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Petrof P118S1


For smaller interiors and for teaching and practising purposes, the Petrof P118S1 upright piano is perfect for those looking for a compact piano without sacrificing quality.

SKU: M1-2-1 Categories: , Brand:


Hammers on the Petrof P118S1 are voiced for soft romantic tone, characteristic for PETROF upright pianos

For smaller interiors and for teaching and practising purposes we also recommend the P 118 S1 upright. This piano comes with a very small cabinet that goes perfectly with the furnishings of any modern household or music school. Again you can choose from a number of surface finishes, ensuring that our instrument will delight you not just with its lovely sound, but also its beautiful appearance.

Technical parameters of the PETROF P118S1 upright piano


Depth545 mm
Height1180 mm
Width – 1443 mm
Weight – 212 kg °

Robust construction from spruce, 5 vertical posts, made in PETROF company. The solid stable rim supports the tuning stability of the instrument and ensures its total stability. The special constructive modification of soundboard mouldings enable clear and long-lasting tone of upright piano.

Iron plate
PETROF construction, harp shape, agraffe construction, robust, made from grey cast iron in the Czech Republic. Plate working is done in PETROF factory on special CNC machines.
Agraffe construction of the iron plate enables exact scale of strings and is the sign of the most advanced upright piano construction.

Hardware fittings
Massive polished brass, lacquered. Made in the Czech Republic. Hardware fittings are lacquered, corrosion resistant and do not require any maintenance.

Special beech plywood type Multiplex. Original veneer thickness 2 mm compressed to the density 800 – 850 kg/m3 (= 6 veneer layers/cm). High moisture resistant glue. The pinblock is highly resistant to atmospheric changes (e.g. humidity). It guarantees high stability of tuning.
Sound board
The soundboard is made from solid spruce wood in PETROF company. It is shaped into wedge block. Its active surface is 1,1852 m2.
PETROF sound boards have to go through a special long term moisture conditioning and care during the whole production process which guarantee their exact and equal moisture content. This process increases its resistance to cracking due to climate changes. Surface treatment with PUR lacquer raises its resistivity against climate changes.The ribs are circular shaped and are made from European spruce wood in the Czech Republic. The cross rib is produced from beech wood. The board is enforced by 10 ribs.

The bridges are made from solid beech wood in PETROF company.

Agraffe construction in the whole range of 88 tones. The agraffe construction enables the exact scale of strings and is the sign of the most advanced upright piano construction.

Steel wire Mapes USA, Röslau Germany.
Copper winding Degen Germany.

Hammer heads
There are used top German hammers Renner or Abel in the P125F1 upright piano. Hammer heads are voiced for romantic rounded tones, characteristic for PETROF instruments.

Petrof original action or Renner-Petrof action.
Petrof moderator.
Action is installed and regulated in PETROF factory. The actions are very quick, with good repetition, enable good control in creating tones, provide great feeling from play.

Whole production and assembly of the P125F1 upright piano is held in PETROF factory in the Czech Republic.

Take a look at the Petrof P118S1

Alternative model is the Petrof 125M1

A Review of the Petrof P118 S1

Additional information




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Silent System