MRA
| Brand | Krell |
| Designer | Dan D'Agostino |
| Function | Amplifier, Power |
| Produced | 2000 to 2006 |
| Model ID | Master Reference Amplifier |
| Form Factor | Freestanding |
| Signal Path | Analog Hardware |
| Dimensions | 64.8 × 47 × 88.9 cm (W × H × D) |
| Weight | 683lb |
| Output Power (8/4/2/1/0.5 ohms) | 1000W/2000W/4000W/8000W/16000W |
| MSRP | $150000 |
| Number Built | 50 |
| Channels | 1 Channel |