Transformer Selector
Evatco Guitar Amp Transformer Finder
Locate drop-in replacement power transformers, output transformers, chokes, and reverb drivers for your Fender, Marshall, Vox, or Gibson valve amplifier.
Filter by Amp & Component Type
Select your brand and exact amplifier model to retrieve detailed tap specs and direct links to Evatco product pages.
Why Buy Hammond Transformers from Evatco?
100% Drop-In Physical Fit
Hammond replacement units match original chassis mounting hole spacing and lead colors for vintage Fender, Marshall, Vox, and Gibson chassis.
Australian 240V Mains Rated
Power transformers include 240V primary taps engineered specifically for Australian mains supplies, eliminating hot-running step-down transformers.
Hammond Transformer Cross Reference
Every amp model in the finder above with its matching Hammond power transformer, output transformer, choke and reverb driver. Power transformers listed are the 240V / international versions. Click any part number to view it on Evatco. A dash means no stock Hammond part is listed for that position.
| Amp Model / Chassis | Power Transformer | Output Transformer | Filter Choke | Reverb Driver |
|---|---|---|---|---|
| Fender | ||||
| Champ / Super Champ / Tweed Champ (5C1, 5E1, 5F1, AA764, AB764) | 290AEX5 Watts | 1750C5 Watts | — | — |
| Princeton / Princeton Reverb (5F2-A, AA964, AA1164, B1270, 65 Reissue) | 290AEX12-15 Watts | 1750E15 Watts | — | 1750A3.5 Watts |
| Deluxe / Deluxe Reverb (5E3 Tweed, AB763, 65 Reissue, Blackface, Silverface) | 290BEX20-22 Watts | 1750H20 Watts | 194B (125C1A) | 1750A3.5 Watts |
| Vibrolux / Vibrolux Reverb (5F11, 6G11, AA864, AB763) | 290CEX40 Watts | 1750J40 Watts | 194B (125C1A) | 1750A3.5 Watts |
| Super Reverb / Bandmaster / Pro Reverb (50W AB763, AA763, Blackface, Silverface) | 290DEX40-50 Watts | 1750K50 Watts Pro Reverb: 1750J |
194B (125C1A) | 1750A3.5 Watts |
| Bassman 50W / Tweed Bassman (5F6-A, AB165, AA864) | 290EEX50 Watts Tweed 5F6-A: 290DEX |
1750L60 Watts Tweed 5F6-A: 1750K |
194B (125C1A) | — |
| Twin Reverb / Dual Showman (100W Blackface & Silverface) | 290FEX100 Watts | 1750W100 Watts | 158Q | 1750A3.5 Watts |
| Hot Rod Deluxe / Blues Deluxe | 290UEX40 Watts | 1750JA40 Watts | — | — |
| Hot Rod Deville / Blues Deville | 290VEX50-60 Watts | 1750L60 Watts | — | — |
| Marshall | ||||
| 18W Mini (1974 / 1974X Handwired) | 290PAZ18 Watts | 1750PA18 Watts | — | — |
| JTM45 / Bluesbreaker (Model 2245 / 30W) | 290LXJTM45 | 1750Q50 Watts | 194GPlexi | — |
| JCM800 (50W - Model 2204 / 1987 Plexi) | 290GX50 Watts | 1750N50 Watts | 194FJCM800 / Mk II | — |
| JCM800 (100W - Model 2203 / 1959 Plexi) | 290HX100 Watts | 1750U100 Watts | 194FJCM800 / Mk II | — |
| JCM900 / JCM2000 (DSL50 / TSL60 / 50W Series) | 290KX50 Watts | 1750P50 Watts | — | — |
| Vox | ||||
| AC4 (AC4C1 / AC4TV Handwired) | — | — | — | — |
| AC15 (AC15C1 / AC15CC1 / Vintage AC15) | 290CEZAC15C1 / CC1 Vintage AC15: 290PX |
1750Y15 Watts | — | — |
| AC30 (Top Boost / AC30C2 / Custom Classic) | 290NXTop Boost / Vintage C2 / Custom Classic: 290MX |
1750V30 Watts C2 / Custom Classic: 1750T |
194DAC30 reissue | — |
| Gibson | ||||
| GA-5 / Les Paul Junior Amp | 290AEX5 Watts | 1750C5 Watts | — | — |
| GA-15 / GA-20 Vintage Series | 290AEX15 Watts | 1750E15 Watts | — | — |
| GA-40 Les Paul Amp | 290GEX20 Watts | 1750E15-20 Watts | — | — |
Always confirm your amp's original part number or tube complement before ordering, as production runs vary between years.
