cadmium) Battery


Varta 4/V80H-SLF, 3-Pin Rechargeable for Memory Support
Price: $10.95
STOCKED ITEM
4.8 Volts 80mah
Nickel-Metal Hydride (Ni-Mh), High Capacity replacement for Ni-Cd (Ni-Cad, Nickel Cadmium) Battery
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Varta 55611 703 012, DS3GT, DS3SD Rechargeable for Memory Support
Price: $18.95
STOCKED ITEM
3.6 Volts 180mah
Nickel-Metal Hydride (Ni-Mh) Battery
Replaces: 53010703012, 53310703012, 55615703012, DS3GT, DS3SD
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Varta V200H-3ME, For Mitsubishi MR-S11, MR-S12 Series Servo Amplifiers Rechargeable for Memory Support
Price: $39.95
STOCKED ITEM
3.6 Volts 200mah
Nickel-Metal Hydride (Ni-Mh), High Capacity replacement for Ni-Cd (Ni-Cad, Nickel Cadmium) Battery
Replaces: 3/V200H, 3GB170-F, 3GB280-F, 3GB320-F, C0307, C0307-1, C0308, GB150H-3F, GB250-3FB2, GB250H-3F


Varta V20HR-WC, RTC for Dell Axim X3 X3i X30 Rechargeable for Memory Support
Price: $15.95
STOCKED ITEM
1.2 Volts 22mah
Nickel-Metal Hydride (Ni-Mh) Battery