Restore the original power, clarity, and punch of your Marshall 2555X Silver Jubilee Reissue with this Genuine Marshall Output Transformer (Part# TXOP-00029).

The output transformer is one of the most tone-defining components in a tube amplifier. This factory-spec OEM replacement ensures correct impedance matching, proper power transfer, and the signature dynamic response the 2555X is known for.

Whether you’re repairing a failed transformer or restoring a Jubilee to factory performance, this is the correct Marshall-spec unit.

Key Features

• Genuine Marshall OEM Part

• Part Number: TXOP-00029

• Designed for Marshall 2555X (Silver Jubilee Reissue)

• Factory-Correct Impedance & Output Matching

• Restores Proper Headroom, Punch & Harmonic Response

• Heavy-Duty Construction for Reliable Performance

Compatibility

• Marshall 2555X Silver Jubilee Reissue (100W)

Specifications

• Component Type: Output Transformer

• Application: Power amp output stage

• Mounting Style: Chassis mount

• Part Number: TXOP-00029

⚠ Important Installation Notes

• Professional Installation Required – This is a high-voltage, high-current component tied directly to the amplifier’s power section. Installation must be performed by a qualified tube amplifier technician.

• Bias & Load Verification Required – Improper installation or impedance mismatch can cause serious damage to power tubes or other components.

• Non-Refundable – Due to the nature of electronic parts, this item is non-returnable.

• Pre-Order Availability – Contact us for current lead times if not in stock.

Need Repair Service for Your 2555X?

If your amp has experienced blown fuses, no output, burning smell, or output stage failure, we recommend full diagnostic service rather than part replacement alone.

British Audio specializes in Marshall amplifier service.

👉 Submit a repair request here:
https://britishaudio.com/pages/repair-request

Why Buy Genuine Marshall Transformers?

Output transformers dramatically affect tone and reliability. Using a genuine Marshall transformer ensures:

• Correct impedance matching

• Proper power handling

• Factory voicing

• Long-term reliability

Restore your Jubilee the right way — order your Genuine Marshall 2555X Output Transformer today, or let our technicians handle the repair professionally.