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Get FREE Delivery on All Orders Over €200 (Excludes Large Appliances)

Get FREE Delivery on All Orders Over €200 (Excludes Large Appliances)

Get FREE Delivery on All Orders Over €200 (Excludes Large Appliances)

Get FREE Delivery on All Orders Over €200 (Excludes Large Appliances)

Get FREE Delivery on All Orders Over €200 (Excludes Large Appliances)

Get FREE Delivery on All Orders Over €200 (Excludes Large Appliances)

Get FREE Delivery on All Orders Over €200 (Excludes Large Appliances)

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Milwaukee M18 5.5Ah Li-Ion Battery High Output

M18HB5.5
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Sale price: Original price: €159.99 Original price: RRP 
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Milwaukee M18 5.5Ah Li-Ion Battery High Output | M18HB5.5
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Product Description

Milwaukee M18 HB55 High-Output Li-Ion Battery – 5.5 Ah | Kean’s Claremorris

Boost your M18 tool setup with the Milwaukee M18 HB55 High-Output 5.5 Ah Li-Ion Battery. Designed to deliver maximum runtime and sustained power under load, this battery is built for demanding jobsite performance while remaining compatible across the entire M18 system.


🔋 Key Features & Benefits

  • High-Output Performance — maintains higher voltage under load, helps tools run stronger in tough applications

  • 5.5 Ah Capacity — extended runtime ideal for demanding jobs or long shifts

  • RedLithium High-Output Technology — advanced cell design improves heat management and durability

  • Full Compatibility — works seamlessly with all Milwaukee M18 tools

  • Robust Construction — impact-resistant housing to survive site conditions

  • Intuitive Fuel Gauge (if equipped) — quickly check remaining charge at a glance

📐 Technical Specifications

Specification Detail
Model / Code M18 HB55 (High-Output 5.5 Ah)
Battery Type Lithium-Ion, RedLithium High-Output
Capacity 5.5 Ah
Nominal Voltage 18 V
Energy Rating ~ 99 Wh (approximate)
Approx. Weight ~ 900–1000 g (varies by housing)
Dimensions Approx. 130 mm × 70 mm × 60 mm (housing dependent)
Tool Compatibility All Milwaukee M18 power tools

Note: The weight and dimensions are approximate estimates and may vary by production batch.

✅ Why Get It from Kean’s Claremorris?

  • Genuine Battery — authentic Milwaukee product built to spec

  • Seamless System Integration — one pack for all your M18 tools

  • Fast Delivery Across Ireland — get it to your jobsite or workshop quickly

  • Expert Support — advice on battery care, matching with chargers, and tool compatibility

  • Warranty & Assistance — guidance on registration and safe usage


🛒 Order the Milwaukee M18 HB55 Battery Today

Don’t limit your workday to standard packs. Upgrade to the Milwaukee M18 HB55 High-Output 5.5 Ah from Kean’s Claremorris for superior runtime, power, and resilience under demanding use.

Kean’s Claremorris – Powering Your Tools, Extending Your Work.

 

 

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Delivery & Returns
Standard Shipping €6.99Nationwide Delivery Available
Order before 12pm for same day dispatch (Excludes Weekends, Bank Holidays & Large Appliances)
We Deliver Anywhere in Ireland, Get this Delivered for €6.99Delivery TimesSmall items are typically delivered within 1-2 Days. Large Items have an extended delivery time. We also ship regular size items to most EU Countries - Rate is calculated at checkout. Due to high Demand for Greenhouses, delivery times have been extended by 30 working days. Large Weber BBQs over 30kg have an extended delivery time of 7 working days Click & Collect Collect in store - most items are ready within 1 Hour You will receive a Notification when your item is ready Returns Not Happy with your purchase? No problem - we will give you a full refund as long as the product is unused and if it is a security sealed box is unopened. Some items for Hygiene reasons we are unable to offer or exchange our Returns Information is available here. Just fill out our returns form here or email returns@keanscm.ie. You can drop off items to our store or send it back to us with your preferred courier.

Why Choose Us?

Same Day Dispatch

Order before 12pm for same day dispatch (Excludes Weekends, Bank Holidays & Large Appliances)

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Open 7 Days a Week • 9-6 Mon-Sat • 12-5 Sun

Irish Owned & Based

Plus, All Orders Are Shipped From Ireland
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