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0755-82798135Power Transformers
Power Transformers
Power Transformers are electromagnetic components used to convert voltage levels, transfer electrical energy and provide isolation in power supply and electronic systems. They are widely used in AC-DC power supplies, industrial control equipment, automation systems, consumer electronics, medical devices, lighting systems, communication equipment and embedded applications.
This category includes step-down transformers, step-up transformers, isolation transformers, PCB power transformers, chassis mount transformers, toroidal transformers, control transformers and related magnetic components. These products are commonly selected based on input voltage, output voltage, power rating, frequency, insulation rating, mounting type, package style, safety approvals and application requirements.
TomatoElec supplies original Power Transformers from recognized manufacturers such as Hammond Manufacturing, Triad Magnetics, Würth Elektronik, Pulse Electronics, Bourns, TDK, Murata, TE Connectivity and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Packaging | Product Status | Type | Voltage - Primary | Voltage - Secondary (Full Load) | Current - Output (Max) | Primary Winding(s) | Secondary Winding(s) | Center Tap | Power - Max | Mounting Type | Termination Style | Size / Dimension | Height - Seated (Max) | Voltage - Isolation | Weight |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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1000MD-1-004PWR XFMR TOROIDAL 1000VA CHAS MT |
0 | - |
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Datasheet |
MD | Box | Active | Toroidal | 100V, 120V, 200V, 240V | Parallel 120V, Series 240V | Parallel 8.33A, Series 4.17A | Dual, Multiple Taps | Single, Multiple Taps | No | 1000VA | Chassis Mount | Wire Leads | 168.00mm Dia x 80.00mm W | - | 5000Vrms | 18 lbs (8.2 kg) |
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3000MD-1-004PWR XFMR TOROIDAL 3000VA CHAS MT |
0 | - |
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Datasheet |
MD | Box | Active | Toroidal | 100V, 120V, 200V, 240V | Parallel 120V, Series 240V | Parallel 25A, Series 12.5A | Dual, Multiple Taps | Dual | No | 3000VA | Chassis Mount | Wire Leads | 265.00mm Dia x 120.00mm W | - | 5000Vrms | 58 lbs (26.3 kg) |
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0230MD-1-003PWR XFMR TOROIDAL 230VA CHAS MT |
0 | - |
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Datasheet |
MD | Box | Active | Toroidal | 100V, 120V, 200V, 240V | Parallel 120V, Series 240V | Parallel 1.92A, Series 960mA | Dual, Multiple Taps | Single, Multiple Taps | No | 230VA | Chassis Mount | Wire Leads | 117.00mm Dia x 61.00mm W | - | 5000Vrms | 5.2 lbs (2.4 kg) |
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0760MD-1-003PWR XFMR TOROIDAL 760VA CHAS MT |
0 | - |
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Datasheet |
MD | Box | Active | Toroidal | 100V, 120V, 200V, 240V | Parallel 120V, Series 240V | Parallel 6.33A, Series 3.17A | Dual, Multiple Taps | Single, Multiple Taps | No | 760VA | Chassis Mount | Wire Leads | 160.00mm Dia x 71.00mm W | - | 5000Vrms | 13 lbs (5.9 kg) |
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PL30-32-130BPWR XFMR LAMINATED 30VA TH |
0 | - |
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Datasheet |
- | Bulk | Obsolete | Laminated Core | 115V, 230V | - | - | Dual | Dual | No | 30VA | Through Hole | PC Pin | 66.70mm L x 55.60mm W | 41.00mm | 3500Vrms | - |
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DD100-10-RCPWR XFMR |
0 | - |
|
- |
- | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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SM74139ELPWR XFMR SMD |
0 | - |
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Datasheet |
- | Tape & Reel (TR) | Obsolete | - | - | - | - | Dual, Multiple Taps | - | Yes | - | Surface Mount | Surface Mount | 12.83mm L x 7.11mm W | 6.22mm | 1500VAC | - |
