M18 FUEL SAWZALL Recip Saw w/ ONE-KEY (Tool-Only)
Battery answer
Every reviewed M18 pack powers SKU 2822-20 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 · Reciprocating Saws · SKU 2822-20 · 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.”
Kit configurations
Ways Milwaukee sells this exact tool in a box. Contents are decomposed to manufacturer SKUs; non-SKU’d accessories — side handles, belt clips, cases — are omitted because they carry no compatibility meaning.
M18 FUEL SAWZALL Recip Saw w/ ONE-KEY - 2 Battery XC5.0 Kit (2822-22)
| Qty | Component | SKU |
|---|---|---|
| 1 | M18 FUEL SAWZALL Recip Saw w/ ONE-KEY (Tool-Only) | 2822-20 |
| 2 | M18 REDLITHIUM XC5.0 Extended Capacity Battery Pack | 48-11-1850 |
| 1 | M18 & M12 Multi-Voltage Charger | 48-59-1812 |
Battery capacity in the box: 10.0 Ah across 2 pack(s). This is the directly comparable capacity when weighing the kit against the bare tool plus packs.
Contents provenance: manufacturer claim; review completed 2026-07-31 by jon.
Contents sources for 2822-22 (1)
- Milwaukee Tool — manufacturer page, retrieved 2026-07-31
Tool specifications and manufacturer claims
Basic tool facts
| Weight, bare tool | 6.8 lb |
|---|
Specification sources (1)
- Milwaukee Tool — manufacturer page, retrieved 2026-07-31
Full specifications
As published by Milwaukee for SKU 2822-20, read 2026-07-31. Values are quoted in their units, not reformatted.
| Height | 6.3 in |
|---|---|
| Length | 17.1 in |
| Width | 3.6 in |
| Branding | Badge: FUEL · Tool: FUEL |
| Colors | Black · Red |
| FUEL | Yes |
| Material | Metal |
| Number of Batteries Required | 1 |
| Number of Pieces Included | 1 |
| ONE-KEY Enabled | Yes |
| Warranty | 5 Year Limited Warranty |
| Weight w/Batteries | 8.4 lb |
What Milwaukee says about it
- 1-1/4" Stroke length removes more material with each stroke
- POWERSTATE™ Brushless Motor: Increased cutting speed and power throught the toughtest applications
- REDLINK™ Plus Intelligence: The most advanced system of cordless power tool electronics; provides optimized performance and overload protection using total sysem communication between tool, battery and charger
- Anti-Corrosion Blade Clamp delivers prolonged blade clamp durability with less downtime due to corrosion
- Lever Action QUIK-LOK Blade Clamp provides fast and easy blade changes
- Unlimited customization of cut speed and trigger ramp up through the ONE-Key App
- Easily toggle between 3 custom performance profiles that can be saved to the memory of the tool
- Selectable Cut Brake Feature: Monitors the load on the tool throughout the cut and automatically stops the blade as it exits the material at the end of the cut in most applications
- One-Key compatible: Customize, Track and manage tool performance and location
- Hang hook: allows for convenient storage on the job
- Metal Reinforced Battery Connection provides improved durability and battery retention over life
- Built-In LED light illuminates the work surface while cutting
- Adjustable shoe extends the life of the blade
- Compatible with all M18 batteries and M18 chargers
Manufacturer marketing copy, reproduced so you can judge it. We have not tested these claims.