The Middle series would not be complete without the popular P 118 M1. Its size means you can place it in the smallest interior, where its romantic tone will sing out beautifully. You can pass many a pleasant hour with your family by this instrument, and perfect your keyboard playing. Its design makes it blend superbly with modern furnishings.
| Depth (mm) | 541 |
| Width (mm) | 1445 |
| Height (mm) | 1180 |
| Weight (kg) | 212 |
| Sound board material | Resonance spruce wood |
| Active area of soundboard (m²) | 1,0605 |
| Ribs (number, shape) | 9, spherical |
| Soundboard construction | wedgewise tapered 9 mm in upper section - 7 mm in lower section |
| Cast iron plate | Wet sand casting |
| Surfacing of iron plate | nitrocellulose paint with bronze dust added |
| Pin block - material | Multiplex beech plywood, density 800 - 850 kg/m3 |
| Wooden frame construction, material | beech, frame construction |
| Cut off bar (corner cross rib) - material, number | beech, 1 |
| Cabinet material | MDF, plywood, solid wood |
| Bridge - treble | beech wood |
| Bridge - bass | beech wood |
| Bridge pins | steel - round tips |
| Agraffes material - number | brass, 88 |
| Strings - material | steel wire Röslau Germany, copper winding Degen Germany |
| Hitching of plain strings | double |
| Dampers - number | 1 - 70 |
| Action | Petrof |
| Hammer heads | Renner, Imadegawa |
| Keyboard | Petrof |
| Keys balancing, touch weight | 52g in bass - 48g in treble |
| Pedals | left - Piano pedal, midle - Muffler (moderator) pedal, right - Forte pedal |
| Castors | yes |
| Felts colour | red |
| Hydraulic slow close fallboard mech. | yes |
