Genuine Lithium Batteries for DIY Projects – Battery Hookup

The Original DIY Battery Company

The Original DIY Battery Company

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LABOR DAY 2026 WEEKEND SALE!

Battery with 2x 2900-3250mah 18650 Cells

Battery with 2x 2900-3250mah 18650 Cells

Regular price ~~$2.50~~ Sale price $1.25

3.2v 15ah 48wh LiFePo4 Cylindrical Cells - New

3.2v 15ah 48wh LiFePo4 Cylindrical Cells - New

Regular price ~~$3.50~~ Sale price $2.50

New Aluminum Cell Phone Charger Power Bank 3000mah with Cable

New Aluminum Cell Phone Charger Power Bank 3000mah with Cable

Regular price ~~$4.00~~ Sale price $2.00

3.2v 15ah 48wh LiFePo4 Cylindrical Cells - No Shrink Wrap

3.2v 15ah 48wh LiFePo4 Cylindrical Cells - No Shrink Wrap

Regular price ~~$2.75~~ Sale price $2.00

Used 25.6V 22ah 563wh LiFePO4 Battery with BMS

Used 25.6V 22ah 563wh LiFePO4 Battery with BMS

Regular price ~~$39.00~~ Sale price $30.00

Overstock 12.8V 10Ah 128Wh LiFePO4 Battery W/ BMS

Overstock 12.8V 10Ah 128Wh LiFePO4 Battery W/ BMS

Regular price ~~$16.00~~ Sale price $12.00

52x 3.2v 280ah Lifepo4 Cells - 166v 280ah 46.48kWh - $15/kWh - Swollen

52x 3.2v 280ah Lifepo4 Cells - 166v 280ah 46.48kWh - $15/kWh - Swollen

Regular price ~~$950.00~~ Sale price $700.00

10kW Kelvin BTMS Battery Thermal Management System - 400-800V HV Liquid Cooling/Heating Chiller Unit

10kW Kelvin BTMS Battery Thermal Management System - 400-800V HV Liquid Cooling/Heating Chiller Unit

Regular price ~~$2,000.00~~ Sale price $1.00

Brand New - Low Price

New EVE 3.2V 20Ah C40 40135 LiFePO4 Cells + Cell Holders & Busbars

New EVE 3.2V 20Ah C40 40135 LiFePO4 Cells + Cell Holders & Busbars

Regular price $9.50

4x Sunwoda LF314 3.2v 314Ah LiFePo4 Prismatic Cells

4x Sunwoda LF314 3.2v 314Ah LiFePo4 Prismatic Cells

Regular price $180.00

New Case 4x EVE 3.2v 314ah MB31 Lifepo4 + Accessories!

New Case 4x EVE 3.2v 314ah MB31 Lifepo4 + Accessories!

Regular price $300.00

New Case 4x CALB 3.2v 314ah Lifepo4 Cells + Accessories!

New Case 4x CALB 3.2v 314ah Lifepo4 Cells + Accessories!

Regular price $300.00

New Case 4x Gotion 3.2v 340ah Lifepo4 + Accessories!

New Case 4x Gotion 3.2v 340ah Lifepo4 + Accessories!

Regular price $325.00

New Case 2x EVE MB56 3.2V 628Ah LiFePO4 + Busbars & Nuts!

New Case 2x EVE MB56 3.2V 628Ah LiFePO4 + Busbars & Nuts!

Regular price ~~$300.00~~ Sale price $275.00

New Case 4x ACE 3.2V 280Ah LFP Prismatic Cells — Overstock

New Case 4x ACE 3.2V 280Ah LFP Prismatic Cells — Overstock

Regular price $225.00

Used/Overstock Lifepo4 Cells

3.2v 15ah 48wh LiFePo4 Cylindrical Cells - New

3.2v 15ah 48wh LiFePo4 Cylindrical Cells - New

Regular price ~~$3.50~~ Sale price $2.50

3.2v 15ah 48wh LiFePo4 Cylindrical Cells - No Shrink Wrap

3.2v 15ah 48wh LiFePo4 Cylindrical Cells - No Shrink Wrap

Regular price ~~$2.75~~ Sale price $2.00

+ Threaded Nut - Threaded Post 3.2v 5000mah 32650 Lifepo4

+ Threaded Nut - Threaded Post 3.2v 5000mah 32650 Lifepo4

Regular price $2.00

LOW INVENTORY - 4x EVE LF206 3.22V 206Ah LiFePO4 Cells with Thick Welded Terminal Blocks + M6 Bolts

LOW INVENTORY - 4x EVE LF206 3.22V 206Ah LiFePO4 Cells with Thick Welded Terminal Blocks + M6 Bolts

Regular price $205.00

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Featured Lifepo4 Battery Modules

