Power Transformers

Browse available Power Transformers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

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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
CL2-10R-24 PWR XFMR LAMINATED 10VA TH Signal Transformer	1,475	-	RFQ	Datasheet	CL2	Box	Active	Laminated Core	115V, 230V	24V	420mA	Dual	Single	No	10VA	Through Hole	PC Pin	47.60mm L x 39.70mm W	34.90mm	4000Vrms	0.53 lb (240.4 g)
3FS-520 PWR XFMR LAMINATED 12VA TH Tamura	961	-	RFQ	Datasheet	3FS-5xx	Tube	Active	Laminated Core	115V	Parallel 10V, Series 20V	Parallel 1.2A, Series 600mA	Single	Dual	No	12VA	Through Hole	PC Pin	48.50mm L x 41.52mm W	38.00mm	2500Vrms	-
DST-3-36 PWR XFMR LAMINATED 2.4VA TH Signal Transformer	256	-	RFQ	Datasheet	DST	Box	Active	Laminated Core	115V, 230V	Parallel 18V, Series 36V	Parallel 130mA, Series 65mA	Dual	Dual	No	2.4VA	Through Hole	PC Pin	34.90mm L x 28.60mm W	30.80mm	2500Vrms	0.25 lb (113.4 g)
DST-3-20 PWR XFMR LAMINATED 2.4VA TH Signal Transformer	191	-	RFQ	Datasheet	DST	Box	Active	Laminated Core	115V, 230V	Parallel 10V, Series 20V	Parallel 240mA, Series 120mA	Dual	Dual	No	2.4VA	Through Hole	PC Pin	34.90mm L x 28.60mm W	30.80mm	2500Vrms	0.25 lb (113.4 g)
DST-3-10 PWR XFMR LAMINATED 2.4VA TH Signal Transformer	156	-	RFQ	Datasheet	DST	Bulk	Active	Laminated Core	115V, 230V	Parallel 5V, Series 10V	Parallel 500mA, Series 250mA	Dual	Dual	No	2.4VA	Through Hole	PC Pin	34.90mm L x 28.60mm W	30.80mm	2500Vrms	0.25 lb (113.4 g)
241-4-24 PWR XFMR LAMINATED 6VA CHAS MT Signal Transformer	1,282	-	RFQ	Datasheet	Two-4-One™	Box	Active	Laminated Core	115V	24V	250mA	Single	Single	Yes	6VA	Chassis Mount	Solder, Quick Connect	60.30mm L x 33.30mm W	36.20mm	2500Vrms	0.44 lb (199.58 g)
DP-241-5-12 PWR XFMR LAMINATED 12VA CHAS MT Signal Transformer	580	-	RFQ	Datasheet	Two-4-One™	Box	Active	Laminated Core	115V, 230V	12.6V	1A	Dual	Single	Yes	12VA	Chassis Mount	Solder, Quick Connect	71.40mm L x 36.30mm W	42.80mm	2500Vrms	0.7 lb (317.51 g)
14A-5.0R-12 PWR XFMR LAMINATED 5VA TH Signal Transformer	149	-	RFQ	Datasheet	One-4-All™	Box	Active	Laminated Core	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 800mA, Series 400mA	Dual	Dual	No	5VA	Through Hole	PC Pin	41.30mm L x 36.50mm W	34.90mm	4000Vrms	0.37 lb (167.83 g)
14A-5.0R-16 PWR XFMR LAMINATED 5VA TH Signal Transformer	127	-	RFQ	Datasheet	One-4-All™	Box	Active	Laminated Core	115V, 230V	Parallel 8V, Series 16V	Parallel 620mA, Series 310mA	Dual	Dual	No	5VA	Through Hole	PC Pin	41.30mm L x 36.50mm W	34.90mm	4000Vrms	0.37 lb (167.83 g)
FD5-24 PWR XFMR LAMINATED 12VA CHAS MT Triad Magnetics	1,646	-	RFQ	Datasheet	Quick Pack	Box	Active	Laminated Core	115V, 230V	24V	500mA	Dual	Single	Yes	12VA	Chassis Mount	Solder, Quick Connect - 0.187" (4.7mm)	71.42mm L x 34.93mm W	41.28mm	2500VAC	0.7 lb (317.51 g)
PC-10-90 PWR XFMR LAMINATED 1VA TH Signal Transformer	170	-	RFQ	Datasheet	PC	Bulk	Active	Laminated Core	115V	Parallel 5V, Series 10V	Parallel 180mA, Series 90mA	Single	Dual	No	1VA	Through Hole	PC Pin	25.40mm L x 34.92mm W	21.08mm	1500Vrms	0.157 lb (71.21 g)
