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Milwaukee M18 Battery 5.5Ah High Output
by Milwaukee Product Code: 20939 20939
Related Products
Product Details
Milwaukee's patented REDLINK™ intelligence protects the pack from tough jobsite conditions to ensure the very best performance. The pack runs up to 50% cooler than other M18 REDLITHIUM™ batteries, allowing you to push it to its limit for even more impressive results.
• Up to 50% more power than standard Milwaukee M18™ batteries
• More run time than ever before
• Individual cell monitoring ensures optimal charge and discharge
• Durable internal metal frame and rubber overmold
• Robust design prevents pack failure from excessive vibrations or drops
• Runs up to 50% cooler than other M18™ REDLITHIUM™ battery packs
• On-board battery fuel gauge for maximum efficiency
• Compatible with all Milwaukee M18™ cordless power tools
Other Milwaukee M18™ Batteries & Chargers
• Milwaukee M18 REDLITHIUM™ 4.0Ah 69623
• Milwaukee M18 REDLITHIUM™ 5.0Ah 31200
• Milwaukee M12-M18™ Fast Charger 18266
• Milwaukee M18™ Multi Bay Charger 79644
Technical Specification
Safety Data Sheet | click here |
Type | Battery |
Amp rating | 5.5 |
Power source | Cordless |
Corded or Cordless | Cordless |
Brand | Milwaukee |
Manufacturer ID | 4932464712 |
Voltage | 18V |
Battery type | Lithium Ion |
Batteries included | Yes |
Pack contents | 1 x 5.5Ah lithium ion battery |
Delivery Details
DELIVERY OPTIONS (UK mainland only)
Next Day Delivery – £5.00 or FREE for orders over £25
- Order before 9pm Monday to Thursday for next business day delivery
- Order Friday to Sunday before 5pm for Monday delivery
- Orders placed after Sunday at 5pm will be delivered the following Tuesday
Pre-12pm Delivery – £10.00 to arrive before 12pm on the scheduled days above
Saturday Delivery – £10.00 or £5.00 for orders over £25 & FREE for orders over £75 (order by 6pm Friday)
Sunday delivery – £10.00 or £5.00 for orders over £25 & FREE for orders over £75 (order by 4pm Saturday)
Times may vary for items being delivered directly from the supplier. For more information, please visit our delivery information page below.
Items over 30kg can only be delivered from Monday to Friday. If ordered before 6pm, please allow up to two business days for delivery. Orders placed after 6pm Thursday will be delivered after the weekend.
Collection Details
Collection Details
Our standard opening times are 7am-8pm Monday-Friday, 7am-6pm Saturday and 9-4pm Sunday. Please check your local store is open on the store locator page, before you visit.
Once you have placed your order online, we’ll have it ready for you at the store you have selected in as little as 5 minutes. We will hold your order for 14 days, after which we will automatically generate a refund to the payment type you used to place the order.
Don’t forget your mobile number – Make sure your mobile number is added so that we can text you when your order is ready to collect. Please wait for your text or email before coming to collect your items.
If an item is eligible for Next Business Day Collection in store, the order must be placed by 9pm Monday to Thursday for collection the next day. Orders placed after 9pm on Thursday, and up to 5pm on Sunday, will be available for collection on Monday. For larger items over 30kg, please allow two business days.
Delivery Details
This item will be delivered directly by our supplier. Lead times are shown on the product and trolley pages and are always advertised in working days (Monday to Friday).
If your order contains items stocked by us and items that come direct from the supplier, your order will be automatically split and processed accordingly.
We will pass the details you give us, including delivery details, your email address and your phone number, to the relevant supplier.
Most of our suppliers can deliver to any UK address. Delivery to remote or offshore postcodes may take a little longer than the advertised lead time. If the supplier cannot deliver to your postcode or we believe your order may take longer, we will try to tell you beforehand.
Items that come direct from a supplier will be delivered by the courier chosen by the supplier. Where possible, suppliers will update you with delivery information. This may be by email, phone call or text message.
Items delivered direct from suppliers cannot be returned through a store. You would need to return these items direct to the supplier, unused and in their original packaging, at your expense. You can arrange for the items to be collected, for a fixed fee of £9, by contacting our Customer Services team. The fee will be taken off your refund. There is no charge for faulty items being collected.
Please note, you cannot return bespoke or made-to-measure items unless they are faulty.
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Pack size: Each
Pack size: Each
20 Available for delivery. Order before 9pm to receive your item next business day.
0% interest for 4 months on orders above £99*. Learn more
Milwaukee M18 Battery 5.5Ah High Output