Hero image 0 of Milwaukee 18V Battery 2 Pack 48-11-1840 REDLITHIUM 4.0Ah Extended Capacity 18-V, 0 of 4
Milwaukee 18V Battery 2 Pack 48-11-1840 REDLITHIUM 4.0Ah Extended Capacity 18-V
Key item features
REDLINK™ Intelligence: Provides optimized performance and overload protection using total system communication between tool, battery and charger.Best-in-class construction: Offers long-lasting performance and durability.Fuel gauge onboard: Displays remaining runtime for less downtime on the job.
Specs
- Volts18 V
- CompatibilityMilwaukee
- BrandMilwaukee
- Model48-11-1840-2
Current price is USD$148.99
Price when purchased online
Out of stock
How do you want your item?
Out of stock
About this item
Product details
Delivers up to 2X more runtime, 20% more power and 2X more recharges than standard lithium-ion batteries. The M18™ REDLITHIUM™ XC 4.0 Extended Capacity Battery Pack features superior pack construction, electronics and performance to deliver more work per charge and more work over pack life than any battery on the market. It offers 4.0 amp-hours of runtime. With Milwaukee durability built into each pack, this battery runs cooler and performs in climates below 0°F/-18°C. Managed by Milwaukee’s exclusive REDLINK™ Intelligence, the battery features overload protection to prevent you from damaging your cordless power tools in heavy-duty situations, while the discharge protection prevents cell damage. The temperature management system and individual cell monitoring help maximize battery life. Switch to the REDLITHIUM 4.0 XC Extended Battery Pack to instantly upgrade the runtime and durability of your Milwaukee M18 cordless tools.
REDLINK™ Intelligence: Provides optimized performance and overload protection using total system communication between tool, battery and charger.Best-in-class construction: Offers long-lasting performance and durability.Fuel gauge onboard: Displays remaining runtime for less downtime on the job.
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.
Specifications
Volts
18 V
Compatibility
Milwaukee
Brand
Milwaukee
Model
48-11-1840-2
Warranty
Warranty information
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Warnings
Ingestion Hazard
This product contains a battery. Death or serious injury can occur if ingested. A swallowed battery can cause Internal Chemical Burn in as little as 2 hours. Keep new and used batteries OUT OF REACH OF CHILDREN. Seek Immediate medical attention if a battery is suspected to be swallowed or inserted inside any part of the body.
Similar items you might like
Based on what customers bought
4Pack for Ryobi One Plus 18V 5.0Ah Lithium-ion Battery Compatible P108 Cordless Tool Battery $78.99
Sponsored$7899current price $78.994Pack for Ryobi One Plus 18V 5.0Ah Lithium-ion Battery Compatible P108 Cordless Tool Battery
1604.2 out of 5 Stars. 160 reviewsShipping, arrives in 3+ daysMilwaukee M18 48-11-1850 5.0 AH Batteries 5.0 18V (2 pack) $125.92
$12592current price $125.92Milwaukee M18 48-11-1850 5.0 AH Batteries 5.0 18V (2 pack)
214 out of 5 Stars. 21 reviewsBest seller Milwaukee 48-11-2450 12V Lithium-Ion High Output 5Ah Battery 2 Pack $119.99
Best seller
$11999current price $119.99Milwaukee 48-11-2450 12V Lithium-Ion High Output 5Ah Battery 2 Pack
1154.7 out of 5 Stars. 115 reviewsMilwaukee M18 48-11-1850 5.0 AH Batteries 18V $73.97
$7397current price $73.97Milwaukee M18 48-11-1850 5.0 AH Batteries 18V
134.5 out of 5 Stars. 13 reviewsMILWAUKEE M12 REDLITHIUM HIGH OUTPUT XC5.0 Battery Pack Kit (Model 48-59-2450P) – Includes 2 Batteries & 1 Charger - 25% More Power & Runtime $145.00 Was $319.00
$14500current price $145.00, Was $319.00$319.00MILWAUKEE M12 REDLITHIUM HIGH OUTPUT XC5.0 Battery Pack Kit (Model 48-59-2450P) – Includes 2 Batteries & 1 Charger - 25% More Power & Runtime
544.6 out of 5 Stars. 54 reviewsBest seller Milwaukee M18 REDLITHIUM FORGE XC 8.0Ah Battery Pack – 18V Lithium-Ion High-Output Power Tool Battery - Model 48-11-1881 $149.97 Was $229.00
Best seller