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SM75056ELPWR XFMR SMD |
0 | - |
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Datasheet |
- | Tape & Reel (TR) | Obsolete | - | - | - | - | Dual | Dual | No | - | Surface Mount | Surface Mount | - | - | - | - |
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SM75057ELPWR XFMR SMD |
0 | - |
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Datasheet |
- | Tape & Reel (TR) | Obsolete | - | - | - | - | Dual | Dual | No | - | Surface Mount | Surface Mount | - | - | - | - |
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1182Q240PWR XFMR TOROIDAL 1500VA CHAS MT |
0 | - |
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Datasheet |
1182 | Box | Obsolete | Toroidal | 117V, 234V | 240V | 6.3A | Dual | Single | No | 1500VA | Chassis Mount | Wire Leads | 187.96mm Dia | - | 4000Vrms | - |
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1182T117PWR XFMR TOROIDAL 1500VA CHAS MT |
0 | - |
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Datasheet |
1182 | Box | Obsolete | Toroidal | 117V, 234V | Parallel 117V, Series 234V | Parallel 12.8A, Series 6.4A | Dual | Dual | No | 1500VA | Chassis Mount | Wire Leads | 187.96mm Dia | - | 4000Vrms | - |
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1182U110PWR XFMR TOROIDAL 1500VA CHAS MT |
0 | - |
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Datasheet |
1182 | Box | Obsolete | Toroidal | 117V, 234V | Parallel 110V, Series 220V | Parallel 13.6A, Series 6.8A | Dual | Dual | No | 1500VA | Chassis Mount | Wire Leads | 187.96mm Dia | - | 4000Vrms | - |
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4000-01AW18AE999PWR XFMR LAMINATED 50VA CHAS MT |
0 | - |
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Datasheet |
- | Bulk | Obsolete | Laminated Core | 120V | 24V | - | Single | Single | No | 50VA | Chassis Mount | Solder, Quick Connect | - | 71.37mm | - | - |
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4000-01AW18G999PWR XFMR LAMINATED 50VA CHAS MT |
0 | - |
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Datasheet |
- | Bulk | Active | Laminated Core | 120V | 24V | - | Single | Single | No | 50VA | Chassis Mount | Solder, Quick Connect | - | 68.58mm | - | - |
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4000-01J15BB999PWR XFMR LAMINATED 75VA CHAS MT |
0 | - |
|
Datasheet |
- | Bulk | Obsolete | Laminated Core | 120V | 24V | - | Single | Single | No | 75VA | Chassis Mount | Solder, Quick Connect | 76.20mm L x 63.50mm W | - | - | 2.4 lbs (1.1 kg) |
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4000-03AW18AE777PWR XFMR LAMINATED 50VA CHAS MT |
0 | - |
|
Datasheet |
- | Bulk | Active | Laminated Core | 277V | 24V | - | Single | Single | No | 50VA | Chassis Mount | Solder, Quick Connect | - | 71.37mm | - | - |
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4000-09V18BB999PWR XFMR LAMINATED 40VA CHAS MT |
0 | - |
|
Datasheet |
- | Bulk | Obsolete | Laminated Core | 208V, 240V | 24V | - | Single, Multiple Taps | Single | No | 40VA | Chassis Mount | Solder, Quick Connect | - | - | - | 1.4 lbs (635 g) |
|
4000-20M04K999PWR XFMR LAMINATED 30VA CHAS MT |
0 | - |
|
Datasheet |
- | Bulk | Obsolete | Laminated Core | 120V | 12V | - | Single | Single | No | 30VA | Chassis Mount | Solder, Quick Connect | - | - | - | - |
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4000A01E07AE999PWR XFMR LAMINATED 40VA CHAS MT |
0 | - |
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Datasheet |
- | Bulk | Obsolete | Laminated Core | 120V | 24V | - | Single | Single | No | 40VA | Chassis Mount | Solder, Quick Connect | - | - | - | - |
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4000Y09E07K777PWR XFMR LAMINATED 40VA CHAS MT |
0 | - |
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Datasheet |
- | Bulk | Active | Laminated Core | 208V, 240V | 24V | - | Single, Multiple Taps | Single | No | 40VA | Chassis Mount | Solder, Quick Connect | - | - | - | - |

