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
VPT100-5000 PWR XFMR TOROIDAL 500VA CHAS MT Triad Magnetics	2,702	-	RFQ	Datasheet	Chassis Mount: World Series™	Box	Active	Toroidal	115V, 230V	Parallel 50V, Series 100V	Parallel 10A, Series 5A	Dual	Dual	No	500VA	Chassis Mount	Wire Leads	140.00mm Dia x 60.00mm W	66.0mm	4000Vrms	9.3 lbs (4.2 kg)
165V18 PWR XFMR LAMINATED 360VA CHAS MT Hammond Manufacturing	4,440	-	RFQ	Datasheet	165	Bulk	Active	Laminated Core	115V	18V	20A	Single	Single	Yes	360VA	Chassis Mount	Wire Leads	114.30mm L x 101.60mm W	95.25mm	2000Vrms	11 lbs (5 kg)
VPM240-1040 PWR XFMR TOROIDAL 250VA CHAS MT Triad Magnetics	2,020	-	RFQ	Datasheet	Toroidal Medical, VPM	Box	Active	Toroidal	100V, 120V, 220V, 240V	Parallel 120V, Series 240V	Parallel 2.08A, Series 1.04A	Dual, Multiple Taps	Dual	No	250VA	Chassis Mount	Wire Leads	123.00mm Dia	60.00mm	4000Vrms	5.6 lbs (2.5 kg)
E200E PWR XFMR LAMINATED 200VA CHAS MT SolaHD	1,075	-	RFQ	Datasheet	SBE	Box	Active	Laminated Core	120V, 240V	24V	-	Dual, Multiple Taps	Single	No	200VA	Chassis Mount	Solder, Quick Connect	-	-	-	-
273X PWR XFMR LAMINATED 120VA CHAS MT Hammond Manufacturing	2,952	-	RFQ	Datasheet	273	Bulk	Active	Laminated Core	115V	700V, 6.3V, 5V	126mA, 4A, 2A	Single	Triple	Yes	120VA	Chassis Mount	Wire Leads	63.50mm L x 95.25mm W	77.72mm	2000Vrms	4.6 lbs (2.1 kg)
167V22 PWR XFMR LAMINATED 440VA CHAS MT Hammond Manufacturing	4,949	-	RFQ	Datasheet	167	Bulk	Active	Laminated Core	115V	22V	20A	Single	Single	Yes	440VA	Chassis Mount	Wire Leads	95.25mm L x 127.00mm W	115.82mm	2000Vrms	14 lbs (6.4 kg)
290BEX PWR XFMR LAMINATED CHAS MT Hammond Manufacturing	4,444	-	RFQ	Datasheet	290	Box	Active	Laminated Core	240V	660V, 6V, 5V	138mA, 3A, 3A	Single	Triple	Yes	-	Chassis Mount	Wire Leads	71.45mm L x 103.20mm W	87.33mm	-	5.4 lbs (2.4 kg)
291AEX PWR XFMR LAMINATED CHAS MT Hammond Manufacturing	4,763	-	RFQ	Datasheet	291	Box	Active	Laminated Core	100V, 110V, 120V, 210V, 220V, 230V, 240V	650V, 6.3V, 5V	100mA, 2.25A, 3A	Dual, Multiple Taps	Triple	Yes	-	Chassis Mount	Wire Leads	63.50mm L x 71.55mm W	77.80mm	-	3 lbs (1.4 kg)
290CX PWR XFMR LAMINATED CHAS MT Hammond Manufacturing	4,361	-	RFQ	Datasheet	290	Box	Active	Laminated Core	120V	650V, 6.3V, 5V	207mA, 4A, 3A	Single	Triple	Yes	-	Chassis Mount	Wire Leads	79.38mm L x 103.20mm W	96.85mm	-	6.8 lbs (3.1 kg)
266N48 PWR XFMR LAMINATED 192VA CHAS MT Hammond Manufacturing	2,830	-	RFQ	Datasheet	266	Bulk	Active	Laminated Core	117V, 234V	Parallel 24V, Series 48V	Parallel 8A, Series 4A	Dual	Dual	No	192VA	Chassis Mount	Wire Leads	87.38mm L x 91.95mm W	107.19mm	2000Vrms	8 lbs (3.6 kg)
