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Class 2 Transformers Transformers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Power Rating	Primary Voltage Rating	Secondary Voltage Rating	Mounting Style
Power Transformers - Board Mount POWER XFMR 20 Vct at 55 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT FS20-055-C2 Triad Magnetics 1: $5.29 51In Stock	Mfr. Part No. FS20-055-C2 Mouser Part No 553-FS20-055-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 20 Vct at 55 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT	Datasheet	51In Stock	$5.29 $4.63 $4.47 $4.16 View $4.04 $3.89 $3.87	Min.: 1 Mult.: 1	1.1 VA	115 VAC, 230 VAC	20 V CT/10 V	Through Hole
Power Transformers - Board Mount POWER XFMR 20 Vct at 1000 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT FS20-1000-C2 Triad Magnetics 1: $17.78 8In Stock	Mfr. Part No. FS20-1000-C2 Mouser Part No 553-FS20-1000-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 20 Vct at 1000 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT	Datasheet	8In Stock	$17.78 $14.35 $14.24 $13.89 View $13.51 $13.10	Min.: 1 Mult.: 1	20 VA	115 VAC, 230 VAC	20 V CT/10 V	Through Hole
Power Transformers - Board Mount POWER XFMR 20 Vct at 1800 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT FS20-1800-C2 Triad Magnetics 1: $21.83 3In Stock	Mfr. Part No. FS20-1800-C2 Mouser Part No 553-FS20-1800-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 20 Vct at 1800 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT	Datasheet	3In Stock	$21.83 $20.04 $19.66 $19.26 View $18.63 $18.05	Min.: 1 Mult.: 1	36 VA	115 VAC, 230 VAC	20 V CT/10 V	Through Hole
Power Transformers - Board Mount POWER XFMR 20 Vct at 300 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT FS20-300-C2 Triad Magnetics 1: $8.15 1In Stock	Mfr. Part No. FS20-300-C2 Mouser Part No 553-FS20-300-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 20 Vct at 300 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT	Datasheet	1In Stock	$8.15 $7.61 $7.42 $7.11 View $6.53 $6.47 Quote	Min.: 1 Mult.: 1	6 VA	115 VAC, 230 VAC	20 V CT/10 V	Through Hole
Power Transformers - Board Mount POWER XFMR 20 Vct at 600 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT FS20-600-C2 Triad Magnetics 1: $9.90 2In Stock	Mfr. Part No. FS20-600-C2 Mouser Part No 553-FS20-600-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 20 Vct at 600 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT	Datasheet	2In Stock	$9.90 $8.98 $8.93 $8.20 View $7.92 $7.71 $7.54 Quote	Min.: 1 Mult.: 1	12 VA	115 VAC, 230 VAC	20 V CT/10 V	Through Hole
Power Transformers - Board Mount POWER XFMR 24 Vct at 45 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT FS24-045-C2 Triad Magnetics 1: $5.61 10On Order	Mfr. Part No. FS24-045-C2 Mouser Part No 553-FS24-045-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 24 Vct at 45 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT	Datasheet	10On Order	$5.61 $5.01 $4.77 $4.66 View $4.52 $4.27 $4.18 $4.09 $4.08	Min.: 1 Mult.: 1	1.1 VA	115 VAC, 230 VAC	12 V	Through Hole
