Power Transformers

Explore Power Transformers parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.

For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.

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
IF-18-10 PWR XFMR SEMI-TORO 18VA TH Signal Transformer	2,913	21.35	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 5V, Series 10V	Parallel 3.6A, Series 1.8A	Dual	Dual	No	18VA	Through Hole	PC Pin	67.60mm L x 57.00mm W	27.60mm	4000Vrms	0.882 lb (400.07 g)
IF-18-12 PWR XFMR SEMI-TORO 18VA TH Signal Transformer	2,554	21.35	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 6V, Series 12V	Parallel 3A, Series 1.5A	Dual	Dual	No	18VA	Through Hole	PC Pin	67.60mm L x 57.00mm W	27.60mm	4000Vrms	0.882 lb (400.07 g)
IF-18-16 PWR XFMR SEMI-TORO 18VA TH Signal Transformer	3,035	21.35	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 8V, Series 16V	Parallel 2.3A, Series 1.15A	Dual	Dual	No	18VA	Through Hole	PC Pin	67.60mm L x 57.00mm W	27.60mm	4000Vrms	0.882 lb (400.07 g)
IF-18-20 PWR XFMR SEMI-TORO 18VA TH Signal Transformer	2,511	21.35	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 10V, Series 20V	Parallel 1.8A, Series 900mA	Dual	Dual	No	18VA	Through Hole	PC Pin	67.60mm L x 57.00mm W	27.60mm	4000Vrms	0.882 lb (400.07 g)
IF-18-24 PWR XFMR SEMI-TORO 18VA TH Signal Transformer	2,450	21.35	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 12V, Series 24V	Parallel 1.5A, Series 750mA	Dual	Dual	No	18VA	Through Hole	PC Pin	67.60mm L x 57.00mm W	27.60mm	4000Vrms	0.882 lb (400.07 g)
IF-18-30 PWR XFMR SEMI-TORO 18VA TH Signal Transformer	3,718	21.35	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 15V, Series 30V	Parallel 1.2A, Series 600mA	Dual	Dual	No	18VA	Through Hole	PC Pin	67.60mm L x 57.00mm W	27.60mm	4000Vrms	0.882 lb (400.07 g)
IF-18-56 PWR XFMR SEMI-TORO 18VA TH Signal Transformer	2,239	21.35	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 28V, Series 56V	Parallel 640mA, Series 320mA	Dual	Dual	No	18VA	Through Hole	PC Pin	67.60mm L x 57.00mm W	27.60mm	4000Vrms	0.882 lb (400.07 g)
IF-14-20 PWR XFMR SEMI-TORO 14VA TH Signal Transformer	3,042	18.99	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 10V, Series 20V	Parallel 1.4A, Series 700mA	Dual	Dual	No	14VA	Through Hole	PC Pin	67.60mm L x 57.00mm W	24.30mm	4000Vrms	0.75 lb (340.19 g)
IF-14-16 PWR XFMR SEMI-TORO 14VA TH Signal Transformer	3,493	18.99	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 8V, Series 16V	Parallel 1.75A, Series 875mA	Dual	Dual	No	14VA	Through Hole	PC Pin	67.60mm L x 57.00mm W	24.30mm	4000Vrms	0.75 lb (340.19 g)
IF-14-34 PWR XFMR SEMI-TORO 14VA TH Signal Transformer	3,342	18.99	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 17V, Series 34V	Parallel 830mA, Series 415mA	Dual	Dual	No	14VA	Through Hole	PC Pin	67.60mm L x 57.00mm W	24.30mm	4000Vrms	0.75 lb (340.19 g)
