Are you looking for the Guitar Amp Power Transformers? If so, you’ve come to the right place.
Choosing the Guitar Amp Power Transformers can be difficult as there are so many considerations, such as HP, Eaton, Marshall, Universal Hardware, Hammond, Nobsound, TITAN. We have done a lot of research to find the top 20 Guitar Amp Power Transformers available.
The average cost is $140.43. Sold comparable range in price from a low of $54.86 to a high of $312.91.
Based on the research we did, we think Hammond Mfg 290WX Transformer – Tube Guitar Amp – Power is the best overall. Read on for the rest of the great options and our buying guide, where you can find all the information you need to know before making an informed purchase.
20 Best Selling Guitar Amp Power Transformers (20 Sellers)
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$54.86
Features:
- Designed for drop in replacement of original units, though mounting holes may not always match up perfectly.
- Physically, parts were designed to look similar to original factory units (where possible).
- Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
$192.06
Features:
- 50 watt bobbin p-t290hx p-t290hz (lay-down) 120/220/240 vac 50 / 60 hz. jcm 800 & jmp.
- 100 watt paper p-t290kx 120/240 vac 50 / 60 hz. jcm 900.
- 50 watt bobbin p-t290jx 120/240 vac 50 / 60 hz. jcm 900.
$199.98
Features:
- Fu-7 pure manual scaffolding tube amplifier, 160w power transformer + 10w output transformer,…
$172.97
Features:
- Replacements for marshall amps.
- Designed for drop in replacement of original units.
- Physically, parts were designed to look similar to original factory units (where possible).
$128.95
Features:
- Designed for drop in replacement of original units.
- Physically, parts were designed to look similar to original factory units (where possible).
- Material used & design specs. were kept as close as possible to the original part to preserve the stock tone.
$189.99
Features:
- Great upgrade for the reissue amps. these can be retro-fitted with a minor amount of work for a great upgrade in the jcm 900 series as well! runs on mains…
$128.95
Features:
- Designed for drop in replacement of original units, though mounting holes may not always match up perfectly.
- Physically, parts were designed to look similar to original factory units (where possible).
- Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
$60.00
Features:
- Fully 60 hz ac tested and guaranteed vintage tube preamp transformer. ac testing using an oscilloscope allows us to find and reject transformers with noisy outputs, which a simple resistance…
$312.91
Features:
- 2a3 single-ended dedicated transformer kit, power transformer + amplifier output transformer +…
$170.59
Features:
- Transformer – tube guitar amp – power…
$199.00
Features:
- Here is pair of highnest quality power transformers, these are suitable for wide variety tube amplifiers ta208 (plate voltage supply) 2x315vac 100ma 2x280vac 115ma 2×35 vac 115ma all the windings…
$108.41
Features:
- Replacement for vox amplifiers designed for drop in replacement of original units. physically, parts were designed to look similar to original factory units (where possible). material used & design specs….
$141.77
Features:
- Ei 96 iron core 90w power transformer tube amplifier multi-purpose multi-tube power amplifier use…
$92.33
Features:
- Replacements for marshall amps.
- Designed for drop in replacement of original units.
- Physically, parts were designed to look similar to original factory units (where possible).
$128.95
Features:
- Designed for drop in replacement of original units, though mounting holes may not always match up perfectly.
- Physically, parts were designed to look similar to original factory units (where possible).
- Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
$107.00
Features:
- Designed for drop in replacement of original units.
- Physically, parts were designed to look similar to original factory units (where possible).
- Material used & design specs. were kept as close as possible to the original part to preserve the stock tone.
$86.20
Features:
- Designed for drop in replacement of original units, though mounting holes may not always match up perfectly.
- Physically, parts were designed to look similar to original factory units (where possible).
- Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
$121.20
Features:
- Designed for drop in replacement of original units.
- Physically, parts were designed to look similar to original factory units (where possible).
- Material used & design specs. were kept as close as possible to the original part to preserve the stock tone.
