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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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F-94XPWR XFMR LAMINATED VARIES CHAS |
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Datasheet |
Universal | Box | Active | Laminated Core | 115V | 40V, 20V, 10V | 35mA | Single, Multiple Taps | Single | Yes | Varies | Chassis Mount | Wire Leads | 60.33mm L x 34.93mm W | 34.93mm | 1500Vrms | 0.5 lb (226.8 g) |
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LP-12-900PWR XFMR SEMI-TORO 12VA TH |
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Datasheet |
LP | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 6.3V, Series 12.6V | Parallel 1.8A, Series 900mA | Dual | Dual | No | 12VA | Through Hole | PC Pin | 63.50mm L x 50.80mm W | 27.10mm | 1500Vrms | 0.688 lb (312.07 g) |
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LP-56-200PWR XFMR SEMI-TORO 12VA TH |
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Datasheet |
LP | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 28V, Series 56V | Parallel 400mA, Series 200mA | Dual | Dual | No | 12VA | Through Hole | PC Pin | 63.50mm L x 50.80mm W | 27.10mm | 1500Vrms | 0.688 lb (312.07 g) |
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LP-120-100PWR XFMR SEMI-TORO 12VA TH |
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Datasheet |
LP | Box | Active | Semi-Toroidal | 115V, 230V | Parallel 60V, Series 120V | Parallel 200mA, Series 100mA | Dual | Dual | No | 12VA | Through Hole | PC Pin | 63.50mm L x 50.80mm W | 27.10mm | 1500Vrms | 0.688 lb (312.07 g) |
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F-188XPWR XFMR LAMINATED 3.5VA CHAS MT |
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Datasheet |
Single Secondary | Box | Active | Laminated Core | 115V | 35V | 100mA | Single | Single | Yes | 3.5VA | Chassis Mount | Wire Leads | 71.42mm L x 36.50mm W | 41.28mm | 1500Vrms | 0.4 lb (181.44 g) |
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ST-7-20PWR XFMR LAMINATED 36VA TH |
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Datasheet |
ST | Box | Active | Laminated Core | 115V | Parallel 10V, Series 20V | Parallel 3.6A, Series 1.8A | Single | Dual | No | 36VA | Through Hole | PC Pin | 66.70mm L x 55.50mm W | 40.40mm | 2500Vrms | 1.1 lbs (499 g) |
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ST-7-12PWR XFMR LAMINATED 36VA TH |
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Datasheet |
ST | Bulk | Active | Laminated Core | 115V | Parallel 6.3V, Series 12.6V | Parallel 5.7A, Series 2.85A | Single | Dual | No | 36VA | Through Hole | PC Pin | 66.70mm L x 55.50mm W | 40.40mm | 2500Vrms | 1.1 lbs (499 g) |
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ST-7-48PWR XFMR LAMINATED 36VA TH |
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Datasheet |
ST | Bulk | Active | Laminated Core | 115V | Parallel 24V, Series 48V | Parallel 1.5A, Series 750mA | Single | Dual | No | 36VA | Through Hole | PC Pin | 66.70mm L x 55.50mm W | 40.40mm | 2500Vrms | 1.1 lbs (499 g) |
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DPC-56-420PWR XFMR LAMINATED 24VA TH |
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Datasheet |
DPC | Bulk | Active | Laminated Core | 115V, 230V | Parallel 28V, Series 56V | Parallel 840mA, Series 420mA | Dual | Dual | No | 24VA | Through Hole | PC Pin | 41.30mm L x 57.20mm W | 34.93mm | 1500Vrms | 0.75 lb (340.19 g) |
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160J10PWR XFMR LAMINATED 10VA TH |
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Datasheet |
160 | Bulk | Active | Laminated Core | 115V, 230V | Parallel 5V, Series 10V | Parallel 2A, Series 1A | Dual | Single, Multiple Taps | No | 10VA | Through Hole | PC Pin | 49.26mm L x 36.58mm W | 42.93mm | 2000Vrms | 0.59 lb (267.62 g) |
