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
TCT40-01E07AB PWR XFMR LAMINATED 40VA CHAS MT Triad Magnetics	317	-	RFQ	Datasheet	Class 2, TCT	Box	Active	Laminated Core	120V	24V	1.67A	Single	Single	No	40VA	Chassis Mount	Solder, Quick Connect	92.46mm L x 56.67mm W	57.40mm	1500Vrms	1.5 lbs (680.4 g)
TCT40-01E07K PWR XFMR LAMINATED 40VA CHAS MT Triad Magnetics	2,020	-	RFQ	Datasheet	Class 2, TCT	Box	Active	Laminated Core	120V	24V	1.67A	Single	Single	No	40VA	Chassis Mount	Wire Leads	92.46mm L x 56.67mm W	57.40mm	1500Vrms	1.5 lbs (680.4 g)
TCT40-02E07K PWR XFMR LAMINATED 40VA CHAS MT Triad Magnetics	708	-	RFQ	Datasheet	Class 2, TCT	Box	Active	Laminated Core	240V	24V	1.67A	Single	Single	No	40VA	Chassis Mount	Wire Leads	92.46mm L x 56.67mm W	57.40mm	1500Vrms	1.5 lbs (680.4 g)
TCT40-05E07K PWR XFMR LAMINATED 40VA CHAS MT Triad Magnetics	654	-	RFQ	Datasheet	Class 2, TCT	Box	Active	Laminated Core	120V, 208V, 240V	24V	1.67A	Single, Multiple Taps	Single	No	40VA	Chassis Mount	Wire Leads	92.46mm L x 56.67mm W	57.40mm	1500Vrms	1.5 lbs (680.4 g)
A41-25-10 PWR XFMR LAMINATED 25VA CHAS MT Signal Transformer	340	-	RFQ	Datasheet	All-4-One™	Bulk	Active	Laminated Core	115V, 230V	Parallel 5V, Series 10V	Parallel 5A, Series 2.5A	Dual	Dual	No	25VA	Chassis Mount	Solder, Quick Connect	71.40mm L x 54.40mm W	58.70mm	4000Vrms	1.3 lbs (589.7 g)
70002K PWR XFMR TOROIDAL 1.6VA TH Talema Group LLC	120	-	RFQ	Datasheet	7XXXX	Box	Active	Toroidal	115V, 230V	Parallel 12V, Series 24V	Parallel 134mA, Series 67mA	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)
PC-24-1000 PWR XFMR LAMINATED 24VA TH Signal Transformer	182	-	RFQ	Datasheet	PC	Box	Active	Laminated Core	115V	Parallel 12V, Series 24V	Parallel 2A, Series 1A	Single	Dual	No	24VA	Through Hole	PC Pin	41.30mm L x 57.20mm W	34.93mm	1500Vrms	0.75 lb (340.19 g)
LP-24-2000 PWR XFMR SEMI-TORO 48VA TH Signal Transformer	380	-	RFQ	Datasheet	LP	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 12V, Series 24V	Parallel 4A, Series 2A	Dual	Dual	No	48VA	Through Hole	PC Pin	79.20mm L x 63.50mm W	34.90mm	1500Vrms	1.4 lbs (635 g)
LP-24-500 PWR XFMR SEMI-TORO 12VA TH Signal Transformer	1,040	-	RFQ	Datasheet	LP	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 12V, Series 24V	Parallel 1A, Series 500mA	Dual	Dual	No	12VA	Through Hole	PC Pin	63.50mm L x 50.80mm W	27.10mm	1500Vrms	0.688 lb (312.07 g)
LP-40-300 PWR XFMR SEMI-TORO 12VA TH Signal Transformer	500	-	RFQ	Datasheet	LP	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 20V, Series 40V	Parallel 600mA, Series 300mA	Dual	Dual	No	12VA	Through Hole	PC Pin	63.50mm L x 50.80mm W	27.10mm	1500Vrms	0.688 lb (312.07 g)
