Brand directory/Jupiter/Models by year/JEP1105M
Model catalogue

Jupiter JEP1105M euphonium.

Quantum Mk II Bb marching euphonium (1105M series) — Current line.

Maker
Jupiter
Model code
JEP1105M
Line
1105M
Instrument
euphonium
Status
In production
Record confidence
High
Price check

$3,424 street price at large US dealers · October 2026

Seen at Sweetwater.

Makers do not publish list prices, and street prices move — treat this as a field reading, not a quote. Source library →

Date a Jupiter by its serial number — the archive holds 41 published dating ranges for this maker.Open the serial lookup →
Related Jupiter models
JBR1105M — Quantum Mk II marching baritone (1105M series)
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JBR1000M — Qualifier marching Bb baritone (1000M series)
— · current · ≈ $2,939
JBR700 — Student Bb baritone (700 series)
— · current · $2,399
JBR730 — 3/4 student Bb baritone (730 series)
— · current · $1,874
All Jupiter lines, by introduction year:Models by year →