$137.42
Features:
- This is a great paper layer wound laydown power transformer for the 100w jcm900**, 100w 30th anniversary**, jtm60** and jtm600** marshall amplifier models. replace the original nylon bobbin transformer with…
1. Hammond Mfg 290wx Transformer – Tube Guitar Amp – Power
Product Details:
P-t290wx transformer, stand alone reverb 6g15 replacement, hammond, guitar amplifier, replacement for fender, 120 v warning: not all amplifier models of the same name use the same transformer model. please make sure the amplifier transformer which you are replacing has a fender number matching the equivalent fender transformer number listed here.featuresdesigned for drop in replacement of original units.physically, parts were designed to look similar to original factory units (where possible). material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
Specifications:
| CAD File | Click Here |
| Series Photo | Click Here |
| Manufacturers Series Page | Click Here |
| Amp Mfr | Fender |
| Secondary 1 | 237V @ 50 mA |
| Primary Volts | 120V @ 60 Hz |
| Pricing Note | Price change ~5.0% on 10/01/22 |
| Secondary 3 | 6.6V @ 1.05A |
| Hammond Product Photo | Click Here |
| Hammond Product Type | transformer |
| Hammond Product Group | transformers |
| Hammond Series | 290 |
| Lead-Time Weeks | 4 |
| Country Of Origin | CA |
| Itar Registered | No |
2. Power Transformer For Diy Tube Amp
3. Transformer – Hammond, Guitar Amplifier, Replacement For Marshall – General Replacement 290lx
Product Details:
Made in canada replacement for marshall jtm 45 primary: 120/240vac 50/60hz secondary: 600vct @ 230ma6.3vct @ 4a5v @ 2a features: designed for drop in replacement of original units. physically, parts were designed to look similar to original factory units (where possible). material used & design specs. were kept as close as possible to the original part to preserve the stock "tone". warning: not all amplifier models of the same name use the same transformer model. please make sure the amplifier transformer which you are replacing has a fender number matching the equivalent fender transformer number listed here. warning: handling electronic components can be harmful or fatal. please follow adequate safety procedures.
Specifications:
| CAD File | Click Here |
| Series Photo | Click Here |
| Manufacturers Series Page | Click Here |
| Amp Mfr | Marshall |
| Amp Model (Ref. Only) | General |
| Hammond Product Photo | Click Here |
| Primary Volts | 120/240 VAC 50/60 Hz |
| Pricing Note | Price change ~5.0% on 10/01/22 |
| Hammond Series | 290 |
| Hammond Product Type | transformer |
| Hammond Product Group | transformers |
| Lead-Time Weeks | 4 |
| Country Of Origin | CA |
| Itar Registered | No |
4. Fu-7 Pure Manual Scaffolding Tube Amplifier, 160w Power Transformer + 10w Output Transformer,
Product Details:
5. Transformer – Hammond, Power, Replacement For Marshall, P-T290kx
Product Details:
P-t290kx transformer, jcm 900 – 50 watt replacement, hammond, guitar amplifier, replacement for marshall featuresreplacements for marshall ampsdesigned for drop in replacement of original units.physically, parts were designed to look similar to original factory units (where possible). material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
Specifications:
| Year | 2021 |
6. Transformer – Hammond, Power, Replacement For Marshall, P-T290jx
Product Details:
P-t290jx transformer, jcm 900 – 100 watt replacement, hammond, guitar amplifier, replacement for marshall featuresreplacements for marshall ampsdesigned for drop in replacement of original units.physically, parts were designed to look similar to original factory units (where possible). material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
Specifications:
| CAD File | Click Here |
| Series Photo | Click Here |
| Manufacturers Series Page | Click Here |
| Amp Mfr | Marshall |
| Amp Model (Ref. Only) | JCM 900 – 100 watt |
| Hammond Product Photo | Click Here |
| Primary Volts | 120/240 VAC 50/60 Hz |
| Pricing Note | Price change ~5.0% on 10/01/22 |
| Hammond Series | 290 |
| Hammond Product Type | transformer |
| Hammond Product Group | transformers |
| Lead-Time Weeks | 4 |
| Country Of Origin | CA |
| Itar Registered | No |
7. Marshall Power Transformer 50 W Jmp Plexi Jcm800 New ! 1202-324
Product Details:
Specifications:
| Amplifier Type | Tube |
8. Transformer – Hammond, Guitar Amplifier, Replacement For Marshall – Jcm 800, Jmp – 50 Watt, Laydown Mount
Product Details:
Made in canada replacement for marshall jcm800 and jmp – 50 watt primary: 120/220/240vac 50/60hz secondary: 690vct @ 150ma 6.3vct @ 5a features: designed for drop in replacement of original units, though mounting holes may not always match up perfectly. physically, parts were designed to look similar to original factory units (where possible). material used & design specs. were kept as close as possible to the original part to preserve the stock "tone". warning: not all amplifier models of the same name use the same transformer model. please make sure the amplifier transformer which you are replacing has a fender number matching the equivalent fender transformer number listed here. warning: handling electronic components can be harmful or fatal. please follow adequate safety procedures. *please note: hammond products are subject to change without notice. the product you receive may vary slightly from the product pictured, including the associated specifications.
