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
241-8-120L PWR XFMR LAMINATED 100VA CHAS MT Signal Transformer	2,253	-	RFQ	Datasheet	Two-4-One™	Bulk	Active	Laminated Core	115V	120V	850mA	Single	Single	Yes	100VA	Chassis Mount	Wire Leads	102.40mm L x 58.50mm W	67.70mm	2500Vrms	2.8 lbs (1.3 kg)
40-300-LPI PWR XFMR SEMI-TORO 12VA TH Signal Transformer	3,753	-	RFQ	Datasheet	LPI	Box	Active	Semi-Toroidal	115V, 230V	Parallel 20V, Series 40V	Parallel 600mA, Series 300mA	Dual	Dual	No	12VA	Through Hole	PC Pin	66.80mm L x 55.60mm W	26.60mm	4000Vrms	0.75 lb (340.19 g)
LP-12-3800 PWR XFMR SEMI-TORO 48VA TH Signal Transformer	4,951	-	RFQ	Datasheet	LP	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 7.6A, Series 3.8A	Dual	Dual	No	48VA	Through Hole	PC Pin	79.20mm L x 63.50mm W	34.90mm	1500Vrms	1.4 lbs (635 g)
40-450-LPI PWR XFMR SEMI-TORO 18VA TH Signal Transformer	3,909	-	RFQ	Datasheet	LPI	Box	Active	Semi-Toroidal	115V, 230V	Parallel 20V, Series 40V	Parallel 900mA, Series 450mA	Dual	Dual	No	18VA	Through Hole	PC Pin	66.80mm L x 55.60mm W	30.00mm	4000Vrms	0.95 lb (430.91 g)
IF-14-24 PWR XFMR SEMI-TORO 14VA TH Signal Transformer	3,241	-	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 12V, Series 24V	Parallel 1.2A, Series 600mA	Dual	Dual	No	14VA	Through Hole	PC Pin	67.60mm L x 57.00mm W	24.30mm	4000Vrms	0.75 lb (340.19 g)
A41-80-24L PWR XFMR LAMINATED 80VA CHAS MT Signal Transformer	3,242	-	RFQ	Datasheet	All-4-One™	Box	Active	Laminated Core	115V, 230V	Parallel 12V, Series 24V	Parallel 6.6A, Series 3.3A	Dual	Dual	No	80VA	Chassis Mount	Wire Leads	63.50mm L x 64.30mm W	76.20mm	4000Vrms	2.8 lbs (1.3 kg)
A41-130-36 PWR XFMR LAMINATED 130VA CHAS MT Signal Transformer	2,061	-	RFQ	Datasheet	All-4-One™	Box	Active	Laminated Core	115V, 230V	Parallel 18V, Series 36V	Parallel 7.2A, Series 3.6A	Dual	Dual	No	130VA	Chassis Mount	Solder, Quick Connect	71.40mm L x 76.20mm W	85.70mm	4000Vrms	4.1 lbs (1.9 kg)
A41-130-12 PWR XFMR LAMINATED 130VA CHAS MT Signal Transformer	2,348	-	RFQ	Datasheet	All-4-One™	Box	Active	Laminated Core	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 20.6A, Series 10.3A	Dual	Dual	No	130VA	Chassis Mount	Solder, Quick Connect	71.40mm L x 76.20mm W	85.70mm	4000Vrms	4.1 lbs (1.9 kg)
80-1 PWR XFMR LAMINATED 80VA CHAS MT Signal Transformer	2,147	-	RFQ	Datasheet	-	Box	Active	Laminated Core	105V, 115V, 125V	Parallel 40V, Series 80V	Parallel 2A, Series 1A	Single, Multiple Taps	Dual	Yes	80VA	Chassis Mount	Solder, Quick Connect	85.70mm L x 77.70mm W	71.40mm	1500Vrms	4 lbs (1.8 kg)
A41-175-20 PWR XFMR LAMINATED 175VA CHAS MT Signal Transformer	1,269	-	RFQ	Datasheet	All-4-One™	Box	Active	Laminated Core	115V, 230V	Parallel 10V, Series 20V	Parallel 17.6A, Series 8.8A	Dual	Dual	No	175VA	Chassis Mount	Solder, Quick Connect	79.40mm L x 79.70mm W	95.30mm	4000Vrms	5.5 lbs (2.5 kg)

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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.