| Model Reference | Nom Cool (kW) | Nom Heat (kW) | Fuse Rating | Pipe Size Gas | Pipe Size Liquid | Electrical Supply |
|
| Indoor Unit | Outdoor Unit | ||||||
| RPFI-1FSN2E | Optional. Refer to Outdoor Unit Section | 2.80 | 3.20 | 5 | 1/2 | 1/4 | Single |
| RPFI-1.5FSN2E | 4.00 | 4.80 | 5 | 1/2 | 1/4 | Single | |
| RPFI-2FSN2E | 5.60 | 6.30 | 5 | 5/8 | 1/4 | Single | |
| RPFI-2.5FSN2E | 7.10 | 8.50 | 5 | 5/8 | 3/8 | Single | |