Top 10 Best bosch battery adapter in 2026

Last Updated - 6/22/2026

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QINIZX

Battery Adapter for Bosch 18V Lithium-Ion Cordless Tool, Compatible with Dewalt 20V Max/ Milwakee M18 18V Li-ion Battery Convert to Bosch 18Volt Compact Lithium Batteries BAT608 BAT609 BAT612 BAT618

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Converter Function: This battery adapter can compatible with Dewalt 18V/20V max and Milwaukee M18 18V li-ion slide battery to make them apply to Bosch 18V lithium-Ion cordless tools. Let you enjoy the benefits of extended lithium ion battery operation time on existing 18V tools instruments. Replacement for Bosch 18 V lithium batteries: BAT609, BAT609G, BAT610G, BAT611, BAT612, BAT618, BAT618G, BAT619, BAT619G, BAT620, BAT622, etc.
•Applicable Battery Models: The bottom of 18V adapter can compatible with Dewalt 18V 20V max Lithium-ion battery, eg. DCB180, DCB181, DCB184, DCB200, DCB201, DCB203, DCB204, DCB205, DCB206, DCB609 DCB606 DCB180 etc. and compatible with Flexvolt 20V max battery; It also compatible with Milwaukee M18 18V li-ion battery, eg. 48-11-1811, 48-11-1815, 48-11-1820, 48-11-1822, 48-11-1840, 48-11-1841, 48-11-1850, 48-11-1852, etc.
•NOT Suitable Models for Bosch: Please be careful, this adapter NOT SUITABLE for Bosch 18V LITHIUM battery models: 2607336039/ 2607335040 / 2607336207 / 2607336208 / Power 4A II / for AHS 48 LI / for AHS 52 LI / for ART 26 LI / for PSB 18 LI-2 / for PSB 18 LI-2H / for PSM 18 LI / for PSR 18 LI-2 / for PSR 18 LI-2H / for PST 18 LI / for UNEO MAXXH / for Uneo Maxx Tools Model / for PST 18LI / for LAMP PML 18 LI;
•Safe protection: There are short circuit protection, overcurrent protection, undervoltage protection and low power consumption; Tips: The Maximum initial battery voltage (measured with no workload) is 20 volts, the Nominal voltage is 18 volts; NOTE: This adapter is not suitable for any charger for power tool battery charging. If you need to charge your batteries, please use the original battery chargers.
•Quality Service: Made of high quality ABS+PC material, durable and convenient, Small size (110x70x50mm/4.33x2.75x1.97inch), easy to carry and store, convenient to use and with good performance; If you have any questions or encounter any problems while using this 18v adapter, please contact us proactively. We will reply promptly during working hours and do our best to solve your problem.

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$15.99

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Ensayeer

Ensayeer Power Wheel Adapter with Fuse&Switch, Secure Battery Adapter for 20V MAX Lithium Battery,with 12 Gauge Wire, Good Power Convertor for DIY Ride On Truck, Robotics, RC Toys and Work Lights

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Compatibility: Our battery power connector is well-made, snug fit your battery, can install and lock your battery easily. Compatible with 20V MAX series lithium-ion batteries.
•Safety Design: For your safety, our product has some security design. The switch ensures you can turn on&off the battery easily. The fuse supply overpowers protection. The copper contact improves the conductivity and safety. Heat-resistance 12 AWG wire is suitable for high-power batteries.
•Easy to Install: Just move the power adapter to the inside of the groove, then push the converter and ensure it had locked the battery. ( Tips: If you want to remove the adapter from the battery, Please press down the buckle of the battery, then remove it. ）, there are 2 fixing screw holes on the adapter for easy fixing with screws.
•Versatility: Power wheels adapter has 12.6 inches of 12 gauge wire installed; Maximum permissible current 20A, You can use it to upgrade your power wheels, toys, or Robotics DIY, high power application, etc. Let your kids have nearly endless power wheels fun with a 5-second battery swap out!
•High-quality: Made of high-quality ABS Plastic，excellent scratch&shock resistance and chemical resistance and is impervious to heat, moisture, perfect for indoor and outdoor use. 1-year replacement service!

