Transformers & Chokes

1600 Series

Hammond has been producing tube output transformers continuously for over 75 years, constantly improving and tweaking their performance. The output transformer is one of the most critical components in a audiophile amplifier. These excellent designs have survived the years and continue to provide great choices for replacement or new build applications.
P-TF37610 Transformer - Fender®, Power, for '65 Twin Reverb Reissue
Made precisely to the original Fender® specifications. Drop-in replacement for '65 Twin Reverb Reissue. Made in the USA. 120V Primary.
$71.16
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Originally: $79.95
On Backorder
P-RC-3 Choke - One Electron, Audio, PRC-3, 225H for Preamp Output
The PRC-3 audio choke from One Electron was designed as a plate load for the output of either a high quality line amplifier or a phono preamp.
$62.26
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Originally: $69.95
P-T125H Transformer - Hammond, Output, 8 W, 10k Primary
Specifications Audio Watts: 8 watts Primary Impendance (Ohms): 10K center-tapped Secondary Impendance (Ohms): 2/4/8 Mounting centers: 2-3/8u-bracket Weight: 1.0 lbs. Cat. No. Dimensions (Inches) A B C D G Mtg. Hole 125H 2.81 1.4 1.7 2.36 0.187
$32.93
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Originally: $37.00
P-T125J Transformer - Hammond, Output, 8 W, 2.5k or 4k Primary
Special Order Item
Specifications Audio Watts: 8 Primary Impendance (Ohms): 2.5k/4K center-tapped Secondary Impendance (Ohms): 6/8 - 3.2/4 Mounting centers: 2-13/16u-bracket Weight: 1.0 lb.
$31.35
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Originally: $35.23
Note: special order items require additional lead time. See our page on special order items.
P-T125X Transformer - Hammond, Universal Push-Pull
  • Designed for general purpose or replacement use in push-pull tube output circuits. (For single ended use, see our 125 SE series - optimized for single ended tube output circuits).
  • Frequency response: 150 Hz. - 15 Khz (± 1db max. ref. 1 Khz).
  • Open style with minimum 5" long primary leads, secondary solder lugs for convenient secondary connections.
  • Tables provided with transformer listing 90 pre-calculated impedance ratios.
Starting at $32.77
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Originally: $36.82
Note:
P-T125B: 5 W / 45 mA
P-T125D: 10 W / 70 mA
are special order items.
Note: some of these items are special order items.
P-T125XSE Transformer - Hammond, Universal Single Ended
  • Designed for general purpose or replacement use (not Hi-Fi), in single ended, tube output circuits.
  • Frequency response: 100 Hz. - 15 Khz (± 1db max. - ref. 1 Khz). (For full frequency response (20 Hz. to 20 Khz.) - see P-T1627SE).
  • For push-pull output use, see P-T125A - optimized for push-pull tube output circuits.
  • Open style with minimum 12" long primary & secondary leads leads.
  • All sizes use butt stacked cores (using 29M6 steel) with an air gap, to reduce D.C.
Starting at $40.80
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Originally: $45.84
Note: P-T125GSE: 25 W / 100 mA is a special order item.
P-T1650X Transformer - Hammond, Tube Output, Push-Pull
  • Designed for push-pull tube output circuits.
  • Enclosed (shielded), 4 slot, above chassis Type 'X' mounting.
  • Frequency response 30 Hz. to 30 Khz. at full rated power (± 1 db max. - ref.
Starting at $75.87
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Originally: $85.25
Note: P-T1650W: 280 W / 1.9 kΩ is a special order item.
P-T1650XA Transformer - Hammond, Tube Output, Easy Wire Secondary
  • Designed for push-pull tube output circuits.
  • Enclosed (shielded), 4 slot, above chassis Type 'X' mounting.
  • Frequency response 30 Hz. to 30 Khz. at full rated power (± 1 db max. - ref.
Starting at $100.20
Save 11%
Originally: $112.58
Partially Out of Stock
Note:
P-T1608A: 10 W / 8 kΩ
P-T1650NA: 60 W / 4.3 kΩ
P-T1650PA: 60 W / 6.6 kΩ
P-T1650RA: 100 W / 5 kΩ
P-T1650TA: 120 W / 1.9 kΩ
are special order items.
Note: some of these items are special order items.
P-T162XSEA Transformer - Hammond, Output, Single-Ended, 30 W
Special Order Item
  • Over designed for single ended tube output circuits (triode, tetrode or pentode tubes).
  • Enclosed (shielded), 4 slot, above chassis Type 'X' mounting.
  • Frequency response at least 20 Hz. to 20 Khz. at full rated power (± 1 db max. ref.
Starting at $134.96
Save 11%
Originally: $151.64
Note: special order items require additional lead time. See our page on special order items.
P-T1750X-FENDER Transformer - Hammond, Output, replacement for Fender
  • Replacements for Fender Amps
  • 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".
Starting at $16.41
Save 11%
Originally: $18.44
P-T1750X-MARSHALL Transformer - Hammond, Output, replacement for Marshall
  • 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).
  • Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
Starting at $33.37
Save 11%
Originally: $37.50
P-T1750X-VOX Transformer - Hammond, Output, replacement for Vox
  • Replacements for Vox Amps
  • 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".
Starting at $84.94
Save 11%
Originally: $95.44
P-T31 Transformer - Output, 8 W, Single Ended
Specifications
  • Power: 8 W
  • Primary Impedance: 5,000 Ω single-ended
  • Secondary Impedance: 8 Ω
  • Primary DC Resistance (Red to Blue): 230 Ω
  • Mounting Centers: 2.375"
  • Mounting Type: U-bracket
  • Weight: 0.7 lbs
$13.80
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Originally: $15.50
P-TF22848-X Transformer - Fender® Replacement, Output, 35 W
Replacement for Pro Reverb, Tremolux, Vibrolux, Bandmaster, and Vibroverb. Equivalent to #125A6A & #022848.
Starting at $38.27
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Originally: $43.00
P-TF22871 Transformer - Fender® Replacement, Output, 50 W, 4 Ohm
Replacement for Bassman heads. Equivalent to #125A13A & #022871.
$62.26
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Originally: $69.95
P-TF22905 Transformer - Fender® Replacement, Output, 8 W, 3.2 Ohm
Replacement for Fender Champ, VibroChamp, and Bronco amps, 4 ohms.
Equivalent to #125A35A & #022905.
$31.11
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Originally: $34.95
P-TF22913 Transformer - Replacement for Fender®, Output, 12W, 8Ω
Generic replacement for Fender Princeton Reverb, Tweed Deluxe, 8 ohms. Transformer is not manufactured by Fender, but is equivalent to #125A10B & #022913.


