Milwaukee M18 REDLITHIUM XC 4.0 Extended Capacity Battery Pack

M18 FUEL 1/2" Hammer Drill/Driver Kit, which includes this part

2604-22

M18 FUEL 1/4" Hex Impact Driver Kit, which includes this part

2653-22

M18 Brushless 1/2" High Torque Impact Wrench w/ Friction Ring Kit, which includes this part

2666-21B

M18 Drum Machine with 3/8" Cable, which includes this part

2817A-21

Milwaukee Tool’s photo of this piece. The smaller photos show kits that include it.

milwaukee-m18-redlithium-xc-4-0-extended-capacity-battery-pack-48-11-1840

Milwaukee M18 REDLITHIUM XC 4.0 Extended Capacity Battery Pack

ProprietaryBatteryIn 10 kits

Milwaukee M18 REDLITHIUM XC 4.0 Extended Capacity Battery Pack comes in 10 Milwaukee M18 kits. It is also sold on its own as 48-11-1840.

Part number: 48-11-1840
Connects to: M18 battery
Type: Proprietary (system-specific)
Category: Battery

Kits that include the Milwaukee M18 REDLITHIUM XC 4.0 Extended Capacity Battery Pack

Kit	Qty	Kit price from
FUEL 1/2" Hammer Drill/Driver Kit 2604-22	2	—
FUEL 1/4" Hex Impact Driver Kit 2653-22	2	—
Brushless 1/2" High Torque Impact Wrench w/ Friction Ring Kit 2666-21B	1	—
Drum Machine with 3/8" Cable 2817A-21	1	—
Brushless 2-Tool Combo Kit, Hammer Drill/Impact Driver 2893-22CX	1	—
Compact Brushless 2-Tool Combo Kit 3693-22CX	1	—
4-Tool Combo Kit 3693-24CX	1	—
Red Exterior Rotary Laser Level Kit w/ Receiver, Tripod, & Grade Rod 3701-21T	1	—
REDLITHIUM XC4.0 Extended Capacity Battery Ten Pack 48-11-1841	10	—
REDLITHIUM XC4.0 System Starter Kit 48-59-1840	1	—

Other sizes and variants

Milwaukee M18 REDLITHIUM CP2.0 Battery
In 55 kits

Milwaukee M18 REDLITHIUM FORGE HD12.0 Battery Pack
In 14 kits

Milwaukee M18 REDLITHIUM FORGE XC8.0 Battery Pack
In 11 kits

Milwaukee M18 REDLITHIUM HIGH DEMAND 9.0 Battery Pack
In 4 kits

Milwaukee M18 REDLITHIUM HIGH OUTPUT CP3.0 Battery
In 4 kits

Milwaukee M18 REDLITHIUM HIGH OUTPUT HD12.0 Battery Pack
In 24 kits

Milwaukee M18 REDLITHIUM HIGH OUTPUT XC6.0 Battery Pack
In 24 kits

Milwaukee M18 REDLITHIUM HIGH OUTPUT XC8.0 Battery
In 20 kits

Milwaukee M18 REDLITHIUM XC Extended Capacity Battery
In 49 kits

Milwaukee M18 REDLITHIUM XC5.0 Extended Capacity Battery Pack
In 86 kits

Milwaukee M18 REDLITHIUM XC5.0 Resistant Battery
In 16 kits

Questions

Which kits include the Milwaukee M18 REDLITHIUM XC 4.0 Extended Capacity Battery Pack?

2604-22 (2×), 2653-22 (2×), 2666-21B (1×), 2817A-21 (1×), 2893-22CX (1×), 3693-22CX (1×), 3693-24CX (1×), 3701-21T (1×), 48-11-1841 (10×), 48-59-1840 (1×).

What does the Milwaukee M18 REDLITHIUM XC 4.0 Extended Capacity Battery Pack connect to?

M18 battery.