IF-2-10 PWR XFMR SEMI-TORO 2VA TH Signal Transformer	575	-	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 5V, Series 10V	Parallel 400mA, Series 200mA	Dual	Dual	No	2VA	Through Hole	PC Pin	53.00mm L x 44.00mm W	17.60mm	4000Vrms	0.29 lb (131.54 g)
14A-30-20 PWR XFMR LAMINATED 30VA TH Signal Transformer	364	-	RFQ	Datasheet	One-4-All™	Box	Active	Laminated Core	115V, 230V	Parallel 10V, Series 20V	Parallel 3A, Series 1.5A	Dual	Dual	No	30VA	Through Hole	PC Pin	66.70mm L x 55.50mm W	39.70mm	4000Vrms	1.2 lbs (544.3 g)
LP-34-340 PWR XFMR SEMI-TORO 12VA TH Signal Transformer	401	-	RFQ	Datasheet	LP	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 17V, Series 34V	Parallel 680mA, Series 340mA	Dual	Dual	No	12VA	Through Hole	PC Pin	63.50mm L x 50.80mm W	27.10mm	1500Vrms	0.688 lb (312.07 g)
A41-43-24 PWR XFMR LAMINATED 43VA CHAS MT Signal Transformer	567	-	RFQ	Datasheet	All-4-One™	Box	Active	Laminated Core	115V, 230V	Parallel 12V, Series 24V	Parallel 3.6A, Series 1.8A	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)
VPP36-1560 PWR XFMR LAMINATED 56VA TH Triad Magnetics	178	-	RFQ	Datasheet	PC Mount: World Series™	Box	Active	Laminated Core	115V, 230V	Parallel 18V, Series 36V	Parallel 3.12A, Series 1.56A	Dual	Dual	No	56VA	Through Hole	PC Pin	76.20mm L x 63.50mm W	46.02mm	4000Vrms	1.7 lbs (771.1 g)
14A-56-28 PWR XFMR LAMINATED 56VA TH Signal Transformer	204	-	RFQ	Datasheet	One-4-All™	Box	Active	Laminated Core	115V, 230V	Parallel 14V, Series 28V	Parallel 4A, Series 2A	Dual	Dual	No	56VA	Through Hole	PC Pin	76.20mm L x 63.50mm W	46.00mm	4000Vrms	1.7 lbs (771.1 g)
DP-241-7-20 PWR XFMR LAMINATED 56VA CHAS MT Signal Transformer	159	-	RFQ	Datasheet	Two-4-One™	Box	Active	Laminated Core	115V, 230V	20V	2.8A	Dual	Single	Yes	56VA	Chassis Mount	Solder, Quick Connect	93.70mm L x 49.20mm W	57.80mm	2500Vrms	1.7 lbs (771.1 g)
DP-241-7-24 PWR XFMR LAMINATED 56VA CHAS MT Signal Transformer	118	-	RFQ	Datasheet	Two-4-One™	Box	Active	Laminated Core	115V, 230V	24V	2.4A	Dual	Single	Yes	56VA	Chassis Mount	Solder, Quick Connect	93.70mm L x 49.20mm W	57.80mm	2500Vrms	1.7 lbs (771.1 g)
LP-12-1900 PWR XFMR SEMI-TORO 24VA TH Signal Transformer	277	-	RFQ	Datasheet	LP	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 3.8A, Series 1.9A	Dual	Dual	No	24VA	Through Hole	PC Pin	72.90mm L x 57.20mm W	31.80mm	1500Vrms	0.938 lb (425.47 g)
70053K PWR XFMR TOROIDAL 15VA TH Talema Group LLC	203	-	RFQ	Datasheet	7XXXX	Tray	Active	Toroidal	115V, 230V	Parallel 15V, Series 30V	Parallel 1A, Series 500mA	Dual	Dual	No	15VA	Through Hole	PC Pin	60.00mm L x 60.00mm W	26.30mm	4000Vrms	0.578 lb (262.18 g)

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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.

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.

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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.