Specifications


Audio Power
12 W (RMS)


Primary Impedance
8,000 Ω


Secondary Impedance
8 Ω


Mounting Centers
2.875"


Mounting Type
Vertical


Weight
1.0 lbs


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.
$35.56
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Originally: $39.95
P-TF26477 Transformer - Fender®, Power, for Tone Master
Fender® Original Tone Master Power Transformer. Equivalent to #026477.
$160.16
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Originally: $179.95
P-TF36483 Transformer - Fender®, Power, for '59 Bassman Reissue
Fender® Original '59 Bassman Reissue Power Transformer. Equivalent to #036483.
$80.06
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Originally: $89.95
P-TF36485 Transformer - Fender®, Output, 50 W, 2 Ω
Fender® Original '59 Bassman Reissue output transformer. Equivalent to #036485.
$46.24
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Originally: $51.95
P-TF41318 Transformer - Fender® Replacement, Output, 25 Watt, 8 Ohm
Replacement for Deluxe and Deluxe Reverb, 8 ohms.
Equivalent to #125A1A & #041318.
$32.25
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Originally: $36.24
P-TF49969 Transformer - Output, Replacement for Blues Junior, 15 W
Fender Original Blues Junior output transformer.
Equivalent to #049969.
15 watts.
$22.38
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Originally: $25.15
P-TF50438 Transformer - Fender®, Output, Hot Rod Deluxe and Blues Deluxe
Fender Original Hot Rod Deluxe and Blues Deluxe output transformer. 40 watts. Equivalent to #050438.
$36.94
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Originally: $41.50
P-TM0100 Transformer - Marshall Replacement, Output, 100 W
Great for upgrading later issue Marshall™ amps. Gives great classic sound.
Good replacement for JMP and JCM 800s. for EL34!
$72.94
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Originally: $81.95
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