Skip to content
PRICE DEMOLITION SALE: Hundreds of Job-Crushing Deals. Shop Now >
Northern Tool Equipment Logo TextNorthern Tool Equipment Logo text link to Home.

Free Gift Card on All Orders Over $100 See Details

Free Gift Card Details

$100 Order

$10
gift card

$250 Order

$25
gift card

$500 Order

$50
gift card

$1000 Order

$100
gift card
  • The promotion will be automatically applied on the Shopping Cart page.
  • To qualify for this offer, your order subtotal must equal $100 or more. Excludes gift cards, free item offers, warranties, Advantage memberships, tax and shipping.
  • Free gift cards will be issued in the form of e-gift cards only, not physical gift cards.
  • E-gift cards will be sent to the email address used in your billing address when your order ships or is picked up.
  • Free e-gift cards expire 11/01/26.
  • Promo code not valid on prior purchases or on Honda and STIHL products and cannot be combined with other promotional offers.
  • Valid online and in participating retail stores.
  • Limited-time offer. Subject to change without notice.
Print

Milwaukee M18 REDLITHIUM Battery Pack Set, (1) High Output 6.0Ah, (2) XC 5.0Ah, Model# 48-11-1856

Item# 6766437
Milwaukee M18 REDLITHIUM Battery Pack Set, (1) High Output 6.0Ah, (2) XC 5.0Ah, Model# 48-11-1856

This is a carousel with one large zoomable image and a track of thumbnails on the left. Select any of the thumbnail buttons to change the zoomable image on the right. If a thumbnail is a video or 360 degree image thumbnail, or the last thumbnail in the list, the button will open the product media modal.

Milwaukee M18 REDLITHIUM Battery Pack Set, (1) High Output 6.0Ah, (2) XC 5.0Ah, Model# 48-11-1856

Click or Tap image to Zoom

$299.00

  • Shipping: 

    Not available

  • In Store Only: 

  • Best-in-class construction: Offers long-lasting performance and the best protection against jobsite conditions
  • Fuel gauge onboard: Displays remaining run-time
  • REDLINK™ Intelligence: Provides optimized performance and overload protection using total system communication between tool, battery and charger
  • Versatility: Powers more than 275+ M18™ cordless solutions
  • The MILWAUKEE® M18™ REDLITHIUM™ HIGH OUTPUT™ XC6.0 Battery Pack provides 50% more power and runs 50% cooler

See full description

  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Warranty

  • Compare

Product Summary

The MILWAUKEE® M18™ REDLITHIUM™ HIGH OUTPUT™ XC6.0 Battery Pack provides 50% more power and runs 50% cooler vs M18™ REDLITHIUM™ XC battery packs. The optimized combination of size and increased power provides a great solution for the entire range of M18™ products.  It delivers fade free power and runs substantially cooler through heavy applications, allowing tradesmen to push their cordless tools harder and longer than ever before. The M18™ REDLITHIUM™ HIGH OUTPUT™ XC6.0 provides increased power in extreme cold weather conditions (below 0F / -18C) and delivers more work per charge, driving corded replacement on the jobsite. The REDLITHIUM™ HIGH OUTPUT™ XC6.0 battery is fully compatible with 150+ M18™ solutions.

What's Included

    (2) M18™ REDLITHIUM™ XC5.0 Extended Capacity Battery Pack (48-11-1850) (1) M18™ REDLITHIUM™ HIGH OUTPUT™ XC6.0 Battery Pack (48-11-1865)

Features + Benefits

  • Best-in-class construction: Offers long-lasting performance and the best protection against jobsite conditions
  • Fuel gauge onboard: Displays remaining run-time
  • REDLINK™ Intelligence: Provides optimized performance and overload protection using total system communication between tool, battery and charger
  • Versatility: Powers more than 275+ M18™ cordless solutions
  • The MILWAUKEE® M18™ REDLITHIUM™ HIGH OUTPUT™ XC6.0 Battery Pack provides 50% more power and runs 50% cooler
  • Includes: (1) M18™ REDLITHIUM™ HIGH OUTPUT™ XC6.0 Battery Pack and (2) M18™ REDLITHIUM™ XC5.0 Battery Packs

Key Specs

AttributeSpecification

item#

6766437

Brand

Milwaukee

Manufacturer's Warranty

3 year limited warranty

Ship Weight

5.8 LB

Volts

18

Battery Type

Lithium-ion
AttributeSpecification

Batteries (qty.)

3

Product Type

Battery

For Use With

Power Tools Regular

Storage Type

None

Product Weight

5.8900 lb

Dimensions L x W x H (in.)

3.82 x 5.99 x 9.57 in

Reviews

Questions & Answers

6 Reviews This action will navigate to reviews.

Questions

Warranty

Manufacturer's Warranty

3 year limited warranty

Recently Viewed Items

This is a carousel with auto-rotating slides. Activate any of the buttons to disable rotation. Use Next and Previous buttons to navigate, or jump to a slide with the slide dots.

Milwaukee M18 REDLITHIUM Battery Pack Set, (1) High Output 6.0Ah, (2) XC 5.0Ah, Model# 48-11-1856
4.3 out of 5 stars. 6 reviews

Milwaukee M18 REDLITHIUM Battery Pack Set, (1) High Output 6.0Ah, (2) XC 5.0Ah, Model# 48-11-1856

Item # 6766437

$299.00