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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 (CLP) Filter the results in the table by unit price based on your quantity.	Qty.	Power Rating	Primary Voltage Rating	Secondary Voltage Rating	Mounting Style
Audio Transformers / Signal Transformers DIGITAL AUDIO TRANSFORMER DA102JC-R Murata Power Solutions 1: $2.438 2.965In 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	2.965In Stock 5.000Expected 12/14/2026	Cut Tape $2.438 $2.210 $2.062 $1.994 Reel $1.629 View $1.914 $1.549 MouseReel Available	Min.: 1 Mult.: 1 : 500
Power Transformers - Board Mount BMS transformer/CMC,12PIN,DUAL, 4.3KVDC SM91509AL-E Bourns 1: $5.377 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 $5.377 $5.001 $4.717 $4.568 View Reel $3.760 $4.432 $4.249 $4.113 $3.771 $3.760 MouseReel Available	Min.: 1 Mult.: 1 : 2.000				PCB Mount
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-port HX5004ENL Pulse Electronics 1: $8.339 1.366In Stock	Mfr. Part # HX5004ENL Mouser Part # 673-HX5004ENL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	1.366In Stock	$8.339 $7.155 $6.881 $6.710 View $6.277 $5.298 $5.286 $5.218	Min.: 1 Mult.: 1
Current Transformers - Board Mount SMD Current Sense AEC-Q200 1:40 Xfmr PA1005.040QNLT Pulse Electronics 1: $2.222 2.331In Stock	Mfr. Part # PA1005.040QNLT Mouser Part # 673-PA1005.040QNLT	Pulse Electronics	Current Transformers - Board Mount SMD Current Sense AEC-Q200 1:40 Xfmr Learn More about Pulse Electronics pulse aec q200 current sense transformers	Datasheet	2.331In Stock	Cut Tape $2.222 $2.017 $1.857 $1.800 Reel $1.584 View $1.754 $1.720 $1.652 $1.379 MouseReel Available	Min.: 1 Mult.: 1 : 900
Audio Transformers / Signal Transformers SMD T3/DS3/E3/STS-1 19uH 1-Port PE-65968NL Pulse Electronics 1: $5.514 549In Stock	Mfr. Part # PE-65968NL Mouser Part # 673-PE-65968NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T3/DS3/E3/STS-1 19uH 1-Port	Datasheet	549In Stock	$5.514 $5.093 $4.944 $4.887 $4.785	Min.: 1 Mult.: 1
Pulse Transformers 3.2mH 4kV Iso 4:5 109Vus PH9385.045NLT Pulse Electronics 1: $3.851 1.126In Stock	Mfr. Part # PH9385.045NLT Mouser Part # 673-PH9385045NLT	Pulse Electronics	Pulse Transformers 3.2mH 4kV Iso 4:5 109Vus	Datasheet	1.126In Stock	Cut Tape $3.851 $3.486 $3.258 $3.167 Reel $2.449 View $3.065 $2.370 $2.244 $2.222 MouseReel Available	Min.: 1 Mult.: 1 : 300				SMD/SMT
Audio Transformers / Signal Transformers - ATB3225-50011CT-T000 TDK 1: $2.541 1.805In Stock	Mfr. Part # ATB3225-50011CT-T000 Mouser Part # 810-ATB3250011CTT000	TDK	Audio Transformers / Signal Transformers - Learn More about TDK ATB3225trans	Datasheet	1.805In Stock	Cut Tape $2.541 $1.766 $1.333 $1.162 Reel $940 View $1.046 $854	Min.: 1 Mult.: 1 : 1.000
Current Transformers - Board Mount SMD Current Transformer 74uH-TR SCS-4-4-30T-TR Bel Signal Transformer 1: $5.423 1.998In Stock	Mfr. Part # SCS-4-4-30T-TR Mouser Part # 530-SCS-4-4-30T-TR	Bel Signal Transformer	Current Transformers - Board Mount SMD Current Transformer 74uH-TR Learn More about Bel Signal Transformer scs current sensing transformers	Datasheet	1.998In Stock	Cut Tape $5.423 $4.443 $3.646 $3.543 View Reel $2.609 $3.429 $3.406 $3.372 $2.620 $2.609	Min.: 1 Mult.: 1 : 2.000				SMD/SMT
