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The new 5.0 Ah 18 V Bosch FatPack battery offers 25% more runtime (compared to Bosch 4.0 Ah) and more than 65% more runtime (compared to 3.0 Ah). CoolPack Design technology, including advanced heat conductive housing, keeps the battery cooler for 2X longer recharge life. Check the charge status quickly and easily using the integrated fuel gauge. These batteries are designed to work as hard as you, so working in cold weather down to -4°F is no issue. The BAT621 is compatible with all Bosch 18 V Lithium-Ion power tools, radios and more.
The Bosch 18V, 5.0 Ah Lithium-Ion Fat Pack Battery is ideal for cold weather operation, the battery will work in temperatures as low as -20°C (-4°F)
Unique coolpack design features an advanced heat conductive housing that keeps the battery cooler and extends its life up to 2x longer
Integrated Fuel Gauge - User can quickly and easily see battery charge status
25% more run time in comparison to Bosch 4.0 Ah
Durable housing - Survives a 10' (3 m) drop
Flexible Power System (FPS™) works with all Bosch 18V lithium-Ion power tools, radios and more
Battery charger not included
Sold individually
Bosch Model #: BAT621
| Part Number | BAT621 |
|---|---|
| Battery Technology | Lithium-Ion |
| Battery Voltage (V) | 18 V |
| Battery/Charger Type | Battery |
| Batteries Included Quantity | 1 |
| Package Depth (in) | 2.94 in |
| Package Height (in) | 8.00 in |
| Package Width (in) | 7.25 in |
| Package Weight (lb) | 1.52 lb |
| Batteries Included Quantity | 1 |
| Battery Technology | Lithium-Ion |
|---|---|
| Battery Voltage (V) | 18 V |
| Battery/Charger Type | Battery |
| Package Depth (cm) | 7.47 cm |
| Package Depth (in) | 2.94 in |
| Package Height (cm) | 20.32 cm |
| Package Height (in) | 8.00 in |
| Package Weight (kg) | 0.69 kg |
| Package Weight (lb) | 1.52 lb |
| Package Width (cm) | 18.42 cm |
| Package Width (in) | 7.25 in |

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