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40 A 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.	Mounting Style
Current Transformers - Board Mount 12.6mH N1:N2=1:150 T4145 EF12.6 SMD B82801C1265A150 TDK 1: $3.26 773In Stock	Mfr. Part No. B82801C1265A150 Mouser Part No 871-B82801C1265A150	TDK	Current Transformers - Board Mount 12.6mH N1:N2=1:150 T4145 EF12.6 SMD Learn More about TDK epcosb82801c	Datasheet	773In Stock	Cut Tape $3.26 $2.95 $2.75 $2.67 Reel $2.49 View $2.58 $2.39 $2.32 MouseReel Available	Min.: 1 Mult.: 1 : 200	SMD/SMT
Current Transformers - Board Mount 40A 19.2mH 3.8 Ohms AEC-Q200 CST2010-150LD Coilcraft 1: $3.97 40In Stock 300Expected 26/11/2026	Mfr. Part No. CST2010-150LD Mouser Part No 994-CST2010-150LD	Coilcraft	Current Transformers - Board Mount 40A 19.2mH 3.8 Ohms AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	40In Stock 300Expected 26/11/2026	Cut Tape $3.97 $3.25 $2.81 $2.73 Reel $2.61 View $2.64 $2.58 $2.48 $2.44 MouseReel Available	Min.: 1 Mult.: 1 : 300	SMD/SMT
Current Transformers - Board Mount WE-CST 0.224mH 1:20 40A EE13/7/4 SMT 7492540020 Wurth Elektronik 1: $4.17 812In Stock	Mfr. Part No. 7492540020 Mouser Part No 710-7492540020	Wurth Elektronik	Current Transformers - Board Mount WE-CST 0.224mH 1:20 40A EE13/7/4 SMT Learn More about Wurth Elektronik wurth current sense transformers	Datasheet	812In Stock	Cut Tape $4.17 $3.62 $3.00 $2.72 Reel $2.72 MouseReel Available	Min.: 1 Mult.: 1 : 225	SMD/SMT
Current Transformers - Board Mount Current Sense transformer, 40A, EF12.6, 5440uH PCS040-EF1305KS Bourns 1: $4.77 281In Stock	Mfr. Part No. PCS040-EF1305KS Mouser Part No 652-PCS040-EF1305KS	Bourns	Current Transformers - Board Mount Current Sense transformer, 40A, EF12.6, 5440uH Learn More about Bourns pcs current sense transformers	Datasheet	281In Stock	Cut Tape $4.77 $4.07 $3.91 $3.79 Reel $3.42 View $3.68 $3.53 $3.30 $3.23 MouseReel Available	Min.: 1 Mult.: 1 : 600	SMD/SMT
Current Transformers - Board Mount 40A 120mH 1:300 CT10-300 ICE Components 1: $3.75 192In Stock	Mfr. Part No. CT10-300 Mouser Part No 911-CT10-300	ICE Components	Current Transformers - Board Mount 40A 120mH 1:300 Learn More about ICE Components ct10 current sense transformers	Datasheet	192In Stock	$3.75 $3.07 $2.66 $2.58 View $2.50 $2.47 $2.44 $2.34 $2.30	Min.: 1 Mult.: 1	Through Hole
Current Transformers - Board Mount 0.7mOhm 40A 10 mH Turn Ratio 1:100 VST16/8EE-200S1C2 TDK 1: $10.00 519In Stock	Mfr. Part No. VST16/8EE-200S1C2 Mouser Part No 810-VST16/8EE200S1C2	TDK	Current Transformers - Board Mount 0.7mOhm 40A 10 mH Turn Ratio 1:100 Learn More about TDK vst transformers	Datasheet	519In Stock	Cut Tape $10.00 $8.65 $8.30 $7.29 Reel $7.11 View $7.00 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300	SMD/SMT