Current Transformers - Board Mount SMD Current Transformer 205uH-TR SCS-4-4-50T-TR Bel Signal Transformer 1: $5.753 1.993In Stock	Mfr. Part # SCS-4-4-50T-TR Mouser Part # 530-SCS-4-4-50T-TR	Bel Signal Transformer	Current Transformers - Board Mount SMD Current Transformer 205uH-TR Learn More about Bel Signal Transformer scs current sensing transformers	Datasheet	1.993In Stock	Cut Tape $5.753 $4.705 $3.874 $3.748 View Reel $2.757 $3.634 $3.612 $3.589 $2.768 $2.757	Min.: 1 Mult.: 1 : 2.000				SMD/SMT
Power Transformers - Board Mount Offline Flyback Transformers w/ Reinforced Insulation 063934 Bourns 1: $4.010 3.918In Stock	Mfr. Part # 063934 Mouser Part # 652-63934	Bourns	Power Transformers - Board Mount Offline Flyback Transformers w/ Reinforced Insulation Learn More about Bourns 063x 093830 0949x flyback transformers	Datasheet	3.918In Stock	$4.010 $3.680 $3.509 $3.441 View $3.372 $3.270 $3.213 $2.985	Min.: 1 Mult.: 1	9 W	85 VAC to 265 VAC	12 V	PCB Mount
Power Transformers - Board Mount Planar transformer, 48W, EED20.9, Vout 12V PLN048-ED21A12S Bourns 1: $11.165 421In Stock	Mfr. Part # PLN048-ED21A12S Mouser Part # 652-PLN048-ED21A12S	Bourns	Power Transformers - Board Mount Planar transformer, 48W, EED20.9, Vout 12V Learn More about Bourns pln planar transformers	Datasheet	421In Stock	Cut Tape $11.165 $9.069 $8.704 $6.756 Reel $5.936 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 300	48 W	33 V to 57 V	14 V	SMD/SMT
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADT3-1T+ Mini-Circuits 1: $8.351 937In Stock	Mfr. Part # ADT3-1T+ Mouser Part # 139-ADT3-1T	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS	Datasheet	937In Stock	Cut Tape $8.351 Reel $7.542 $7.098 $6.824 MouseReel Available	Min.: 1 Mult.: 1 : 100
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS JTX-2-10T+ Mini-Circuits 1: $24.027 340In Stock	Mfr. Part # JTX-2-10T+ Mouser Part # 139-JTX-2-10T	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS	Datasheet	340In Stock	Cut Tape $24.027 $13.455 $13.273 Reel $13.273 $9.980 MouseReel Available	Min.: 1 Mult.: 1 : 100
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC16-1TG2+ Mini-Circuits 1: $5.184 730In Stock	Mfr. Part # TC16-1TG2+ Mouser Part # 139-TC16-1TG2	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Learn More about Mini-Circuits mini circuits tc1 transformers	Datasheet	730In Stock	Cut Tape $5.184 $4.557 Reel $3.874 $3.258 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers RJ45 10/100 Sngl 5000V Iso TDR110-QE10AWLF HALO Electronics 1: $22.273 2.333In Stock	Mfr. Part # TDR110-QE10AWLF Mouser Part # 493-TDR110-QE10AWLF	HALO Electronics	Audio Transformers / Signal Transformers RJ45 10/100 Sngl 5000V Iso		2.333In Stock	$22.273 $15.904 $13.364 $11.131 View $8.351 $6.676 $6.072 Quote	Min.: 1 Mult.: 1
Pulse Transformers ISO MOD SMD GullWing PCMCIA For MAX845 TGM-030P3RLTR HALO Electronics 1: $6.494 1.715In Stock	Mfr. Part # TGM-030P3RLTR Mouser Part # 493-TGM-030P3RLTR	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing PCMCIA For MAX845 Learn More about HALO Electronics halo dc dc transformers	Datasheet	1.715In Stock	Cut Tape $6.494 $4.193 $3.418 $2.768 View Reel $1.914 $2.324 $2.005 $1.914 $1.914 MouseReel Available	Min.: 1 Mult.: 1 : 2.000				SMD/SMT
Autotransformers TRANSFORMER STEP DOWN AUTO OF 110-0F Bel Signal Transformer 1: $43.805 70In Stock	Mfr. Part # 110-0F Mouser Part # 530-110-0F	Bel Signal Transformer	Autotransformers TRANSFORMER STEP DOWN AUTO OF Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	70In Stock	$43.805 $40.900 $36.309 $34.372 View $33.369 Quote	Min.: 1 Mult.: 1	100 VA	115 VAC to 230 VAC, 115 V to 230 V		Chassis
