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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
DP-241-6-12PWR XFMR LAMINATED 30VA CHAS MT |
378 | - |
|
Datasheet |
Two-4-One™ | Box | Active | Laminated Core | 115V, 230V | 12.6V | 2.5A | Dual | Single | Yes | 30VA | Chassis Mount | Solder, Quick Connect | 82.60mm L x 44.30mm W | 49.80mm | 2500Vrms | 1.1 lbs (499 g) |
|
LP-30-800PWR XFMR SEMI-TORO 24VA TH |
105 | - |
|
Datasheet |
LP | Bulk | Active | Semi-Toroidal | 115V, 230V | Parallel 15V, Series 30V | Parallel 1.6A, Series 800mA | Dual | Dual | No | 24VA | Through Hole | PC Pin | 72.90mm L x 57.20mm W | 31.80mm | 1500Vrms | 0.938 lb (425.47 g) |
|
70030KPWR XFMR TOROIDAL 7VA TH |
113 | - |
|
Datasheet |
7XXXX | Tray | Active | Toroidal | 115V, 230V | Parallel 7V, Series 14V | Parallel 1A, Series 500mA | Dual | Dual | No | 7VA | Through Hole | PC Pin | 49.70mm L x 49.70mm W | 23.10mm | 4000Vrms | 0.32 lb (145.15 g) |
|
70022KPWR XFMR TOROIDAL 5VA TH |
259 | - |
|
Datasheet |
7XXXX | Tray | Active | Toroidal | 115V, 230V | Parallel 12V, Series 24V | Parallel 416mA, Series 208mA | Dual | Dual | No | 5VA | Through Hole | PC Pin | 49.70mm L x 49.70mm W | 19.50mm | 4000Vrms | 0.254 lb (115.21 g) |
|
A41-25-230PWR XFMR LAMINATED 25VA CHAS MT |
199 | - |
|
Datasheet |
All-4-One™ | Box | Active | Laminated Core | 115V, 230V | Parallel 115V, Series 230V | Parallel 220mA, Series 110mA | Dual | Dual | No | 25VA | Chassis Mount | Solder, Quick Connect | 71.40mm L x 54.40mm W | 58.70mm | 4000Vrms | 1.3 lbs (589.7 g) |
|
70033KPWR XFMR TOROIDAL 7VA TH |
124 | - |
|
Datasheet |
7XXXX | Tray | Active | Toroidal | 115V, 230V | Parallel 15V, Series 30V | Parallel 466mA, Series 233mA | Dual | Dual | No | 7VA | Through Hole | PC Pin | 49.70mm L x 49.70mm W | 23.10mm | 4000Vrms | 0.32 lb (145.15 g) |
|
166LA12PWR XFMR LAMINATED 24VA CHAS MT |
102 | - |
|
Datasheet |
166 | Bulk | Active | Laminated Core | 115V | 12V | 2A | Single | Single | Yes | 24VA | Chassis Mount | Wire Leads | 82.55mm L x 44.45mm W | 50.80mm | 2000Vrms | 1 lb (453.59 g) |
|
DST-7-24PWR XFMR LAMINATED 36VA TH |
110 | - |
|
Datasheet |
DST | Box | Active | Laminated Core | 115V, 230V | Parallel 12V, Series 24V | Parallel 3A, Series 1.5A | Dual | Dual | No | 36VA | Through Hole | PC Pin | 66.70mm L x 55.50mm W | 40.40mm | 2500Vrms | 1.1 lbs (499 g) |
|
DST-7-28PWR XFMR LAMINATED 36VA TH |
118 | - |
|
Datasheet |
DST | Box | Active | Laminated Core | 115V, 230V | Parallel 14V, Series 28V | Parallel 2.6A, Series 1.3A | Dual | Dual | No | 36VA | Through Hole | PC Pin | 66.70mm L x 55.50mm W | 40.40mm | 2500Vrms | 1.1 lbs (499 g) |
|
PL30-24-130BPWR XFMR LAMINATED 30VA TH |
744 | - |
|
Datasheet |
PL30-xx-130B | Bulk | Active | Laminated Core | 115V, 230V | Parallel 12V, Series 24V | Parallel 2.5A, Series 1.25A | Dual | Dual | No | 30VA | Through Hole | PC Pin | 66.70mm L x 55.60mm W | 41.00mm | 3500Vrms | - |
