# Milwaukee M18™ 4.0 Ah Battery 18V - M18B4

Built for professionals who demand more from their tools, the Milwaukee M18™ 4.0Ah Battery – M18 B4 delivers up to 2X more runtime , 20% more power , and 2X more battery life than standard lithium-ion alternatives. Designed with REDLITHIUM™ battery technology and REDLINK™ digital overload protection, it ensures performance even under tough conditions. The M18 B4 battery resists extreme temperatures, vibrations, and drops—making it a reliable energy source for any job site. With individual cell monitoring, a durable metal frame, and water protection routing, this battery delivers unmatched endurance and efficiency. Key Features: Extended Performance: Up to 2X more runtime and 20% more power* Longer Battery Life: Up to 2X more charge cycles Advanced REDLINK™ Protection: Prevents damage from overload Durable Metal Frame: Built to resist shock and drops Water Protection: Routes moisture away from sensitive components Cold-Weather Ready: Operates in temperatures as low as -20°C Fuel Gauge: Monitor battery level for runtime efficiency Performance may vary based on tool and application . Specifications: Model: M18 B4 Article Number: 4932430063 Battery Pack Capacity: 4.0Ah Battery Type: Li-ion System: M18 Voltage: 18V Weight: 0.7 kg Supplied In: No kitbox or bag supplied Charge Times: M12-18 AC / C / M1418C6: 80 min & M12-18 FC / SC / M18 DFC: 52 min The Milwaukee M18™ 4.0Ah Battery (M18 B4) is engineered to provide up to twice the runtime and 20% more power compared to standard lithium-ion batteries. It features REDLINK™ Intelligence for optimized performance and overload protection, individual cell monitoring for maximum battery life, and a durable construction with shock-responsive separators. This battery operates efficiently in extreme temperatures down to -20°C and is compatible with the entire range of Milwaukee M18™ cordless tools.

- URL: https://adetonfie.com/gh/products/milwaukee-m18-4-0-ah-battery-18v-m18-b4
- Availability: Out of stock
- Shipping: GHS 10.00, ships in 0-1 business days, delivery 2-3 business days
- Returns: within 30 days of delivery, return shipping paid by the customer

## Variants

Prices are excl. VAT. Company accounts may see negotiated prices after signing in.

| Options | SKU | Price | Availability | Variant ID |
| --- | --- | --- | --- | --- |
| Title: Default Title | MM405823SM | GHS 314,000.00 | Out of stock | `variant_01M6FSVH6QNBP1N4WSYYFZ35YQ` |

## Buy

- Add to cart: POST `quantity[{variant_id}]={n}` (form-encoded, one field per variant) to https://adetonfie.com/gh/cart/add
- Checkout link: https://adetonfie.com/buy/{variant_id}:{quantity}?context/address_country=GH
- Larger orders can request a quote from the cart after signing in to a company account.

## Policies

- [Shipping information](https://adetonfie.com/gh/shipping)
- [Return policy](https://adetonfie.com/gh/returns)
- [Terms of service](https://adetonfie.com/gh/terms)
- [Privacy policy](https://adetonfie.com/gh/privacy)
- [Contact](https://adetonfie.com/gh/contact)