Power Transformers
Use the filters and product table below to compare Power Transformers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
3FD-428PWR XFMR LAMINATED 6VA TH |
2,162 | - |
|
Datasheet | 3FD-4xx | Tube | Active | Laminated Core | 115V, 230V | Parallel 14V, Series 28V | Parallel 400mA, Series 200mA | Dual | Dual | No | 6VA | Through Hole | PC Pin | 41.50mm L x 34.83mm W | 38.00mm | 2500Vrms | - |
|
PL20-12-130BPWR XFMR LAMINATED 20VA TH |
1,396 | - |
|
Datasheet | PL20-xx-130B | Bulk | Active | Laminated Core | 115V, 230V | Parallel 6.3V, Series 12.6V | Parallel 3.2A, Series 1.6A | Dual | Dual | No | 20VA | Through Hole | PC Pin | 57.20mm L x 47.60mm W | 41.28mm | 3500Vrms | - |
|
PL30-28-130BPWR XFMR LAMINATED 30VA TH |
4,578 | - |
|
Datasheet | PL30-xx-130B | Bulk | Active | Laminated Core | 115V, 230V | Parallel 14V, Series 28V | Parallel 2.12A, Series 1.06A | Dual | Dual | No | 30VA | Through Hole | PC Pin | 66.70mm L x 55.60mm W | 41.00mm | 3500Vrms | - |
|
3FD-224PWR XFMR LAMINATED 1.1VA TH |
1,755 | - |
|
Datasheet | 3FD-2xx | Tube | Active | Laminated Core | 115V, 230V | Parallel 12V, Series 24V | Parallel 90mA, Series 45mA | Dual | Dual | No | 1.1VA | Through Hole | PC Pin | 35.56mm L x 31.00mm W | 38.00mm | 2500Vrms | - |
|
3FD-336PWR XFMR LAMINATED 2.4VA TH |
4,934 | - |
|
Datasheet | 3FD-3xx | Tube | Active | Laminated Core | 115V, 230V | Parallel 18V, Series 36V | Parallel 130mA, Series 65mA | Dual | Dual | No | 2.4VA | Through Hole | PC Pin | 35.56mm L x 31.00mm W | 32.10mm | 2500Vrms | - |
|
3FS-428PWR XFMR LAMINATED 6VA TH |
4,148 | - |
|
Datasheet | 3FS-4xx | Tube | Active | Laminated Core | 115V | Parallel 14V, Series 28V | Parallel 400mA, Series 200mA | Single | Dual | No | 6VA | Through Hole | PC Pin | 41.50mm L x 34.83mm W | 34.55mm | 2500Vrms | - |
|
3FD-420PWR XFMR LAMINATED 6VA TH |
4,857 | - |
|
Datasheet | 3FD-4xx | Tube | Active | Laminated Core | 115V, 230V | Parallel 10V, Series 20V | Parallel 600mA, Series 300mA | Dual | Dual | No | 6VA | Through Hole | PC Pin | 41.50mm L x 34.83mm W | 34.55mm | 2500Vrms | - |
|
3FS-512PWR XFMR LAMINATED 12VA TH |
3,672 | - |
|
Datasheet | 3FS-5xx | Tube | Active | Laminated Core | 115V | Parallel 6.3V, Series 12.6V | Parallel 2A, Series 1A | Single | Dual | No | 12VA | Through Hole | PC Pin | 48.50mm L x 41.52mm W | 38.00mm | 2500Vrms | - |
|
|
3FS-536PWR XFMR LAMINATED 12VA TH |
1,443 | - |
|
Datasheet | 3FS-5xx | Tube | Active | Laminated Core | 115V | Parallel 18V, Series 36V | Parallel 700mA, Series 350mA | Single | Dual | No | 12VA | Through Hole | PC Pin | 48.50mm L x 41.52mm W | 38.00mm | 2500Vrms | - |
|
|
PL20-20-130BPWR XFMR LAMINATED 20VA TH |
1,420 | - |
|
Datasheet | PL20-xx-130B | Bulk | Active | Laminated Core | 115V, 230V | Parallel 10V, Series 20V | Parallel 2A, Series 1A | Dual | Dual | No | 20VA | Through Hole | PC Pin | 57.20mm L x 47.60mm W | 41.28mm | 3500Vrms | - |
Power Transformers FAQ
Common questions about filtering, comparing and sourcing Power Transformers components.
How can I narrow the Power Transformers selection?
Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.
Should I confirm the datasheet before selecting a part?
Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.
Can Winsun (HK) Electronics help source a specific Power Transformers part number?
Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.
Do you support BOM, shortage or alternative-part requirements?
Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.
