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

104415 Hammond Control Transformer 1kv 240x480 (NOS)
In Stock
New Old Stock * No longer available for export
MFR: Hammond
SKU: 104415

ECA1082 Step Down Transformer, 240vac Primary, 120vac Secondary, 500va Removed from Henry 3000D

In Stock
Regular Price: $194.90
Special Price $179.95
ECA1082 Step Down Transformer, 240vac Primary, 120vac Secondary, 500va MFR: ECA - Anaheim
This transformer was removed from a working Henry 3000D RF Power Generator amplifier. In excellent condtion - Like New.
Size: 4-3/8" Long x 5-3/8" High x 5" wide, Weight: 17.45 lbs
Made in USA, Limited Quantity Available, Not Available for Export
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ECA1102 Filament Transformer 200-240vac Primary, 7.5vac 52A pulled from a Henry 3000D Amplifier

In Stock
ECA1102 Filament Transformer 200-240vac Primary, 7.5vac 52A pulled from a Henry 3000D Amplifier
This transformer was removed from a working Henry 3000D Amplifier from the Henry Radio Industrial Division.
Size: 4-3/8" Long x 5 1/4" High x 4" wide, Weight: 13.85 lbs
Excellent condtion * No longer available for export
SKU: ECA1102

F-255X Triad Magnetics Transformer 115vac 20 vct, 2 amp (NOS)
In Stock
Electrical Specifications (@25°C)
- Maximum Power: 40.0 VA
- Primary: 115V 50/60 Hz
- Secondary: 20.0VCT @ 2.00 Amps
- Voltage Regulation: 10 % TYP @ full load to no load
- Temperature Rise: 35C TYP (45C MAX allowed)
- Size: Height: 2-9/16" x Width 4" x Depth 2-1/4"
- Weight: 2.5 lbs
New Old Stock * No longer available for export
MFR: Triad Magnetics (Magnatek)
SKU: F-255X

C-51440 National Radio Filament / Bias Transformer used in National Radio NCL2000 / NCL-2000 RF Amplifier (NOS)
In Stock
- 130vct 3a
- 115v, 50/60Hz
- Size: Core: 4" long x 2.2" wide x 2.7" high; Windings: 3.935" x 1.55"
- Mounting Holes: Approximately 3" x 1.75"
New Old Stock * No longer available for export
MFR: National Radio Company
SKU: C-51440

672-0428-00 Vintage Chicago 2 Section Filament Transformer 107-245vac 50-60Hz (NOS)
In Stock
- Multi-tapped Primary 107-245vac
- Test Volts: 1500 RMS
- Family 1 / Grade 1 / Class A
- Built for Rockwell Collins
New Old Stock * No longer available for export
MFR: Chicago Transformer Division of Essex Wire Corporation
SKU: 672-0428-00

10B-1000 Powerstat Variable Transformer 120v 50/60Hz (NOS)

In Stock
New Old Stock * No longer available for export
MFR: The Superior Electric Company
SKU: 10B-1000

C-503204 Tran/Scan Step Down Transformer 120vac (NOS)
In Stock
- Primary Voltage: 120vac
- Secondary Voltage: 10vac @ 8amp
- White Leads: Common
- Black Leads: Low Tap
- White/Gray Leads: Hi Tap
New Old Stock * No longer available for export
MFR: Tran/Scan
SKU: C-503204
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C-503207 Tran/Scan Step Down Transformer, 240vac Primary
In Stock
C-503207 Tran/Scan Step Down Transformer, primary 240vac Sec #1; 12vac @ 17a. Sec#2: 120vac @ 1a.
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4300009 Power Transformer, 120/240vac, 7.5vac@120vac

In Stock
Power Transformer, 120/240vac, 7.5vac @120vac; 15vac@240vac
7.5vac @120vac; 15vac@240vac
Use CL101 surge limiter
Size: 3.75" Wide x 4.5" Deep x 4.5" High
SKU: 4300009
EIA 549-9204 CLASS H PF
When operated on 240 VAC, 15 VAC available. Ideal for 12 VDC power supplies.
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