Power Transformers - Board Mount POWER XFMR 24 Vct at 100 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT FS24-100-C2 Triad Magnetics 1: $6.57 34In Stock 80Expected 21/12/2026	Mfr. Part No. FS24-100-C2 Mouser Part No 553-FS24-100-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 24 Vct at 100 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT	Datasheet	34In Stock 80Expected 21/12/2026	$6.57 $5.94 $5.75 $5.55 View $5.36 $5.03 $4.87 $4.72 $4.71	Min.: 1 Mult.: 1	2.5 VA	115 VAC, 230 VAC	24 V CT/12 V	Through Hole
Power Transformers - Board Mount POWER XFMR 24 Vct at 1500 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT FS24-1500-C2 Triad Magnetics 1: $21.83 47In Stock 128Expected 18/01/2027	Mfr. Part No. FS24-1500-C2 Mouser Part No 553-FS24-1500-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 24 Vct at 1500 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT	Datasheet	47In Stock 128Expected 18/01/2027	$21.83 $21.17 $20.69 $18.65 $18.06	Min.: 1 Mult.: 1	36 VA	115 VAC, 230 VAC	24 V CT/12 V	Through Hole
Power Transformers - Board Mount POWER XFMR 24 Vct at 500 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT FS24-500-C2 Triad Magnetics 1: $10.72 17In Stock	Mfr. Part No. FS24-500-C2 Mouser Part No 553-FS24-500-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 24 Vct at 500 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT	Datasheet	17In Stock	$10.72 $9.79 $8.93 $8.70 View $8.58 $8.29 $8.14 Quote	Min.: 1 Mult.: 1	12 VA	115 VAC, 230 VAC	24 V CT/12 V	Through Hole
Power Transformers - Board Mount POWER XFMR 24 Vct at 800 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT FS24-800-C2 Triad Magnetics 1: $16.28 60In Stock 349On Order	Mfr. Part No. FS24-800-C2 Mouser Part No 553-FS24-800-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 24 Vct at 800 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT	Datasheet	60In Stock 349On Order On Order Ship Dates Mfr. No: FS24-800-C2 Stock: 60 Can Dispatch Immediately On Order: 157 Pending 192 Expected 12/11/2026 Factory Lead Time: 18 Weeks	$16.28 $16.27 $15.78 $15.38 View $13.64 $13.20 $12.92 Quote	Min.: 1 Mult.: 1	20 VA	115 VAC, 230 VAC	24 V CT/12 V	Through Hole
Power Transformers - Board Mount POWER XFMR 28 Vct at 420 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT FS28-420-C2 Triad Magnetics 1: $11.21 8In Stock 40On Order	Mfr. Part No. FS28-420-C2 Mouser Part No 553-FS28-420-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 28 Vct at 420 mA UL/cUL - Class 2/3, TUV, 115/230V PCB MOUNT	Datasheet	8In Stock 40On Order	$11.21 $9.97 $9.66 $9.39 View $9.10 $8.72 $8.45 $8.18	Min.: 1 Mult.: 1	12 VA	115 VAC, 230 VAC	28 V CT/14 V	Through Hole
Power Transformers - Board Mount POWER XFMR 36 Vct at 1000 mA UL/cUL - Class 3, TUV, 115/230V PCB MOUNT FS36-1000-C2 Triad Magnetics 1: $21.83 18In Stock	Mfr. Part No. FS36-1000-C2 Mouser Part No 553-FS36-1000-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 36 Vct at 1000 mA UL/cUL - Class 3, TUV, 115/230V PCB MOUNT	Datasheet	18In Stock	$21.83 $21.62 $20.18 $19.69 View $19.30 $18.63 $18.05	Min.: 1 Mult.: 1	36 VA	115 VAC, 230 VAC	36 V CT/18 V	Through Hole
