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Transformers

Transformers are available at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many transformer manufacturers including Bel, Boums, Tamura, Pulse Electronics, TDK, Triad Magnetics, Vacuumschmelze, Wurth Elektronik & more. Please view our selection of transformers below.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (PEN) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Power Rating	Mounting Style
Audio Transformers / Signal Transformers SMD 10BaseT Islation 140uH .3Ohms 1-Port PE-65745NL Pulse Electronics 1: S/ 14.09 1,115In Stock	Mfr. Part # PE-65745NL Mouser Part # 673-PE-65745NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD 10BaseT Islation 140uH .3Ohms 1-Port	Datasheet	1,115In Stock	S/ 14.09 S/ 12.14 S/ 10.86 S/ 9.77 View S/ 9.50 S/ 8.99	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 100Base-T SMD NonPoE .6Ohms 1-Port PE-68515LNLT Pulse Electronics 1: S/ 28.57 1,759In Stock	Mfr. Part # PE-68515LNLT Mouser Part # 673-PE-68515LNLT	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-T SMD NonPoE .6Ohms 1-Port	Datasheet	1,759In Stock	Cut Tape S/ 28.57 S/ 25.81 S/ 24.80 S/ 24.02 Reel S/ 21.60 View S/ 22.77 S/ 21.10 S/ 18.72 MouseReel Available	Min.: 1 Mult.: 1 : 160
Power Transformers - Board Mount SMD Hi Isolation Pwr 2350uH .9Ohms PH9185.083NLT Pulse Electronics 1: S/ 15.34 644In Stock	Mfr. Part # PH9185.083NLT Mouser Part # 673-PH9185.083NLT	Pulse Electronics	Power Transformers - Board Mount SMD Hi Isolation Pwr 2350uH .9Ohms Learn More about Pulse Electronics pulse ph9185nl	Datasheet	644In Stock	Cut Tape S/ 15.34 S/ 13.90 S/ 12.53 S/ 12.14 Reel S/ 11.17 View S/ 11.76 S/ 10.63 S/ 9.54 MouseReel Available	Min.: 1 Mult.: 1 : 150
Pulse Transformers 2.6mH 4kV Iso 1:2 98Vus PH9385.012NLT Pulse Electronics 1: S/ 13.16 951In Stock	Mfr. Part # PH9385.012NLT Mouser Part # 673-PH9385012NLT	Pulse Electronics	Pulse Transformers 2.6mH 4kV Iso 1:2 98Vus	Datasheet	951In Stock	Cut Tape S/ 13.16 S/ 11.91 S/ 11.13 S/ 10.82 Reel S/ 9.73 View S/ 10.47 S/ 8.76 S/ 8.10 S/ 8.02 MouseReel Available	Min.: 1 Mult.: 1 : 300			SMD/SMT
Pulse Transformers 2.88mH 4kV Iso 1:2:2 250Vus PH9400.122NLT Pulse Electronics 1: S/ 16.47 632In Stock	Mfr. Part # PH9400.122NLT Mouser Part # 673-PH9400122NLT	Pulse Electronics	Pulse Transformers 2.88mH 4kV Iso 1:2:2 250Vus	Datasheet	632In Stock	Cut Tape S/ 16.47 S/ 14.87 S/ 13.08 S/ 12.69 Reel S/ 10.86 View S/ 12.46 S/ 9.93 MouseReel Available	Min.: 1 Mult.: 1 : 150			SMD/SMT
Audio Transformers / Signal Transformers Telecom Transformer 1CT:1CT 24Term SMD 1000B-5012X iNRCORE 1: S/ 212.61 352In Stock	Mfr. Part # 1000B-5012X Mouser Part # 673-1000B-5012X	iNRCORE	Audio Transformers / Signal Transformers Telecom Transformer 1CT:1CT 24Term SMD Learn More about iNRCORE pulser 1000 base t transformers	Datasheet	352In Stock	S/ 212.61 S/ 193.03 S/ 185.91 View Quote	Min.: 1 Mult.: 1	No
Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port TG110-S055N2LFTR HALO Electronics 1: S/ 8.14 4,876In Stock	Mfr. Part # TG110-S055N2LFTR Mouser Part # 493-TG110-S055N2LFTR	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port Learn More about HALO Electronics halo 10 100base tx transformers	Datasheet	4,876In Stock	Cut Tape S/ 8.14 S/ 7.82 S/ 7.55 S/ 7.36 Reel S/ 5.49 View S/ 6.77 S/ 6.23 S/ 5.45 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Transformers - Industrial CT 600:1 WITH FLUX COND 88MM ELCT30-88 Littelfuse 1: S/ 2,908.32 5In Stock	Mfr. Part # ELCT30-88 Mouser Part # 576-ELCT30-88	Littelfuse	Current Transformers - Industrial CT 600:1 WITH FLUX COND 88MM Learn More about Littelfuse industrial portfolio	Datasheet	5In Stock	S/ 2,908.32	Min.: 1 Mult.: 1			Panel
