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
241-3-120A10 PWR XFMR LAMINATED 2.4VA CHAS MT Pulse Electronics	3,269	-	RFQ	Datasheet	Chassis-Tran	Bulk	Active	Laminated Core	115V	120V	20mA	Single	Single	Yes	2.4VA	Chassis Mount	Solder, Quick Connect	52.32mm L x 30.23mm W	26.92mm	2500Vrms	0.25 lb (113.4 g)
241-3-10A1 PWR XFMR LAMINATED 2.4VA CHAS MT Pulse Electronics	2,924	-	RFQ	Datasheet	Chassis-Tran	Bulk	Active	Laminated Core	115V	10V	250mA	Single	Single	Yes	2.4VA	Chassis Mount	Solder, Quick Connect	52.32mm L x 30.23mm W	26.92mm	2500Vrms	0.25 lb (113.4 g)
241-3-24A5 PWR XFMR LAMINATED 2.4VA CHAS MT Pulse Electronics	3,814	-	RFQ	Datasheet	Chassis-Tran	Bulk	Obsolete	Laminated Core	115V	24V	100mA	Single	Single	Yes	2.4VA	Chassis Mount	Solder, Quick Connect	52.32mm L x 30.23mm W	26.92mm	2500Vrms	0.25 lb (113.4 g)
DPC-24-180B18 PWR XFMR LAMINATED 4.4VA TH Pulse Electronics	1,298	-	RFQ	Datasheet	PC Plug-In	Bulk	Active	Laminated Core	115V, 230V	Parallel 12V, Series 24V	Parallel 360mA, Series 180mA	Dual	Dual	No	4.4VA	Through Hole	PC Pin	41.28mm L x 31.75mm W	34.93mm	1500Vrms	0.313 lb (141.97 g)
ST3-56B33 PWR XFMR LAMINATED 2.4VA TH Pulse Electronics	2,048	-	RFQ	Datasheet	Split Bobbin Plug-In	Bulk	Active	Laminated Core	115V	Parallel 28V, Series 56V	Parallel 90mA, Series 45mA	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)
ST3-120B37 PWR XFMR LAMINATED 2.4VA TH Pulse Electronics	1,345	-	RFQ	Datasheet	Split Bobbin Plug-In	Bulk	Active	Laminated Core	115V	Parallel 60V, Series 120V	Parallel 40mA, Series 20mA	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)
DPC-34-125B22 PWR XFMR LAMINATED 4.4VA TH Pulse Electronics	3,585	-	RFQ	Datasheet	PC Plug-In	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 17V, Series 34V	Parallel 250mA, Series 125mA	Dual	Dual	No	4.4VA	Through Hole	PC Pin	41.28mm L x 31.75mm W	34.93mm	1500Vrms	0.313 lb (141.97 g)
ST3-12B5 PWR XFMR LAMINATED 2.4VA TH Pulse Electronics	4,888	-	RFQ	Datasheet	Split Bobbin Plug-In	Bulk	Obsolete	Laminated Core	115V	Parallel 6.3V, Series 12.6V	Parallel 400mA, Series 200mA	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)
ST3-36B25 PWR XFMR LAMINATED 2.4VA TH Pulse Electronics	4,685	-	RFQ	Datasheet	Split Bobbin Plug-In	Bulk	Active	Laminated Core	115V	Parallel 18V, Series 36V	Parallel 130mA, Series 65mA	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)
DPC-40-110B26 PWR XFMR LAMINATED 4.4VA TH Pulse Electronics	3,762	-	RFQ	Datasheet	PC Plug-In	Bulk	Active	Laminated Core	115V, 230V	Parallel 20V, Series 40V	Parallel 220mA, Series 110mA	Dual	Dual	No	4.4VA	Through Hole	PC Pin	41.28mm L x 31.75mm W	34.93mm	1500Vrms	0.313 lb (141.97 g)
ST3-20B13 PWR XFMR LAMINATED 2.4VA TH Pulse Electronics	3,754	-	RFQ	Datasheet	Split Bobbin Plug-In	Bulk	Obsolete	Laminated Core	115V	Parallel 10V, Series 20V	Parallel 240mA, Series 120mA	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)
