Generac RA03022ADAE 30kW Diesel Generator
Ships out in 2-3 Business Days
Have questions? 1-888-321-6765 / info@truesteadsupply.com
Ships out in 2-3 Business Days
Have questions? 1-888-321-6765 / info@truesteadsupply.com
The Generac RA03022ADAE is a 30kW liquid-cooled diesel standby generator designed for permanent backup power applications using 120/240V 1-phase service. This Protector Diesel RA Series model uses a 2.2L diesel engine and is listed with a 50-gallon integrated base tank. The supplied product details identify the unit as a 60 Hz, 1-phase diesel generator with Power Zone 410 control, ±1% voltage regulation, a sound-attenuated aluminum enclosure, and a double-wall fuel tank. It is designed for professionally installed standby power systems where diesel fuel storage, voltage compatibility, transfer equipment, and site requirements must be reviewed before purchase. Buyers should confirm load sizing, installation requirements, tank placement, fuel fill/vent planning, and local code requirements with a qualified installer.
The RA03022ADAE is built for backup power projects where 30kW output, diesel fuel, and 120/240V single-phase service are required. Final system sizing should be based on the property’s actual electrical loads, transfer switch plan, and installation conditions.
This ADAE configuration is listed with a 50-gallon integrated base tank. The supplied product details also note a double-wall fuel tank and code-ready external vent and fill support, helping simplify diesel fuel storage planning when installed according to applicable requirements.
The Power Zone 410 controller includes an external viewing window for generator status and breaker position visibility. The supplied details also list an isochronous electronic governor, smart battery charger, and ±1% voltage regulation for controlled standby operation.
The RA03022ADAE includes a sound-attenuated aluminum enclosure, UV and ozone-resistant hoses, and certifications listed in the supplied source set, including UL 2200, UL142, and ULC S601. These details support durable outdoor standby placement when installed and maintained by qualified professionals.

The Generac RA03022ADAE is designed for permanent standby generator applications where 30kW output, diesel fuel, 120/240V 1-phase service, and a 50-gallon base tank are part of the project requirements. Its configuration should be reviewed carefully before ordering to confirm voltage, fuel storage, transfer equipment, and site readiness.
Need help choosing the right diesel standby generator?
Contact TrueStead Supply for generator sizing guidance, transfer switch support, and quote assistance.
✔ Backup power guidance ✔ Transfer switch support ✔ Property-ready options
Contact Us for a Quote| Brand | Generac |
| Series | Protector Diesel RA Series |
| Model / SKU | RA03022ADAE |
| Product Type | Liquid-cooled diesel standby generator |
| Rated Power Output | 30kW |
| Fuel Type | Diesel fuel |
| Voltage | 120/240V |
| Phase | 1-phase |
| Rated AC Frequency | 60 Hz |
| Engine | 2.2L diesel engine |
| Tank Configuration | 50-gallon integrated base tank |
| Tank Type | Double-wall fuel tank |
| Controller | Power Zone 410 controller |
| Voltage Regulation | ±1% |
| Enclosure | Sound-attenuated aluminum enclosure |
| Fuel System Certifications | UL 2200 / UL142 / ULC S601 certified |
| Warranty | 5-year limited warranty |