Audio Transformers / Signal Transformers TRANSFORMER AUDIO & SIGNAL CX2039LNLT Pulse Electronics 1: S/ 16.47 1,953In Stock	Mfr. Part # CX2039LNLT Mouser Part # 673-CX2039LNLT	Pulse Electronics	Audio Transformers / Signal Transformers TRANSFORMER AUDIO & SIGNAL	Datasheet	1,953In Stock	Cut Tape S/ 16.47 S/ 13.00 S/ 9.73 S/ 9.07 S/ 8.99 Reel S/ 7.40	Min.: 1 Mult.: 1 : 2,000		250 mW
Audio Transformers / Signal Transformers Wideband RF 75 Ohm 1:1CT 50-450MHz SMD CX2041NL Pulse Electronics 1: S/ 14.44 3,422In Stock	Mfr. Part # CX2041NL Mouser Part # 673-CX2041NL	Pulse Electronics	Audio Transformers / Signal Transformers Wideband RF 75 Ohm 1:1CT 50-450MHz SMD	Datasheet	3,422In Stock	S/ 14.44 S/ 11.72 S/ 8.76 S/ 7.55 S/ 6.46	Min.: 1 Mult.: 1 Max.: 400
Audio Transformers / Signal Transformers XFMR,RF,SGL,RAC,1:4CT, T&R NPB CX2047LANLT Pulse Electronics 1: S/ 12.57 1,540In Stock	Mfr. Part # CX2047LANLT Mouser Part # 673-CX2047LANLT	Pulse Electronics	Audio Transformers / Signal Transformers XFMR,RF,SGL,RAC,1:4CT, T&R NPB	Datasheet	1,540In Stock	Cut Tape S/ 12.57 S/ 10.20 S/ 7.82 S/ 6.93 Reel S/ 5.64	Min.: 1 Mult.: 1 : 2,000
Pulse Transformers TRANSFORMER RF SINGLE 1:1CT CX2147NLT Pulse Electronics 1: S/ 21.10 721In Stock	Mfr. Part # CX2147NLT Mouser Part # 673-CX2147NLT	Pulse Electronics	Pulse Transformers TRANSFORMER RF SINGLE 1:1CT	Datasheet	721In Stock	Cut Tape S/ 21.10 S/ 15.61 S/ 13.20 S/ 11.48 S/ 11.13 Reel S/ 9.07	Min.: 1 Mult.: 1 : 1,000			PCB Mount
Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 2-Port H2009NL Pulse Electronics 1: S/ 37.06 233In Stock	Mfr. Part # H2009NL Mouser Part # 673-H2009NL	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 2-Port Learn More about Pulse Electronics pulselantrans	Datasheet	233In Stock	S/ 37.06 S/ 33.44 S/ 31.84 S/ 30.79 View S/ 25.73 S/ 25.15 S/ 24.64 Quote	Min.: 1 Mult.: 1
Pulse Transformers MDL,SIN,1GD,1:1,SMT,TR NPB H5149NLT Pulse Electronics 1: S/ 32.54 367In Stock	Mfr. Part # H5149NLT Mouser Part # 673-H5149NLT	Pulse Electronics	Pulse Transformers MDL,SIN,1GD,1:1,SMT,TR NPB	Datasheet	367In Stock	Cut Tape S/ 32.54 S/ 28.34 S/ 27.21 S/ 26.35 Reel S/ 21.02 View S/ 25.18 S/ 21.06 S/ 20.79 Quote	Min.: 1 Mult.: 1 : 400			PCB Mount
Audio Transformers / Signal Transformers 1000Base-T BGA PoE+ 350uH .65Ohms 4-Port H6400NL Pulse Electronics 1: S/ 115.37 179In Stock	Mfr. Part # H6400NL Mouser Part # 673-H6400NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T BGA PoE+ 350uH .65Ohms 4-Port Learn More about Pulse Electronics pulse poe solutions	Datasheet	179In Stock	S/ 115.37 S/ 88.83 S/ 83.81 S/ 79.64 View S/ 71.93 S/ 65.47	Min.: 1 Mult.: 1
Pulse Transformers SMD Gate Drive 980uH .88Ohms PA0173NLT Pulse Electronics 1: S/ 10.16 1,426In Stock	Mfr. Part # PA0173NLT Mouser Part # 673-PA0173NLT	Pulse Electronics	Pulse Transformers SMD Gate Drive 980uH .88Ohms	Datasheet	1,426In Stock	Cut Tape S/ 10.16 S/ 9.23 S/ 8.37 S/ 8.14 View Reel S/ 6.70 S/ 7.86 S/ 7.71 S/ 7.24 S/ 6.70 MouseReel Available	Min.: 1 Mult.: 1 : 900
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port PE-68828NL Pulse Electronics 1: S/ 40.17 450In Stock	Mfr. Part # PE-68828NL Mouser Part # 673-PE-68828NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port	Datasheet	450In Stock	S/ 40.17 S/ 35.89 S/ 34.49 S/ 34.45 View S/ 28.06 S/ 26.66 Quote	Min.: 1 Mult.: 1
