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Transformers & Chokes

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P-T1182D240 Transformer - Hammond, Toroidal Power, 30VA
Toroidal power transformer. 30VA, 50/60 Hz. 12.30% voltage regulation, open toroid center.
  • Torodial transformer benefits:
    • low profile
    • lightweight
    • cool running / high efficiency
    • due to the core shape - low stray magnetic flux leakage (low EMI)
  • Dual 117/234 VAC primary, 50/60 Hz. operation.
  • Note: Units are designed to have all windings engaged (either series or parallel connected) or connected as an autotransformer.
  • Supplied with two neoprene rubber insulating pads, one metal centering washer and all mounting hardware
  • Minimum 8" long flexible leads
  • Manufactured using Class B (130 degree C) materials.
  • Hi-Pot test of 4,000VAC RMS between primary & secondary
  • UL recognized to UL506 (XPTQ2.Guide) UL file #E207860
  • CSA certified to C22.2 #66 - CSA file #209651
  • CE compliant to IEC 61558-2-4
$55.56
P-T143 Transformer - Hammond, Power, 350-0-350V, 70-90 mA
Custom manufactured to replace most 6 and 7 tube sets of the early 1930s. Supplied with vertical mounting shells. Provides a seperate filament winding for audio output stages.
Specifications
Rating: 350-0-350 V, 70 or 90 mA (if 5 V winding is used with 2 A rectifier)
Windings: 5 V, 3 A; 2.5 V, 7.5 A; 2.5 VCT, 3.5 A
Mounting Centers:2 x 2.625"
Weight: 4.2 lbs.
Overall Height: 3.12"
$105.95
P-T161E24 Transformer - Hammond, Power, 115V, 34V/50mA, 1.2VA, 161E24
  • Vertical mount, split bobbin design.
  • Non-concentric wound.
  • Low primary to secondary coupling - no electrostatic shield required.
  • High insulation - Hipot of 2,000V RMS.
  • Class B insulation - 130 degrees C.
  • CSA certified (File # LR3902) and UL recognized (File #E207860).
$7.69
P-T162F120 Transformer - Hammond, Power, Low Voltage PC Mount Dual Primary
  • 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.
  • Universal dual primary 115/230V
  • High insulation - Hipot of 2,500V RMS.
  • Class B insulation - 130 degrees C.
$8.39
P-T164X-28 Power Transformer - Hammond, 115V, 28VCT
  • 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 $9.61
P-T166F30 Transformer - Hammond, Low Voltage / Filament, Open, 30 VCT
  • Primary 115 VAC, 60 Hz.
  • Secondary 30 C.T.
  • Center tapped secondary.
  • Open style, channel bracket, two hole chassis mount.
  • Minimum 6" long leads.
  • Dual bobbin design - no electrostatic shield required.
  • Class B insulation (130 degrees, C).
  • Hi-Pot test of 2,000 V RMS.
  • UL listed (# E50394) & CSA certified (# LR3902).
$25.00
P-T166X-12 Transformer - Hammond, Low Voltage / Filament, Open, 12 VCT
  • Primary 115 VAC, 60 Hz.
  • Secondary 12 C.T.
  • Center tapped secondary.
  • Open style, channel bracket, two hole chassis mount.
  • Minimum 6" long leads.
  • Dual bobbin design - no electrostatic shield required.
  • Class B insulation (130 degrees, C).
  • Hi-Pot test of 2,000 V RMS.
  • UL listed (# E50394) & CSA certified (# LR3902).
Starting at $13.64
P-T182L6 Transformer - Hammond, Toroidal Power, Chassis Mount, 30VA
Specifications
  • VA: 30
  • VAC Secondary (RMS) Series: 12V C.T. @ 2.5A
  • VAC Secondary (RMS) Parallel: 6V @ 5A

Features:
  • Dual Secondary
  • Open Toroid Center
  • Low profile, lightweight, cool running - due to high efficiency toroidal design
  • Dual 117/234 VAC primary, 50/60 Hz.