9. Grundig Vintage Power Transformer 160 Ma Tested 250 / 6.3 V Tube Amp Project 1960s
Product Details:
Fully 60 hz ac tested and guaranteed vintage tube preamp transformer. ac testing using an oscilloscope allows us to find and reject transformers with noisy outputs, which a simple resistance or continuity test will not reveal. made in usa in 1960s for grundig. no iea date code found. weighs 3 lbs 5 oz. bolt spacings 98 mm by 75 mm. quantity sometimes available – please enquire. here are the verified connections for this transformer: input: 117v outputs: 250 vac 6.3 vac two total 6.3 vac outputs! hv (marked) is fused at 160 ma. primary is screw 1 and screw 6 in usa. we use a standardized wire identification scheme featuring bright cable ties. in case of any ambiguity, 117v input will be wrapped with a black cable tie, red is high-voltage, yellow is 5v for rectifier, green is 6.3v, blue is 12.6v, white is 117v out for use as an isolation transformer or tubes with series heaters, purple is a second (or third!) 6.3v output. the voltages run a bit higher when run at modern ac level…
10. 2a3 Single-Ended Dedicated Transformer Kit, Power Transformer + Amplifier Output Transformer +
Product Details:
11. Hammond Mfg 290hx Transformer – Tube Guitar Amp – Power
12. Tube Amplifier Power And Filament Transformer Set Vintage Military
Product Details:
Here is pair of highnest quality power transformers, these are suitable for wide variety tube amplifiers ta208 (plate voltage supply) 2x315vac 100ma 2x280vac 115ma 2×35 vac 115ma all the windings can be connected in parallel or series to provide power for very power hungry tube amplifier. the primary voltage also can be adjusted for your country ac line, will work on 50hz as well on 60hz. tn55 (filament voltage supply) 6.3vac 0.75a 6.3vac 0.75a 5(6.3)vac 7a 5(6.3)vac 7a
13. Transformer – Hammond, Guitar Amplifier, Replacement For Vox – Ac15c1, 240v By Antique Electronic Supply
Product Details:
Replacement for vox amplifiers designed for drop in replacement of original units. physically, parts were designed to look similar to original factory units (where possible). material used & design specs. were kept as close as possible to the original part to preserve the stock "tone". part no. primary vox model names bobbin/paper wound vac hz. p-t290cz 120 vac 60 hz. ac15c1 bobbin p-t290cez 120/240 vac 50 / 60 hz. ac151c1 bobbin p-t290px 120/240 vac 50 / 60 hz. ac15 bobbin p-t290nx 100/120/220/230/240 vac 50 / 60 hz. ac30 vintage paper p-t290nnx 100/120/220/230/240 vac 50 / 60 hz. ac30 vintae, later revision with 27 v winding paper p-t290mx 120/240 vac 50 / 60 hz. ac30 reissue bobbin p-t290max 120/240 vac 50 / 60 hz. tb35c2 tony bruno bobbin
14. Ei 96 Iron Core 90w Power Transformer Tube Amplifier Multi-Purpose Multi-Tube Power Amplifier Use
Product Details:
15. Transformer – Hammond, Guitar Amplifier, Replacement For Marshall – Jtm30 290qx
Product Details:
P-t290qx transformer, jtm30 replacement, hammond, guitar amplifier, replacement for marshall featuresreplacements for marshall ampsdesigned for drop in replacement of original units.physically, parts were designed to look similar to original factory units (where possible). material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
Specifications:
| CAD File | Click Here |
| Series Photo | Click Here |
| Manufacturers Series Page | Click Here |
| Amp Mfr | Marshall |
| Amp Model (Ref. Only) | JTM30 |
| Hammond Product Photo | Click Here |
| Primary Volts | 120/240 VAC 50/60 Hz |
| Pricing Note | Price change ~5.0% on 10/01/22 |
| Hammond Series | 290 |
| Hammond Product Type | transformer |
| Hammond Product Group | transformers |
| Lead-Time Weeks | 4 |
| Country Of Origin | CA |
| Itar Registered | No |
16. Transformer – Hammond, Guitar Amplifier, Replacement For Marshall – Jcm 800, Jmp – 100 Watt
Product Details:
Made in canada replacement for marshall jcm800 and jmp – 100 watt primary: 120/220/240vac 50/60hz secondary: 356vct @ 420ma 100v @ 50ma 6.3vct @ 7a features: designed for drop in replacement of original units, though mounting holes may not always match up perfectly. physically, parts were designed to look similar to original factory units (where possible). material used & design specs. were kept as close as possible to the original part to preserve the stock "tone". warning: not all amplifier models of the same name use the same transformer model. please make sure the amplifier transformer which you are replacing has a fender number matching the equivalent fender transformer number listed here. warning: handling electronic components can be harmful or fatal. please follow adequate safety procedures. *please note: hammond products are subject to change without notice. the product you receive may vary slightly from the product pictured, including the associated specifications.
