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
14A-20-36 PWR XFMR LAMINATED 20VA TH Signal Transformer	718	-	RFQ	Datasheet	One-4-All™	Box	Active	Laminated Core	115V, 230V	Parallel 18V, Series 36V	Parallel 1.12A, Series 560mA	Dual	Dual	No	20VA	Through Hole	PC Pin	57.20mm L x 47.60mm W	41.30mm	4000Vrms	0.9 lb (408.23 g)
LP-34-170 PWR XFMR SEMI-TORO 6VA TH Signal Transformer	380	-	RFQ	Datasheet	LP	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 17V, Series 34V	Parallel 340mA, Series 170mA	Dual	Dual	No	6VA	Through Hole	PC Pin	47.50mm L x 39.60mm W	21.60mm	1500Vrms	0.438 lb (198.67 g)
DST-6-24 PWR XFMR LAMINATED 20VA TH Signal Transformer	511	-	RFQ	Datasheet	DST	Box	Active	Laminated Core	115V, 230V	Parallel 12V, Series 24V	Parallel 1.6A, Series 800mA	Dual	Dual	No	20VA	Through Hole	PC Pin	57.20mm L x 47.60mm W	36.90mm	2500Vrms	0.8 lb (362.87 g)
A41-25-10 PWR XFMR LAMINATED 25VA CHAS MT Signal Transformer	340	-	RFQ	Datasheet	All-4-One™	Bulk	Active	Laminated Core	115V, 230V	Parallel 5V, Series 10V	Parallel 5A, Series 2.5A	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)
PC-24-1000 PWR XFMR LAMINATED 24VA TH Signal Transformer	182	-	RFQ	Datasheet	PC	Box	Active	Laminated Core	115V	Parallel 12V, Series 24V	Parallel 2A, Series 1A	Single	Dual	No	24VA	Through Hole	PC Pin	41.30mm L x 57.20mm W	34.93mm	1500Vrms	0.75 lb (340.19 g)
LP-24-2000 PWR XFMR SEMI-TORO 48VA TH Signal Transformer	380	-	RFQ	Datasheet	LP	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 12V, Series 24V	Parallel 4A, Series 2A	Dual	Dual	No	48VA	Through Hole	PC Pin	79.20mm L x 63.50mm W	34.90mm	1500Vrms	1.4 lbs (635 g)
LP-24-500 PWR XFMR SEMI-TORO 12VA TH Signal Transformer	1,040	-	RFQ	Datasheet	LP	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 12V, Series 24V	Parallel 1A, Series 500mA	Dual	Dual	No	12VA	Through Hole	PC Pin	63.50mm L x 50.80mm W	27.10mm	1500Vrms	0.688 lb (312.07 g)
LP-40-300 PWR XFMR SEMI-TORO 12VA TH Signal Transformer	500	-	RFQ	Datasheet	LP	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 20V, Series 40V	Parallel 600mA, Series 300mA	Dual	Dual	No	12VA	Through Hole	PC Pin	63.50mm L x 50.80mm W	27.10mm	1500Vrms	0.688 lb (312.07 g)
IF-2-10 PWR XFMR SEMI-TORO 2VA TH Signal Transformer	575	-	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 5V, Series 10V	Parallel 400mA, Series 200mA	Dual	Dual	No	2VA	Through Hole	PC Pin	53.00mm L x 44.00mm W	17.60mm	4000Vrms	0.29 lb (131.54 g)
14A-30-20 PWR XFMR LAMINATED 30VA TH Signal Transformer	364	-	RFQ	Datasheet	One-4-All™	Box	Active	Laminated Core	115V, 230V	Parallel 10V, Series 20V	Parallel 3A, Series 1.5A	Dual	Dual	No	30VA	Through Hole	PC Pin	66.70mm L x 55.50mm W	39.70mm	4000Vrms	1.2 lbs (544.3 g)

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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.