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Triad Magnetics Current Transformers - Board Mount

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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.	Mounting Style	Inductance	Current Rating	Turns Ratio	Secondary Resistance	Termination Style	Length	Width	Height	Frequency Range
Current Transformers - Board Mount CURRENT SENSE TRANSFORMER, PRIMARY CURRENT: 25 AMPS: CST-1025 Triad Magnetics 1: $7.39 409In Stock	Mfr. Part No. CST-1025 Mouser Part No 553-CST-1025	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE TRANSFORMER, PRIMARY CURRENT: 25 AMPS:	Datasheet	409In Stock	$7.39 $6.85 $6.40 $6.23 View $6.03 $5.96 $5.77	Min.: 1 Mult.: 1	Through Hole		25 A	1000:1	46 Ohms	Radial	30.2 mm	14.3 mm	30.2 mm	50 Hz to 60 Hz
Current Transformers - Board Mount CURRENT SENSE 130.0mH 300T ENCAP TORIOD/CST206-3A-B (NOTE: "-B" indicates BULK packaging). Triad Magnetics CST206-3A-B CST206-3A-B Triad Magnetics 1: $4.45 205In Stock New At Mouser	Mfr. Part No. CST206-3A-B Mouser Part No 553-CST206-3A-B New At Mouser	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE 130.0mH 300T ENCAP TORIOD/CST206-3A-B (NOTE: "-B" indicates BULK packaging).		205In Stock	$4.45 $2.89 $2.80 $2.66	Min.: 1 Mult.: 1
Current Transformers - Board Mount CURRENT SENSE TRANSFORMER, PRIMARY CURRENT: 30 AMPS: CST-1030 Triad Magnetics 1: $8.23 3,862In Stock	Mfr. Part No. CST-1030 Mouser Part No 553-CST-1030	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE TRANSFORMER, PRIMARY CURRENT: 30 AMPS:	Datasheet	3,862In Stock	$8.23 $7.57 $7.19 $6.97 View $6.75 $6.46 $6.26 $6.25	Min.: 1 Mult.: 1	Through Hole		30 A	1000:1	46 Ohms	Radial	30.2 mm	14.3 mm	30.2 mm	50 Hz to 60 Hz
Current Transformers - Board Mount CURRENT SENSE TRANSFORMER, PRIMARY CURRENT: 5AMPS CST-1005 Triad Magnetics 1: $5.88 1,600In Stock	Mfr. Part No. CST-1005 Mouser Part No 553-CST-1005	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE TRANSFORMER, PRIMARY CURRENT: 5AMPS	Datasheet	1,600In Stock	$5.88 $5.41 $5.19 $4.74 View $4.66 $4.65 $4.27	Min.: 1 Mult.: 1	Through Hole		5 A	1000:1	40 Ohms	Radial	23.5 mm	12 mm	24.8 mm	50 Hz to 60 Hz
Current Transformers - Board Mount CURRENT SENSE TRANSFORMER, PRIMARY CURRENT: 15 AMPS CST-1015 Triad Magnetics 1: $6.11 595In Stock	Mfr. Part No. CST-1015 Mouser Part No 553-CST-1015	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE TRANSFORMER, PRIMARY CURRENT: 15 AMPS	Datasheet	595In Stock	$6.11 $5.52 $5.30 $5.24 View $5.11 $4.89 $4.74 $4.47	Min.: 1 Mult.: 1	Through Hole		15 A	1000:1	40 Ohms	Radial	23.5 mm	12 mm	24.8 mm	50 Hz to 60 Hz
Current Transformers - Board Mount CURRENT SENSE TRANSFORMER, PRIMARY CURRENT: 20 AMPS CST-1020 Triad Magnetics 1: $6.19 1,130In Stock	Mfr. Part No. CST-1020 Mouser Part No 553-CST-1020	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE TRANSFORMER, PRIMARY CURRENT: 20 AMPS	Datasheet	1,130In Stock	$6.19 $5.60 $5.42 $5.12 View $4.96 $4.81 $4.71 $4.57	Min.: 1 Mult.: 1	Through Hole		20 A	1000:1	40 Ohms	Radial	23.5 mm	12 mm	24.8 mm	50 Hz to 60 Hz