Specifications:
| Manufacturer Brand | Electrical Enclosure Group |
17. Transformer – Hammond, Power, Replacement For Vox
Product Details:
P-t290px transformer, ac15 replacement, hammond, guitar amplifier, replacement for vox featuresreplacement for vox amplifiersdesigned for drop in replacement of original units.physically, parts were designed to look similar to original factory units (where possible). material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
Specifications:
| CAD File | Click Here |
| Series Photo | Click Here |
| Manufacturers Series Page | Click Here |
| Amp Mfr | Vox |
| Amp Model (Ref. Only) | AC15 |
| Hammond Product Photo | Click Here |
| Primary Volts | 120/240 VAC 50/60 Hz |
| Pricing Note | Price change ~5.0% on 10/01/22 |
| Hammond Series | 290 |
| Hammond Product Type | transformer |
| Hammond Product Group | transformers |
| Lead-Time Weeks | 4 |
| Country Of Origin | CA |
| Itar Registered | No |
18. Transformer, Hammond, Guitar Amplifier, For Vox, Replacement: Ac15c1
Product Details:
P-t290cz transformer, ac15c1 replacement, hammond, guitar amplifier, replacement for vox featuresreplacement for vox amplifiersdesigned for drop in replacement of original units.physically, parts were designed to look similar to original factory units (where possible). material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
Specifications:
| CAD File | Click Here |
| Series Photo | Click Here |
| Manufacturers Series Page | Click Here |
| Amp Mfr | Vox |
| Amp Model (Ref. Only) | AC15C1 |
| Hammond Product Photo | Click Here |
| Primary Volts | 120 VAC 60 Hz |
| Pricing Note | Price change ~5.0% on 10/01/22 |
| Hammond Series | 290 |
| Hammond Product Type | transformer |
| Hammond Product Group | transformers |
| Lead-Time Weeks | 4 |
| Country Of Origin | CA |
19. Transformer – Hammond, Power, Replacement For Vox, P-T290mx
Product Details:
P-t290mx transformer, ac30 reissue replacement, hammond, guitar amplifier, replacement for vox featuresreplacement for vox amplifiersdesigned for drop in replacement of original units.physically, parts were designed to look similar to original factory units (where possible). material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
Specifications:
| CAD File | Click Here |
| Series Photo | Click Here |
| Manufacturers Series Page | Click Here |
| Amp Mfr | Vox |
| Amp Model (Ref. Only) | AC30 Reissue |
| Hammond Product Photo | Click Here |
| Primary Volts | 120/240 VAC 50/60 Hz |
| Pricing Note | Price change ~5.0% on 10/01/22 |
| Hammond Series | 290 |
| Hammond Product Type | transformer |
| Hammond Product Group | transformers |
| Lead-Time Weeks | 4 |
| Country Of Origin | CA |
| Itar Registered | No |
20. Classictone, Usa Classic, & Hammond: Marshall Jcm900 Style, 100w Laydown Power Transformer Classictone 40-18057
Product Details:
This is a great paper layer wound laydown power transformer for the 100w jcm900**, 100w 30th anniversary**, jtm60** and jtm600** marshall amplifier models. replace the original nylon bobbin transformer with this great high quality, usa made, vintage constructed transformer! amps used in: 100w jcm900**, 100w 30th anniversary**, jtm60** and jtm600** amplifier models for reference only: t5826 series: plus made by magnetic components inc. right here in the usa, in chicago, il…. specifications
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