Current Transformers - Board Mount 0.7mOhm 40A 42.2mH Turn Ratio 1:200 VST16/8EE-201S1C2 TDK 1: $10.00 498In Stock	Mfr. Part No. VST16/8EE-201S1C2 Mouser Part No 810-VST16/8EE201S1C2	TDK	Current Transformers - Board Mount 0.7mOhm 40A 42.2mH Turn Ratio 1:200 Learn More about TDK vst transformers	Datasheet	498In Stock	Cut Tape $10.00 $8.65 $8.30 $7.29 Reel $7.11 View $7.00 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300	SMD/SMT
Current Transformers - Board Mount 40A 8.5mH 2.5 Ohms AEC-Q200 CST2010-100LD Coilcraft 1: $3.96 1,070In Stock	Mfr. Part No. CST2010-100LD Mouser Part No 994-CST2010-100LD	Coilcraft	Current Transformers - Board Mount 40A 8.5mH 2.5 Ohms AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	1,070In Stock	Cut Tape $3.96 $3.24 $2.81 $2.73 Reel $2.61 View $2.64 $2.58 $2.48 $2.44 MouseReel Available	Min.: 1 Mult.: 1 : 300	SMD/SMT
Current Transformers - Board Mount 40A 34mH 5 Ohms AEC-Q200 CST2010-200LD Coilcraft 1: $3.96 2,103In Stock	Mfr. Part No. CST2010-200LD Mouser Part No 994-CST2010-200LD	Coilcraft	Current Transformers - Board Mount 40A 34mH 5 Ohms AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	2,103In Stock	Cut Tape $3.96 $3.24 $2.81 $2.73 Reel $2.61 View $2.64 $2.58 $2.48 $2.44 MouseReel Available	Min.: 1 Mult.: 1 : 300	SMD/SMT
Current Transformers - Board Mount WE-CST 22.4mH 1:200 40A EE13/7/4 SMT 7492540200 Wurth Elektronik 1: $4.40 1,356In Stock	Mfr. Part No. 7492540200 Mouser Part No 710-7492540200	Wurth Elektronik	Current Transformers - Board Mount WE-CST 22.4mH 1:200 40A EE13/7/4 SMT Learn More about Wurth Elektronik wurth current sense transformers	Datasheet	1,356In Stock	Cut Tape $4.40 $3.76 $3.00 $2.69 Reel $2.69 MouseReel Available	Min.: 1 Mult.: 1 : 225	SMD/SMT
Current Transformers - Board Mount WE-CST 540mH 1:1000 40A EE13/7/4 SMT 7492541000 Wurth Elektronik 1: $4.40 781In Stock	Mfr. Part No. 7492541000 Mouser Part No 710-7492541000	Wurth Elektronik	Current Transformers - Board Mount WE-CST 540mH 1:1000 40A EE13/7/4 SMT Learn More about Wurth Elektronik wurth current sense transformers	Datasheet	781In Stock	Cut Tape $4.40 $3.76 $3.00 $2.69 Reel $2.69 MouseReel Available	Min.: 1 Mult.: 1 : 225	SMD/SMT
Current Transformers - Board Mount 22.4mH N1:N2=1:200 T4146 EF12.6 SMD B82801C2245A200 TDK 1: $3.88 788In Stock 2,400Expected 07/05/2027	Mfr. Part No. B82801C2245A200 Mouser Part No 871-B82801C2245A200	TDK	Current Transformers - Board Mount 22.4mH N1:N2=1:200 T4146 EF12.6 SMD Learn More about TDK epcosb82801c	Datasheet	788In Stock 2,400Expected 07/05/2027	Cut Tape $3.88 $3.17 $2.89 $2.80 Reel $2.55 View $2.63 $2.52 $2.41 $2.26 MouseReel Available	Min.: 1 Mult.: 1 : 200	SMD/SMT
Current Transformers - Board Mount 40A .34mH .5 Ohms AEC-Q200 CST2010-020LD Coilcraft 1: $3.97 139In Stock	Mfr. Part No. CST2010-020LD Mouser Part No 994-CST2010-020LD	Coilcraft	Current Transformers - Board Mount 40A .34mH .5 Ohms AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	139In Stock	Cut Tape $3.97 $3.25 $2.81 $2.73 Reel $2.61 View $2.64 $2.58 $2.48 $2.44 MouseReel Available	Min.: 1 Mult.: 1 : 300	SMD/SMT