Current Transformers - Board Mount CURRENT SENSE 14.0mH 100T ENCAP TORIOD/CST206-1A CST206-1A Triad Magnetics 1: $5.09 3,424In Stock	Mfr. Part No. CST206-1A Mouser Part No 553-CST206-1A	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE 14.0mH 100T ENCAP TORIOD/CST206-1A	Datasheet	3,424In Stock	$5.09 $4.63 $4.40 $3.92 View $3.79 $3.61 $3.49 $3.37	Min.: 1 Mult.: 1	Through Hole	14 mH	110 A	100:1	58 mOhms	Radial	27.3 mm	10.16 mm	31.11 mm	20 kHz to 250 kHz
Current Transformers - Board Mount CURRENT SENSE 56.0mH 200T ENCAP TORIOD/CST206-2A CST206-2A Triad Magnetics 1: $4.95 1,647In Stock 2,256On Order	Mfr. Part No. CST206-2A Mouser Part No 553-CST206-2A	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE 56.0mH 200T ENCAP TORIOD/CST206-2A	Datasheet	1,647In Stock 2,256On Order On Order Ship Dates Mfr. No: CST206-2A Stock: 1,647 Can Dispatch Immediately On Order: 618 Pending 894 Expected 10/11/2026 744 Expected 07/01/2027 Factory Lead Time: 18 Weeks	$4.95 $4.09 $3.69 $3.62 View $3.42 $3.41 $3.12	Min.: 1 Mult.: 1	Through Hole	56 mH	80 A	200:1	3.5 Ohms	Radial	27.3 mm	10.16 mm	31.12 mm	20 kHz to 200 kHz
Current Transformers - Board Mount CURRENT SENSE 55.0mH 200T ENCAP TORIOD/CST306-3A CST306-3A Triad Magnetics 1: $3.49 778In Stock	Mfr. Part No. CST306-3A Mouser Part No 553-CST306-3A	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE 55.0mH 200T ENCAP TORIOD/CST306-3A	Datasheet	778In Stock	$3.49 $3.16 $3.03 $2.94 View $2.85 $2.73 $2.64 $2.56	Min.: 1 Mult.: 1	Through Hole	55 mH	25 A	200:1	3.75 Ohms	Radial	17.53 mm	9.78 mm	23.24 mm	20 kHz to 200 kHz
Current Transformers - Board Mount CSE184L - LOW FREQUENCY CURRENT SENSE TRANSFORMER .05 to 1 AMP at 50 to 400Hz CSE184L Triad Magnetics 1: $3.09 105In Stock	Mfr. Part No. CSE184L Mouser Part No 553-CSE184L	Triad Magnetics	Current Transformers - Board Mount CSE184L - LOW FREQUENCY CURRENT SENSE TRANSFORMER .05 to 1 AMP at 50 to 400Hz	Datasheet	105In Stock	$3.09 $2.80 $2.69 $2.61 View $2.53 $2.42 $2.34 $2.27	Min.: 1 Mult.: 1	Through Hole		1 A	1:16.67	23 Ohms	Radial	24 mm	21.5 mm	18 mm	50 Hz to 400 Hz
Current Transformers - Board Mount CSE185L - LOW FREQUENCY CURRENT SENSE TRANSFORMER .1 to 3 AMP at 50 to 400Hz: CSE185L Triad Magnetics 1: $3.09 111In Stock	Mfr. Part No. CSE185L Mouser Part No 553-CSE185L	Triad Magnetics	Current Transformers - Board Mount CSE185L - LOW FREQUENCY CURRENT SENSE TRANSFORMER .1 to 3 AMP at 50 to 400Hz:	Datasheet	111In Stock	$3.09 $2.80 $2.69 $2.61 View $2.53 $2.42 $2.34 $2.27	Min.: 1 Mult.: 1	Through Hole		3 A	1:50	23 Ohms	Radial	24 mm	21.5 mm	18 mm	50 Hz to 400 Hz
Current Transformers - Board Mount LOW FREQUENCY CURRENT SENSE TRANSFORMER .1 to 10 AMP at 50 to 400Hz: CSE186L CSE186L Triad Magnetics 1: $3.25 385In Stock	Mfr. Part No. CSE186L Mouser Part No 553-CSE186L	Triad Magnetics	Current Transformers - Board Mount LOW FREQUENCY CURRENT SENSE TRANSFORMER .1 to 10 AMP at 50 to 400Hz: CSE186L	Datasheet	385In Stock	$3.25 $2.95 $2.83 $2.75 View $2.60 $2.50 $2.46 $2.39 $2.37	Min.: 1 Mult.: 1	Through Hole		10 A	1:166	23 Ohms	Radial	24 mm	21.5 mm	18 mm	50 Hz to 400 Hz