SLT-300 PWR XFMR LAMINATED 300VA CHAS MT Signal Transformer	3,606	-	RFQ	Datasheet	SLT	Bulk	Active	Laminated Core	277V	120V	2.5A	Single	Single	Yes	300VA	Chassis Mount	Terminal Block	106.68mm L x 103.51mm W	95.30mm	4000Vrms	7 lbs (3.2 kg)
1182N117 PWR XFMR TOROIDAL 500VA CHAS MT Hammond Manufacturing	4,880	-	RFQ	Datasheet	1182	Box	Active	Toroidal	117V, 234V	Parallel 117V, Series 234V	Parallel 4.28A, Series 2.14A	Dual	Dual	No	500VA	Chassis Mount	Wire Leads	139.70mm Dia	57.15mm	4000Vrms	9 lbs (4.1 kg)
273BX PWR XFMR LAMINATED 182VA CHAS MT Hammond Manufacturing	4,395	-	RFQ	Datasheet	273	Bulk	Active	Laminated Core	115V	700V, 6.3V, 5V	201mA, 5A, 3A	Single	Triple	Yes	182VA	Chassis Mount	Wire Leads	79.50mm L x 101.60mm W	96.77mm	2000Vrms	6.6 lbs (3 kg)
MT0100A PWR XFMR 100VA CHAS MT Siemens	4,976	-	RFQ	Datasheet	-	Bulk	Active	-	220V, 230V, 240V, 440V, 460V, 480V	110V, 115V, 120V	-	-	-	No	100VA	Chassis Mount	Terminal Block	104.14mm L x 85.85mm W	96.52mm	-	-
1182S30 PWR XFMR TOROIDAL 625VA CHAS MT Hammond Manufacturing	1,636	-	RFQ	Datasheet	1182	Box	Active	Toroidal	117V, 234V	Parallel 30V, Series 60V	Parallel 20.84A, Series 10.42A	Dual	Dual	No	625VA	Chassis Mount	Wire Leads	152.40mm Dia	60.45mm	4000Vrms	11 lbs (5 kg)
MT0150A PWR XFMR 150VA CHAS MT Siemens	3,474	-	RFQ	Datasheet	-	Box	Active	-	220V, 230V, 240V, 440V, 460V, 480V	120V, 115V, 110V	-	-	-	No	150VA	Chassis Mount	Terminal Block	115.32mm L x 95.25mm W	100.08mm	-	-
270HX PWR XFMR LAMINATED 176VA CHAS MT Hammond Manufacturing	3,290	-	RFQ	Datasheet	270	Bulk	Active	Laminated Core	115V	550V, 6.3V, 5V	230mA, 6A, 3A	Single	Triple	Yes	176VA	Chassis Mount	Wire Leads	79.50mm L x 101.60mm W	96.77mm	2000Vrms	6.4 lbs (2.9 kg)
290EX PWR XFMR LAMINATED CHAS MT Hammond Manufacturing	1,027	-	RFQ	Datasheet	290	Box	Active	Laminated Core	120V	660V, 6.5V	276mA, 3.15A	Single	Dual	Yes	-	Chassis Mount	Wire Leads	87.33mm L x 103.20mm W	106.38mm	-	7.7 lbs (3.5 kg)
MPI-200-24 PWR XFMR LAMINATED 200VA CHAS MT Signal Transformer	1,855	-	RFQ	Datasheet	MPI	Bulk	Active	Laminated Core	100V, 115V, 200V, 215V, 230V	Parallel 12V, Series 24V	Parallel 16.7A, Series 8.3A	Dual, Multiple Taps	Dual	No	200VA	Chassis Mount	Terminal Block	95.30mm L x 113.30mm W	93.10mm	4000Vrms	6.3 lbs (2.9 kg)
290FX PWR XFMR LAMINATED CHAS MT Hammond Manufacturing	2,265	-	RFQ	Datasheet	290	Box	Active	Laminated Core	120V	640V, 6.5V	518mA, 5.5A	Single	Dual	Yes	-	Chassis Mount	Wire Leads	95.25mm L x 119.13mm W	115.90mm	-	12 lbs (5.4 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.