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.

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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
ST-3-48 PWR XFMR LAMINATED 2.4VA TH Signal Transformer	1,329	-	RFQ	Datasheet	ST	Bulk	Active	Laminated Core	115V	Parallel 24V, Series 48V	Parallel 100mA, Series 50mA	Single	Dual	No	2.4VA	Through Hole	PC Pin	34.90mm L x 28.60mm W	30.80mm	2500Vrms	0.25 lb (113.4 g)
PC-120-35 PWR XFMR LAMINATED 4.4VA TH Signal Transformer	3,861	-	RFQ	Datasheet	PC	Bulk	Active	Laminated Core	115V	Parallel 60V, Series 120V	Parallel 70mA, Series 35mA	Single	Dual	No	4.4VA	Through Hole	PC Pin	41.30mm L x 31.80mm W	34.92mm	1500Vrms	0.313 lb (141.97 g)
PC-20-500 PWR XFMR LAMINATED 10VA TH Signal Transformer	2,320	-	RFQ	Datasheet	PC	Box	Active	Laminated Core	115V	Parallel 10V, Series 20V	Parallel 1A, Series 500mA	Single	Dual	No	10VA	Through Hole	PC Pin	47.60mm L x 36.50mm W	41.27mm	1500Vrms	0.563 lb (255.37 g)
PC-56-180 PWR XFMR LAMINATED 10VA TH Signal Transformer	3,018	-	RFQ	Datasheet	PC	Bulk	Active	Laminated Core	115V	Parallel 28V, Series 56V	Parallel 360mA, Series 180mA	Single	Dual	No	10VA	Through Hole	PC Pin	47.60mm L x 36.50mm W	41.27mm	1500Vrms	0.563 lb (255.37 g)
241-4-28 PWR XFMR LAMINATED 6VA CHAS MT Signal Transformer	3,129	-	RFQ	Datasheet	Two-4-One™	Bulk	Active	Laminated Core	115V	28V	200mA	Single	Single	Yes	6VA	Chassis Mount	Solder, Quick Connect	60.30mm L x 33.30mm W	36.20mm	2500Vrms	0.44 lb (199.58 g)
ST-2-24 PWR XFMR LAMINATED 1.1VA TH Signal Transformer	1,593	-	RFQ	Datasheet	ST	Box	Active	Laminated Core	115V	Parallel 12V, Series 24V	Parallel 90mA, Series 45mA	Single	Dual	No	1.1VA	Through Hole	PC Pin	34.90mm L x 28.60mm W	24.60mm	2500Vrms	0.17 lb (77.11 g)
241-4-48 PWR XFMR LAMINATED 6VA CHAS MT Signal Transformer	1,579	-	RFQ	Datasheet	Two-4-One™	Bulk	Active	Laminated Core	115V	48V	125mA	Single	Single	Yes	6VA	Chassis Mount	Solder, Quick Connect	60.30mm L x 33.30mm W	36.20mm	2500Vrms	0.44 lb (199.58 g)
DP-241-5-10 PWR XFMR LAMINATED 12VA CHAS MT Signal Transformer	1,897	-	RFQ	Datasheet	Two-4-One™	Box	Active	Laminated Core	115V, 230V	10V	1.2A	Dual	Single	Yes	12VA	Chassis Mount	Solder, Quick Connect	71.40mm L x 36.30mm W	42.80mm	2500Vrms	0.7 lb (317.51 g)
DP-241-5-28 PWR XFMR LAMINATED 12VA CHAS MT Signal Transformer	3,714	-	RFQ	Datasheet	Two-4-One™	Box	Active	Laminated Core	115V, 230V	28V	420mA	Dual	Single	Yes	12VA	Chassis Mount	Solder, Quick Connect	71.40mm L x 36.30mm W	42.80mm	2500Vrms	0.7 lb (317.51 g)
DP-241-5-48 PWR XFMR LAMINATED 12VA CHAS MT Signal Transformer	3,880	-	RFQ	Datasheet	Two-4-One™	Bulk	Active	Laminated Core	115V, 230V	48V	250mA	Dual	Single	Yes	12VA	Chassis Mount	Solder, Quick Connect	71.40mm L x 36.30mm W	42.80mm	2500Vrms	0.7 lb (317.51 g)

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Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

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FREQUENTLY ASKED QUESTIONS

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.