FS28-420 PWR XFMR LAMINATED 12VA TH Triad Magnetics	576	-	RFQ	Datasheet	Split Pack™	Box	Active	Laminated Core	115V, 230V	Parallel 14V, Series 28V	Parallel 840mA, Series 420mA	Dual	Dual	No	12VA	Through Hole	PC Pin	47.63mm L x 39.67mm W	36.50mm	2500Vrms	0.7 lb (317.51 g)
3FD-528 PWR XFMR LAMINATED 12VA TH Tamura	247	-	RFQ	Datasheet	3FD-5xx	Tube	Active	Laminated Core	115V, 230V	Parallel 14V, Series 28V	Parallel 840mA, Series 420mA	Dual	Dual	No	12VA	Through Hole	PC Pin	48.50mm L x 41.52mm W	38.00mm	2500Vrms	-
VPP16-1250 PWR XFMR LAMINATED 20VA TH Triad Magnetics	567	-	RFQ	Datasheet	PC Mount: World Series™	Box	Active	Laminated Core	115V, 230V	Parallel 8V, Series 16V	Parallel 2.5A, Series 1.25A	Dual	Dual	No	20VA	Through Hole	PC Pin	57.15mm L x 47.63mm W	41.28mm	4000Vrms	0.9 lb (408.23 g)
70001K PWR XFMR TOROIDAL 1.6VA TH Talema Group LLC	1,641	-	RFQ	Datasheet	7XXXX	Tray	Active	Toroidal	115V, 230V	Parallel 9V, Series 18V	Parallel 178mA, Series 89mA	Dual	Dual	No	1.6VA	Through Hole	PC Pin	39.60mm L x 39.60mm W	18.50mm	4000Vrms	0.157 lb (71.21 g)
3FL16-150 PWR XFMR LAMINATED 2.5VA TH Tamura	536	-	RFQ	Datasheet	3FL	Bulk	Active	Laminated Core	115V, 230V	Parallel 8V, Series 16V	Parallel 300mA, Series 150mA	Dual	Dual	No	2.5VA	Through Hole	PC Pin	63.50mm L x 50.80mm W	27.05mm	1500Vrms	-
ST-5-20 PWR XFMR LAMINATED 12VA TH Signal Transformer	137	-	RFQ	Datasheet	ST	Box	Active	Laminated Core	115V	Parallel 10V, Series 20V	Parallel 1.2A, Series 600mA	Single	Dual	No	12VA	Through Hole	PC Pin	47.80mm L x 39.60mm W	36.90mm	2500Vrms	0.7 lb (317.51 g)
ST-5-36 PWR XFMR LAMINATED 12VA TH Signal Transformer	109	-	RFQ	Datasheet	ST	Box	Active	Laminated Core	115V	Parallel 18V, Series 36V	Parallel 700mA, Series 350mA	Single	Dual	No	12VA	Through Hole	PC Pin	47.80mm L x 39.60mm W	36.90mm	2500Vrms	0.7 lb (317.51 g)
DST-4-20 PWR XFMR LAMINATED 6VA TH Signal Transformer	602	-	RFQ	Datasheet	DST	Box	Active	Laminated Core	115V, 230V	Parallel 10V, Series 20V	Parallel 600mA, Series 300mA	Dual	Dual	No	6VA	Through Hole	PC Pin	41.30mm L x 33.30mm W	33.30mm	2500Vrms	0.44 lb (199.58 g)
LP-12-450 PWR XFMR SEMI-TORO 6VA TH Signal Transformer	1,118	-	RFQ	Datasheet	LP	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 900mA, Series 450mA	Dual	Dual	No	6VA	Through Hole	PC Pin	47.50mm L x 39.60mm W	21.60mm	1500Vrms	0.438 lb (198.67 g)

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FREQUENTLY ASKED QUESTIONS

Power Transformers FAQ

Common questions about selecting, comparing and sourcing Power Transformers components through Winsun (HK) Electronics.

What should I check when selecting Power Transformers components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

Can Winsun help source specific Power Transformers part numbers?

Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

Do you support shortage, obsolete or hard-to-find Power Transformers parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

How do I request a quote for Power Transformers components?

Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.