Milwaukee Batteries
M18B5-TWIN
Milwaukee Batteries – Built for Maximum Runtime & Rugged Performance
Buy Genuine Milwaukee M18 & M12 Batteries Online in Ireland
Power your tools with confidence using Milwaukee REDLITHIUM™ batteries—engineered for extreme durability, longer runtimes, and top-tier performance in all conditions. Whether you're a professional tradesperson or a dedicated DIYer, we stock the full range of Milwaukee M18 and M12 batteries, ready to ship across Ireland.
✔️ 100% Genuine Milwaukee Power Tool Batteries
✔️ REDLITHIUM™ & HIGH OUTPUT™ Technology
✔️ Fast Nationwide Delivery Across Ireland
Our Milwaukee Battery Range
🔋 Milwaukee M18 Batteries (18V)
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Designed for the Milwaukee M18 cordless platform
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Available in 2.0Ah, 4.0Ah, 5.0Ah, 6.0Ah, 8.0Ah, 9.0Ah & 12.0Ah
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REDLITHIUM™ battery packs provide fade-free power and longer runtime
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HIGH OUTPUT™ models deliver cooler operation and up to 50% more power
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Shock-resistant, water-resistant and jobsite-tough
✅ Perfect for Milwaukee drills, saws, grinders, impact drivers, and nailers.
🔴 Milwaukee M12 Batteries (12V)
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Compact and lightweight, ideal for tight spaces and overhead work
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Available in 1.5Ah, 2.0Ah, 3.0Ah, 4.0Ah & 6.0Ah
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Compatible with the entire Milwaukee M12 cordless tool range
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REDLITHIUM™ tech improves performance in extreme temps
✅ Best choice for M12 impact wrenches, inspection cameras, ratchets & compact drills.
⚡ Milwaukee HIGH OUTPUT™ Batteries
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Run cooler and deliver more power under load
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Designed for high-demand tools such as circular saws, mitre saws & SDS drills
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Available in 6.0Ah, 8.0Ah and 12.0Ah capacities
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Ideal for demanding tasks and all-day use
✅ For pros who need longer runtime and ultimate power on site.
Why Buy Milwaukee Batteries From Us?
✔️ 100% Genuine REDLITHIUM™ Batteries – No knockoffs, no risks
✔️ Fast Delivery in Ireland – Get your batteries where you need them, fast
✔️ Full Compatibility – All batteries match Milwaukee M18 or M12 tools
✔️ Built for Jobsite Abuse – Weather, drops, and heat-resistant
✔️ Flexible Options – From compact to high-capacity packs
Milwaukee Battery Chart: Quick Guide
| Platform | Battery Type | Best For |
|---|---|---|
| M18 | 5.0Ah Standard | Everyday use on all tools |
| M18 | 8.0Ah High Output | Heavy-duty saws & drills |
| M12 | 2.0Ah Compact | Light tools, tight spaces |
| M12 | 6.0Ah | Extended runtime |
FAQs
Are Milwaukee M18 batteries compatible with all M18 tools?
✅ Yes. All M18 batteries are fully compatible with all M18 cordless power tools.
What’s the benefit of HIGH OUTPUT™ batteries?
They run cooler, last longer, and deliver more power—ideal for demanding or high-load tools.
Can I use a larger Ah battery on my small tool?
Absolutely. A higher Ah battery means longer runtime without harming the tool, though it may add weight.
Do Milwaukee batteries come with a warranty?
Yes – Milwaukee batteries include a standard manufacturer’s warranty, and we only sell genuine units.
Stay Powered Up with Milwaukee
Don’t let a dead battery hold you back. With Milwaukee’s REDLITHIUM™ and HIGH OUTPUT™ batteries, you're always ready for action—on-site or at home. Get the runtime, durability, and performance trusted by professionals across Ireland.
👉 Shop Milwaukee Batteries Now | 🔋 Power That Works as Hard as You Do