M18 FUEL Brush Cutter
Battery answer
Every reviewed M18 pack powers SKU 3015-20 at full rated performance, with no battery-specific condition.
- Battery platform
- Milwaukee M18
- Packs required
- 1 pack
- 9 work without conditions.
Battery requirement sources (1)
- Milwaukee Tool — manufacturer page, retrieved 2026-07-31
Compare the reviewed packs See tool specifications and sources
Milwaukee · String Trimmers · SKU 3015-20 · Milwaukee source
Compare the reviewed M18 packs
| Battery | Capacity | Energy | Power level | Answer |
|---|---|---|---|---|
| 48-11-1813 | 12 Ah | 216 Wh | PWR5 | Works |
| 48-11-1820 | 2 Ah | 36 Wh | not published | Works |
| 48-11-1828 | 3 Ah | 54 Wh | not published | Works |
| 48-11-1840 | 4 Ah | 72 Wh | not published | Works |
| 48-11-1850 | 5 Ah | 90 Wh | PWR2 | Works |
| 48-11-1850R | 5 Ah | 90 Wh | not published | Works |
| 48-11-1861 | 6 Ah | 108 Wh | PWR4 | Works |
| 48-11-1865 | 6 Ah | 108 Wh | PWR3 | Works |
| 48-11-1881 | 8 Ah | 144 Wh | PWR4 | Works |
Energy is capacity × nominal voltage — our arithmetic on Milwaukee’s figures, not a number they publish. It is the only honest way to compare packs across capacities. Power level is Milwaukee’s own PWR tier where they publish one.
Compatibility sources (1)
- Milwaukee Tool — manufacturer support, retrieved 2026-07-30“All M18 Batteries are compatible with M18 tools & chargers.”
Tool specifications and manufacturer claims
Basic tool facts
| Brushless | Yes |
|---|---|
| Weight, bare tool | 11.2 lb |
Specification sources (1)
- Milwaukee Tool — manufacturer page, retrieved 2026-07-31
Full specifications
As published by Milwaukee for SKU 3015-20, read 2026-07-31. Values are quoted in their units, not reformatted.
| Height | 20 in |
|---|---|
| Length | 72 in |
| Width | 25.5 in |
| Branding | Badge: FUEL · Tool: FUEL |
| Blade Material | Steel |
| Brushless Motor | Yes |
| Colors | Black · Red |
| Cutting Swath | 16 in |
| Cutting Width | 16 in |
| FUEL | Yes |
| Handle Type | Overmolded |
| Head Style | Easy Load |
| Maximum Line Diameter | 0.095 in |
| Materials | Steel · Plastic |
| Maximum Horsepower | 1.26 HP |
| Motor Type | POWERSTATE Brushless |
| Number of Batteries Required | 1 |
| Number of Pieces Included | 7 |
| ONE-KEY Enabled | No |
| QUIK-LOK Attachment Capable | No |
| Rust Resistant | Yes |
| Warranty | 3 Years (Tool), 3 Years (Battery) |
What Milwaukee says about it
- POWERSTATE Brushless Motor: Purposely built for the M18 FUEL Brush Cutter to generate the power and performance of high voltage platforms
- Power to Clear Thick Brush: Complete demanding applications without bogging down
- Part of the M18 system, featuring over 250+ plus tools
- REDLINK PLUS Intelligence: Optimizes performance, provides overload protection preventing damage to tool and battery during heavy applications; compatible across the M18 System
- Reaches full throttle in under one second, Boosting productivity and control
- Dual Shoulder Strap Harness: More support, lighter weight, reduced fatigue in extended cutting
- Milwaukee Easy Load Trimmer Head: 14”-16” Cutting Swath, accepts .080" & .095" trimmer line; Easily reload trimmer line without head disassembly
- Brush Cutter Blade: 9” diameter, 4-Tooth Blade Design
- RPM: 0 - 4900 / 0 – 6200
- 2 Speed Control: High speed for demanding applications and low speed for maximizing run-time
- Trigger: Variable Speed for increased user control
Manufacturer marketing copy, reproduced so you can judge it. We have not tested these claims.