The Stanley FatMax V20 SFMCB204 is a high-capacity 18V 4.0Ah lithium battery, ideal for V20 cordless tools. It offers extended run time, a charge indicator, and long-lasting durability.
The Stanley FatMax V20 SFMCB204 18V 4.0Ah is a lithium-ion battery designed to provide extended run time and consistent performance across the entire range of Stanley FatMax V20 cordless power tools.
With a 4.0Ah capacity, it strikes the right balance between:
high run time
low weight
versatility of use
It is ideal for medium to high-power consumption tools such as:
drill drivers
grinders
jigsaws
V20 garden tools
V20 technology ensures:
no memory effect
reduced self-discharge
longer lifespan
stable performance even under load
The battery features:
integrated LED charge indicator for immediate run time check
high-efficiency cells for increased power and durability
quick-release system compatible with the entire V20 platform
The nominal voltage is 18V, compatible with all Stanley FatMax V20 tools.
Why choose it
Longer run time compared to 2.0Ah
Advanced V20 lithium technology
Full compatibility with the 18V Stanley platform
Integrated LED charge indicator
Ideal for intensive use
Excellent weight/performance balance
No memory effect
Reduced self-discharge
Product FAQ
Is it compatible with all Stanley 18V tools?
Only with the V20 FatMax range.
How long does it last compared to a 2.0Ah?
Approximately double the run time under similar conditions.
Does it have a charge indicator?
Yes, integrated LED.
Is it suitable for professional use?
Yes, perfect for intensive medium use.
Is it compatible with old Stanley chargers?
No, only V20 system.
Key advantages
High 4.0Ah run time
Consistent performance under load
Full V20 compatibility
Integrated LED indicator
Robust and reliable construction
Advanced lithium technology
Excellent weight/power balance
Ideal for light and medium professional use
Ideal for
Craftsmen and maintenance workers
Professional installers
Carpenters and light woodworking
Users of the Stanley V20 system
Medium-intensity jobs
Those seeking longer run time than 2.0Ah
| Feature |
Value |
| Model |
Stanley SFMCB204 |
| System |
V20 18V |
| Technology |
Lithium |
| Capacity |
4.0Ah |
| Voltage |
18V |
| Charge indicator |
yes (LED) |
| Self-discharge |
reduced |
| Memory effect |
absent |
| Compatibility |
Stanley FatMax V20 tools |
| Usage |
medium / professional |