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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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DPC-28-30PWR XFMR LAMINATED 1VA TH |
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Datasheet |
DPC | Bulk | Active | Laminated Core | 115V, 230V | Parallel 14V, Series 28V | Parallel 60mA, Series 30mA | Dual | Dual | No | 1VA | Through Hole | PC Pin | 25.40mm L x 34.92mm W | 21.08mm | 1500Vrms | 0.157 lb (71.21 g) |
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DPC-34-25PWR XFMR LAMINATED 1VA TH |
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Datasheet |
DPC | Bulk | Active | Laminated Core | 115V, 230V | Parallel 17V, Series 34V | Parallel 50mA, Series 25mA | Dual | Dual | No | 1VA | Through Hole | PC Pin | 25.40mm L x 34.92mm W | 21.08mm | 1500Vrms | 0.157 lb (71.21 g) |
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R8301NLPWR XFMR PLANAR 140W SMD |
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Datasheet |
- | Tube | Active | Planar | - | - | - | Dual | Single, Multiple Taps | No | 140W | Surface Mount | Solder, Quick Connect | 23.37mm L x 21.59mm W | 8.60mm | 1750VDC | - |
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241-3-120LPWR XFMR LAMINATED 2.4VA CHAS MT |
0 | - |
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Datasheet |
Two-4-One™ | Bulk | Active | Laminated Core | 115V | 120V | 20mA | Single | Single | Yes | 2.4VA | Chassis Mount | Wire Leads | 52.60mm L x 29.60mm W | 31.20mm | 2500Vrms | 0.25 lb (113.4 g) |
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R8301NLTPWR XFMR PLANAR 140W SMD |
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Datasheet |
- | Tape & Reel (TR) | Active | Planar | - | - | - | Dual | Single, Multiple Taps | No | 140W | Surface Mount | Solder, Quick Connect | 23.37mm L x 21.59mm W | 8.60mm | 1750VDC | - |
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DPC-40-110PWR XFMR LAMINATED 4.4VA TH |
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Datasheet |
DPC | Box | Active | Laminated Core | 115V, 230V | Parallel 20V, Series 40V | Parallel 220mA, Series 110mA | Dual | Dual | No | 4.4VA | Through Hole | PC Pin | 41.30mm L x 31.80mm W | 34.92mm | 1500Vrms | 0.313 lb (141.97 g) |
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3FL16-350PWR XFMR LAMINATED 6VA TH |
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Datasheet |
3FL | Bulk | Active | Laminated Core | 115V, 230V | Parallel 8V, Series 16V | Parallel 700mA, Series 350mA | Dual | Dual | No | 6VA | Through Hole | PC Pin | 47.60mm L x 39.60mm W | 21.60mm | 1500Vrms | - |
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3FL120-50TRANSFORMER LOW PRO 60VAC .1A |
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Datasheet |
3FL | Bulk | Active | Laminated Core | 115V, 230V | Parallel 60V, Series 120V | Parallel 100mA, Series 50mA | Dual | Dual | No | 6VA | Through Hole | PC Pin | - | - | 1500Vrms | - |
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3FL56-100TRANSFORMER LOW PRO 28VAC .2A |
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Datasheet |
3FL | Bulk | Active | Laminated Core | 115V, 230V | Parallel 28V, Series 56V | Parallel 200mA, Series 100mA | Dual | Dual | No | 6VA | Through Hole | PC Pin | - | - | 1500Vrms | - |
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PC-40-110PWR XFMR LAMINATED 4.4VA TH |
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Datasheet |
PC | Box | Active | Laminated Core | 115V | Parallel 20V, Series 40V | Parallel 220mA, Series 110mA | Single | Dual | No | 4.4VA | Through Hole | PC Pin | 41.30mm L x 31.80mm W | 34.92mm | 1500Vrms | 0.313 lb (141.97 g) |
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DPC-28-160PWR XFMR LAMINATED 4.4VA TH |
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Datasheet |
DPC | Box | Active | Laminated Core | 115V, 230V | Parallel 14V, Series 28V | Parallel 320mA, Series 160mA | Dual | Dual | No | 4.4VA | Through Hole | PC Pin | 41.30mm L x 31.80mm W | 34.92mm | 1500Vrms | 0.313 lb (141.97 g) |
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241-5-20PWR XFMR LAMINATED 12VA CHAS MT |
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Datasheet |
Two-4-One™ | Box | Active | Laminated Core | 115V | 20V | 600mA | Single | Single | Yes | 12VA | Chassis Mount | Solder, Quick Connect | 71.40mm L x 36.30mm W | 42.80mm | 2500Vrms | 0.7 lb (317.51 g) |
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DST-3-56PWR XFMR LAMINATED 2.4VA TH |
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Datasheet |
DST | Bulk | Active | Laminated Core | 115V, 230V | Parallel 28V, Series 56V | Parallel 90mA, Series 45mA | Dual | 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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ST-4-120PWR XFMR LAMINATED 6VA TH |
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Datasheet |
ST | Bulk | Active | Laminated Core | 115V | Parallel 60V, Series 120V | Parallel 100mA, Series 50mA | Single | Dual | No | 6VA | Through Hole | PC Pin | 41.30mm L x 33.30mm W | 33.30mm | 2500Vrms | 0.44 lb (199.58 g) |
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CTX01-18840-RPWR XFMR FLYBACK 127UH 25W |
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- | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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241-5-28PWR XFMR LAMINATED 12VA CHAS MT |
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Datasheet |
Two-4-One™ | Box | Active | Laminated Core | 115V | 28V | 420mA | Single | Single | Yes | 12VA | Chassis Mount | Solder, Quick Connect | 71.40mm L x 36.30mm W | 42.80mm | 2500Vrms | 0.7 lb (317.51 g) |
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F-3112XPWR XFMR LAMINATED 3.5VA CHAS MT |
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Datasheet |
Single Secondary | Box | Active | Laminated Core | 115V, 230V | 14V | 250mA | Dual | Single | Yes | 3.5VA | Chassis Mount | Wire Leads | 60.33mm L x 38.10mm W | 34.93mm | 1500Vrms | 0.3 lb (136.08 g) |
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F-142XPPWR XFMR LAMINATED 4.5VA CHAS MT |
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Datasheet |
Single Primary | Box | Active | Laminated Core | 115V | Parallel 7.5V, Series 15V | Parallel 600mA, Series 300mA | Single | Dual | No | 4.5VA | Chassis Mount | Wire Leads | 60.32mm L x 31.75mm W | 36.50mm | 1500Vrms | 0.469 lb (212.73 g) |
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F-144XPPWR XFMR LAMINATED 4.5VA CHAS MT |
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Datasheet |
Single Primary | Box | Active | Laminated Core | 115V | Parallel 27V, Series 54V | Parallel 168mA, Series 84mA | Single | Dual | No | 4.5VA | Chassis Mount | PC Pin | 60.32mm L x 31.75mm W | 36.50mm | 1500Vrms | 0.469 lb (212.73 g) |
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F-148XPPWR XFMR LAMINATED 4.5VA CHAS MT |
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Datasheet |
Single Primary | Box | Active | Laminated Core | 115V | Parallel 12.6V, Series 25.2V | Parallel 356mA, Series 178mA | Single | Dual | No | 4.5VA | Chassis Mount | PC Pin | 60.32mm L x 31.75mm W | 36.50mm | 1500Vrms | 0.469 lb (212.73 g) |
