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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-4-30PWR XFMR SEMI-TORO 4VA TH |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 15V, Series 30V | Parallel 270mA, Series 135mA | Dual | Dual | No | 4VA | Through Hole | PC Pin | 53.00mm L x 44.00mm W | 19.60mm | 4000Vrms | 0.34 lb (154.22 g) |
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F7-10PWR XFMR LAMINATED 56VA CHAS MT |
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Datasheet |
Quick Pack | Box | Active | Laminated Core | 115V | 10V | 5A | Single | Single | Yes | 56VA | Chassis Mount | Solder, Quick Connect - 0.187" (4.7mm) | 93.65mm L x 46.02mm W | 57.15mm | 2500VAC | 1.7 lbs (771.1 g) |
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F7-12PWR XFMR LAMINATED 56VA CHAS MT |
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Datasheet |
Quick Pack | Box | Active | Laminated Core | 115V | 12.6V | 4A | Single | Single | Yes | 56VA | Chassis Mount | Solder, Quick Connect - 0.187" (4.7mm) | 93.65mm L x 46.02mm W | 57.15mm | 2500VAC | 1.7 lbs (771.1 g) |
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F7-120PWR XFMR LAMINATED 56VA CHAS MT |
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Datasheet |
Quick Pack | Box | Active | Laminated Core | 115V | 120V | 500mA | Single | Single | Yes | 56VA | Chassis Mount | Solder, Quick Connect - 0.187" (4.7mm) | 93.65mm L x 46.02mm W | 57.15mm | 2500VAC | 1.7 lbs (771.1 g) |
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F7-28PWR XFMR LAMINATED 56VA CHAS MT |
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Datasheet |
Quick Pack | Box | Active | Laminated Core | 115V | 28V | 2A | Single | Single | Yes | 56VA | Chassis Mount | Solder, Quick Connect - 0.187" (4.7mm) | 93.65mm L x 46.02mm W | 57.15mm | 2500VAC | 1.7 lbs (771.1 g) |
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F7-36PWR XFMR LAMINATED 56VA CHAS MT |
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Datasheet |
Quick Pack | Box | Active | Laminated Core | 115V | 36V | 1.5A | Single | Single | Yes | 56VA | Chassis Mount | Solder, Quick Connect - 0.187" (4.7mm) | 93.65mm L x 46.02mm W | 57.15mm | 2500VAC | 1.7 lbs (771.1 g) |
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F7-48PWR XFMR LAMINATED 56VA CHAS MT |
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Datasheet |
Quick Pack | Box | Active | Laminated Core | 115V | 48V | 1.2A | Single | Single | Yes | 56VA | Chassis Mount | Solder, Quick Connect - 0.187" (4.7mm) | 93.65mm L x 46.02mm W | 57.15mm | 2500VAC | 1.7 lbs (771.1 g) |
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F7-56PWR XFMR LAMINATED 56VA CHAS MT |
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Datasheet |
Quick Pack | Box | Active | Laminated Core | 115V | 56V | 1A | Single | Single | Yes | 56VA | Chassis Mount | Solder, Quick Connect - 0.187" (4.7mm) | 93.65mm L x 46.02mm W | 57.15mm | 2500VAC | 1.7 lbs (771.1 g) |
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IF-4-34PWR XFMR SEMI-TORO 4VA TH |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 17V, Series 34V | Parallel 240mA, Series 120mA | Dual | Dual | No | 4VA | Through Hole | PC Pin | 53.00mm L x 44.00mm W | 19.60mm | 4000Vrms | 0.34 lb (154.22 g) |
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34-265-LPIPWR XFMR SEMI-TORO 9VA TH |
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Datasheet |
LPI | Box | Active | Semi-Toroidal | 115V, 230V | Parallel 17V, Series 34V | Parallel 530mA, Series 265mA | Dual | Dual | No | 9VA | Through Hole | PC Pin | 60.20mm L x 42.10mm W | 27.40mm | 4000Vrms | 0.51 lb (231.33 g) |
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F-326XPWR XFMR LAMINATED 31.5VA CHAS |
