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
6443-020 PWR XFMR LAMINATED 2.5VA TH Delevan	2,361	-	RFQ	Datasheet	6443	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 10V, Series 20V	Parallel 240mA, Series 120mA	Dual	Dual	No	2.5VA	Through Hole	PC Pin	34.93mm L x 28.58mm W	30.15mm	4000Vrms	0.25 lb (113.4 g)
6443-024 PWR XFMR LAMINATED 2.5VA TH Delevan	2,805	-	RFQ	Datasheet	6443	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 12V, Series 24V	Parallel 200mA, Series 100mA	Dual	Dual	No	2.5VA	Through Hole	PC Pin	34.93mm L x 28.58mm W	30.15mm	4000Vrms	0.25 lb (113.4 g)
6443-028 PWR XFMR LAMINATED 2.5VA TH Delevan	1,944	-	RFQ	Datasheet	6443	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 14V, Series 28V	Parallel 180mA, Series 90mA	Dual	Dual	No	2.5VA	Through Hole	PC Pin	34.93mm L x 28.58mm W	30.15mm	4000Vrms	0.25 lb (113.4 g)
6443-036 PWR XFMR LAMINATED 2.5VA TH Delevan	4,305	-	RFQ	Datasheet	6443	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 18V, Series 36V	Parallel 140mA, Series 70mA	Dual	Dual	No	2.5VA	Through Hole	PC Pin	34.93mm L x 28.58mm W	30.15mm	4000Vrms	0.25 lb (113.4 g)
6444-010 PWR XFMR LAMINATED 5VA TH Delevan	2,692	-	RFQ	Datasheet	6444	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 5V, Series 10V	Parallel 1A, Series 500mA	Dual	Dual	No	5VA	Through Hole	PC Pin	41.28mm L x 33.32mm W	33.32mm	4000Vrms	0.37 lb (167.83 g)
6444-012 PWR XFMR LAMINATED 5VA TH Delevan	3,548	-	RFQ	Datasheet	6444	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 800mA, Series 400mA	Dual	Dual	No	5VA	Through Hole	PC Pin	41.28mm L x 33.32mm W	33.32mm	4000Vrms	0.37 lb (167.83 g)
6444-016 PWR XFMR LAMINATED 5VA TH Delevan	4,662	-	RFQ	Datasheet	6444	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 8V, Series 16V	Parallel 620mA, Series 310mA	Dual	Dual	No	5VA	Through Hole	PC Pin	41.28mm L x 33.32mm W	33.32mm	4000Vrms	0.37 lb (167.83 g)
6444-020 PWR XFMR LAMINATED 5VA TH Delevan	3,667	-	RFQ	Datasheet	6444	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 10V, Series 20V	Parallel 500mA, Series 250mA	Dual	Dual	No	5VA	Through Hole	PC Pin	41.28mm L x 33.32mm W	33.32mm	4000Vrms	0.37 lb (167.83 g)
6444-024 PWR XFMR LAMINATED 5VA TH Delevan	3,351	-	RFQ	Datasheet	6444	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 12V, Series 24V	Parallel 420mA, Series 210mA	Dual	Dual	No	5VA	Through Hole	PC Pin	41.28mm L x 33.32mm W	33.32mm	4000Vrms	0.37 lb (167.83 g)
6444-028 PWR XFMR LAMINATED 5VA TH Delevan	4,752	-	RFQ	Datasheet	6444	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 14V, Series 28V	Parallel 360mA, Series 180mA	Dual	Dual	No	5VA	Through Hole	PC Pin	41.28mm L x 33.32mm W	33.32mm	4000Vrms	0.37 lb (167.83 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.