Power Transformers - Industrial

Class 2 Control Transformers

Triad Magnetics Control Transformers are UL1585 Class 2/3 approved. The Class 2 transformers are designed with tamper resistant shrouds for safety and steel brackets welded to the bottom of the transformer for ease of mounting and are available in 40VA and 50VA ratings. Applications include relays, solenoids, small motors, speed changers, pumps, heating elements, control valves for fluid and gas, fans and blowers, electronic tubes, automatic assembly equipment, recording devices, elevators, door openers and low voltage lamps.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Power Rating	Primary Voltage Rating	Secondary Voltage Rating	Mounting Style	Secondary Current Rating	Primary Winding	Secondary Winding	Length	Width	Height	Termination Style	Series
Power Transformers - Industrial CONTROL TRANSFORMER 120V INPUT, 12V OUTPUT W/ QUICK CONNECTS TCT3-03E07AE Triad Magnetics 1: Rp170.067 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	Rp170.067 Rp153.373 Rp142.548 Rp137.962 View Rp132.275 Rp128.055 Rp124.019	Min.: 1 Mult.: 1	Class 2 Transformers	2.5 VA	120 V	12 V	Bracket, Panel Mount	250 mA	Single Primary Winding	Single Secondary Winding	60 mm	42.5 mm	54 mm	Quick Connects	TCT
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: Rp182.359 36In Stock 40Expected 25/09/2026	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	36In Stock 40Expected 25/09/2026	Rp182.359 Rp160.344 Rp152.272 Rp142.548 View Rp137.962 Rp132.275 Rp128.055 Rp124.019	Min.: 1 Mult.: 1	Class 2 Transformers	2.5 VA	120 V	10 V	Bracket, Panel Mount	250 mA	Single Primary Winding	Single Secondary Winding	60 mm	42.5 mm	54 mm	Quick Connects	TCT
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: Rp182.359 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	Rp182.359 Rp153.373 Rp146.951 Rp142.548 View Rp137.962 Rp132.275 Rp128.055 Rp124.019	Min.: 1 Mult.: 1	Class 2 Transformers	2.5 VA	240 V	10 V	Bracket Mount	250 mA	Single Primary Winding	Single Secondary Winding	60 mm	42.5 mm	54 mm	Quick Connects	TCT
Power Transformers - Industrial UL/cUL - 120V Class II Control Xfmr 24V at 2.08A w/Quick Connect TCT50-01E07AB Triad Magnetics 1: Rp391.137 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	Rp391.137 Rp356.830 Rp347.840 Rp336.833 View Rp326.192 Rp300.324 Rp294.453 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	50 VA	120 V	24 V	Bracket, Panel Mount	2.08 A	Single Primary Winding	Single Secondary Winding	71.5 mm	92.5 mm	56.5 mm	Quick Connects	TCT
Power Transformers - Industrial CLASS 2 XFMR - :120VAC at 50/60Hz, OUT: 24VAC at 50VA, QC's ON TOP TCT50-01E07AE Triad Magnetics 1: Rp416.454 6In Stock	Mfr. Part No. TCT50-01E07AE Mouser Part No 553-TCT50-01E07AE	Triad Magnetics	Power Transformers - Industrial CLASS 2 XFMR - :120VAC at 50/60Hz, OUT: 24VAC at 50VA, QC's ON TOP	Datasheet	6In Stock	Rp416.454 Rp363.251 Rp346.189 Rp337.933 View Rp320.321 Rp317.936 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	50 VA	120 V	24 V	Bracket, Panel Mount	2.08 A	Single Primary Winding	Single Secondary Winding	57 mm	95 mm	71.5 mm	Quick Connects	TCT
Power Transformers - Industrial UL/cUL - 240V Class II Control Xfmr 24V at 2.08A w/leads TCT50-02E07K Triad Magnetics 1: Rp423.793 4In Stock	Mfr. Part No. TCT50-02E07K Mouser Part No 553-TCT50-02E07K	Triad Magnetics	Power Transformers - Industrial UL/cUL - 240V Class II Control Xfmr 24V at 2.08A w/leads	Datasheet	4In Stock	Rp423.793 Rp381.780 Rp365.819 Rp354.261 View Rp343.070 Rp328.760 Rp318.303	Min.: 1 Mult.: 1	Class 2 Transformers	50 VA	240 V	24 V	Bracket Mount	2.08 A	Single Primary Winding	Single Secondary Winding	71.5 mm	92.5 mm	56.5 mm	Wire Leads	TCT
