Jupiter XO 1236L-T Tenor Trombone Overview
The XO 1236L-T is a professional large-bore tenor trombone built for players who want a broad symphonic concept with the flexibility of an F-attachment and interchangeable leadpipes. XO positions this model in its professional trombone line, with an open-wrap F-attachment and Thru-Flo valve design intended for efficient airflow and a responsive low register. This instrument is an open-box XO 1236L-T in lacquer with serial number CB06727, prepared for a player seeking a serious large-bore tenor for ensemble, orchestral, wind band, and advanced study use.
Jupiter XO 1236L-T Tenor Trombone Specifications
- Key: Bb/F
- Model: 1236L-T
- Finish: Lacquered brass body
- Bore Size: .547 inch large bore with .563 inch F-section
- Bell Diameter: 8.5 inches
- Valve: Open-wrap F-attachment with Thru-Flo valve
- Case: XO Designer Series case
- Accessories: Large-shank 6 1/2AL mouthpiece, valve oil, slide cream, polish cloth, extra weight, and two extra leadpipes
- Serial Number: CB06727
Condition & Setup
This demo model trombone is in excellent playing order and has been professionally inspected, set up, and play-tested by The Mighty Quinn Brass and Winds. The instrument is very clean overall, with a glossy lacquer finish and only minor handling marks visible on close inspection, including light surface scratches on silver-colored slide receiver hardware near the model and serial engraving. The included case and accessories make this a complete professional large-bore tenor trombone package for the player who wants a current-production instrument without typical pre-owned wear.
Who the 1236L-T Tenor Trombone Is For
The 1236L-T is suited to advancing students, serious ensemble players, and professional trombonists who need a large-bore Bb/F tenor with a broad, centered sound and flexible response. Its open-wrap F-attachment and interchangeable leadpipe system give the player useful options for balancing resistance, articulation, and tonal density, making it a practical choice for orchestral section work, concert band, brass ensemble, and studio-style doubling where a full large-bore tenor sound is required.
Common Questions About the XO 1236L-T
How does the Thru-Flo valve affect the playing experience?
The Thru-Flo valve is designed to support a more open feel through the F-attachment, helping the low register speak cleanly while preserving the response expected from a professional large-bore tenor trombone.
Why are interchangeable leadpipes useful on this model?
Interchangeable leadpipes let the player adjust the initial response and resistance of the instrument. This is especially useful for players refining their setup for different mouthpieces, ensemble settings, and tonal goals.
Is the 1236L-T intended as a professional large-bore tenor?
Yes. The 1236L-T sits in XO's professional trombone line and is designed around the large-bore Bb/F tenor concept commonly used in orchestral, wind ensemble, and advanced studio settings.
We are proud to be an authorized Jupiter XO dealer
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99
Jupiter XO 1236L-T Professional Tenor Trombone in Lacquer
Jupiter XO 1236L-T Tenor Trombone Overview
The XO 1236L-T is a professional large-bore tenor trombone built for players who want a broad symphonic concept with the flexibility of an F-attachment and interchangeable leadpipes. XO positions this model in its professional trombone line, with an open-wrap F-attachment and Thru-Flo valve design intended for efficient airflow and a responsive low register. This instrument is an open-box XO 1236L-T in lacquer with serial number CB06727, prepared for a player seeking a serious large-bore tenor for ensemble, orchestral, wind band, and advanced study use.
Jupiter XO 1236L-T Tenor Trombone Specifications
- Key: Bb/F
- Model: 1236L-T
- Finish: Lacquered brass body
- Bore Size: .547 inch large bore with .563 inch F-section
- Bell Diameter: 8.5 inches
- Valve: Open-wrap F-attachment with Thru-Flo valve
- Case: XO Designer Series case
- Accessories: Large-shank 6 1/2AL mouthpiece, valve oil, slide cream, polish cloth, extra weight, and two extra leadpipes
- Serial Number: CB06727
Condition & Setup
This demo model trombone is in excellent playing order and has been professionally inspected, set up, and play-tested by The Mighty Quinn Brass and Winds. The instrument is very clean overall, with a glossy lacquer finish and only minor handling marks visible on close inspection, including light surface scratches on silver-colored slide receiver hardware near the model and serial engraving. The included case and accessories make this a complete professional large-bore tenor trombone package for the player who wants a current-production instrument without typical pre-owned wear.
Who the 1236L-T Tenor Trombone Is For
The 1236L-T is suited to advancing students, serious ensemble players, and professional trombonists who need a large-bore Bb/F tenor with a broad, centered sound and flexible response. Its open-wrap F-attachment and interchangeable leadpipe system give the player useful options for balancing resistance, articulation, and tonal density, making it a practical choice for orchestral section work, concert band, brass ensemble, and studio-style doubling where a full large-bore tenor sound is required.
Common Questions About the XO 1236L-T
How does the Thru-Flo valve affect the playing experience?
The Thru-Flo valve is designed to support a more open feel through the F-attachment, helping the low register speak cleanly while preserving the response expected from a professional large-bore tenor trombone.
Why are interchangeable leadpipes useful on this model?
Interchangeable leadpipes let the player adjust the initial response and resistance of the instrument. This is especially useful for players refining their setup for different mouthpieces, ensemble settings, and tonal goals.
Is the 1236L-T intended as a professional large-bore tenor?
Yes. The 1236L-T sits in XO's professional trombone line and is designed around the large-bore Bb/F tenor concept commonly used in orchestral, wind ensemble, and advanced studio settings.
We are proud to be an authorized Jupiter XO dealer
Pairs well with
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99
Jupiter XO 1236L-T Professional Tenor Trombone in Lacquer
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
Orders valued over $99 ship via FedEx 2-Day within the U.S. and via DHL internationally. A physical address (no P.O. Boxes) and signature are required. Smaller accessories ship via USPS (2–5 day service) and do not require a signature if valued under $99. Please see our FAQ for additional details.
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Return Policy
We offer an unconditional 30-day return policy to ensure you’re completely satisfied. If you’re unhappy for any reason, return the item for a full refund or full exchange credit (reeds and other consumables are non-returnable once opened). Every instrument we sell is guaranteed to be free of mechanical defects—if an issue arises, contact us and we’ll either reimburse a local repair or provide a prepaid return label for repair, exchange, or refund. If you simply change your mind, you may still return the item for a full refund, but return shipping costs are the customer’s responsibility unless free returns were purchased through Redo at checkout. Please see our FAQ for additional details.
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Shop Warranty:
Brand new items are covered by the full manufacturer’s warranty unless otherwise noted (see the individual maker for details). Open box/refurbished, used, and vintage items include a two-year warranty serviced by our in-house repair shop, and we guarantee every instrument will be free of mechanical defects. Warranty coverage does not include damage from accident, misuse, negligence, improper operation, unauthorized alterations or removed serial numbers, normal wear and routine maintenance, environmental damage (including perspiration, corrosion, or extreme temperature and humidity), lacquer or plating wear, or consumable parts such as springs, pads, and felts. Please see our FAQ for additional details.