SEM Mod. 502 – 4 Voice – Double Octave Tuning – Cassotto – 120 Bass

A beautiful SEM Mod. 502 piano accordion, featuring 120 bass buttons, a versatile 4-voice configuration with double octave tuning and a warm, expressive cassotto sound.

This SEM combines a rich, powerful accordion sound with excellent tonal versatility, making it an attractive instrument for accordionists who appreciate traditional acoustic instruments with plenty of character.

The accordion is in used condition and has been inspected and checked in our own workshop. It comes complete with its carrying case and shoulder straps.

Rich and Powerful Double Octave Sound

One of the standout features of this SEM Mod. 502 is its 4-voice configuration with double octave tuning.

This tuning arrangement gives the instrument a particularly rich and distinctive character, combining deep, warm lower tones with bright and powerful higher frequencies.

The different voices provide a versatile range of sounds, making this accordion suitable for a wide variety of musical styles.

Whether you enjoy traditional accordion music, folk music, entertainment or expressive solo performances, this SEM offers plenty of musical possibilities.

Cassotto – Beautiful Warmth and Depth

Another important feature of this accordion is its cassotto (tone chamber).

The cassotto construction gives the reeds positioned inside the chamber a warmer, rounder and more mellow sound.

This adds depth and character to the instrument, particularly when playing expressive melodies and softer musical passages.

Combined with the double octave tuning, the cassotto creates a beautiful balance between warmth, clarity and power.

Full-Size Accordion with Excellent Versatility

With 41 piano keys and 120 bass buttons, this SEM Mod. 502 offers the full range and versatility expected from a traditional full-size piano accordion.

Its four-voice configuration and distinctive tuning make it a particularly interesting instrument for musicians who appreciate a wide tonal range.

From subtle, warm melodies to a powerful, full-bodied accordion sound, the SEM Mod. 502 is ready for a variety of musical applications.

Specifications

• Brand: SEM
• Model: Mod. 502
• Instrument Type: Acoustic Piano Accordion
• Treble Keys: 41
• Bass Buttons: 120
• Treble Voices: 4
• Tuning: Double Octave
• Cassotto: Yes
• Colour: Black
• Condition: Used, inspected and checked in our workshop
• Included: Carrying case and shoulder straps

Why Choose This SEM Mod. 502?

The SEM Mod. 502 is an excellent choice for accordionists looking for a traditional instrument with a rich, powerful sound and versatile tonal possibilities.

The combination of four voices, double octave tuning and cassotto gives this accordion its distinctive musical character.

The cassotto provides warmth and depth, while the double octave tuning adds brilliance and power.

With its full-size 41-key keyboard and 120-bass configuration, this SEM is well suited to both enthusiastic amateur players and experienced accordionists.

Offered by Nijkamp Accordeons

This accordion is offered by Nijkamp Accordeons, a specialist accordion dealer based in the Netherlands.

The instrument has been checked in our own workshop and is ready for its next owner.

We have extensive experience with acoustic and digital accordions and are happy to answer any questions about this instrument.

Interested in this SEM Mod. 502?

Feel free to contact us through Reverb for additional information, detailed photographs or shipping options.

Nijkamp Accordeons – Passion for Accordions!