Power Transformers - Industrial TRANSFORMER RECT PWR 24V 24-100 Bel Signal Transformer 1: $712.537 3In Stock	Mfr. Part # 24-100 Mouser Part # 530-24-100	Bel Signal Transformer	Power Transformers - Industrial TRANSFORMER RECT PWR 24V Due to size or weight of the product, your shipping charge may increase.	Datasheet	3In Stock	$712.537	Min.: 1 Mult.: 1	2.4 kVA	115 VAC, 230 VAC	24 V CT/12 V CT	Chassis
Power Transformers - Industrial TRAN TWO-FOR-ONE 8 W/LEADS 241-8-24 Bel Signal Transformer 1: $48.112 53In Stock	Mfr. Part # 241-8-24 Mouser Part # 530-241-8-24	Bel Signal Transformer	Power Transformers - Industrial TRAN TWO-FOR-ONE 8 W/LEADS Learn More about Bel Signal Transformer signal transformer two 4 one power transformers	Datasheet	53In Stock	$48.112 $43.327 $40.797 $38.314 View $37.232 Quote	Min.: 1 Mult.: 1	100 VA	115 VAC	24 V CT	Chassis
Power Transformers - Industrial LOW PROF INTL TRANS 12-LPI 56-25 Bel Signal Transformer 1: $502.671 4In Stock	Mfr. Part # 56-25 Mouser Part # 530-56-25	Bel Signal Transformer	Power Transformers - Industrial LOW PROF INTL TRANS 12-LPI Due to size or weight of the product, your shipping charge may increase.	Datasheet	4In Stock	$502.671	Min.: 1 Mult.: 1	1.4 kVA	115 VAC	56 V CT/28 V CT	Chassis
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 DST-4-12 Bel Signal Transformer 1: $13.705 361In Stock	Mfr. Part # DST-4-12 Mouser Part # 530-DST-4-12	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	361In Stock	$13.705 $12.760 $12.190 $11.826 View $11.541 $11.165 Quote	Min.: 1 Mult.: 1	6 VA	115 VAC, 230 VAC	12.6 V CT/6.3 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 DST-4-16 Bel Signal Transformer 1: $15.300 246In Stock	Mfr. Part # DST-4-16 Mouser Part # 530-DST-4-16	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	246In Stock	$15.300 $14.093 $13.284 $12.805 View $12.418 $11.894 $11.062 Quote	Min.: 1 Mult.: 1	6 VA	115 VAC, 230 VAC	16 V CT/8 V	Through Hole
Audio Transformers / Signal Transformers ROHS DUAL 1000BT PoE+ MODULE 1CT:1CT TOPPER S558-5500-72 Bel Magnetic Solutions 1: $8.545 1.153In Stock	Mfr. Part # S558-5500-72 Mouser Part # 530-S558-5500-72	Bel Magnetic Solutions	Audio Transformers / Signal Transformers ROHS DUAL 1000BT PoE+ MODULE 1CT:1CT TOPPER	Datasheet	1.153In Stock	Cut Tape $8.545 $7.713 $7.394 $7.166 Reel $5.936 View $6.676 $5.161 MouseReel Available	Min.: 1 Mult.: 1 : 240
Power Transformers - Board Mount Push-Pull Func-Insultn 3.3V 1:2 1W PAD001-T764120S Bourns 1: $2.575 6.285In Stock	Mfr. Part # PAD001-T764120S Mouser Part # 652-PAD001-T764120S	Bourns	Power Transformers - Board Mount Push-Pull Func-Insultn 3.3V 1:2 1W Learn More about Bourns pad00x t764	Datasheet	6.285In Stock	Cut Tape $2.575 $2.336 $2.142 $2.073 Reel $1.823 View $2.017 $2.005 $1.925 $1.663 MouseReel Available	Min.: 1 Mult.: 1 : 800	1 W			PCB Mount
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 4-Por H5400NL Pulse Electronics 1: $28.072 180In Stock	Mfr. Part # H5400NL Mouser Part # 673-H5400NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 4-Por Learn More about Pulse Electronics pulse 1gigabit poe poeplus smd transformers	Datasheet	180In Stock	$28.072 $25.224 $24.187 $23.424 View $21.829 $21.817	Min.: 1 Mult.: 1