Current Transformers - Board Mount CSE187L-P CSE187L-P Triad Magnetics 1: $4.73 449In Stock	Mfr. Part No. CSE187L-P Mouser Part No 553-CSE187LP	Triad Magnetics	Current Transformers - Board Mount CSE187L-P	Datasheet	449In Stock	$4.73 $4.25 $4.01 $3.56 View $3.55 $3.54 $3.43 $3.42	Min.: 1 Mult.: 1	Through Hole		30 A	1:500	21 Ohms	Radial	24 mm	21.5 mm	18 mm	50 Hz to 400 Hz
Current Transformers - Board Mount SMD CURRENT SENSE XFMR; TR=1:20, SEC L=80 H MIN, SEC DCR=550 m ohms MAX CSE5-100201 Triad Magnetics 1: $3.10 467In Stock	Mfr. Part No. CSE5-100201 Mouser Part No 553-CSE5-100201	Triad Magnetics	Current Transformers - Board Mount SMD CURRENT SENSE XFMR; TR=1:20, SEC L=80 H MIN, SEC DCR=550 m ohms MAX	Datasheet	467In Stock	Cut Tape $3.10 $2.88 $2.79 $1.51 Reel $1.45 MouseReel Available	Min.: 1 Mult.: 1 : 750	SMD/SMT	80 uH	10 A	1:20	550 mOhms	SMD/SMT	7.7 mm	6.9 mm	5.33 mm	250 kHz
Current Transformers - Board Mount TR=1:30, L=180 H MIN, SEC DCR=1 ohms MAX CSE5-100301 Triad Magnetics 1: $3.98 32In Stock 298On Order	Mfr. Part No. CSE5-100301 Mouser Part No 553-CSE5-100301	Triad Magnetics	Current Transformers - Board Mount TR=1:30, L=180 H MIN, SEC DCR=1 ohms MAX	Datasheet	32In Stock 298On Order	Cut Tape $3.98 $3.71 $2.87 $2.83 $2.15 Reel $1.45 MouseReel Available	Min.: 1 Mult.: 1 : 750	SMD/SMT	180 uH	10 A	1:30	870 mOhms	SMD/SMT	7.7 mm	6.9 mm	5.33 mm	250 kHz
Current Transformers - Board Mount CURRENT SENSE TRANSFORMER, PRIMARY CURRENT: 10 AMPS CST-1010 Triad Magnetics 1: $6.11 102In Stock	Mfr. Part No. CST-1010 Mouser Part No 553-CST-1010	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE TRANSFORMER, PRIMARY CURRENT: 10 AMPS	Datasheet	102In Stock	$6.11 $5.56 $5.34 $5.28 View $5.11 $4.80 $4.65 $4.50	Min.: 1 Mult.: 1	Through Hole		10 A	1000:1	40 Ohms	Radial	23.5 mm	12 mm	24.8 mm	50 Hz to 60 Hz
Current Transformers - Board Mount CURRENT SENSE 56.0mH 200Tct ENCAP TORIOD/CST206-2T CST206-2T Triad Magnetics 1: $4.38 62In Stock	Mfr. Part No. CST206-2T Mouser Part No 553-CST206-2T	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE 56.0mH 200Tct ENCAP TORIOD/CST206-2T	Datasheet	62In Stock	$4.38 $4.13 $3.86 $3.82 View $3.06 $2.97 $2.88 $2.66	Min.: 1 Mult.: 1	Through Hole	56 mH	80 A	200CT	3.5 Ohms	Radial	27.3 mm	10.16 mm	31.12 mm	20 kHz to 250 kHz
Current Transformers - Board Mount 12.4 ohm CST206-3A Triad Magnetics 1: $5.50 339In Stock	Mfr. Part No. CST206-3A Mouser Part No 553-CST206-3A	Triad Magnetics	Current Transformers - Board Mount 12.4 ohm	Datasheet	339In Stock	$5.50 $4.92 $4.69 $4.49 View $4.25 $4.24 $4.17 $4.02 $3.96	Min.: 1 Mult.: 1	Through Hole	130 mH	70 A	300:1		Radial	27.3 mm	10.16 mm	31.11 mm	20 kHz to 250 kHz
Current Transformers - Board Mount CURRENT SENSE 130.0mH 300Tct ENCAP TORIOD/CST206-3T CST206-3T Triad Magnetics 1: $3.64 188In Stock	Mfr. Part No. CST206-3T Mouser Part No 553-CST206-3T	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE 130.0mH 300Tct ENCAP TORIOD/CST206-3T	Datasheet	188In Stock	$3.64 $3.30 $3.17 $3.07 View $2.98 $2.84 $2.76 $2.67	Min.: 1 Mult.: 1	Through Hole	130 mH	70 A	300CT	12.4 Ohms	Radial	27.3 mm	10.16 mm	31.12 mm	20 kHz to 250 kHz
