Milwaukee’s 2.0Ah REDLITHIUM™ batteries are compact lithium-ion packs designed to balance runtime, power, and lightweight handling. They include built-in electronics for overload and thermal protection, and are part of Milwaukee’s modular battery ecosystems.
| Tool Model | Milwaukee Battery System | Typical Battery Capacity Used | Notes |
|---|---|---|---|
| Novopress ACO153 | Milwaukee M12™ | 2.0 Ah | Uses 12 V batteries (compact press tool) |
| Novopress ACO203 | Milwaukee M18™ | 2.0 Ah / 3.0 Ah / 4.0 Ah | Most kits include 3 Ah or 4 Ah 18 V on M18 system |
| Novopress ACO203XL | Milwaukee M18™ | 3.0 Ah / 4.0 Ah (M18) | Can use any M18 Milwaukee battery |
| Novopress ACO403 | Milwaukee M18™ | Medium–High Capacity 18 V | Uses M18 batteries but due to high load only |
| Tool Model | Battery Platform | Typical Included/Compatible Batteries |
|---|---|---|
| ACO153 | M12 | 2.0 Ah, 2.5 Ah, wide range of M12 packs |
| ACO203 | M18 | 3.0 Ah, 4.0 Ah, 5.0 Ah+ |
| ACO203XL | M18 | 3.0 Ah, 4.0 Ah, 5.0 Ah+ |
| ACO403 | M18 | 4.0 Ah, 5.0 Ah, 6.0 Ah, 8.0 Ah, 12.0 Ah |
| Battery | Voltage System | Capacity (Ah) | Form Factor / Cells | Typical Features | Fits Tool |
|---|---|---|---|---|---|
| Milwaukee 12V 2.0Ah Battery | 12 V (M12) | 2.0 Ah | Compact Li-Ion | Lightweight, standard REDLITHIUM™ | ACO153 |
| Milwaukee 12V 2.5Ah High Output Battery | 12 V (M12) | 2.5 Ah | Compact High Output Li-Ion | Slightly more runtime and power | ACO153 |
| Milwaukee 12V Li‑ion Battery | 12 V (M12) | ~2–3 Ah (varies) | Standard Li-Ion | Basic rechargeable pack | ACO153 |
| Milwaukee 18V 3.0Ah REDLITHIUM Battery | 18 V (M18) | 3.0 Ah | Compact / High Output | Good balance of power/runtime | ACO203, ACO203XL, ACO403 |
| Milwaukee 18V 4.0Ah REDLITHIUM Battery | 18 V (M18) | 4.0 Ah | Extended Capacity | Longer runtime than 3.0Ah | ACO203, ACO203XL, ACO403 |
| Milwaukee 18V 5.0Ah REDLITHIUM Battery | 18 V (M18) | 5.0 Ah | Extended Capacity | Good all-day runtime | ACO203, ACO203XL, ACO403 |
| Milwaukee 18V 6.0Ah REDLITHIUM FORGE Battery | 18 V (M18) | 6.0 Ah | High Output / Forge | Higher throughput, longer life | ACO203, ACO203XL, ACO403 |
| Milwaukee 18V 8.0Ah REDLITHIUM FORGE Battery | 18 V (M18) | 8.0 Ah | High Output / Forge | Longest runtime in this lineup | ACO203, ACO203XL, ACO403 |