|
|
FD7-24PWR XFMR LAMINATED 56VA CHAS MT |
126 | - |
|
Datasheet |
Quick Pack | Box | Active | Laminated Core | 115V, 230V | 24V | 2.4A | Dual | 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) |
|
14A-30-512PWR XFMR LAMINATED 30VA TH |
1,574 | - |
|
Datasheet |
One-4-All™ | Bulk | Active | Laminated Core | 115V, 230V | 5V, ±12V | 1.25A, 250mA | Dual | Dual | Yes | 30VA | Through Hole | PC Pin | 66.70mm L x 55.50mm W | 39.70mm | 4000Vrms | 1.2 lbs (544.3 g) |
|
14A-30-515PWR XFMR LAMINATED 30VA TH |
326 | - |
|
Datasheet |
One-4-All™ | Bulk | Active | Laminated Core | 115V, 230V | 5V, ±15V | 1.25A, 200mA | Dual | Dual | Yes | 30VA | Through Hole | PC Pin | 66.70mm L x 55.50mm W | 39.70mm | 4000Vrms | 1.2 lbs (544.3 g) |
|
VPT30-830PWR XFMR TOROIDAL 25VA CHAS MT |
132 | - |
|
Datasheet |
Chassis Mount: World Series™ | Box | Active | Toroidal | 115V, 230V | Parallel 15V, Series 30V | Parallel 1.66A, Series 830mA | Dual | Dual | No | 25VA | Chassis Mount | Wire Leads | 71.00mm Dia x 32.00mm W | 34.0mm | 4000Vrms | 0.882 lb (400.07 g) |
|
70034KPWR XFMR TOROIDAL 7VA TH |
312 | - |
|
Datasheet |
7XXXX | Tray | Active | Toroidal | 115V, 230V | Parallel 18V, Series 36V | Parallel 388mA, Series 194mA | Dual | Dual | No | 7VA | Through Hole | PC Pin | 49.70mm L x 49.70mm W | 23.10mm | 4000Vrms | 0.32 lb (145.15 g) |
|
70041KPWR XFMR TOROIDAL 10VA TH |
111 | - |
|
Datasheet |
70000 | Tray | Active | Toroidal | 115V, 230V | Parallel 9V, Series 18V | Parallel 1.112A, Series 556mA | Dual | Dual | No | 10VA | Through Hole | PC Pin | 55.00mm L x 55.00mm W | 26.00mm | 4000Vrms | 0.477 lb (216.36 g) |
|
70042KPWR XFMR TOROIDAL 10VA TH |
104 | - |
|
Datasheet |
7XXXX | Tray | Active | Toroidal | 115V, 230V | Parallel 12V, Series 24V | Parallel 834mA, Series 417mA | Dual | Dual | No | 10VA | Through Hole | PC Pin | 55.00mm L x 55.00mm W | 26.00mm | 4000Vrms | 0.477 lb (216.36 g) |
|
70044KPWR XFMR TOROIDAL 10VA TH |
122 | - |
|
Datasheet |
7XXXX | Tray | Active | Toroidal | 115V, 230V | Parallel 18V, Series 36V | Parallel 556mA, Series 278mA | Dual | Dual | No | 10VA | Through Hole | PC Pin | 55.00mm L x 55.00mm W | 26.00mm | 4000Vrms | 0.477 lb (216.36 g) |
|
241-7-24PWR XFMR LAMINATED 56VA CHAS MT |
106 | - |
|
Datasheet |
Two-4-One™ | Box | Active | Laminated Core | 115V | 24V | 2.4A | Single | Single | Yes | 56VA | Chassis Mount | Solder, Quick Connect | 93.70mm L x 49.20mm W | 57.80mm | 2500Vrms | 1.7 lbs (771.1 g) |
|
14A-56-24PWR XFMR LAMINATED 56VA TH |
829 | - |
|
Datasheet |
One-4-All™ | Box | Active | Laminated Core | 115V, 230V | Parallel 12V, Series 24V | Parallel 4.66A, Series 2.33A | Dual | Dual | No | 56VA | Through Hole | PC Pin | 76.20mm L x 63.50mm W | 46.00mm | 4000Vrms | 1.7 lbs (771.1 g) |

