Marching Euphonium by Jupiter Quantum Series

$3,780.00 $2,499.00
As low as $56.85 per month
Based on 60 months and 12.99% annual percentage rate

The Quantum series is the horn of choice for top corps like Phantom Regiment, Blue Knights, Fusion, Alliance and many more.


Marching euphonium

The Quantum Series marching Euphonium

Marching Euphonium by Jupiter Quantum features an 11” bell, a .592” bore, and stainless steel pistons. In addition to a unique first valve slide trigger for easy tuning the instrument also features a finger ring for carrying. Equipped with a large shank mouthpiece receiver, this instrument is the perfect tonal balance for use with the 5060 Quantum baritone. The 5070 is ergonomically designed and incredibly well-balanced making it a true pleasure to play even after hours of rehearsal.


  • Key: Bb
  • Bore: .592″
  • Bell: 11″
  • Bell Material: Yellow Brass
  • Valves: 3 Stainless Steel Pistons
  • Features: Weight: 7.6 lb.; 1st Valve Slide Trigger
  • Case: Wood Frame
  • Mouthpiece: Large Shank

Silver           Lacquer also available

Used by top corps such as Phantom Regiment, Blue Stars, Alliance, Blue Knights, Fusion  Macey’s Thanksgiving Parade Band, and Many more.

Used by top College Bands

Favorite horn of Championship High School Bands