Power Transformers
Power Transformers
Power transformers are essential components in electrical circuits, providing the necessary voltage transformation for various applications. Here are some key offerings in this category.
Heavy Duty Industrial-Grade Transformer

Heavy industrial-grade Transformer, designed for operation on 220V, 50-60 Hz. Because of the the 50 Hz rating, operation on 240 VAC 60 Hz will yield 20% increase in VA rating (450 VA), and 9% increase in terminal voltage. Using Transformer in Voltage Doubler circuit will yield 600 VDC @ 0.5A on 120 VAC, and 1200 VDC @ 0.4A on 240 VAC (ICAS). Ideal for sweep tube, or three 811A amplifier. Quality construction includes barrier block and cover.
Size: 4 3/4”W x 4 1/4”D x 4 3/4” H
Shipping Weight: 12.5 lbs.
Part Number: GB5226
Power / Filament Transformer
Excellent Quality.
Mfg. by MagneTek Triad

• Primary 115V 50/60 Hz
• Secondary 40 VCT @ 2A
Size: 2 3/4” x 2 1/2” x 3 3/8”
Shipping Weight: 4 lbs.
Part Number: F-271U
Power / Filament Transformer
Excellent Quality.
Mfg. by MagneTek Triad

• Primary 115V 60 Hz
• Secondary 25.2 VCT @ 2A
Size: 4” x 2 1/4” x 2 5/8”
Shipping Weight: 3 lbs.
Part Number: F-41X
Power / Filament Transformer
Excellent Quality.
Mfg. by MagneTek Triad

• Primary 115V 60 Hz
• Secondary 20 VCT @ 2A
Size: 4” x 2 1/4” x 2 5/8”
Shipping Weight: 3 lbs.
Part Number: F-255X
Isolation Transformer
Mfg. by Triad-Ultrad

F271U Transformer, 40vct 2a, Magnatek Triad
In Stock
F271U Transformer, 40vct 2a, MFR: Magnatek Triad
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N-73A Triad Isolation Transformer, 115v 1.3a, Triad (NOS)
In Stock
N-73A Transformer, Isolation 115v 1.3a or 230v CT @0.65a, MFR: Triad (NOS) No longer available for Export
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GB5226 JBK3-400 Power Transformer, 600vdc .8 amp on 120vac
In Stock
GB5226 JBK3-400 Power Transformer, 600vdc .8 amp on 120vac
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F-41X MagneTek/Triad Filament Transformer 25.2 VCT 2 amp
In Stock
- Maximum Power: 50.4 VA
- Primary: 115V 60 Hz
- Secondary: 25.2VCT @ 2.00 Amps
MFR: Magnatek / Triad
SKU: F41X

4AJ5020-3 Siemens Transformer, with bridge rectifier
In Stock
4AJ5020-3 Siemans Transformer, with Bridge Rectifier
Mfg: Siemens
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221A Palomar Replacement Power Transformer for Palomar 221 Amplifier.
In Stock
Palomar Replacement Power Transformer for Palomar 221 Amplifier.
SKU: 221A
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T1-109 Northern Radio Power Supply Transformer 115vac 50/60Hz (NOS/NIB)

In Stock
Originally built for MIlitary Tone Keyer Type 102, Model 1
New Old Stock * New In Box * No longer available for export
MFR: Northern Radio Company, Inc
SKU: T1-109-NRC
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T2-111 Northern Radio Output Transformer 20K Ohms to 600 Ohms (NOS/NIB)

In Stock
- Primary: 8mA
- Plate to Balanced Line, 20K ohms to 600 Ohms
New Old Stock * New In Box * No longer available for export
MFR: Northern Radio Company, Inc
SKU: T2-111-NRC
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T3-110 Northern Radio Audio Transformer 600 Ohms to 100K Ohms (NOS/NIB)

In Stock
- Balanced line to full wave diode
- Secondary: Center Tapped
New Old Stock * New In Box * No longer available for export
MFR: Northern Radio Company, Inc
SKU: T3-110-NRC
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D-8592 UTC Power Transformer (NOS)

In Stock
- 10-Pin Connectors
- No other data
- Dimensions: 3-3/4" x 5" x 3-5/16"
New Old Stock * No longer available for export
MFR: United Transformer Corporation
SKU: D-8592