12.5L In-Line 6 Cylinder, Turbocharged/Aftercooled diesel engine driven Industrial Generator Set. Starting Capabilities (sKVA) 400 to 555 kW. Lost power means lost revenues. In some cases, though, it could mean irreparable damage to your brand’s reputation. It means interruption to your mission critical loads resulting in potentially catastrophic outcomes. No matter your business need, Generac’s business is protecting yoursfrom the damage of power outages. From legally required backup power systems to those that simply help you get an edge on your competitors, you can rely upon Generac standby generators to protect your bottom line.