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$14.99

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Sfablosm

for Power Wheel Adapter for Bosch 18V Li-ion Battery Adapter with 40A Fuse Holder and Wire Harness Connector Compatible with Peg-Perego Kids 12V Ride-on Toy (Blue)

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Easy to Install: Move the adapter into the groove of the battery to fix and lock it in place. Please remove it when not in use.
•Compatibility:The Adapter is compatible with Bosch 18V Li-ion Battery（Blue Type）.Compatible with Peg-Perego 12-volt ride on toys, convenient for you to connect the battery adapter.
•Including:The battery adapter comes with Wire Harness Connector, with a fuse holder and three 40A fuses, screws.12AWG Wire with 40A Fuse
•Note: This adapter is not a charger, it only outputs the voltage and power directly from your battery. If you don’t use it for a long time, please be sure to remove the battery from the adapter
•Safety:this converter have added and equipped a fuse, which can increase the safety of the product.

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$12.99

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QINIZX

QINIZX Power Wheels Adaptor for Bosch/Makita 18V 14.4V Battery Power Mount Connector Adapter Dock Holder with 12 awg Wires DIY Power Tools RC Toys

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Compatible Models: This Battery Adapter compatible with Makita BL1820/BL1830/BL1840 18V lithium batteries. and it also compatible with Bosch BAT series 18V Li-ion batteries. NOTE that this is not a charger or converter, it only outputs battery voltage and power directly from your battery.
•Professional Design: Perfect interface design, lightweight, convenient to carry and easy to use; 2 heat-resistance wires gives you access to the electrical terminals for electrical projects.
•Widely Application: Upgrade your power wheels/toys or Robotics DIY. Suitable for high power applications. Enjoy yourself in DIY on upgraded power wheels and modified your tools.
•High Quality Material: Made of High Quality Plastics, Strong, durable and safety to use. Heavy duty for both indoor and outdoor use.
•Customer Service: If you have any questions or encounter any problems while using this 18v Adapter, please contact us proactively. We will reply promptly during working hours and do our best to solve your problem.

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$12.99

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QINIZX

Battery Adapter for Makita to Bosch 18V Lithium-Ion Cordless Tool, Convert Makita 18V LXT Lithium-Ion Batteries BL1830 BL1840 BL1850 BL1860 to Bosch Li-ion Battery Converter BAT609 BAT612 BAT618

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Adapter Converter Feature: This 18V Battery Adapter only can compatible with Makita 18V Li-ion slide battery to make them apply to Bosch 18V Lithium-Ion cordless tools. Let you enjoy the benefits of extended lithium ion battery operation time on existing 18V tools instruments. Replacement for Bosch 18V Li-ion battery, eg. BAT609, BAT610, BAT611, BAT612, BAT618, BAT618G, BAT619, BAT619G, BAT620 etc.
•Applicable Battery Models: The bottom of this adapter is only compatible with Makita 18V Lithium Ion battery, eg. BL1860B BL1860 BL1850B BL1850 BL1840BL1830B BL1830 BL1820 BL1815 BL1415 BL1445 etc. . MUST NOTE: Can NOT be used for power tool battery charging, this adapter will Not fit into any chargers. (please use original charger).
•NOT Suitable Models for Bosch: Please be careful, this adapter NOT SUITABLE for Bosch 18V LITHIUM battery models: 2 607 336 039/2 607 335 040/2 607 336 207/2 607 336 208 / Power 4A II / for Bosch AHS 48 LI / for Bosch AHS 52 LI / for Bosch ART 26 LI / for Bosch PSB 18 LI-2 / for Bosch PSB 18 LI-2H / for Bosch PSM 18 LI / for Bosch PSR 18 LI-2 / for Bosch PSR 18 LI- 2H / for Bosch PST 18 LI / for Bosch UNEO MAXXH / for Bosch Uneo Maxx / for Bosch PST 18LI / for Bosch LAMP PML 18 LI;
•Safe Protection: There are short circuit protection, overcurrent protection, undervoltage protection and low power consumption. Tips: The Maximum initial battery voltage (measured with no workload) is 20 volts, the Nominal voltage is 18 volts; Please remove it from the battery when not in use, it is safe to use.
•Durable and Convenient: This cordless power tools adapter made of ABS + PC material, strong and durable. Professional compact design and easy installation. Convenient to carry and easy to use. Size about 110x70x50mm/4.33x2.75x1.97inch.

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$15.99

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FDBIEBCV

Bosch to Dewalt 18V Battery Adapter - Converts DCB184/181/182/200/201 etc.