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Datasheet |
Single Secondary | Box | Active | Laminated Core | 115V, 230V | 12.6V | 2.5A | Dual | Single | Yes | 31.5VA | Chassis Mount | Wire Leads | 93.65mm L x 50.80mm W | 57.94mm | 1500Vrms | 1.6 lbs (725.7 g) |
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IF-4-56PWR XFMR SEMI-TORO 4VA TH |
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Datasheet |
IF | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 28V, Series 56V | Parallel 140mA, Series 70mA | Dual | Dual | No | 4VA | Through Hole | PC Pin | 53.00mm L x 44.00mm W | 19.60mm | 4000Vrms | 0.34 lb (154.22 g) |
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DPC-10-2400PWR XFMR LAMINATED 24VA TH |
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Datasheet |
DPC | Bulk | Active | Laminated Core | 115V, 230V | Parallel 5V, Series 10V | Parallel 4.8A, Series 2.4A | 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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A41-43-10PWR XFMR LAMINATED 43VA CHAS MT |
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Datasheet |
All-4-One™ | Bulk | Active | Laminated Core | 115V, 230V | Parallel 5V, Series 10V | Parallel 8.6A, Series 4.3A | Dual | Dual | No | 43VA | Chassis Mount | Solder, Quick Connect | 79.40mm L x 54.40mm W | 68.20mm | 4000Vrms | 1.6 lbs (725.7 g) |
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DPC-120-200PWR XFMR LAMINATED 24VA TH |
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Datasheet |
DPC | Bulk | Active | Laminated Core | 115V, 230V | Parallel 60V, Series 120V | Parallel 400mA, Series 200mA | 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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A41-43-28LPWR XFMR LAMINATED 43VA CHAS MT |
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Datasheet |
All-4-One™ | Box | Active | Laminated Core | 115V, 230V | Parallel 14V, Series 28V | Parallel 3A, Series 1.5A | Dual | Dual | No | 43VA | Chassis Mount | Wire Leads | 79.40mm L x 54.40mm W | 68.20mm | 4000Vrms | 1.6 lbs (725.7 g) |
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F10-3600PWR XFMR LAMINATED 36VA TH |
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Datasheet |
Split Pack™, Class 2/3, F | Box | Active | Laminated Core | 115V | Parallel 5V, Series 10V | Parallel 7.2A, Series 3.6A | Single | Dual | No | 36VA | Through Hole | PC Pin | 66.68mm L x 55.55mm W | 39.67mm | 2500Vrms | 1.1 lbs (499 g) |
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F12-2850PWR XFMR LAMINATED 36VA TH |
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Datasheet |
Split Pack™, Class 2/3, F | Box | Active | Laminated Core | 115V | Parallel 6.3V, Series 12.6V | Parallel 5.7A, Series 2.85A | Single | Dual | No | 36VA | Through Hole | PC Pin | 66.68mm L x 55.55mm W | 39.67mm | 2500Vrms | 1.1 lbs (499 g) |
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F20-1800PWR XFMR LAMINATED 36VA TH |
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Datasheet |
Split Pack™, Class 2/3, F | Box | Active | Laminated Core | 115V | Parallel 10V, Series 20V | Parallel 3.6A, Series 1.8A | Single | Dual | No | 36VA | Through Hole | PC Pin | 66.68mm L x 55.55mm W | 39.67mm | 2500Vrms | 1.1 lbs (499 g) |
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F24-1500PWR XFMR LAMINATED 36VA TH |
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Datasheet |
Split Pack™, Class 2/3, F | Box | Active | Laminated Core | 115V | Parallel 12V, Series 24V | Parallel 3A, Series 1.5A | Single | Dual | No | 36VA | Through Hole | PC Pin | 66.68mm L x 55.55mm W | 39.67mm | 2500Vrms | 0.44 lb (199.58 g) |