$68.17
P-T185F24 Transformer - Hammond, Global Use, Dual Primary 115/230 VAC
  • Dual primary 115/230 VAC
  • 50/60 Hz. operation
  • Dual secondaries for series or parallel connections
  • 4,000 V RMS Hipot test
  • Class F insulation (155 degrees, C)
  • Chassis mount
  • Dual bobbin construction
  • Dual use terminals
  • C UL US recognized (E207860)
  • TUV Type Approved
  • CE certified to IEC 950 (Approved to EN 60-742 Safety Isolating Transformers)
$41.59
P-T229B230 Transformer - Hammond, Power, 115V/230V, 230V/50mA, 12VA
Low profile mounting, dual - split bobbin design. 12VA.
$15.18
P-T229D40 Transformer - Hammond, Power, Low Voltage PC Mount
Size: 48 VA
Secondary Series: 40V C.T. @ 1.2A
Secondary Parallel: 20V @ 2.4 A
Features:
  • Low profile mounting, dual - split bobbin design.
  • Low primary to secondary coupling, balanced windings, no electrostatic shield required and low EMF radiation due to semi-toroidal design.
  • Universal dual primary 115/230V - 50/60 Hz.
  • High insulation - Hipot of 1,750V RMS.
  • Class B insulation - 130 degrees C.
  • C UL US recognized.
$30.35
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 $33.87
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 $48.97
P-T263-Z 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 $65.03
P-T266G14 Transformer - Hammond, Power, Low voltage, 14V/0.5A
Specifications:
  • Size: 7 VA
  • Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
  • Secondary VAC RMS Series: 14V @ 0.5 A
  • Secondary VAC RMS Parallel: 7V @ 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 p
$28.64
P-T266G36 Transformer - Hammond, Power, Low voltage, 36V/0.5A
Specifications:
  • 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
$38.19
P-T266J14 Transformer - Hammond, Power, Low voltage, 14V/1A
Specifications:
  • Size: 14 VA
  • Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
  • Secondary VAC RMS Series: 14V @ 1 A
  • Secondary VAC RMS Parallel: 7V @ 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 pr
$35.80
P-T266J48 Transformer - Hammond, Power, Low voltage, 48V/1A
Specifications:
  • 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
$35.80
P-T266M16 Transformer - Hammond, Power, Low voltage, 16V/3A
Specifications:
  • Size: 48 VA
  • Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
  • Secondary VAC RMS Series: 16V @ 3 A
  • Secondary VAC RMS Parallel: 8V @ 6 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 pr
$38.19
P-T266M5 Transformer - Hammond, Power, Low V Primary / Secondary, 5V/3A
Specifications:
  • Size: 15 VA
  • Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
  • Secondary VAC RMS Series: 5V @ 3 A
  • Secondary VAC RMS Parallel: 2.5V @ 6 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
$35.80
P-T266N12 Transformer - Hammond, Power, Low voltage, 12.6V/4A
Specifications:
  • Size: 50.4 VA
  • Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
  • Secondary VAC RMS Series: 12.6V @ 4 A
  • Secondary VAC RMS Parallel: 6.3V @ 8 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 ex
$40.57
P-T266PA6 Transformer - Hammond, Power, Low voltage, 6.3V/6A
Specifications:
  • Size: 37.8 VA
  • Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
  • Secondary VAC RMS Series: 6.3V @ 6 A
  • Secondary VAC RMS Parallel: 3.15V @ 12 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 e
$47.73
P-T270CBX Transformer - Hammond, Power, 250-0-250 V, 100 mA
Special Order Item
Primary 115 VAC 60 Hz.
Secondary DC current measured with cap. input filter, full wave (two diode) C.T., rectifier circuit.
Enclosed, 4 hole chassis mount.
Minimum 6 long leads.
2" X 2" vertical mounting centers.
Class A insulation (105 degrees C).
Hi-Pot test of 2000 V RMS.
Conservative designs - CSA certified (# LR3902).
3.2lbs
Secondary: 250-0-250 V100 mA
Filament winding 1: 5 V2 A
Filament winding 2: 6.3 V3 A
$58.94
Note: special order items require additional lead time. See our page on special order items.
P-T290-AMPEG Transformer - Hammond, Guitar Amplifier, replacement for Ampeg
  • 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 $75.30
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