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•The adapter allows listed lithium batteries to be used in for De-walt 20V max lithium battery rechargeable power tools, allowing you to experience the benefits of lithium batteries for extended run times on your existing 20V tools.
•Allows the use of 18V lithium batteries and replacement batteries for Bosch BAT609, BAT610, BAT611, BAT612, BAT618, BAT6L 8G, BAT619, BAT619G, BAT620 and other batteries.
•Use for Dewalt 20V MAX lithium cordless power tools ：DCD777C2/DCD791B/ DCD780B/DCD740C1/DCD740/ DCF880C1-JP/ DCF883B/ DCF883L2/DCF885C1/DCG412B/ DCG412L2/DCG412/DCS331B/ DCS331L1/ DCS331L2/DCS331N
•The maximum initial battery voltage (measured without load) is 20 volts, and the nominal voltage is 18 volts.
•It cannot be used to charge the battery of a power tool, and the adapter cannot be plugged into any charger. If you need to charge the power tool battery, use the original battery charger.

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$14.99

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QINIZX

QINIZX Battery Adapter for Bosch to Milwaukee M18 18V Lithium-Ion Cordless Tool, Convert Bosch 18V Lithium Battery BAT609 BAT612 to Milwaukee 18-Volt Lithium Battery Converter

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Adapter Converter Function: This BS18ML-Battery Adapter only can compatible with Bosch 18V Li-ion slide compact battery to make them compatible for milwaukee 18V Lithium-Ion cordless tools. and let you enjoy the benefits of extended run-time of Li-Ion Batteries on your existing 18V tools. After install your battery, this converter can replacement for milwaukee-18V-m18 Li-Ion Battery.
•Applicable Battery Models: The bottom of this adapter is only compatible with Bosch 18v li-ion batteries BAT609, BAT610, BAT611, BAT612, BAT618, BAT6l8G, BAT619, BAT619G, BAT620 etc.. NOTE: NOT Support charging Bosch battery with Milwaukee chargers (please use original charger).
•Built-in Protection: There is a short circuit protection, Over current protection, Undervoltage protection and Low power consumption. Professionally designed, the converter can be converted without loss.(This adapter can not be used for battery charging.)
•Quality Material: Made of ABS+PC material, strong reliable and convenient. Small size, easy to carry and store, convenient to use and with good performance. Tips: The Maximum initial battery voltage (measured with no workload) is 20 volts, the Nominal voltage is 18 volts; Size approx. 4.3x2.8x1.8inch.
•Customer Service: If you have any questions or encounter any problems while using this 18v adapter converter, please contact us proactively. We will reply promptly during working hours and do our best to solve your problem.

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$16.38

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AMZISCONV

AMZISCONV for Bosch 18V Battery Power Wheels Adapter Converter Battery DIY Conversion Kit-2Pcs

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•【Compatible with Bosch 18V Li-ion battery】 work with for Bosch 18V Lithium GBA-Battery
•【Better security】our product upgrade has some security design. Equipped with 30Amp fuse protects the battery equipment from being damaged by excessive power. Waterproof fuse holder rubber cap fits on tightly to protect blade fuse inside. High quality silicone copper wire improves the conductivity and safety, heat-resistance 14 AWG wire is suitable for high-power applications.
•【Multi-scene use】 The power wheel adapter is installed with 8" 14 gauge wire; you can use it to upgrade your power wheel, RC toys, robot DIY, etc. The maximum allowable current is 30A. Meet your multiple DIY needs and you can let your kids enjoy the endless fun brought by the power wheel.
•【Full of fun and Creative】 Power wheels adaptor has installed 14 AWG wire.Enjoy yourself in DIY! You can use it to upgrade your power wheels,toys or Robotics DIY,high power application,work light and etc
•【Package Includes】2- adapter+ 6-fuse + 2-wiring terminal (Battery not included)

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$21.99

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BOSCH

BOSCH GAA18V-48N 18V USB Portable Power Adapter

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•POWER BACKUP TO STAY ON THE JOB: USB adapter charges phones and tablets on the job or anywhere
•COMPATIBLE AND VERSATILE: Works with Bosch 18V Li-ion batteries to deliver power to any 5V USB or 12V DC device(s)
•DUAL USB CHARGING: Charges two devices simultaneously, 2.4 Amps per outlet
•HEATED-WORKWEAR COMPATIBLE PORT: Stay warm during long, cold days
•METAL BELT CLIP: Provides additional user convenience
•SLEEP MODE: Helps prevent overcharging
•POWER ON BUTTON: Activate power and charging

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$43.95

$59.00

-26%

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Terrafirma Technology

H Battery Adapter for Bosch 18v Dock Power Connector 18 volt12 Gauge Robotics

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Includes 1 RED PETG battery adapter for Bosch 18V lithium-ion battery
•Adapter has 10 inches of 12 gauge wire installed; ready for high power applications.
•Increased impact resistance
•Increased heat resistance (80C)
•Increased chemical resistance

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$19.20

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