52x 3.2v 280ah Lifepo4 Cells - 166v 280ah 46.48kWh - $15/kWh - Swollen

52x 3.2v 280ah Lifepo4 Cells - 166v 280ah 46.48kWh - $15/kWh - Swollen

Regular price ~~$950.00~~ Sale price $700.00

Used 48v 30ah 1.536kWh Lifepo4 Battery With BMS

Used 48v 30ah 1.536kWh Lifepo4 Battery With BMS

Regular price $145.00

Used 51.2v 210ah 10.75kWh Lifepo4 Batteries - Needs BMS

Used 51.2v 210ah 10.75kWh Lifepo4 Batteries - Needs BMS

Regular price $860.00

12.8v 34ah 435.2wh LifePo4 Battery with BMS

12.8v 34ah 435.2wh LifePo4 Battery with BMS

Regular price $30.00

12.8v 32ah 410wh LifePo4 Battery with BMS

12.8v 32ah 410wh LifePo4 Battery with BMS

Regular price $29.00

25.6v 110ah 2816Wh Lifepo4 Battery - W/ BMS

25.6v 110ah 2816Wh Lifepo4 Battery - W/ BMS

Regular price $200.00

Used 28.8v 60ah Lifepo4 Modules

Used 28.8v 60ah Lifepo4 Modules

Regular price $85.00

Used 104.2V 100Ah 10.42kWh LiFePO4 Pack Balanced - Needs BMS

Used 104.2V 100Ah 10.42kWh LiFePO4 Pack Balanced - Needs BMS

Regular price $520.00

View All Lifepo4 Battery Modules

Featured Household Batteries

Free Batteries! - AA Full Box Untested Alkaline Batteries

Free Batteries! - AA Full Box Untested Alkaline Batteries

Regular price $0.00

New 24x 9v Batteries

New 24x 9v Batteries

Regular price $6.00

Free Batteries! - AAA Full Box Untested Alkaline Batteries

Free Batteries! - AAA Full Box Untested Alkaline Batteries

Regular price $0.00

10/100/400 PACK NEW LITHIUM CR123A 3V BATTERY

10/100/400 PACK NEW LITHIUM CR123A 3V BATTERY

From $5.00

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Featured Lithium Ion

New 3.6v 5000mAh BAK N21700CG-50 2170 Lithium Ion Cells

New 3.6v 5000mAh BAK N21700CG-50 2170 Lithium Ion Cells

From $2.50

New Aluminum Cell Phone Charger Power Bank 3000mah with Cable

New Aluminum Cell Phone Charger Power Bank 3000mah with Cable

Regular price ~~$4.00~~ Sale price $2.00

48v 6.4ah 307.84wh Lithium Ion 13s4p 52x 18650 Cells

48v 6.4ah 307.84wh Lithium Ion 13s4p 52x 18650 Cells

Regular price $17.00

Battery with 2x 2900-3250mah 18650 Cells

Battery with 2x 2900-3250mah 18650 Cells

Regular price ~~$2.50~~ Sale price $1.25

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Featured BMS

12v 4s 30a Lifepo4 BMS - Series Capable 12/24/36/48v

12v 4s 30a Lifepo4 BMS - Series Capable 12/24/36/48v

Regular price $11.00

Li-ion/Lifepo4 3s-20s 30a BMS WITH BALANCE

Li-ion/Lifepo4 3s-20s 30a BMS WITH BALANCE

From $10.00

Li-ion/Lifepo4 3s-21s 100a BMS W/ LOW TEMP CUTOFF

Li-ion/Lifepo4 3s-21s 100a BMS W/ LOW TEMP CUTOFF

From $39.99

8-24s 200a Li-Ion Lifepo4 BMS + UART + RS485 + CAN

8-24s 200a Li-Ion Lifepo4 BMS + UART + RS485 + CAN

Regular price $109.99

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LTO

36.8v 19ah LTO Toshiba SCiB 20,000 cycles! 16x 20ah Cells

36.8v 19ah LTO Toshiba SCiB 20,000 cycles! 16x 20ah Cells

Regular price $120.00

27.6V 45Ah 1242Wh LTO Toshiba SCiB 20,000 Cycles – 24x 23Ah Cells

27.6V 45Ah 1242Wh LTO Toshiba SCiB 20,000 Cycles – 24x 23Ah Cells

Regular price $209.00

Power Supplies and Testers

ZKETech EBC-A40L Capacity Tester 0-5v 40a Charge/Discharge

ZKETech EBC-A40L Capacity Tester 0-5v 40a Charge/Discharge

Regular price $249.99

ZKETech EBC-A20 Capacity Tester 30v 5a Charge 20a Discharge

ZKETech EBC-A20 Capacity Tester 30v 5a Charge 20a Discharge

Regular price $99.99

RC3563 Lithium Battery Internal Resistance Tester with 4-wire Probes

RC3563 Lithium Battery Internal Resistance Tester with 4-wire Probes

Regular price $49.99

Maisheng MP3040D Professional 0-30v 0-40a Adjustable Power Supply

Maisheng MP3040D Professional 0-30v 0-40a Adjustable Power Supply

Regular price $310.00

Featured Accessories

10kW Kelvin BTMS Battery Thermal Management System - 400-800V HV Liquid Cooling/Heating Chiller Unit

10kW Kelvin BTMS Battery Thermal Management System - 400-800V HV Liquid Cooling/Heating Chiller Unit

Regular price ~~$2,000.00~~ Sale price $1.00

Flexible Busbars for 280ah/314ah Prismatic Cells

Flexible Busbars for 280ah/314ah Prismatic Cells

Regular price $4.00

10.25" x 7.5" x 9.25" Battery Enclosure

10.25" x 7.5" x 9.25" Battery Enclosure

Regular price $10.00

New PCY-108F Pneumatic Energy Storage Precision Spot Welder – Brand New in Original Crate

Regular price $1,600.00

View All Accessories

Contact us for free local pickup!

1375b Adams Road

Bensalem Pa. 19020

Mon - Fri, 9am - 5pm

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