Transformers & Chokes

Hammond

Hammond Manufacturing offers a full range of transformers, chokes and enclosures.
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 $25.95
P-T290-FENDER-120 Transformer - Hammond, Guitar Amplifier, replacement for Fender, 120 V
  • 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".
  • See P-T290-FENDER-120-UP for upgraded 120 V transformers, P-T290-FENDER-240 for 240 V transformers

Warning: Not all amplifier models of the same name use the same transformer model.
Starting at $36.25
P-T154-P-T156-X Filter Choke - Hammond, Open Bracket
Features
  • Economical "open bracket" - channel mount.
  • Tolerance of 15% on both inductance & resistance.
  • Inductances measured at rated D.C.
Starting at $12.95
Note:
P-T155B:6 mH / 2 A
P-T154G:9 H / 40 mA (700 ohm)
P-T155C:60 H / 8 mA
are special order items.
Note: some of these items are special order items.
P-T263-X Transformer - Hammond, High Voltage Plate & Filament, Vertical mount
  • Vertical Mount. For Horizontal Mount, see P-T263-Z
  • Primary 115 VAC, 60 Hz. - except as noted
  • Enclosed, 4 hole, chassis mount.
  • Minimum 6" long leads.
  • Units can be run full wave bridge or full wave C.T.
  • Class A insulation (105 degrees C).
  • Hi-Pot test of 2,000V RMS.
  • Conservative designs - CSA certified (209651).
Starting at $51.95
P-C194B Choke - Hammond, for Fender Bandmaster, Dual Showman, etc.
Replacement for Fender Bandmaster, Dual Showman, Pro Reverb, Twin Super Equivalent to Manufacturer part number 125C1A & 022699 Specifications:
  • Inductance ± 15%: 4 H
  • D.C. Current: 90 mA

Features:
  • Designed for drop in replacement of original units.
  • Physically, parts were designed to look similar to original factory units (where possible).
  • Inductances measured at rated D.C. current.
  • Material used & design specs.
$18.50
P-C194A Choke - Hammond, for Fender Deluxe, Deluxe Reverb, etc.
Replacement for Fender Deluxe, Deluxe Reverb, Vibrolux, Vibrolux Reverb Equivalent to Manufacturer part number 125C3A & 022707 Specifications: Inductance ± 15% 4 H D.C. Current 50 mA Features:
  • Designed for drop in replacement of original units.
  • Physically, parts were designed to look similar to original factory units (where possible).
  • Inductances measured at rated D.C. current.
  • Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
  • Units are vacuum impregnated with polyurethane varnish for quiet and long life operation.
$16.95
P-T300-X Transformer - Hammond, High Voltage Universal Plate & Filament, Vertical mount
  • Primary: Universal - 100, 110, 120, 200, 220,230, 240 VAC 50/60 Hz.
    • NOTE: units are designed to operate with BOTH primary windings engaged.
    • See primary wiring information under resources.
  • Bias Tap: 50 VAC tap from high voltage secondary C.T. (except part number P-T379WX - uses a separate 60VAC 0.2 Amp winding).
  • Highpot tested: 2,000 VAC
  • Faraday Copper Primary Shield: Our electrostatic shield reduces the capacitive coupling from the primary - greatly attenuating higher frequency current coupling to the secondaries (shield is internally grounded to the end bell).
  • Windings: Concentric wound for low stray field and low noise.
  • Models: This series is an upgrade from our P-T263-X range of units PLUS 2 models designed specifically for 300B tubes (Part Number P-T300BX) and 2A3 tubes (Part Number P-T302AX).
  • Finish: Black powder paint to match our P-T1650X series of output transformers Units can be run full wave bridge or full wave C.T.
  • Conservative designs - CSA certified (209651).
Starting at $84.37
P-C194X Choke - Hammond, replacement for Marshall amps
Features:
  • Designed for drop in replacement of original units.
  • Physically, parts were designed to look similar to original factory units (where possible).
  • Inductances measured at rated D.C. current.
  • Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
  • Units are vacuum impregnated with polyurethane varnish for quiet and long life operation.
Starting at $22.95
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 $102.43
P-T290-MARSHALL Transformer - Hammond, Guitar Amplifier, 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 $97.29
P-T166-6 Transformer - Hammond, Low Voltage / Filament, Open, 6.3 VCT
  • Open style, chassis mount transformers with a 115V 60Hz or 117 50/60Hz primary and a 6.3V center tapped secondary.
Starting at $11.55
Note: P-T166K6: 7.56 is a special order item.
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 $36.95
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. core saturation.
  • Primary impedance range from 2,500 to 10,000 Ohms.
  • Secondary impedance range from 4 to 32 Ohms.



