AC500 + B300S AC500 + 2× B300S vs Yeti Pro 4000

Specs side by side, essentials runtime after the 0.85 inverter derate, and direct buy links. Not sure which fits? Run the sizing wizard.

AC500 + B300S AC500 + 2× B300S

$3,598

Capacity
6.1kWh
Max capacity
18.4kWh
Output
5kW
Surge
10kW
Weight
150 lb
UPS
20 ms
Essentials days
2.4 days
$/kWh-cycle
$0.197
Capabilities
expandable, output_240v

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Yeti Pro 4000

$4,000

Capacity
4kWh
Max capacity
20kWh
Output
3.6kW
Surge
7.2kW
Weight
116 lb
UPS
15 ms
Essentials days
1.6 days
$/kWh-cycle
$0.295
Capabilities
expandable, fully_mobile
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