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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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MPI-200-230PWR XFMR LAMINATED 200VA CHAS MT |
49 | - |
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Datasheet |
MPI | Bulk | Active | Laminated Core | 100V, 115V, 200V, 215V, 230V | Parallel 115V, Series 230V | Parallel 1.7A, Series 870mA | Dual, Multiple Taps | Dual | No | 200VA | Chassis Mount | Terminal Block | 95.30mm L x 113.30mm W | 93.10mm | 4000Vrms | 6.3 lbs (2.9 kg) |
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VPM100-10000PWR XFMR TOROIDAL 1000VA CHAS MT |
82 | - |
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Datasheet |
Toroidal Medical, VPM | Box | Active | Toroidal | 100V, 120V, 220V, 240V | Parallel 50V, Series 100V | Parallel 20A, Series 10A | Dual, Multiple Taps | Dual | No | 1000VA | Chassis Mount | Wire Leads | 183.00mm Dia | 74.00mm | 4000Vrms | 44 lbs (20 kg) |
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M4L-3-10PWR XFMR LAMINATED 1000VA CHAS |
75 | - |
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Datasheet |
M4L | Bulk | Active | Laminated Core | 115V, 100V | 115V | 8.7A | Dual, Multiple Taps | Single | No | 1000VA | Chassis Mount | Terminal Block | 124.20mm L x 144.78mm W | 133.40mm | 4000Vrms | 22 lbs (10 kg) |
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1000MD-1-003PWR XFMR TOROIDAL 1000VA CHAS MT |
58 | - |
|
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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HS12F1BSPWR XFMR LAMINATED 1000VA CHAS |
161 | - |
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Datasheet |
- | Bulk | Active | Laminated Core | 240V, 480V | 120V, 240V | 8.33A | Dual, Multiple Taps | Dual | No | 1000VA | Chassis Mount | Solder, Quick Connect | 152.40mm L x 127.00mm W | 254.00mm | - | - |
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1500MD-1-004PWR XFMR TOROIDAL 1500VA CHAS MT |
55 | - |
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Datasheet |
MD | Box | Active | Toroidal | 100V, 120V, 200V, 240V | Parallel 120V, Series 240V | Parallel 12.5A, Series 6.25A | Dual, Multiple Taps | Single, Multiple Taps | No | 1500VA | Chassis Mount | Wire Leads | 200.00mm Dia x 90.00mm W | - | 5000Vrms | 26 lbs (11.8 kg) |
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3FD-256PWR XFMR LAMINATED 1.1VA TH |
171 | - |
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Datasheet |
3FD-2xx | Tube | Active | Laminated Core | 115V, 230V | Parallel 28V, Series 56V | Parallel 40mA, Series 20mA | Dual | Dual | No | 1.1VA | Through Hole | PC Pin | 35.56mm L x 31.00mm W | 38.00mm | 2500Vrms | - |
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3FS-336PWR XFMR LAMINATED 2.4VA TH |
470 | - |
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Datasheet |
3FS-3xx | Tube | Active | Laminated Core | 115V | Parallel 18V, Series 36V | Parallel 130mA, Series 65mA | Single | Dual | No | 2.4VA | Through Hole | PC Pin | 35.56mm L x 31.00mm W | 32.10mm | 2500Vrms | - |
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3FS-320PWR XFMR LAMINATED 2.4VA TH |
275 | - |
|
Datasheet |
3FS-3xx | Tube | Active | Laminated Core | 115V | Parallel 10V, Series 20V | Parallel 240mA, Series 120mA | Single | Dual | No | 2.4VA | Through Hole | PC Pin | 35.56mm L x 31.00mm W | 32.10mm | 2500Vrms | - |
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3FS-448PWR XFMR LAMINATED 6VA TH |
240 | - |
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Datasheet |
