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
161C16 PWR XFMR LAMINATED 0.5VA TH Hammond Manufacturing	2,109	-	RFQ	Datasheet	161	Bulk	Active	Laminated Core	115V	Parallel 8V, Series 16V	Parallel 62.5mA, Series 31.3mA	Single	Single, Multiple Taps	No	0.5VA	Through Hole	PC Pin	25.40mm L x 23.88mm W	21.34mm	2000Vrms	0.7 lb (317.51 g)
3FS-512 PWR XFMR LAMINATED 12VA TH Tamura	3,672	-	RFQ	Datasheet	3FS-5xx	Tube	Active	Laminated Core	115V	Parallel 6.3V, Series 12.6V	Parallel 2A, Series 1A	Single	Dual	No	12VA	Through Hole	PC Pin	48.50mm L x 41.52mm W	38.00mm	2500Vrms	-
3FS-536 PWR XFMR LAMINATED 12VA TH Tamura	1,443	-	RFQ	Datasheet	3FS-5xx	Tube	Active	Laminated Core	115V	Parallel 18V, Series 36V	Parallel 700mA, Series 350mA	Single	Dual	No	12VA	Through Hole	PC Pin	48.50mm L x 41.52mm W	38.00mm	2500Vrms	-
VPL20-250 PWR XFMR LAMINATED 5.0VA CHAS MT Triad Magnetics	1,810	-	RFQ	Datasheet	Chassis Mount: World Series™	Box	Active	Laminated Core	115V, 230V	20V	250mA	Dual	Dual	No	5.0VA	Chassis Mount	Wire Leads	36.52mm L x 60.33mm W	36.52mm	3500Vrms	0.4 lb (181.44 g)
160D56 PWR XFMR LAMINATED 1VA TH Hammond Manufacturing	2,279	-	RFQ	Datasheet	160	Bulk	Active	Laminated Core	115V, 230V	Parallel 28V, Series 56V	Parallel 30mA, Series 15mA	Dual	Single, Multiple Taps	No	1VA	Through Hole	PC Pin	25.40mm L x 35.05mm W	21.08mm	2000Vrms	0.13 lb (58.97 g)
162D48 PWR XFMR LAMINATED 1.1VA TH Hammond Manufacturing	1,996	-	RFQ	Datasheet	162	Bulk	Active	Laminated Core	115V, 230V	Parallel 24V, Series 48V	Parallel 46mA, Series 23mA	Dual	Dual	No	1.1VA	Through Hole	PC Pin	34.93mm L x 28.58mm W	33.32mm	2500Vrms	0.17 lb (77.11 g)
162D10 PWR XFMR LAMINATED 1.1VA TH Hammond Manufacturing	4,069	-	RFQ	Datasheet	162	Bulk	Active	Laminated Core	115V, 230V	Parallel 5V, Series 10V	Parallel 220mA, Series 110mA	Dual	Single, Multiple Taps	No	1.1VA	Through Hole	PC Pin	34.93mm L x 28.58mm W	33.32mm	2500Vrms	0.17 lb (77.11 g)
187A56 PWR XFMR LAMINATED 2.5VA CHAS MT Hammond Manufacturing	4,508	-	RFQ	Datasheet	187	Box	Active	Laminated Core	115V	56V	40mA	Single	Single	Yes	2.5VA	Chassis Mount	Solder, Quick Connect	52.32mm L x 36.45mm W	29.97mm	2000Vrms	0.29 lb (131.54 g)
187A120 PWR XFMR LAMINATED 2.4VA CHAS MT Hammond Manufacturing	1,333	-	RFQ	Datasheet	187	Box	Active	Laminated Core	115V	120V	20mA	Single	Single	Yes	2.4VA	Chassis Mount	Solder, Quick Connect	52.32mm L x 36.45mm W	29.97mm	2000Vrms	0.29 lb (131.54 g)
187A48 PWR XFMR LAMINATED 2.4VA CHAS MT Hammond Manufacturing	3,199	-	RFQ	Datasheet	187	Box	Active	Laminated Core	115V	48V	50mA	Single	Single	Yes	2.4VA	Chassis Mount	Solder, Quick Connect	52.32mm L x 36.45mm W	29.97mm	2000Vrms	0.39 lb (176.9 g)
162D120 PWR XFMR LAMINATED 1.1VA TH Hammond Manufacturing	4,141	-	RFQ	Datasheet	162	Bulk	Active	Laminated Core	115V, 230V	Parallel 60V, Series 120V	Parallel 20mA, Series 10mA	Dual	Dual	No	1.1VA	Through Hole	PC Pin	34.93mm L x 28.58mm W	33.32mm	2500Vrms	0.17 lb (77.11 g)