183J20 PWR XFMR LAMINATED 30VA TH Hammond Manufacturing	1,231	20.67	RFQ	Datasheet	183	Bulk	Active	Laminated Core	115V, 230V	Parallel 10V, Series 20V	Parallel 3A, Series 1.5A	Dual	Dual	No	30VA	Through Hole	PC Pin	66.68mm L x 55.55mm W	39.70mm	4000Vrms	1.2 lbs (544.3 g)
IF-14-10 PWR XFMR SEMI-TORO 14VA TH Signal Transformer	3,130	18.99	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 5V, Series 10V	Parallel 2.8A, Series 1.4A	Dual	Dual	No	14VA	Through Hole	PC Pin	67.60mm L x 57.00mm W	24.30mm	4000Vrms	0.75 lb (340.19 g)
230-50-LPI PWR XFMR SEMI-TORO 12VA TH Signal Transformer	2,957	15.56	RFQ	Datasheet	LPI	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 115V, Series 230V	Parallel 100mA, Series 50mA	Dual	Dual	No	12VA	Through Hole	PC Pin	66.80mm L x 55.60mm W	26.60mm	4000Vrms	0.75 lb (340.19 g)
62043 PWR XFMR TOROIDAL 10VA CHAS MT Talema Group LLC	4,396	20.33	RFQ	Datasheet	Standard Mini	Tray	Active	Toroidal	115V, 230V	Parallel 15V, Series 30V	Parallel 666mA, Series 333mA	Dual	Dual	No	10VA	Chassis Mount	Wire Leads	-	-	4000Vrms	0.477 lb (216.36 g)
F-355X PWR XFMR LAMINATED 45.6VA CHAS Triad Magnetics	4,109	24.89	RFQ	Datasheet	Single Secondary	Box	Active	Laminated Core	115V, 230V	26.8V	1.7A	Dual	Single	Yes	45.6VA	Chassis Mount	Wire Leads	101.60mm L x 57.15mm W	65.86mm	1500Vrms	2.3 lbs (1 kg)
20-900-LPI PWR XFMR SEMI-TORO 18VA TH Signal Transformer	2,358	19.24	RFQ	Datasheet	LPI	Box	Active	Semi-Toroidal	115V, 230V	Parallel 10V, Series 20V	Parallel 1.8A, Series 900mA	Dual	Dual	No	18VA	Through Hole	PC Pin	66.80mm L x 55.60mm W	30.00mm	4000Vrms	0.95 lb (430.91 g)
30-600-LPI PWR XFMR SEMI-TORO 18VA TH Signal Transformer	2,464	19.47	RFQ	Datasheet	LPI	Box	Active	Semi-Toroidal	115V, 230V	Parallel 15V, Series 30V	Parallel 1.2A, Series 600mA	Dual	Dual	No	18VA	Through Hole	PC Pin	66.80mm L x 55.60mm W	30.00mm	4000Vrms	0.95 lb (430.91 g)
24-750-LPI PWR XFMR SEMI-TORO 18VA TH Signal Transformer	4,246	19.47	RFQ	Datasheet	LPI	Box	Active	Semi-Toroidal	115V, 230V	Parallel 12V, Series 24V	Parallel 1.5A, Series 750mA	Dual	Dual	No	18VA	Through Hole	PC Pin	66.80mm L x 55.60mm W	30.00mm	4000Vrms	0.95 lb (430.91 g)
6K212HF Tools/Equipment/Hardware Hammond Manufacturing	4,839	0.00	RFQ	Datasheet	-	Bulk	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-
IF-24-10 PWR XFMR SEMI-TORO 24VA TH Signal Transformer	2,456	22.71	RFQ	Datasheet	IF	Bulk	Active	Semi-Toroidal	115V, 230V	Parallel 5V, Series 10V	Parallel 4.8A, Series 2.4A	Dual	Dual	No	24VA	Through Hole	PC Pin	68.00mm L x 57.50mm W	31.30mm	4000Vrms	1.03 lbs (467.2 g)

FAQ

Frequently Asked Questions

What are Power Transformers components used for?

Power Transformers components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right Power Transformers part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

Can JIEXIN Electronics help source obsolete or hard-to-find Power Transformers parts?

Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.

How can I request pricing and availability?

Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.