Power Transformers - Industrial UL/cUL - 120V Class II Control Xfrmr, 12V at 4.16A w/ Leads TCT50-03E07K Triad Magnetics 1: Rp398.475 8In Stock	Mfr. Part No. TCT50-03E07K Mouser Part No 553-TCT50-03E07K	Triad Magnetics	Power Transformers - Industrial UL/cUL - 120V Class II Control Xfrmr, 12V at 4.16A w/ Leads	Datasheet	8In Stock	Rp398.475 Rp363.801 Rp352.060 Rp348.941 View Rp341.236 Rp330.045 Rp319.404	Min.: 1 Mult.: 1	Class 2 Transformers	50 VA	120 V	12 V	Bracket, Panel Mount	4.17 A	Single Primary Winding	Single Secondary Winding	71.5 mm	92.5 mm	56.5 mm	Wire Leads	TCT
Power Transformers - Industrial UL/cUL - 120/208/240V Class II Control Xfmr 24V at 2.08A w/Quick Connect TCT50-05E07AB Triad Magnetics 1: Rp435.901 9In Stock	Mfr. Part No. TCT50-05E07AB Mouser Part No 553-TCT50-05E07AB	Triad Magnetics	Power Transformers - Industrial UL/cUL - 120/208/240V Class II Control Xfmr 24V at 2.08A w/Quick Connect	Datasheet	9In Stock	Rp435.901 Rp392.604 Rp376.276 Rp364.352 View Rp352.794 Rp338.117 Rp327.293	Min.: 1 Mult.: 1	Class 2 Transformers	50 VA	120 V, 208 V, 240 V	24 V	Bracket Mount	2.08 A	Single Primary Winding	Single Secondary Winding	71.5 mm	92.5 mm	56.5 mm	Quick Connects	TCT
Power Transformers - Industrial UL/cUL - 120/240V Class II Control Xfmr 24V at 2.08A w/Quick Connects TCT50-06E07AB Triad Magnetics 1: Rp370.956 175Factory Stock Available	Mfr. Part No. TCT50-06E07AB Mouser Part No 553-TCT50-06E07AB	Triad Magnetics	Power Transformers - Industrial UL/cUL - 120/240V Class II Control Xfmr 24V at 2.08A w/Quick Connects	Datasheet	175Factory Stock Available More Info Available	Rp370.956 Rp340.685 Rp338.117 Rp329.494 View Rp321.055 Rp310.781 Rp304.177 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	50 VA	120 V, 240 V	24 V	Bracket, Panel Mount	2.08 A	Single Primary Winding	Single Secondary Winding	71.5 mm	92.5 mm	56.5 mm	Quick Connects	TCT
Power Transformers - Industrial CLASS 2 XFMR - :120VAC at 50/60Hz, OUT: 12VAC at 50VA, QC's ON TOP TCT50-03E07AE Triad Magnetics 1: Rp403.062 Non-Stocked Lead-Time 18 Weeks	Mfr. Part No. TCT50-03E07AE Mouser Part No 553-TCT50-03E07AE	Triad Magnetics	Power Transformers - Industrial CLASS 2 XFMR - :120VAC at 50/60Hz, OUT: 12VAC at 50VA, QC's ON TOP	Datasheet	Non-Stocked Lead-Time 18 Weeks	Rp403.062 Rp359.031 Rp346.372 Rp336.649 View Rp325.642 Rp312.616 Rp302.709	Min.: 1 Mult.: 1	Class 2 Transformers	50 VA	120 V	12 V	Bracket, Panel Mount	4.17 A	Single Primary Winding	Single Secondary Winding	57 mm	95 mm	71.5 mm	Quick Connects	TCT
Power Transformers - Industrial CLASS 2 XFMR - :120/240VAC at 50/60Hz, OUT: 12VAC at 50VA, QC's ON TOP TCT50-08E07AE Triad Magnetics 1: Rp397.925 Non-Stocked Lead-Time 18 Weeks	Mfr. Part No. TCT50-08E07AE Mouser Part No 553-TCT50-08E07AE	Triad Magnetics	Power Transformers - Industrial CLASS 2 XFMR - :120/240VAC at 50/60Hz, OUT: 12VAC at 50VA, QC's ON TOP	Datasheet	Non-Stocked Lead-Time 18 Weeks	Rp397.925 Rp369.672 Rp358.114 Rp348.574 View Rp320.321 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	50 VA	120 V, 240 V	12 V	Bracket, Panel Mount	4.17 A	Single Primary Winding	Single Secondary Winding	57 mm	95 mm	71.5 mm	Quick Connects	TCT
Power Transformers - Industrial UL/cUL - 208/240V Class II Control Xfmr 24V at 2.08A w/Quick Connects TCT50-09E07AB Triad Magnetics 1: Rp370.956 Non-Stocked Lead-Time 18 Weeks	Mfr. Part No. TCT50-09E07AB Mouser Part No 553-TCT50-09E07AB	Triad Magnetics	Power Transformers - Industrial UL/cUL - 208/240V Class II Control Xfmr 24V at 2.08A w/Quick Connects	Datasheet	Non-Stocked Lead-Time 18 Weeks	Rp370.956 Rp346.372 Rp334.998 Rp326.926 View Rp319.037 Rp309.314 Rp303.259 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	50 VA	208 V, 240 V	24 V	Bracket, Panel Mount	2.08 A	Single Primary Winding	Single Secondary Winding	71.5 mm	92.5 mm	56.5 mm	Quick Connects	TCT

Class 2 Control Transformers

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