Current Transformers - Board Mount 40A .76mH .8 Ohms AEC-Q200 CST2010-030LD Coilcraft 1: $3.78 315In Stock	Mfr. Part No. CST2010-030LD Mouser Part No 994-CST2010-030LD	Coilcraft	Current Transformers - Board Mount 40A .76mH .8 Ohms AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	315In Stock	Cut Tape $3.78 $3.09 $2.68 $2.60 Reel $2.49 View $2.52 $2.46 $2.36 $2.32 MouseReel Available	Min.: 1 Mult.: 1 : 300	SMD/SMT
Current Transformers - Board Mount WE-CST 1.4mH 1:50 40A EE13/7/4 SMT 7492540050 Wurth Elektronik 1: $4.40 96In Stock 1,125Expected 02/11/2026	Mfr. Part No. 7492540050 Mouser Part No 710-7492540050	Wurth Elektronik	Current Transformers - Board Mount WE-CST 1.4mH 1:50 40A EE13/7/4 SMT Learn More about Wurth Elektronik wurth current sense transformers	Datasheet	96In Stock 1,125Expected 02/11/2026	Cut Tape $4.40 $3.76 $2.69 Reel $2.69 MouseReel Available	Min.: 1 Mult.: 1 : 225	SMD/SMT
Current Transformers - Board Mount WE-CST 5.6mH 1:100 40A EE13/7/4 SMT 7492540100 Wurth Elektronik 1: $4.40 22In Stock 1,125Expected 26/11/2026	Mfr. Part No. 7492540100 Mouser Part No 710-7492540100	Wurth Elektronik	Current Transformers - Board Mount WE-CST 5.6mH 1:100 40A EE13/7/4 SMT Learn More about Wurth Elektronik wurth current sense transformers	Datasheet	22In Stock 1,125Expected 26/11/2026	Cut Tape $4.40 $3.76 $3.00 $2.69 Reel $2.69 MouseReel Available	Min.: 1 Mult.: 1 : 225	SMD/SMT
Current Transformers - Board Mount WE-CST 135mH 1:500 40A EE13/7/4 SMT 7492540500 Wurth Elektronik 1: $4.40 453In Stock	Mfr. Part No. 7492540500 Mouser Part No 710-7492540500	Wurth Elektronik	Current Transformers - Board Mount WE-CST 135mH 1:500 40A EE13/7/4 SMT Learn More about Wurth Elektronik wurth current sense transformers	Datasheet	453In Stock	Cut Tape $4.40 $3.76 Reel $3.76 MouseReel Available	Min.: 1 Mult.: 1 : 225	SMD/SMT
Current Transformers - Board Mount 1.4mH TR 1:50 DCR 0.28 / 400mOhms B82801C145A50 TDK 1: $3.26 606In Stock	Mfr. Part No. B82801C145A50 Mouser Part No 871-B82801C145A50	TDK	Current Transformers - Board Mount 1.4mH TR 1:50 DCR 0.28 / 400mOhms Learn More about TDK epcosb82801c	Datasheet	606In Stock	Cut Tape $3.26 $2.95 $2.80 $2.63 Reel $2.55 View $2.52 $2.32 MouseReel Available	Min.: 1 Mult.: 1 : 200	SMD/SMT
Current Transformers - Board Mount EE 12.6 Core Series TRANSFORMER KIT B82801X3 TDK 1: $66.44 3In Stock	Mfr. Part No. B82801X3 Mouser Part No 871-B82801X3	TDK	Current Transformers - Board Mount EE 12.6 Core Series TRANSFORMER KIT Learn More about TDK epcos kits	Datasheet	3In Stock	$66.44 $57.50	Min.: 1 Mult.: 1	SMD/SMT