DST-4-10 PWR XFMR LAMINATED 6VA TH Signal Transformer	2,665	-	RFQ	Datasheet	DST	Bulk	Active	Laminated Core	115V, 230V	Parallel 5V, Series 10V	Parallel 1.2A, Series 600mA	Dual	Dual	No	6VA	Through Hole	PC Pin	41.30mm L x 33.30mm W	33.30mm	2500Vrms	0.44 lb (199.58 g)
241-4-20 PWR XFMR LAMINATED 6VA CHAS MT Signal Transformer	1,640	-	RFQ	Datasheet	Two-4-One™	Box	Active	Laminated Core	115V	20V	300mA	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)
164E24 PWR XFMR LAMINATED 2.4VA TH Hammond Manufacturing	3,707	-	RFQ	Datasheet	164	Bulk	Active	Laminated Core	115V	Parallel 12V, Series 24V	Parallel 200mA, Series 100mA	Single	Dual	No	2.4VA	Through Hole	PC Pin	34.93mm L x 28.56mm W	30.18mm	2500Vrms	0.25 lb (113.4 g)
164G12 PWR XFMR LAMINATED 12VA TH Hammond Manufacturing	3,553	-	RFQ	Datasheet	164	Bulk	Active	Laminated Core	115V	Parallel 6.3V, Series 12.6V	Parallel 2A, Series 1A	Single	Dual	No	12VA	Through Hole	PC Pin	47.63mm L x 39.67mm W	38.10mm	2500Vrms	0.7 lb (317.51 g)
F48-400 PWR XFMR LAMINATED 20VA TH Triad Magnetics	2,778	-	RFQ	Datasheet	Split Pack™, Class 2/3, F	Box	Active	Laminated Core	115V	Parallel 24V, Series 48V	Parallel 800mA, Series 400mA	Single	Dual	No	20VA	Through Hole	PC Pin	57.15mm L x 47.63mm W	36.50mm	2500Vrms	0.8 lb (362.87 g)
161F120 PWR XFMR LAMINATED 4.4VA TH Hammond Manufacturing	1,113	-	RFQ	Datasheet	161	Bulk	Active	Laminated Core	115V	Parallel 60V, Series 120V	Parallel 70mA, Series 35mA	Single	Single, Multiple Taps	No	4.4VA	Through Hole	PC Pin	42.93mm L x 31.75mm W	36.83mm	2000Vrms	0.33 lb (149.69 g)
14A-10R-10 PWR XFMR LAMINATED 10VA TH Signal Transformer	2,730	-	RFQ	Datasheet	One-4-All™	Bulk	Active	Laminated Core	115V, 230V	Parallel 5V, Series 10V	Parallel 2A, Series 1A	Dual	Dual	No	10VA	Through Hole	PC Pin	47.60mm L x 39.70mm W	34.90mm	4000Vrms	0.53 lb (240.4 g)
160F12 PWR XFMR LAMINATED 1.2VA TH Hammond Manufacturing	4,818	-	RFQ	Datasheet	160	Bulk	Active	Laminated Core	115V, 230V	Parallel 6.3V, Series 12.6V	Parallel 200mA, Series 100mA	Dual	Single, Multiple Taps	No	1.2VA	Through Hole	PC Pin	35.05mm L x 30.23mm W	30.99mm	2000Vrms	0.19 lb (86.18 g)
161F34 PWR XFMR LAMINATED 4.4VA TH Hammond Manufacturing	3,905	-	RFQ	Datasheet	161	Bulk	Active	Laminated Core	115V	Parallel 17V, Series 34V	Parallel 250mA, Series 125mA	Single	Single, Multiple Taps	No	4.4VA	Through Hole	PC Pin	42.93mm L x 31.75mm W	36.83mm	2000Vrms	0.33 lb (149.69 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.

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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.

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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.