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70003KPWR XFMR TOROIDAL 1.6VA TH |
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Datasheet |
7XXXX | Tray | Active | Toroidal | 115V, 230V | Parallel 15V, Series 30V | Parallel 106mA, Series 53mA | Dual | Dual | No | 1.6VA | Through Hole | PC Pin | 39.60mm L x 39.60mm W | 18.50mm | 4000Vrms | 0.157 lb (71.21 g) |
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LP-10-1200PWR XFMR SEMI-TORO 12VA TH |
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Datasheet |
LP | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 5V, Series 10V | Parallel 2.4A, Series 1.2A | Dual | Dual | No | 12VA | Through Hole | PC Pin | 63.50mm L x 50.80mm W | 27.10mm | 1500Vrms | 0.688 lb (312.07 g) |
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F20-1000-C2PWR XFMR LAMINATED 20VA TH |
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Datasheet |
Split Pack™, Class 2/3, F | Tray | Active | Laminated Core | 115V | Parallel 10V, Series 20V | Parallel 2A, Series 1A | Single | Dual | No | 20VA | Through Hole | PC Pin | 57.15mm L x 47.63mm W | 36.50mm | 2500Vrms | 0.8 lb (362.87 g) |
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F10-2000-C2PWR XFMR LAMINATED 20VA TH |
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Datasheet |
Split Pack™, Class 2/3, F | Tray | Active | Laminated Core | 115V | Parallel 5V, Series 10V | Parallel 4A, Series 2A | Single | Dual | No | 20VA | Through Hole | PC Pin | 57.15mm L x 47.63mm W | 36.50mm | 2500Vrms | 0.8 lb (362.87 g) |
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F12-1600-C2PWR XFMR LAMINATED 20VA TH |
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Datasheet |
Split Pack™, Class 2/3, F | Tray | Active | Laminated Core | 115V | Parallel 6.3V, Series 12.6V | Parallel 3.2A, Series 1.6A | Single | Dual | No | 20VA | Through Hole | PC Pin | 57.15mm L x 47.63mm W | 36.50mm | 2500Vrms | 0.8 lb (362.87 g) |
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F16-1250-C2PWR XFMR LAMINATED 20VA TH |
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Datasheet |
Split Pack™, Class 2/3, F | Tray | Active | Laminated Core | 115V | Parallel 8V, Series 16V | Parallel 2.5A, Series 1.25A | Single | Dual | No | 20VA | Through Hole | PC Pin | 57.15mm L x 47.63mm W | 36.50mm | 2500Vrms | 0.8 lb (362.87 g) |
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F28-700-C2PWR XFMR LAMINATED 20VA TH |
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Datasheet |
Split Pack™, Class 2/3, F | Tray | Active | Laminated Core | 115V | Parallel 14V, Series 28V | Parallel 1.4A, Series 700mA | Single | Dual | No | 20VA | Through Hole | PC Pin | 57.15mm L x 47.63mm W | 36.50mm | 2500Vrms | 0.8 lb (362.87 g) |
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F36-550-C2PWR XFMR LAMINATED 20VA TH |
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Datasheet |
Split Pack™, Class 2/3, F | Tray | Active | Laminated Core | 115V | Parallel 18V, Series 36V | Parallel 1.1A, Series 550mA | Single | Dual | No | 20VA | Through Hole | PC Pin | 57.15mm L x 47.63mm W | 36.50mm | 2500Vrms | 0.8 lb (362.87 g) |
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F48-400-C2PWR XFMR LAMINATED 20VA TH |
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Datasheet |
Split Pack™, Class 2/3, F | Tray | Active | Laminated Core | 115V | Parallel 24V, Series 48V | Parallel 800mA, Series 400mA | Single | Dual | No | 20VA | Through Hole | PC Pin | 57.15mm L x 47.63mm W | 36.50mm | 2500Vrms | 0.8 lb (362.87 g) |
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F56-350-C2PWR XFMR LAMINATED 20VA TH |
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Datasheet |
Split Pack™, Class 2/3, F | Tray | Active | Laminated Core | 115V | Parallel 28 V, Series 56V | Parallel 700mA, Series 350mA | Single | Dual | No | 20VA | Through Hole | PC Pin | 57.15mm L x 47.63mm W | 36.50mm | 2500Vrms | 0.8 lb (362.87 g) |