Current Transformers - Board Mount Current Sense transformer, 40A, EF12.6, 1360uH PCS040-EF1301KS Bourns 1: $4.77 217In Stock	Mfr. Part No. PCS040-EF1301KS Mouser Part No 652-PCS040-EF1301KS	Bourns	Current Transformers - Board Mount Current Sense transformer, 40A, EF12.6, 1360uH Learn More about Bourns pcs current sense transformers	Datasheet	217In Stock	Cut Tape $4.77 $4.19 $4.14 $4.01 Reel $3.89 View $3.89 $3.88 $3.23 MouseReel Available	Min.: 1 Mult.: 1 : 600	SMD/SMT
Current Transformers - Board Mount Current Sense transformer, 40A, EF12.6, 19200uH PCS040-EF1319KS Bourns 1: $4.77 175In Stock	Mfr. Part No. PCS040-EF1319KS Mouser Part No 652-PCS040-EF1319KS	Bourns	Current Transformers - Board Mount Current Sense transformer, 40A, EF12.6, 19200uH Learn More about Bourns pcs current sense transformers	Datasheet	175In Stock	Cut Tape $4.77 $4.31 $4.14 $4.01 Reel $3.89 View $3.89 $3.88 $3.23 MouseReel Available	Min.: 1 Mult.: 1 : 600	SMD/SMT
Current Transformers - Board Mount WE-CST 0.896mH 1:40 40A EE13/7/4 SMT 7492540040 Wurth Elektronik 1: $4.40 35In Stock	Mfr. Part No. 7492540040 Mouser Part No 710-7492540040	Wurth Elektronik	Current Transformers - Board Mount WE-CST 0.896mH 1:40 40A EE13/7/4 SMT Learn More about Wurth Elektronik wurth current sense transformers	Datasheet	35In Stock	Cut Tape $4.40 $3.76 $3.00 $2.69 Reel $2.69 MouseReel Available	Min.: 1 Mult.: 1 : 225	SMD/SMT
Current Transformers - Board Mount WE-CST 300mH 1:750 40A EE13/7/4 SMT 7492540750 Wurth Elektronik 1: $4.40 202In Stock	Mfr. Part No. 7492540750 Mouser Part No 710-7492540750	Wurth Elektronik	Current Transformers - Board Mount WE-CST 300mH 1:750 40A EE13/7/4 SMT Learn More about Wurth Elektronik wurth current sense transformers	Datasheet	202In Stock	Cut Tape $4.40 $3.76 $3.00 $2.69 Reel $2.69 MouseReel Available	Min.: 1 Mult.: 1 : 225	SMD/SMT
Current Transformers - Board Mount 5.6mH N1:N2=1:100 T4144 EF12.6 SMD B82801C0565A100 TDK 1: $3.88 2,990On Order	Mfr. Part No. B82801C0565A100 Mouser Part No 871-B82801C0565A100	TDK	Current Transformers - Board Mount 5.6mH N1:N2=1:100 T4144 EF12.6 SMD Learn More about TDK epcos lumileds led solutions	Datasheet	2,990On Order On Order Ship Dates Mfr. No: B82801C0565A100 Stock: 0 On Order: 1,790 Expected 19/02/2027 1,200 Expected 09/04/2027 Factory Lead Time: 34 Weeks	Cut Tape $3.88 $3.17 $2.75 $2.67 $2.25 Reel $2.25 MouseReel Available	Min.: 1 Mult.: 1 : 200	SMD/SMT
Current Transformers - Board Mount 40A 2.12mH 1.3 Ohms AEC-Q200 CST2010-050LD Coilcraft 1: $3.78 173Expected 11/12/2026	Mfr. Part No. CST2010-050LD Mouser Part No 994-CST2010-050LD	Coilcraft	Current Transformers - Board Mount 40A 2.12mH 1.3 Ohms AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	173Expected 11/12/2026	Cut Tape $3.78 $3.09 $2.68 $2.60 Reel $2.49 View $2.52 $2.46 $2.36 $2.32 MouseReel Available	Min.: 1 Mult.: 1 : 300	SMD/SMT

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