3FS-4xx | Tube | Active | Laminated Core | 115V | Parallel 24V, Series 48V | Parallel 250mA, Series 125mA | Single | Dual | No | 6VA | Through Hole | PC Pin | 41.50mm L x 34.83mm W | 34.55mm | 2500Vrms | - |
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3FD-348PWR XFMR LAMINATED 2.4VA TH |
300 | - |
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Datasheet |
3FD-3xx | Tube | Active | Laminated Core | 115V, 230V | Parallel 24V, Series 48V | Parallel 100mA, Series 50mA | Dual | Dual | No | 2.4VA | Through Hole | PC Pin | 35.56mm L x 31.00mm W | 32.10mm | 2500Vrms | - |
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PL2.5-20-130BPWR XFMR LAMINATED 2.5VA TH |
260 | - |
|
Datasheet |
PL2.5-xx-130B | Tube | Active | Laminated Core | 115V, 230V | Parallel 10V, Series 20V | Parallel 240mA, Series 120mA | Dual | Dual | No | 2.5VA | Through Hole | PC Pin | 41.28mm L x 36.37mm W | 28.60mm | 3500Vrms | - |
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PL5.0-28-130BPWR XFMR LAMINATED 5VA TH |
915 | - |
|
Datasheet |
PL5.0-xx-130B | Tube | Active | Laminated Core | 115V, 230V | Parallel 14V, Series 28V | Parallel 360mA, Series 180mA | Dual | Dual | No | 5VA | Through Hole | PC Pin | 41.28mm L x 36.37mm W | 35.60mm | 3500Vrms | - |
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FS10-600-C2PWR XFMR LAMINATED 6VA TH |
119 | - |
|
Datasheet |
Split Pack™, Class 2/3, FS | Tube | Active | Laminated Core | 115V, 230V | Parallel 5V, Series 10V | Parallel 1.2A, Series 600mA | Dual | Dual | No | 6VA | Through Hole | PC Pin | 41.28mm L x 33.32mm W | 33.32mm | 4200Vrms | 0.44 lb (199.58 g) |
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3FD-510PWR XFMR LAMINATED 12VA TH |
137 | - |
|
Datasheet |
3FD-5xx | Tube | Active | Laminated Core | 115V, 230V | Parallel 5V, Series 10V | Parallel 2.4A, Series 1.2A | Dual | Dual | No | 12VA | Through Hole | PC Pin | 48.50mm L x 41.52mm W | 38.00mm | 2500Vrms | - |
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3FL20-125PWR XFMR LAMINATED 2.5VA TH |
383 | - |
|
Datasheet |
3FL | Tube | Active | Laminated Core | 115V, 230V | Parallel 10V, Series 20V | Parallel 250mA, Series 125mA | Dual | Dual | No | 2.5VA | Through Hole | PC Pin | 47.60mm L x 39.60mm W | 16.80mm | 1500Vrms | - |
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3FL30-85PWR XFMR LAMINATED 2.5VA TH |
357 | - |
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Datasheet |
3FL | Bulk | Active | Laminated Core | 115V, 230V | Parallel 15V, Series 30V | Parallel 170mA, Series 85mA | Dual | Dual | No | 2.5VA | Through Hole | PC Pin | 47.60mm L x 39.60mm W | 16.80mm | 1500Vrms | - |
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ST-3-120PWR XFMR LAMINATED 2.4VA TH |
199 | - |
|
Datasheet |
ST | Bulk | Active | Laminated Core | 115V | Parallel 60V, Series 120V | Parallel 40mA, Series 20mA | Single | Dual | No | 2.4VA | Through Hole | PC Pin | 34.90mm L x 28.60mm W | 30.80mm | 2500Vrms | 0.25 lb (113.4 g) |
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3FL10-600PWR XFMR LAMINATED 6VA TH |
540 | - |
|
Datasheet |
3FL | Bulk | Active | Laminated Core | 115V, 230V | Parallel 5V, Series 10V | Parallel 1.2A, Series 600mA | Dual | Dual | No | 6VA | Through Hole | PC Pin | 47.60mm L x 39.60mm W | 21.60mm | 1500Vrms | - |
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3FL34-170PWR XFMR LAMINATED 6VA TH |
528 | - |
|
Datasheet |
3FL | Bulk | Active | Laminated Core | 115V, 230V | Parallel 17V, Series 34V | Parallel 340mA, Series 170mA | Dual | Dual | No | 6VA | Through Hole | PC Pin | 47.60mm L x 39.60mm W | 21.60mm | 1500Vrms | - |

