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
ST3-16B9 PWR XFMR LAMINATED 2.4VA TH Pulse Electronics	2,984	-	RFQ	Datasheet	Split Bobbin Plug-In	Bulk	Obsolete	Laminated Core	115V	Parallel 8V, Series 16V	Parallel 300mA, Series 150mA	Single	Dual	No	2.4VA	Through Hole	PC Pin	35.05mm L x 28.70mm W	30.23mm	2500Vrms	0.25 lb (113.4 g)
ST4-16B10 PWR XFMR LAMINATED 6VA TH Pulse Electronics	2,301	-	RFQ	Datasheet	Split Bobbin Plug-In	Bulk	Obsolete	Laminated Core	115V	Parallel 8V, Series 16V	Parallel 800mA, Series 400mA	Single	Dual	No	6VA	Through Hole	PC Pin	41.40mm L x 33.27mm W	33.27mm	2500Vrms	0.44 lb (199.58 g)
14A-2.5-20B19 PWR XFMR LAMINATED 2.5VA TH Pulse Electronics	3,730	-	RFQ	Datasheet	International PC Plug-In	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 10V, Series 20V	Parallel 240mA, Series 120mA	Dual	Single, Multiple Taps	No	2.5VA	Through Hole	PC Pin	41.28mm L x 33.32mm W	28.58mm	-	0.25 lb (113.4 g)
DST4-12B6 PWR XFMR LAMINATED 6VA TH Pulse Electronics	4,401	-	RFQ	Datasheet	Split Bobbin Plug-In	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 1A, Series 500mA	Dual	Dual	No	6VA	Through Hole	PC Pin	41.40mm L x 33.27mm W	33.27mm	2500Vrms	0.44 lb (199.58 g)
14A-10-12B9 PWR XFMR LAMINATED 10VA TH Pulse Electronics	4,103	-	RFQ	Datasheet	International PC Plug-In	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 1.6A, Series 800mA	Dual	Single, Multiple Taps	No	10VA	Through Hole	PC Pin	47.63mm L x 39.67mm W	34.93mm	-	0.53 lb (240.4 g)
14A-10-28B33 PWR XFMR LAMINATED 10VA TH Pulse Electronics	4,656	-	RFQ	Datasheet	International PC Plug-In	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 14V, Series 28V	Parallel 720mA, Series 360mA	Dual	Single, Multiple Taps	No	10VA	Through Hole	PC Pin	47.63mm L x 39.67mm W	34.93mm	-	0.53 lb (240.4 g)
DP241-5-10A21 PWR XFMR LAMINATED 12VA CHAS MT Pulse Electronics	2,236	-	RFQ	Datasheet	Chassis-Tran	Bulk	Obsolete	Laminated Core	115V, 230V	10V	1.2A	Dual	Single	Yes	12VA	Chassis Mount	Solder, Quick Connect	71.37mm L x 41.40mm W	35.05mm	2500Vrms	0.7 lb (317.51 g)
14A-20-24B28 PWR XFMR LAMINATED 20VA TH Pulse Electronics	4,212	-	RFQ	Datasheet	International PC Plug-In	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 12V, Series 24V	Parallel 1.66A, Series 830mA	Dual	Single, Multiple Taps	No	20VA	Through Hole	PC Pin	57.15mm L x 47.63mm W	41.28mm	-	0.9 lb (408.23 g)
A41-25-24A25 PWR XFMR LAMINATED 25VA CHAS MT Pulse Electronics	2,410	-	RFQ	Datasheet	International High Power	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 12V, Series 24V	Parallel 2A, Series 1A	Dual	Dual	No	25VA	Chassis Mount	Solder, Quick Connect	71.42mm L x 58.72mm W	47.63mm	-	1.3 lbs (589.7 g)
DP241-8-24A55 PWR XFMR LAMINATED 100VA CHAS MT Pulse Electronics	2,320	-	RFQ	Datasheet	Chassis-Tran	Bulk	Obsolete	Laminated Core	115V, 230V	24V	4A	Dual	Single	Yes	100VA	Chassis Mount	Solder, Quick Connect	102.36mm L x 65.02mm W	57.15mm	2500Vrms	2.8 lbs (1.3 kg)

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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.