Current Transformers - Board Mount PCB Curr Sense Xfmr 1:50,50-500KHz CST25-0050 Triad Magnetics 1: $2.12 44In Stock	Mfr. Part No. CST25-0050 Mouser Part No 553-CST25-0050	Triad Magnetics	Current Transformers - Board Mount PCB Curr Sense Xfmr 1:50,50-500KHz Learn More about Triad Magnetics triad cst25	Datasheet	44In Stock	$2.12 $1.93 $1.85 $1.79 View $1.74 $1.66 $1.61 $1.56 $1.45	Min.: 1 Mult.: 1	Through Hole	4.7 mH	25 A	1:50	500 mOhms	Solder Pin	17 mm	15 mm	11.8 mm	50 kHz to 500 kHz
Current Transformers - Board Mount PCB Curr Sense Xfmr 1:100,50-500KHz CST25-0100 Triad Magnetics 1: $2.12 89In Stock	Mfr. Part No. CST25-0100 Mouser Part No 553-CST25-0100	Triad Magnetics	Current Transformers - Board Mount PCB Curr Sense Xfmr 1:100,50-500KHz Learn More about Triad Magnetics triad cst25	Datasheet	89In Stock	$2.12 $1.92 $1.85 $1.79 View $1.74 $1.66 $1.60 $1.56 $1.44	Min.: 1 Mult.: 1	Through Hole	18 mH	25 A	1:100	2 Ohms	Solder Pin	17 mm	15 mm	11.8 mm	50 kHz to 500 kHz
Current Transformers - Board Mount PCB Curr Sense Xfmr 1:200,50-500KHz CST25-0200 Triad Magnetics 1: $2.32 6In Stock	Mfr. Part No. CST25-0200 Mouser Part No 553-CST25-0200	Triad Magnetics	Current Transformers - Board Mount PCB Curr Sense Xfmr 1:200,50-500KHz Learn More about Triad Magnetics triad cst25	Datasheet	6In Stock	$2.32 $2.10 $2.01 $1.95 View $1.89 $1.81 $1.76 $1.70 $1.58	Min.: 1 Mult.: 1	Through Hole	76 mH	25 A	1:200	4.5 Ohms	Solder Pin	17 mm	15 mm	11.8 mm	50 kHz to 500 kHz
Current Transformers - Board Mount CURRENT SENSE 3.5mH 50T ENCAP TORIOD/CST306-1A CST306-1A Triad Magnetics 1: $3.95 119In Stock	Mfr. Part No. CST306-1A Mouser Part No 553-CST306-1A	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE 3.5mH 50T ENCAP TORIOD/CST306-1A	Datasheet	119In Stock	$3.95 $3.58 $3.44 $3.33 View $3.23 $3.09 $2.49 $2.41	Min.: 1 Mult.: 1	Through Hole	3.5 mH	35 A	50:1	340 mOhms	Radial	17.53 mm	9.78 mm	23.24 mm	20 kHz to 200 kHz
Current Transformers - Board Mount CURRENT SENSE 14.0mH 100T ENCAP TORIOD/CST306-2A CST306-2A Triad Magnetics 1: $3.49 21In Stock	Mfr. Part No. CST306-2A Mouser Part No 553-CST306-2A	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE 14.0mH 100T ENCAP TORIOD/CST306-2A	Datasheet	21In Stock	$3.49 $3.16 $3.03 $2.94 View $2.85 $2.73 $2.64 $2.56	Min.: 1 Mult.: 1	Through Hole	14 mH	25 A	100:1	1.55 Ohms	Radial	17.53 mm	9.78 mm	23.24 mm	20 kHz to 200 kHz
Current Transformers - Board Mount CURRENT SENSE 14.0mH 100Tct ENCAP TORIOD/CST306-2T CST306-2T Triad Magnetics 1: $3.29 85In Stock	Mfr. Part No. CST306-2T Mouser Part No 553-CST306-2T	Triad Magnetics	Current Transformers - Board Mount CURRENT SENSE 14.0mH 100Tct ENCAP TORIOD/CST306-2T	Datasheet	85In Stock	$3.29 $2.64 $2.54 $2.48 View $2.41 $2.40	Min.: 1 Mult.: 1	Through Hole	14 mH	25 A	100CT	1.55 Ohms	Radial	17.53 mm	9.78 mm	23.24 mm	20 kHz to 200 kHz