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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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IF-18-10PWR XFMR SEMI-TORO 18VA TH |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 5V, Series 10V | Parallel 3.6A, Series 1.8A | Dual | Dual | No | 18VA | Through Hole | PC Pin | 67.60mm L x 57.00mm W | 27.60mm | 4000Vrms | 0.882 lb (400.07 g) |
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IF-18-12PWR XFMR SEMI-TORO 18VA TH |
0 | - |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 6V, Series 12V | Parallel 3A, Series 1.5A | Dual | Dual | No | 18VA | Through Hole | PC Pin | 67.60mm L x 57.00mm W | 27.60mm | 4000Vrms | 0.882 lb (400.07 g) |
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IF-18-16PWR XFMR SEMI-TORO 18VA TH |
0 | - |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 8V, Series 16V | Parallel 2.3A, Series 1.15A | Dual | Dual | No | 18VA | Through Hole | PC Pin | 67.60mm L x 57.00mm W | 27.60mm | 4000Vrms | 0.882 lb (400.07 g) |
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IF-18-20PWR XFMR SEMI-TORO 18VA TH |
0 | - |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 10V, Series 20V | Parallel 1.8A, Series 900mA | Dual | Dual | No | 18VA | Through Hole | PC Pin | 67.60mm L x 57.00mm W | 27.60mm | 4000Vrms | 0.882 lb (400.07 g) |
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IF-18-24PWR XFMR SEMI-TORO 18VA TH |
0 | - |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 12V, Series 24V | Parallel 1.5A, Series 750mA | Dual | Dual | No | 18VA | Through Hole | PC Pin | 67.60mm L x 57.00mm W | 27.60mm | 4000Vrms | 0.882 lb (400.07 g) |
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IF-18-30PWR XFMR SEMI-TORO 18VA TH |
0 | - |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 15V, Series 30V | Parallel 1.2A, Series 600mA | Dual | Dual | No | 18VA | Through Hole | PC Pin | 67.60mm L x 57.00mm W | 27.60mm | 4000Vrms | 0.882 lb (400.07 g) |
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IF-18-56PWR XFMR SEMI-TORO 18VA TH |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 28V, Series 56V | Parallel 640mA, Series 320mA | Dual | Dual | No | 18VA | Through Hole | PC Pin | 67.60mm L x 57.00mm W | 27.60mm | 4000Vrms | 0.882 lb (400.07 g) |
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IF-14-20PWR XFMR SEMI-TORO 14VA TH |
0 | - |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 10V, Series 20V | Parallel 1.4A, Series 700mA | Dual | Dual | No | 14VA | Through Hole | PC Pin | 67.60mm L x 57.00mm W | 24.30mm | 4000Vrms | 0.75 lb (340.19 g) |
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IF-14-16PWR XFMR SEMI-TORO 14VA TH |
0 | - |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 8V, Series 16V | Parallel 1.75A, Series 875mA | Dual | Dual | No | 14VA | Through Hole | PC Pin | 67.60mm L x 57.00mm W | 24.30mm | 4000Vrms | 0.75 lb (340.19 g) |
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IF-14-34PWR XFMR SEMI-TORO 14VA TH |
0 | - |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 17V, Series 34V | Parallel 830mA, Series 415mA | Dual | Dual | No | 14VA | Through Hole | PC Pin | 67.60mm L x 57.00mm W | 24.30mm | 4000Vrms | 0.75 lb (340.19 g) |
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183J20PWR XFMR LAMINATED 30VA TH |
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Datasheet |
183 | Bulk | Active | Laminated Core | 115V, 230V | Parallel 10V, Series 20V | Parallel 3A, Series 1.5A | Dual | Dual | No | 30VA | Through Hole | PC Pin | 66.68mm L x 55.55mm W | 39.70mm | 4000Vrms | 1.2 lbs (544.3 g) |
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IF-14-10PWR XFMR SEMI-TORO 14VA TH |
0 | - |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 5V, Series 10V | Parallel 2.8A, Series 1.4A | Dual | Dual | No | 14VA | Through Hole | PC Pin | 67.60mm L x 57.00mm W | 24.30mm | 4000Vrms | 0.75 lb (340.19 g) |
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230-50-LPIPWR XFMR SEMI-TORO 12VA TH |
0 | - |
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Datasheet |
LPI | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 115V, Series 230V | Parallel 100mA, Series 50mA | Dual | Dual | No | 12VA | Through Hole | PC Pin | 66.80mm L x 55.60mm W | 26.60mm | 4000Vrms | 0.75 lb (340.19 g) |
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62043PWR XFMR TOROIDAL 10VA CHAS MT |
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Datasheet |
Standard Mini | Tray | Active | Toroidal | 115V, 230V | Parallel 15V, Series 30V | Parallel 666mA, Series 333mA | Dual | Dual | No | 10VA | Chassis Mount | Wire Leads | - | - | 4000Vrms | 0.477 lb (216.36 g) |
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F-355XPWR XFMR LAMINATED 45.6VA CHAS |
0 | - |
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Datasheet |
Single Secondary | Box | Active | Laminated Core | 115V, 230V | 26.8V | 1.7A | Dual | Single | Yes | 45.6VA | Chassis Mount | Wire Leads | 101.60mm L x 57.15mm W | 65.86mm | 1500Vrms | 2.3 lbs (1 kg) |
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20-900-LPIPWR XFMR SEMI-TORO 18VA TH |
0 | - |
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Datasheet |
LPI | Box | Active | Semi-Toroidal | 115V, 230V | Parallel 10V, Series 20V | Parallel 1.8A, Series 900mA | Dual | Dual | No | 18VA | Through Hole | PC Pin | 66.80mm L x 55.60mm W | 30.00mm | 4000Vrms | 0.95 lb (430.91 g) |
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30-600-LPIPWR XFMR SEMI-TORO 18VA TH |
0 | - |
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Datasheet |
LPI | Box | Active | Semi-Toroidal | 115V, 230V | Parallel 15V, Series 30V | Parallel 1.2A, Series 600mA | Dual | Dual | No | 18VA | Through Hole | PC Pin | 66.80mm L x 55.60mm W | 30.00mm | 4000Vrms | 0.95 lb (430.91 g) |
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24-750-LPIPWR XFMR SEMI-TORO 18VA TH |
0 | - |
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Datasheet |
LPI | Box | Active | Semi-Toroidal | 115V, 230V | Parallel 12V, Series 24V | Parallel 1.5A, Series 750mA | Dual | Dual | No | 18VA | Through Hole | PC Pin | 66.80mm L x 55.60mm W | 30.00mm | 4000Vrms | 0.95 lb (430.91 g) |
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6K212HFTools/Equipment/Hardware |
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- | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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IF-24-10PWR XFMR SEMI-TORO 24VA TH |
0 | - |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 5V, Series 10V | Parallel 4.8A, Series 2.4A | Dual | Dual | No | 24VA | Through Hole | PC Pin | 68.00mm L x 57.50mm W | 31.30mm | 4000Vrms | 1.03 lbs (467.2 g) |

