Trainwreck style transformers

We are currently unable to ship this product and have no date for when transformers will be in stock again. If you are in a hurry, we suggest you contact Heyboer Transformers directly.

Our transformers are wound in the USA by Heyboer. The power transformer is the old standard we've been been using for years. Output transformers are Stancor-style, and come in a variety of impedances to match the amp you want to build.

Specs on the transformers are as follows:

• Primary: 120V
• HV Taps: 300 - 260 - 0 - 260 - 300 (300mA)
• Heater Tap: 6.3V (7.5A)
• Rectifier Tap: 5V (3A)

• Primary: 240V
• HV Taps: 300 - 260 - 0 - 260 - 300 (300mA)
• Heater Tap: 6.3V (7.5A)
• Rectifier Tap: 5V (3A)

• Primary: 6600 Ohms
• Secondary: 4 / 8 / 16 Ohms
• Steel: M19/26
• Watts: 35 (conservatively)

• Primary: Dual 5200 Ohms
• Secondary: 4 / 8 / 16 Ohms
• Steel: M19/26
• Watts: 35 (conservatively)

• Primary: Dual 4300 / 5200 Ohms
• Secondary: 4 / 8 / 16 Ohms
• Steel: M19/26
• Watts: 35 (conservatively)

• Primary: Dual 5200 / 6600 Ohms
• Secondary: 4 / 8 / 16 Ohms
• Steel: M27
• Watts: 35 (conservatively)

Check out the transformer diagrams here

Price, including shipping to the United States, is $165 for a PT/OT set, including the OT of your choice.

Price, including shipping to Canada, is $180 for a PT/OT set.

Price, including shipping outside the United States and Canada, is $215 for a PT/OT set, including a PT with a 240 Primary*.
240V are not always available, but we usually have a few on hand. Email us for more information or to see if we have one in stock.

Individual transformers are also available

• Output transformers are $75 plus shipping
• 120V Power transformers are $90, plus shipping.
• 240V Power transformers are $95, plus shipping.
• Shipping is $12.50 for up to three transformers to the United States, $28 to Canada, $40 anywhere else in the world.