Batteries & Power Tool Packs

Keep your tools running at full power with our comprehensive range of batteries, power tool packs, adapters, chargers, and battery management systems. Whether you're a seasoned tradesperson, a passionate DIYer, or an electronics enthusiast, we stock everything you need to maximise the performance and lifespan of your cordless tools and battery-powered devices. Compatible with leading brands including DeWalt, Makita, Milwaukee, Ridgid, AEG, Bosch, and Dyson, our collection ensures you'll never be caught without power on the job.

Why Shop Our Batteries & Power Tool Packs?

Wide Compatibility: Adapters and chargers designed for all major power tool brands.
Quality Components: From 18650 cells to BMS boards and PCB assemblies, every part is built to perform.
DIY-Friendly Kits: Rebuild or upgrade your existing battery packs with ease.
Reliable Protection: Battery management systems to safeguard against overcharge, over-discharge, and short circuits.
Versatile Power Solutions: Convert your tool batteries into portable power stations for off-grid use.

Shop by Type

Browse our full selection of battery-related products organised by type:

Battery Adapters & Connectors – Cross-brand compatibility for Makita, DeWalt, Bosch, Milwaukee, Ridgid & AEG.
Battery Chargers – Replacement and universal chargers for 18V and 21V lithium-ion tool batteries.
BMS & Protection Boards – Keep your packs safe and balanced during charge and discharge cycles.
Battery Cases & Storage – Waterproof holders, multi-slot cases, and DIY pack enclosures.
Power Inverters – Convert tool battery power to AC or USB output in the field.
Testing & Diagnostics – Internal resistance testers and test stands for 18650 cells.
18650 & 21700 Cell Components – Spring contacts, nickel plates, PCBA kits, and more.

Learn more: EPA guidance on lithium-ion battery handling

Frequently Asked Questions

Q: Are these battery adapters compatible with all major power tool brands?

A: Yes! Our battery adapters are designed to work across multiple leading brands including Makita, DeWalt, Milwaukee, Bosch, Ridgid, and AEG. Always check the product listing for specific compatibility details before purchasing to ensure the adapter matches your tool's voltage and connector type.

Q: What is a BMS (Battery Management System) and do I need one for my power tool pack?

A: A Battery Management System (BMS) is an electronic circuit board that monitors and protects your lithium-ion battery pack from overcharging, over-discharging, overheating, and short circuits. If you are building or rebuilding a DIY battery pack for power tools, a BMS such as our 18V 21V 20A BMS Li-Ion Battery Protection Board is strongly recommended to extend battery life and ensure safe operation.

Q: Can I use a power tool battery to run household appliances?

A: Yes — with the right equipment. Our 150W Power Inverter for DeWalt Milwaukee Makita 18V Battery converts your 18V tool battery's DC power into AC output, allowing you to run small appliances or charge devices via USB Type-C in the field or during a power outage.

Q: What are 18650 batteries and what are they used for in power tools?

A: 18650 batteries are cylindrical lithium-ion cells (18mm diameter, 65mm long) widely used in power tool battery packs, flashlights, e-bikes, and other high-drain devices. Our range includes 18650 Spring Contact Battery Sheets and waterproof 18650 storage cases to support DIY battery building and safe cell storage.

Q: How do I know which battery charger is right for my Makita tool?

A: Check your Makita battery's voltage rating (typically 18V) and model number (e.g., BL1830, BL1860). Our 18V 21V Li-ion Battery Charger Replacement for Makita BL1830 BL1860 is a direct-fit replacement compatible with the most common Makita 18V slide-style batteries. Always match the charger's output voltage to your battery's rated voltage.