Part No.
Audio Power
Max D.C. Bias
Dimensions (Inches)


A
B
C
D
E
G Mtg.
Starting at $47.75
P-T261X6 Transformer - Hammond, Plate & Filament or Bias, 6.3 V auxiliary
  • Primary 115 VAC, 60 Hz.
  • Designed for small power or bias supplies, test equipment, preamps etc.
  • Models P-T261C6, P-T261E6, and P-T261G6 can also be used with full wave C.T. rectifiers.
  • Economical , two hole, channel bracket, chassis mount.
  • Minimum 5" long leads.
  • Convenient 6.3 filament/auxiliary winding.
Starting at $34.95
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 $38.35
P-T193X Filter Choke - Hammond, D.C. choke, Enclosed
  • Enclosed, 4-hole mount chokes
  • Tolerance of 15% on both inductance & resistance.
  • Inductances measured at rated D.C. current.
  • Minimum 8" long leads.
  • Units will exhibit less inductance at slightly higher currents or more at lower currents.
  • Perfect for high voltage power supply filtering, case matches power transformers & tube audio output transformers.
  • Units are vacuum impregnated with polyurethane varnish for quiet and long life operation.
  • For more sizes and voltages (open - bracket mount type) - see P-T154-P-T156-X
  • Operating temperature range is -40C to 85C
Starting at $43.47
P-T166-2 Transformer - Hammond, Low Voltage / Filament, Open, 2.5 VCT
  • Open style, chassis mount transformers with a 115V 60Hz primary and a 2.5V center tapped secondary.
Starting at $16.95
Note:
P-T166F2:0.63
P-T166G2:1.25
P-T166J2:2.5
P-T166K2:3.75
P-T166L2:6.25
are special order items.
Note: some of these items are special order items.
P-T1182-110 Transformer - Hammond, Toroidal Power, 110V / 220V secondary
Dual 117/234 VAC primary, 50/60 Hz. operation. 220 V series, 110 V parallel secondary.
Starting at $45.85
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 $115.95
P-T290-FENDER-120-UP Transformer - Hammond, Guitar Amplifier, replacement for Fender, 120 V upgrade
  • Designed for drop in replacement of original units. Upgraded units with variable voltage.
  • 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".
  • See P-T290-FENDER-120 for 120 V basic transformers, P-T290-FENDER-240 for 240 V transformers

Warning: Not all amplifier models of the same name use the same transformer model.
Starting at $94.15
P-T166-12 Transformer - Hammond, Low Voltage / Filament, Open, 12 VCT
Open style, chassis mount transformers with a 115V 60Hz primary and a 12V center tapped secondary.
Starting at $9.94
Note:
P-T166E12:1.8
P-T166F12B:3.6
P-T166JA12:12
P-T166K12:14.4
P-T166LA12:24
P-T166JB12:14.4 - 117V primary
are special order items.
Note: some of these items are special order items.
P-T1140-LU-X Transformer - Hammond, Line Output Transformers
Studio Grade Impedance Matching, 1140 Series. ​Designed with Nickel alloy cores for high performance and Wide Bandwidth. Frequency Response: 20 Hz – 20 kHz ±0.35 dB, (ref. @ 1 kHz). Low distortion at levels up to +27 dBu @ 20 Hz. Open Style
Starting at $39.65
P-T290-FENDER-240 Transformer - Hammond, Guitar Amplifier, replacement for Fender, 240 V
  • 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".
  • See P-T290-FENDER-120 for 120 V transformers, P-T290-Fender-120-UP for upgraded 120 V transformers

Warning: Not all amplifier models of the same name use the same transformer model.
Starting at $52.10
P-T1182-12 Transformer - Hammond, Toroidal Power, 12V / 24V secondary
Dual 117/234 VAC primary, 50/60 Hz. operation. 24 V series, 12 V parallel secondary.
Starting at $45.85
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