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
24-375-LPI PWR XFMR SEMI-TORO 9VA TH Signal Transformer	3,022	-	RFQ	Datasheet	LPI	Box	Active	Semi-Toroidal	115V, 230V	Parallel 12V, Series 24V	Parallel 750mA, Series 375mA	Dual	Dual	No	9VA	Through Hole	PC Pin	60.20mm L x 42.10mm W	27.40mm	4000Vrms	0.51 lb (231.33 g)
A41-25-230L PWR XFMR LAMINATED 25VA CHAS MT Signal Transformer	3,590	-	RFQ	Datasheet	All-4-One™	Box	Active	Laminated Core	115V, 230V	Parallel 115V, Series 230V	Parallel 220mA, Series 110mA	Dual	Dual	No	25VA	Chassis Mount	Wire Leads	71.40mm L x 54.40mm W	58.70mm	4000Vrms	1.3 lbs (589.7 g)
12-725-LPI PWR XFMR SEMI-TORO 9VA TH Signal Transformer	3,883	-	RFQ	Datasheet	LPI	Box	Active	Semi-Toroidal	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 1.45A, Series 725mA	Dual	Dual	No	9VA	Through Hole	PC Pin	60.20mm L x 42.10mm W	27.40mm	4000Vrms	0.51 lb (231.33 g)
20-450-LPI PWR XFMR SEMI-TORO 9VA TH Signal Transformer	4,986	-	RFQ	Datasheet	LPI	Box	Active	Semi-Toroidal	115V, 230V	Parallel 10V, Series 20V	Parallel 900mA, Series 450mA	Dual	Dual	No	9VA	Through Hole	PC Pin	60.20mm L x 42.10mm W	27.40mm	4000Vrms	0.51 lb (231.33 g)
10-250-LPI PWR XFMR SEMI-TORO 2.5VA TH Signal Transformer	2,519	-	RFQ	Datasheet	LPI	Box	Active	Semi-Toroidal	115V, 230V	Parallel 5V, Series 10V	Parallel 500mA, Series 250mA	Dual	Dual	No	2.5VA	Through Hole	PC Pin	60.20mm L x 42.10mm W	18.30mm	4000Vrms	0.27 lb (122.47 g)
LP-88-130 PWR XFMR SEMI-TORO 12VA TH Signal Transformer	3,369	-	RFQ	Datasheet	LP	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 44V, Series 88V	Parallel 260mA, Series 130mA	Dual	Dual	No	12VA	Through Hole	PC Pin	63.50mm L x 50.80mm W	27.10mm	1500Vrms	0.688 lb (312.07 g)
56-160-LPI PWR XFMR SEMI-TORO 9VA TH Signal Transformer	2,741	-	RFQ	Datasheet	LPI	Box	Active	Semi-Toroidal	115V, 230V	Parallel 28V, Series 56V	Parallel 320mA, Series 160mA	Dual	Dual	No	9VA	Through Hole	PC Pin	60.20mm L x 42.10mm W	27.40mm	4000Vrms	0.51 lb (231.33 g)
MT-6-15 PWR XFMR LAMINATED 6VA CHAS MT Signal Transformer	1,907	-	RFQ	Datasheet	MT	Bulk	Active	Laminated Core	115V	5V, 12V	1.75A, 175mA	Single	Dual	Yes	6VA	Chassis Mount	Solder, Quick Connect	82.60mm L x 44.30mm W	49.80mm	2500Vrms	1.1 lbs (499 g)
MT-6-12 PWR XFMR LAMINATED 6VA CHAS MT Signal Transformer	1,329	-	RFQ	Datasheet	MT	Bulk	Active	Laminated Core	115V	5V, 12V	1.75A, 210mA	Single	Dual	Yes	6VA	Chassis Mount	Solder, Quick Connect	82.60mm L x 44.30mm W	49.80mm	2500Vrms	1.1 lbs (499 g)
DP-241-5-120L PWR XFMR LAMINATED 12VA CHAS MT Signal Transformer	2,418	-	RFQ	Datasheet	Two-4-One™	Bulk	Active	Laminated Core	115V, 230V	120V	100mA	Dual	Single	Yes	12VA	Chassis Mount	Wire Leads	71.40mm L x 36.30mm W	42.80mm	2500Vrms	0.7 lb (317.51 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.