Transformers & Chokes
Hammond
Hammond Manufacturing offers a full range of transformers, chokes and enclosures.
Power Transformer - Hammond, 115V, 28VCT
Special Order Item
- Both series operate on 50/60 Hz current
- Low profile, split bobbin design.
- Dual winding secondaries, non-concentrically wound
- Units are designed so that all windings must be used
- Low primary to secondary coupling - no electrostatic shield required.
- High insulation - Hipot of 2,500V RMS.
- Class B insulation - 130 degrees C.
- c UL us recognized
Starting at $10.70
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 $19.85
Transformer - Hammond, Toroidal Power, 24V / 48V secondary
Dual 117/234 VAC primary, 50/60 Hz. operation. 48 V series, 24 V parallel secondary.
Starting at $141.05
Transformer - Hammond, Low Voltage, Dual Primary, 12.6V 4A
Current: 4 A
VA Rating: 50.4
Features:
Special Order Item
Secondary VAC: 12.6V C.T.Current: 4 A
VA Rating: 50.4
Features:
- Dual Primary 115/230VAC
- Operates on 50/60 Hz.
- Combination solder or quick connect terminals.
- Split bobbin construction eliminates the need for an electrostatic shield.
- Hi-pot tested to 2 KV RMS.
- Economical open style, channel frame - chassis mount design
- UL recognized & CSA certified.
$21.73
Transformer - Hammond, High Voltage Plate & Filament, Horizontal mount
- Horizontal mount. For Vertical Mount, see P-T263-X
- Primary 117 VAC, 50/60 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).
- For Vertical Mount, see P-T263-X
Starting at $88.07
Save 7%
Originally: $95.10
Transformer - Hammond, Low Voltage / Filament, Open, 28 VCT
Open style, chassis mount transformers with a 115V 60Hz primary and a 28V center tapped secondary.
Starting at $15.50
- Primary 115 VAC, 60 Hz.
- Secondary 60 C.T.
- All secondaries center tapped, VAC (RMS)
- Enclosed, 4 hole chassis mount.
- Minimum 6" long leads.
- Dual bobbin design - no electrostatic shield required.
- Class B insulation (130 degrees C).
- Hi-Pot test of 2,000V RMS.
- UL listed (# E50394) & CSA certified (209651).
$76.40
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 $40.25
Transformer - Hammond, Toroidal Power, 40V / 80V secondary
Dual 117/234 VAC primary, 50/60 Hz. operation. 80 V series, 40 V parallel secondary.
$303.80
Transformer - Hammond, Plate & Filament
- Universal primary with taps for 100, 120, 220 or 240 VAC, 50 / 60 Hz. (Except the 260A6 which is 117V, 50/60 Hz only)
- Designed for preamps, low power amps, general replacement, test equipment, etc.
- Economical, open frame, chassis mount - two hole (.187 dia. = G) channel bracket (figure #1) or four hole mounting (figure #2).
- Units include a Faraday shield between the primary and secondary windings. Our electrostatic shield reduces the capacitive coupling from the primary - greatly attenuating higher frequency current coupling to the secondaries.
- Minimum 5" long leads.
- For more selection check out our P-T300-X series of universal plate & filament transformers.
Starting at $81.68
Transformer - Hammond, Low Voltage / Filament, Open, 50 VCT
- Open style, chassis mount transformers with a 115V 60Hz primary and a 50V center tapped secondary.
Starting at $26.35
Transformer - Hammond, Low Voltage / Filament, Open, 24 VCT
Open style, chassis mount transformers with a 115V 60Hz or 117 50/60Hz primary and a 24V center tapped secondary.
Starting at $11.62
- Primary 115 VAC, 60 Hz.
- Designed for small power or bias supplies, test equipment, preamps etc.
- Economical , two hole, channel bracket, chassis mount.
- Minimum 5" long leads.
- Convenient 12.6 filament/auxiliary winding.
$46.08
Transformer - Hammond, Guitar Amplifier, replacement for Fender, 120 V
Warning: Not all amplifier models of the same name use the same transformer model.
- 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 $57.49
Transformer - Hammond, Toroidal Power, 90V / 180V secondary
Dual 117/234 VAC primary, 50/60 Hz. operation. 180 V series, 90 V parallel secondary.dary.
$97.65
Specifications:
Features:
- Size: 18 VA
- Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
- Secondary VAC RMS Series: 36V @ 0.5 A
- Secondary VAC RMS Parallel: 18V @ 1 A
Features:
- Primary 117/234 VAC, 50/60 Hz.
- Dual secondaries
- Secondaries can be used as; a center tapped secondary, parallel connected or used individually
- Units are designed for use with all windings engaged.
- Open style.
- Minimum 6" long leads.
- Dual bobbin design - no electrostatic shield required.
- Class B insulation (130 degrees, C) for extra
$44.30
Transformer - Hammond, Low Voltage / Filament, Open, 60 VCT
- Open style, chassis mount transformers with a 115V 60Hz primary and a 60V center tapped secondary.
$31.63
Transformer - Hammond, Low Voltage / Filament, Open, 20 VCT
Special Order Item
Open style, chassis mount transformers with a 115V 60Hz primary and a 20V center tapped secondary.
Starting at $12.90
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 $128.95
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 $90.06
Save 9%
Originally: $98.67
Transformer - Hammond, Toroidal Power, 117V / 234V secondary
Dual 117/234 VAC primary, 50/60 Hz. operation. 234 V series, 117 V parallel secondary.
Starting at $61.85
Specifications:
Features:
- Size: 48 VA
- Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
- Secondary VAC RMS Series: 48V @ 1 A
- Secondary VAC RMS Parallel: 24V @ 2 A
Features:
- Primary 117/234 VAC, 50/60 Hz.
- Dual secondaries
- Secondaries can be used as; a center tapped secondary, parallel connected or used individually
- Units are designed for use with all windings engaged.
- Open style.
- Minimum 6" long leads.
- Dual bobbin design - no electrostatic shield required.
- Class B insulation (130 degrees, C) for extra p
$41.52
Transformer - Hammond, Guitar Amplifier, replacement for Ampeg
Part No.
Primary
Ampeg Model Names
Ampeg Part No
Bobbin/Paper Wound
VAC
Hz.
P-T291GX
120 V
60 Hz.
B25
12XA
Bobbin
P-T290CAZ
117 V
60 Hz.
Gemini VI 25W
PT 113
Bobbin
P-T290ETX
120 V
60 Hz.
Super Echo Twin
PT 109
Bobbin
P-T291HX
110 / 115 / 230 V
50 / 60 Hz.
V50H
94-270-030
Bobbin
- Replacement for Ampeg 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
Ampeg Model Names
Ampeg Part No
Bobbin/Paper Wound
VAC
Hz.
P-T291GX
120 V
60 Hz.
B25
12XA
Bobbin
P-T290CAZ
117 V
60 Hz.
Gemini VI 25W
PT 113
Bobbin
P-T290ETX
120 V
60 Hz.
Super Echo Twin
PT 109
Bobbin
P-T291HX
110 / 115 / 230 V
50 / 60 Hz.
V50H
94-270-030
Bobbin
Starting at $105.82
Transformer - Hammond, Low Voltage / Filament, Open, 18 VCT
- Open style, chassis mount transformers with a 115V 60Hz or 50/60Hz primary and an 18V center tapped secondary.
Starting at $12.27