18V 8Ah Lithium-Ion Battery — Compatible with Milwaukee M18 Tools OEM-Style Fit & Finish
Looking for a reliable 18V Milwaukee-compatible battery without paying OEM prices? This 8Ah lithium-ion battery pack is engineered as a direct compatible replacement for Milwaukee M18 tools and chargers, built with genuine Samsung 21700 cells sourced from Korea.
Whether you're running drills, saws, or grinders on the M18 platform, this Milwaukee 18V lithium battery delivers 40A continuous discharge (50A peak) to keep high-torque tools running without power sag. It's rated for 300+ full charge cycles and performance-tested from -20°C to 60°C, so it holds up in real job-site conditions — including Pakistan's summer heat, where it retains over 85% of its capacity at 50°C.
This variant is built without a rubber base pad. Rubber padding is prone to cracking and hardening with repeated exposure to oils, greases, and solvents common in workshops — this design avoids that failure point for longer-lasting use.
Every pack includes a 6-layer BMS protecting against overcharge, over-discharge, over-current, short-circuit, overload, and over-temperature conditions, plus an LED fuel gauge for quick charge checks.
This is a compatible aftermarket battery, not a genuine Milwaukee product. It is designed to fit and work with Milwaukee M18 tools and chargers. Backed by PKZON's 1-Month Check Warranty with replacement resolution.
Safety Test Results (all pass)
- Overcharge (2C, 8h): No smoke, no fire
- Forced discharge (0.2C, 24h): No fire, no explosion
- Short circuit: No smoke, no fire
- Drop test (1m, 6 drops): No fire, no leakage, OCV ≥90% of initial
Specification Table
| Specification | Value |
|---|---|
| Capacity | 8Ah |
| Nominal Voltage | 18V |
| Energy | 144Wh nominal |
| Cells | 10 × 21700 Samsung (Korea) |
| Continuous Discharge | 40A |
| Peak Discharge | 50A |
| Cycle Life | ≥300 cycles (to 80% capacity) |
| BMS Protection | Overcharge, over-discharge, over-current, short-circuit, over-temperature, overload |
| Operating Temp (Discharge) | -20°C to 60°C |
| Operating Temp (Charge) | 0°C to 45°C |
| Storage Retention | >85% after 30 days at 25°C |
| Base Design | No rubber pad (durability-focused, oil/chemical resistant) |
| Fuel Gauge | LED indicator |
| Compatibility | Milwaukee M18 tools & chargers |
| Package | 1 × Battery, protective plastic wrap |
| Warranty | 1 Month PKZON Check Warranty — Replacement |
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