Power Transformers - Board Mount POWER XFMR 48 Vct at 50 mA UL/cUL - Class 3, TUV, 115/230V PCB MOUNT FS48-050-C2 Triad Magnetics 1: $5.56 16In Stock	Mfr. Part No. FS48-050-C2 Mouser Part No 553-FS48-050-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 48 Vct at 50 mA UL/cUL - Class 3, TUV, 115/230V PCB MOUNT	Datasheet	16In Stock	$5.56 $4.88 $4.79 $4.39 View $4.24 $4.21 $4.09 $3.97 $3.93	Min.: 1 Mult.: 1	2.5 VA	115 VAC, 230 VAC	48 V CT/24 V	Through Hole
Power Transformers - Board Mount POWER XFMR 48 Vct at 125 mA UL/cUL - Class 3, TUV, 115/230V PCB MOUNT FS48-125-C2 Triad Magnetics 1: $8.59 42In Stock	Mfr. Part No. FS48-125-C2 Mouser Part No 553-FS48-125-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 48 Vct at 125 mA UL/cUL - Class 3, TUV, 115/230V PCB MOUNT	Datasheet	42In Stock	$8.59 $7.75 $7.37 $7.20 View $6.97 $6.69 $6.48 $6.27	Min.: 1 Mult.: 1	6 VA	115 VAC, 230 VAC	48 V CT/24 V	Through Hole
Power Transformers - Board Mount POWER XFMR 48 Vct at 400 mA UL/cUL - Class 3, TUV, 115/230V PCB MOUNT FS48-400-C2 Triad Magnetics 1: $16.92 47In Stock	Mfr. Part No. FS48-400-C2 Mouser Part No 553-FS48-400-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 48 Vct at 400 mA UL/cUL - Class 3, TUV, 115/230V PCB MOUNT	Datasheet	47In Stock	$16.92 $15.69 $15.68 $14.03 View $13.68 $13.31 $13.03 Quote	Min.: 1 Mult.: 1	20 VA	115 VAC, 230 VAC	48 V CT/24 V	Through Hole
Power Transformers - Board Mount POWER XFMR 48 Vct at 750 mA UL/cUL - Class 3, TUV, 115/230V PCB MOUNT FS48-750-C2 Triad Magnetics 1: $23.12 23In Stock	Mfr. Part No. FS48-750-C2 Mouser Part No 553-FS48-750-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 48 Vct at 750 mA UL/cUL - Class 3, TUV, 115/230V PCB MOUNT	Datasheet	23In Stock	$23.12 $21.09 $20.29 $19.56 View $18.94 $18.63 $18.05	Min.: 1 Mult.: 1	36 VA	115 VAC, 230 VAC	48 V CT/24 V	Through Hole
Power Transformers - Board Mount POWER XFMR 56 Vct at 110 mA UL/cUL - Class 3, TUV, 115/230V PCB MOUNT FS56-110-C2 Triad Magnetics 1: $10.56 9In Stock	Mfr. Part No. FS56-110-C2 Mouser Part No 553-FS56-110-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 56 Vct at 110 mA UL/cUL - Class 3, TUV, 115/230V PCB MOUNT	Datasheet	9In Stock	$10.56 $9.84 $8.46 $8.31 View $7.72 $6.53	Min.: 1 Mult.: 1	6 VA	115 VAC, 230 VAC	56 V CT/28 V	Through Hole
Power Transformers - Industrial CONTROL TRANSFORMER 120V INPUT, 12V OUTPUT W/ QUICK CONNECTS TCT3-03E07AE Triad Magnetics 1: $9.27 39In Stock	Mfr. Part No. TCT3-03E07AE Mouser Part No 553-TCT3-03E07AE	Triad Magnetics	Power Transformers - Industrial CONTROL TRANSFORMER 120V INPUT, 12V OUTPUT W/ QUICK CONNECTS	Datasheet	39In Stock	$9.27 $8.36 $7.77 $7.52 View $7.21 $6.98 $6.76	Min.: 1 Mult.: 1	2.5 VA	120 V	12 V	Bracket, Panel Mount
Power Transformers - Industrial CONTROL TRANSFORMER 240V INPUT, 12V OUTPUT W/ QUICK CONNECTS TCT3-04E07AE Triad Magnetics 1: $8.67 15In Stock	Mfr. Part No. TCT3-04E07AE Mouser Part No 553-TCT3-04E07AE	Triad Magnetics	Power Transformers - Industrial CONTROL TRANSFORMER 240V INPUT, 12V OUTPUT W/ QUICK CONNECTS	Datasheet	15In Stock	$8.67 $8.04 $7.27 $6.79 View $6.75 $6.62 Quote	Min.: 1 Mult.: 1	2.5 VA	240 V	12 V	Bracket Mount