A41-130-12A10 PWR XFMR LAMINATED 130VA CHAS MT Pulse Electronics	2,486	-	RFQ	Datasheet	International High Power	Bulk	Active	Laminated Core	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 20.6A, Series 10.3A	Dual	Dual	No	130VA	Chassis Mount	Solder, Quick Connect	71.42mm L x 85.85mm W	73.02mm	-	4.1 lbs (1.9 kg)
PC-24-35B57 PWR XFMR LAMINATED 1VA TH Pulse Electronics	4,170	-	RFQ	Datasheet	PC Plug-In	Bulk	Active	Laminated Core	115V	Parallel 12V, Series 24V	Parallel 70mA, Series 35mA	Single	Dual	No	1VA	Through Hole	PC Pin	25.40mm L x 34.93mm W	21.08mm	1500Vrms	0.157 lb (71.21 g)
DPC-230-100B48 PWR XFMR LAMINATED 24VA TH Pulse Electronics	4,390	-	RFQ	Datasheet	PC Plug-In	Bulk	Active	Laminated Core	115V, 230V	Parallel 115V, Series 230V	Parallel 200mA, Series 100mA	Dual	Dual	No	24VA	Through Hole	PC Pin	41.28mm L x 57.15mm W	34.93mm	1500Vrms	0.75 lb (340.19 g)
A41-130-24A28 PWR XFMR LAMINATED 130VA CHAS MT Pulse Electronics	4,443	-	RFQ	Datasheet	International High Power	Bulk	Active	Laminated Core	115V, 230V	Parallel 12V, Series 24V	Parallel 10.8A, Series 5.4A	Dual	Dual	No	130VA	Chassis Mount	Solder, Quick Connect	71.42mm L x 85.85mm W	73.02mm	-	4.1 lbs (1.9 kg)
PC-230-4B65 PWR XFMR LAMINATED 1VA TH Pulse Electronics	4,043	-	RFQ	Datasheet	PC Plug-In	Bulk	Active	Laminated Core	115V	Parallel 115V, Series 230V	Parallel 8mA, Series 4mA	Single	Dual	No	1VA	Through Hole	PC Pin	25.40mm L x 34.93mm W	21.08mm	1500Vrms	0.157 lb (71.21 g)
A41-130-36A40 PWR XFMR LAMINATED 130VA CHAS MT Pulse Electronics	1,889	-	RFQ	Datasheet	International High Power	Bulk	Active	Laminated Core	115V, 230V	Parallel 18V, Series 36V	Parallel 7.2A, Series 3.6A	Dual	Dual	No	130VA	Chassis Mount	Solder, Quick Connect	71.42mm L x 85.85mm W	73.02mm	-	4.1 lbs (1.9 kg)
DPC-230-5B45 PWR XFMR LAMINATED 1.2VA TH Pulse Electronics	4,316	-	RFQ	Datasheet	PC Plug-In	Bulk	Active	Laminated Core	115V, 230V	Parallel 115V, Series 230V	Parallel 10mA, Series 5mA	Dual	Dual	No	1.2VA	Through Hole	PC Pin	34.93mm L x 28.58mm W	30.18mm	1500Vrms	0.188 lb (85.28 g)
DPC-12-2000B8 PWR XFMR LAMINATED 24VA TH Pulse Electronics	2,914	-	RFQ	Datasheet	PC Plug-In	Bulk	Active	Laminated Core	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 4A, Series 2A	Dual	Dual	No	24VA	Through Hole	PC Pin	41.28mm L x 57.15mm W	34.93mm	1500Vrms	0.75 lb (340.19 g)
DST5-120B39 PWR XFMR LAMINATED 12VA TH Pulse Electronics	4,623	-	RFQ	Datasheet	Split Bobbin Plug-In	Bulk	Obsolete	Laminated Core	115V, 230V	Parallel 60V, Series 120V	Parallel 200mA, Series 100mA	Dual	Dual	No	12VA	Through Hole	PC Pin	47.24mm L x 39.62mm W	36.58mm	2500Vrms	0.7 lb (317.51 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.

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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.