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
229D34 PWR XFMR SEMI-TORO 48VA TH Hammond Manufacturing	1,037	-	RFQ	Datasheet	229	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 17V, Series 34V	Parallel 2.8A, Series 1.4A	Dual	Dual	No	48VA	Through Hole	PC Pin	63.50mm L x 79.25mm W	35.05mm	1750Vrms	1.3 lbs (589.7 g)
IF-4-20 PWR XFMR SEMI-TORO 4VA TH Signal Transformer	4,883	-	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 10V, Series 20V	Parallel 400mA, Series 200mA	Dual	Dual	No	4VA	Through Hole	PC Pin	53.00mm L x 44.00mm W	19.60mm	4000Vrms	0.34 lb (154.22 g)
DMPC-Y-12 PWR XFMR LAMINATED 24VA TH Signal Transformer	3,397	-	RFQ	Datasheet	DMPC	Bulk	Active	Laminated Core	115V, 230V	Parallel 5V, Series 12V	Parallel 835mA, Series 150mA	Dual	Dual	Yes	24VA	Through Hole	PC Pin	41.30mm L x 57.20mm W	34.90mm	1500Vrms	0.75 lb (340.19 g)
A41-43-12 PWR XFMR LAMINATED 43VA CHAS MT Signal Transformer	4,709	-	RFQ	Datasheet	All-4-One™	Box	Active	Laminated Core	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 6.8A, Series 3.4A	Dual	Dual	No	43VA	Chassis Mount	Solder, Quick Connect	79.40mm L x 54.40mm W	68.20mm	4000Vrms	1.6 lbs (725.7 g)
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)
L01-6342 PWR XFMR TOROIDAL 10VA TH Amgis, LLC	2,271	-	RFQ	Datasheet	L01	Tray	Active	Toroidal	115V, 230V	Parallel 12V, Series 24V	Parallel 834mA, Series 417mA	Dual	Dual	No	10VA	Through Hole	PC Pin	55.00mm L x 55.00mm W	26.00mm	4000Vrms	0.556 lb (252.2 g)
164J20 PWR XFMR LAMINATED 36VA TH Hammond Manufacturing	3,429	-	RFQ	Datasheet	164	Bulk	Active	Laminated Core	115V	Parallel 10V, Series 20V	Parallel 3.6A, Series 1.8A	Single	Dual	No	36VA	Through Hole	PC Pin	66.68mm L x 55.55mm W	39.70mm	2500Vrms	1.1 lbs (499 g)
F-41X PWR XFMR LAMINATED 50.4VA CHAS Triad Magnetics	2,380	-	RFQ	Datasheet	Single Secondary	Box	Active	Laminated Core	115V	25.2V	2A	Single	Single	Yes	50.4VA	Chassis Mount	Wire Leads	101.60mm L x 57.15mm W	65.86mm	1500Vrms	2.2 lbs (997.9 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)
PL56-16-130B PWR XFMR LAMINATED 56VA TH Tamura	2,283	-	RFQ	Datasheet	PL56-xx-130B	Bulk	Active	Laminated Core	115V, 230V	Parallel 8V, Series 16V	Parallel 7A, Series 3.5A	Dual	Dual	No	56VA	Through Hole	PC Pin	76.20mm L x 64.00mm W	48.50mm	3500Vrms	-
PL56-24-130B PWR XFMR LAMINATED 56VA TH Tamura	3,638	-	RFQ	Datasheet	PL56-xx-130B	Bulk	Active	Laminated Core	115V, 230V	Parallel 12V, Series 24V	Parallel 4.66A, Series 2.33A	Dual	Dual	No	56VA	Through Hole	PC Pin	76.20mm L x 64.00mm W	48.50mm	3500Vrms	-
166E20 PWR XFMR LAMINATED 3VA CHAS MT Hammond Manufacturing	3,130	-	RFQ	Datasheet	166	Bulk	Active	Laminated Core	115V	20V	150mA	Single	Single	Yes	3VA	Chassis Mount	Wire Leads	52.32mm L x 35.05mm W	30.23mm	2000Vrms	0.3 lb (136.08 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)
185D28 PWR XFMR LAMINATED 43VA CHAS MT Hammond Manufacturing	3,558	-	RFQ	Datasheet	185	Bulk	Active	Laminated Core	115V, 230V	Parallel 14V, Series 28V	Parallel 3A, Series 1.5A	Dual	Dual	No	43VA	Chassis Mount	Solder, Quick Connect	79.25mm L x 56.39mm W	68.07mm	4000Vrms	1.8 lbs (816.5 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)
62075 PWR XFMR TOROIDAL 35VA CHAS MT Talema Group LLC	1,755	-	RFQ	Datasheet	Standard Mini	Tray	Active	Toroidal	115V, 230V	Parallel 22V, Series 44V	Parallel 1.59A, Series 795mA	Dual	Dual	No	35VA	Chassis Mount	Wire Leads	-	-	4000Vrms	1 lb (453.59 g)
VPS10-17500 PWR XFMR LAMINATED 175VA CHAS MT Triad Magnetics	3,544	-	RFQ	Datasheet	Chassis Mount: World Series™	Bulk	Active	Laminated Core	115V, 230V	Parallel 5V, Series 10V	Parallel 35A, Series 17.5A	Dual	Dual	No	175VA	Chassis Mount	Solder, Quick Connect	79.38mm L x 71.37mm W	95.25mm	4000Vrms	5.5 lbs (2.5 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)

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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.

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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.

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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.