Pulse Transformers 1.02mH 2.5kV Iso 3CT:8CT SM NPB PH9085.038NLT Pulse Electronics 1: S/ 9.11 1,340In Stock	Mfr. Part # PH9085.038NLT Mouser Part # 673-PH9085038NLT	Pulse Electronics	Pulse Transformers 1.02mH 2.5kV Iso 3CT:8CT SM NPB	Datasheet	1,340In Stock	Cut Tape S/ 9.11 S/ 7.51 S/ 7.43 S/ 7.24 Reel S/ 6.42 View S/ 6.81 S/ 5.99 MouseReel Available	Min.: 1 Mult.: 1 : 700			SMD/SMT
Power Transformers - Board Mount 1CT:3CT Iso4000V Push Pull AEC-Q200 PM2155.013NLT Pulse Electronics 1: S/ 13.04 1,685In Stock	Mfr. Part # PM2155.013NLT Mouser Part # 673-PM2155.013NLT	Pulse Electronics	Power Transformers - Board Mount 1CT:3CT Iso4000V Push Pull AEC-Q200 Learn More about Pulse Electronics pulse pm21x aec q200 transformers	Datasheet	1,685In Stock	Cut Tape S/ 13.04 S/ 11.83 S/ 11.05 S/ 10.70 Reel S/ 9.26 View S/ 10.39 S/ 8.10 S/ 6.73	Min.: 1 Mult.: 1 : 300			SMD/SMT
Power Transformers - Board Mount 3CT:8CT Iso5000V SMT 5kVrms AEC-Q200 PM2190.038NLT Pulse Electronics 1: S/ 13.66 747In Stock	Mfr. Part # PM2190.038NLT Mouser Part # 673-PM2190.038NLT	Pulse Electronics	Power Transformers - Board Mount 3CT:8CT Iso5000V SMT 5kVrms AEC-Q200 Learn More about Pulse Electronics pulse pm21x aec q200 transformers	Datasheet	747In Stock	Cut Tape S/ 13.66 S/ 12.34 S/ 11.72 S/ 11.37 Reel S/ 9.93 View S/ 10.94 S/ 9.03 S/ 8.29	Min.: 1 Mult.: 1 : 150			SMD/SMT
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port TX1099NLT Pulse Electronics 1: S/ 22.50 488In Stock	Mfr. Part # TX1099NLT Mouser Part # 673-TX1099NL673-T	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port	Datasheet	488In Stock	Cut Tape S/ 22.50 S/ 20.36 S/ 19.54 S/ 18.92 Reel S/ 14.64 View S/ 18.22 S/ 17.28 S/ 14.25 S/ 13.43 MouseReel Available	Min.: 1 Mult.: 1 : 600
Current Transformers - Industrial CT 100:1 WITH FLUX COND 31MM ELCT5-31 Littelfuse 1: S/ 1,591.37 4In Stock	Mfr. Part # ELCT5-31 Mouser Part # 576-ELCT5-31	Littelfuse	Current Transformers - Industrial CT 100:1 WITH FLUX COND 31MM Learn More about Littelfuse industrial portfolio	Datasheet	4In Stock	S/ 1,591.37	Min.: 1 Mult.: 1			Panel
Current Transformers - Industrial 1000:5 4.25MM ID XFMR CURRENT SE-CS10-4 Littelfuse 1: S/ 1,937.02 5In Stock	Mfr. Part # SE-CS10-4 Mouser Part # 576-SE-CS10-4	Littelfuse	Current Transformers - Industrial 1000:5 4.25MM ID XFMR CURRENT Learn More about Littelfuse industrial portfolio	Datasheet	5In Stock	S/ 1,937.02	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers DIGITAL AUDIO TRANSFORMER DA102JC-R Murata Power Solutions 1: S/ 8.33 4,475In Stock 5,000Expected 12/14/2026	Mfr. Part # DA102JC-R Mouser Part # 580-DA102JC-R	Murata Power Solutions	Audio Transformers / Signal Transformers DIGITAL AUDIO TRANSFORMER Learn More about Murata Power Solutions MurataDA100J	Datasheet	4,475In Stock 5,000Expected 12/14/2026	Cut Tape S/ 8.33 S/ 7.55 S/ 7.05 S/ 6.81 Reel S/ 5.84 View S/ 6.54 S/ 5.45 MouseReel Available	Min.: 1 Mult.: 1 : 500
Power Transformers - Board Mount BMS transformer/CMC,12PIN,DUAL, 4.3KVDC SM91509AL-E Bourns 1: S/ 19.07 1,928In Stock	Mfr. Part # SM91509AL-E Mouser Part # 652-SM91509AL-E	Bourns	Power Transformers - Board Mount BMS transformer/CMC,12PIN,DUAL, 4.3KVDC Learn More about Bourns bms transformers	Datasheet	1,928In Stock	Cut Tape S/ 19.07 S/ 17.09 S/ 16.11 S/ 15.61 View Reel S/ 13.04 S/ 15.14 S/ 14.52 S/ 14.05 S/ 13.08 S/ 13.04 MouseReel Available	Min.: 1 Mult.: 1 : 2,000			PCB Mount