| Tail Number / N-Number | N401SM |
| Manufacturer | PILATUS |
| Model | PC-12/45 |
| Year Built | 1999 |
| Manufacturer's Serial Number | 255 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 12 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PT6A-67B |
| Engine Type | Turbo-prop |
| Number of Engines | 1 engine |
| Horsepower | 1,200 hp (895 kW) |
| Type of Registrant | Corporation |
| Owner Name | EPPS AIR SERVICE INC |
| Street | 1 AVIATION WAY DEKALB-PEACHTREE AIRPORT |
| City | ATLANTA |
| State | GA |
| Zip Code | 30341 |
| Region | Southern |
| County | DeKalb County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2021-06-09 |
| Certificate Issue Date | 2005-11-29 |
| Last Action Date | 2021-07-13 |
| Expiration Date | 2028-10-31 |
| Status | Valid Registration |
| Mode S Code | 51130764 |
| Mode S Code Hex | A4B1F4 |