Restore Classic 18-Watt Marshall Tone

Revive the authentic sound of the vintage 18-watt Marshall combo with this Genuine Marshall Power Transformer (Part# TXMA-00146). Designed specifically for the Marshall 1974X Handwired Combo, this factory-engineered transformer delivers the warm response, clarity, and dynamic touch that define the 1974X’s legendary tone. Built to exact Marshall specifications, it provides stable voltage, dependable operation, and period-correct performance for your amplifier.

Key Features

• Genuine Marshall Part – Factory-spec power transformer for the 1974X 18-Watt Handwired Combo.

• Part Number: TXMA-00146 (120V USA).

• Authentic Voltage Conversion – Provides the correct power supply for vintage-accurate tone and reliability.

• Restores Factory Performance – Maintains dynamic response and headroom as designed by Marshall engineers.

• Durable Construction – Precision-wound and built for long-term use in live and studio environments.

• Factory-Spec Engineering – Meets Marshall’s original standards for tone accuracy and safety.

Compatibility

✔ Marshall 1974X (18-Watt Handwired Combo)
✔ Direct OEM replacement for 120V USA models

Specifications

• Marshall Part Number: TXMA-00146

• Voltage: 120V (USA)

• Type: Power Transformer

• Application: Mains power supply for the Marshall 1974X amplifier

Important Notes

⚠ Professional Installation Required – Must be installed by a qualified amp technician.
⚠ Non-Refundable – Electrical component; all sales are final.
⚠ Pre-Order Information – If listed as pre-order, email sales@britishaudio.com for availability and lead times.

Need Installation Assistance?

If you’d like British Audio to professionally install this transformer, please reach out to our service team at repair@britishaudio.com or complete our Repair Request Form.

Why Choose British Audio?

At British Audio, we’re Nashville’s trusted source for Marshall parts and service. As an Authorized Marshall Service Provider, we stock only genuine factory components to preserve your amp’s original tone and reliability.

Bring your 18-watt Marshall combo back to life — order your Genuine Marshall 1974X Power Transformer (Part# TXMA-00146) today!