Power Transformers - Industrial CLASS 2 CONTROL XFMR: 120 VAC at 50/60 Hz; OUT: 10 VAC at 2.5 VA; QUICK CONNECT TCT3-11E07AE Triad Magnetics 1: $9.94 34In Stock 40On Order	Mfr. Part No. TCT3-11E07AE Mouser Part No 553-TCT3-11E07AE	Triad Magnetics	Power Transformers - Industrial CLASS 2 CONTROL XFMR: 120 VAC at 50/60 Hz; OUT: 10 VAC at 2.5 VA; QUICK CONNECT	Datasheet	34In Stock 40On Order	$9.94 $8.74 $8.30 $7.77 View $7.52 $7.21 $6.98 $6.76	Min.: 1 Mult.: 1	2.5 VA	120 V	10 V	Bracket, Panel Mount
Power Transformers - Industrial CLASS 2 CONTROL XFMR - : 240 VAC at 50/60 Hz; OUT: 10 VAC at 2.5 VA; QUICK CONNECT TCT3-12E07AE Triad Magnetics 1: $9.94 1In Stock 37On Order	Mfr. Part No. TCT3-12E07AE Mouser Part No 553-TCT3-12E07AE	Triad Magnetics	Power Transformers - Industrial CLASS 2 CONTROL XFMR - : 240 VAC at 50/60 Hz; OUT: 10 VAC at 2.5 VA; QUICK CONNECT	Datasheet	1In Stock 37On Order On Order Ship Dates Mfr. No: TCT3-12E07AE Stock: 1 Can Dispatch Immediately On Order: 17 Expected 08/10/2026 20 Expected 26/11/2026 Factory Lead Time: 18 Weeks	$9.94 $8.36 $8.01 $7.77 View $7.52 $7.21 $6.98 $6.76	Min.: 1 Mult.: 1	2.5 VA	240 V	10 V	Bracket Mount
Power Transformers - Industrial UL/cUL - 120V Class II Control Xfrmr, 12V at 40VA w/ Leads TCT40-03E07K Triad Magnetics 1: $19.40 27In Stock	Mfr. Part No. TCT40-03E07K Mouser Part No 553-TCT40-03E07K	Triad Magnetics	Power Transformers - Industrial UL/cUL - 120V Class II Control Xfrmr, 12V at 40VA w/ Leads	Datasheet	27In Stock	$19.40 $17.48 $16.75 $16.23 View $15.71 $15.06 $14.58	Min.: 1 Mult.: 1	40 VA	120 V	12 V	Bracket Mount
Power Transformers - Industrial UL/cUL - 120V, 208V, 240V Class II Control Xfrmr, 12V at 40VA w/ Quick Connects TCT40-07E07AB Triad Magnetics 1: $16.22 107In Stock 15On Order	Mfr. Part No. TCT40-07E07AB Mouser Part No 553-TCT40-07E07AB	Triad Magnetics	Power Transformers - Industrial UL/cUL - 120V, 208V, 240V Class II Control Xfrmr, 12V at 40VA w/ Quick Connects	Datasheet	107In Stock 15On Order	$16.22 $16.00 $15.99 $13.34 View $13.16 Quote	Min.: 1 Mult.: 1	40 VA	120 V, 208 V, 240 V	12 V	Bracket Mount
Power Transformers - Industrial UL/cUL - 208V, 240V Class II Control Xfrmr, 12V at 40VA w/ Quick Connects TCT40-10E07AB Triad Magnetics 1: $21.05 10In Stock	Mfr. Part No. TCT40-10E07AB Mouser Part No 553-TCT40-10E07AB	Triad Magnetics	Power Transformers - Industrial UL/cUL - 208V, 240V Class II Control Xfrmr, 12V at 40VA w/ Quick Connects	Datasheet	10In Stock	$21.05 $19.80 $17.29 $16.77 $14.69	Min.: 1 Mult.: 1	40 VA	208 V, 240 V	12 V	Bracket Mount
Power Transformers - Industrial UL/cUL - 120V Class II Control Xfmr 24V at 2.08A w/Quick Connect TCT50-01E07AB Triad Magnetics 1: $21.32 34In Stock	Mfr. Part No. TCT50-01E07AB Mouser Part No 553-TCT50-01E07AB	Triad Magnetics	Power Transformers - Industrial UL/cUL - 120V Class II Control Xfmr 24V at 2.08A w/Quick Connect	Datasheet	34In Stock	$21.32 $19.45 $18.96 $18.36 View $17.78 $16.37 $16.05 Quote	Min.: 1 Mult.: 1	50 VA	120 V	24 V	Bracket, Panel Mount