$14997current price $149.97, Was $229.00$229.00Milwaukee M18 REDLITHIUM FORGE XC 8.0Ah Battery Pack – 18V Lithium-Ion High-Output Power Tool Battery - Model 48-11-1881
2364.5 out of 5 Stars. 236 reviewsMilwaukee 48-11-2440 M12 4.0 Ah MAX Lithium Ion Battery Pack Two Pack $139.99
$13999current price $139.99Milwaukee 48-11-2440 M12 4.0 Ah MAX Lithium Ion Battery Pack Two Pack
85 out of 5 Stars. 8 reviewsMilwaukee 48-11-2460 12V M12 Redlithium XC6.0 Extended Capacity Battery Pack $74.99
$7499current price $74.99Milwaukee 48-11-2460 12V M12 Redlithium XC6.0 Extended Capacity Battery Pack
35 out of 5 Stars. 3 reviewsMILWAUKEE M18 Compact Brushless 2-Tool Combo Kit (3692-22CT) – Drill & Impact Driver Set with (2) Batteries, Charger & Bag $286.39
$28639current price $286.39MILWAUKEE M18 Compact Brushless 2-Tool Combo Kit (3692-22CT) – Drill & Impact Driver Set with (2) Batteries, Charger & Bag
74.7 out of 5 Stars. 7 reviewsBest seller Milwaukee M18 REDLITHIUM FORGE HD12.0 High Output Battery Pack - 18V Lithium-Ion Power Tool Battery - Model 48-11-1813 $199.99 Was $279.00
Best seller
$19999current price $199.99, Was $279.00$279.00Milwaukee M18 REDLITHIUM FORGE HD12.0 High Output Battery Pack - 18V Lithium-Ion Power Tool Battery - Model 48-11-1813
1064.5 out of 5 Stars. 106 reviewsMilwaukee Tool M18 TOP-OFF 175W Power Supply & M18 Redlithium XC5.0 Battery Pack $205.96
$20596current price $205.96Milwaukee Tool M18 TOP-OFF 175W Power Supply & M18 Redlithium XC5.0 Battery Pack
114.9 out of 5 Stars. 11 reviewsMilwaukee M12 Redlithium 2.0 Compact Battery Pack $28.88 Was $69.00
$2888current price $28.88, Was $69.00$69.00Milwaukee M12 Redlithium 2.0 Compact Battery Pack
934.7 out of 5 Stars. 93 reviewsBest seller Milwaukee M18 REDLITHIUM XC 5.0Ah 18V Extended Capacity Battery Pack (48-11-1852) – 2-Pack, High-Performance Batteries for Cordless Power Tools $121.99 Was $269.00
Best seller
$12199current price $121.99, Was $269.00$269.00Milwaukee M18 REDLITHIUM XC 5.0Ah 18V Extended Capacity Battery Pack (48-11-1852) – 2-Pack, High-Performance Batteries for Cordless Power Tools
7524.5 out of 5 Stars. 752 reviewsMilwaukee 48-11-1881 M18 REDLITHIUM 8.0 AH Forge Battery $151.99
$15199current price $151.99Milwaukee 48-11-1881 M18 REDLITHIUM 8.0 AH Forge Battery
234.8 out of 5 Stars. 23 reviewsMilwaukee M12 Redlithium 12V 6Ah Battery 48-11-2460 $113.09
$11309current price $113.09Milwaukee M12 Redlithium 12V 6Ah Battery 48-11-2460
48-11-1852 M18 REDLITHIUM XC 5 Ah Lithium-Ion Extended Capacity Battery (2-Pack) $123.48
$12348current price $123.4848-11-1852 M18 REDLITHIUM XC 5 Ah Lithium-Ion Extended Capacity Battery (2-Pack)
34.3 out of 5 Stars. 3 reviewsMilwaukee M18 REDLITHIUM HIGH OUTPUT XC 6.0 Ah Battery 2-Pack Starter Kit – Includes M18/M12 Charger, 50% More Power, Cooler Performance, 200+ Tool Compatibility (Model 48-59-1862S) $299.00 Was $357.00
$29900current price $299.00, Was $357.00$357.00Milwaukee M18 REDLITHIUM HIGH OUTPUT XC 6.0 Ah Battery 2-Pack Starter Kit – Includes M18/M12 Charger, 50% More Power, Cooler Performance, 200+ Tool Compatibility (Model 48-59-1862S)
1444.4 out of 5 Stars. 144 reviewsMilwaukee 48-11-2425 12V Lithium-Ion Hight OutPut CP2.5Ah Battery 2 Pack $114.00
$11400current price $114.00Milwaukee 48-11-2425 12V Lithium-Ion Hight OutPut CP2.5Ah Battery 2 Pack
54.6 out of 5 Stars. 5 reviewsMilwaukee 48-59-1850P M18 REDLITHIUM XC 5 Ah Lithium-Ion Battery (2-Pack) and M18/M12 Charger Kit $145.57
$14557current price $145.57Milwaukee 48-59-1850P M18 REDLITHIUM XC 5 Ah Lithium-Ion Battery (2-Pack) and M18/M12 Charger Kit
94.3 out of 5 Stars. 9 reviewsMilwaukee 48-59-1850 M18 REDLITHIUM XC 5.0Ah Battery & Charger Starter Kit $95.40 Was $108.00
$9540current price $95.40, Was $108.00$108.00Milwaukee 48-59-1850 M18 REDLITHIUM XC 5.0Ah Battery & Charger Starter Kit
2014.3 out of 5 Stars. 201 reviews
Customer ratings & reviews
How item rating is calculated
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |
Showing 1-1 of 1 review
Jan 9, 2026
Jessie
1 out of 5 stars review
Verified Purchase
Won't charge
Product wouldn't charge
Helpful?0X0XWZ5H06MZ455144100
