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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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Results: 22,135

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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.	Power Rating	Primary Voltage Rating	Secondary Voltage Rating	Mounting Style
Power Transformers - Board Mount TRANSFORMER POWER DPC-2 DPC-24-450 Bel Signal Transformer 1: $22.43 77In Stock	Mfr. Part # DPC-24-450 Mouser Part # 530-DPC-24-450	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-2 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	77In Stock	$22.43 $20.22 $19.41 $17.74 View $15.84 $15.55 Quote	Min.: 1 Mult.: 1	10 VA	115 VAC, 230 VAC	24 V CT/12 V	Through Hole
Power Transformers - Board Mount 1500Vrms 24VA 8Term Thru-Hole DPC-56-420 Bel Signal Transformer 1: $25.46 44In Stock	Mfr. Part # DPC-56-420 Mouser Part # 530-DPC-56-420	Bel Signal Transformer	Power Transformers - Board Mount 1500Vrms 24VA 8Term Thru-Hole Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	44In Stock	$25.46 $23.75 $20.11 $19.44 View $19.07 $18.79 $18.74 Quote	Min.: 1 Mult.: 1
Power Transformers - Board Mount Radial Inductor with Leads,8200 H, 0.13A,Q>20 DST-2-10 Bel Signal Transformer 1: $13.48 107In Stock	Mfr. Part # DST-2-10 Mouser Part # 530-DST-2-10	Bel Signal Transformer	Power Transformers - Board Mount Radial Inductor with Leads,8200 H, 0.13A,Q>20 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	107In Stock	$13.48 $11.99 $11.52 $10.16 View $9.00 $8.95 Quote	Min.: 1 Mult.: 1	1.1 VA	115 VAC, 230 VAC	10 V CT/5 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-3 DST-4-10 Bel Signal Transformer 1: $14.70 99In Stock	Mfr. Part # DST-4-10 Mouser Part # 530-DST-4-10	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-3 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	99In Stock	$14.70 $13.19 $12.67 $11.39 View $10.18 $10.01 $9.96 Quote	Min.: 1 Mult.: 1	6 VA	115 VAC, 230 VAC	10 V CT/5 V	Through Hole
Power Transformers - Industrial TRANSFORMER POWER ISO DU DU-1/4 Bel Signal Transformer 1: $204.79 11In Stock	Mfr. Part # DU-1/4 Mouser Part # 530-DU-1/4	Bel Signal Transformer	Power Transformers - Industrial TRANSFORMER POWER ISO DU Learn More about Bel Signal Transformer bel du su transformers	Datasheet	11In Stock	$204.79 $198.85 $181.74	Min.: 1 Mult.: 1	250 VA	104 VAC/110 VAC/120 VAC/208 VAC/220 VAC/230 VAC/240 VAC	0 V/0 V/104 V/110 V/120 V/208 V/220 V/240 V	Chassis
Power Transformers - Board Mount TRANS INTL FLAT HEAD IF-10 IF-10-30 Bel Signal Transformer 1: $36.97 40In Stock	Mfr. Part # IF-10-30 Mouser Part # 530-IF-10-30	Bel Signal Transformer	Power Transformers - Board Mount TRANS INTL FLAT HEAD IF-10 Learn More about Bel Signal Transformer bel if international flathead transformers	Datasheet	40In Stock	$36.97 $32.53 $29.13 $29.12 View $29.11 Quote	Min.: 1 Mult.: 1	10 VA	115 VAC, 230 VAC	30 V CT/15 V	Through Hole
Power Transformers - Board Mount TRANS FLAT HEAD LP-24 LP-30-85 Bel Signal Transformer 1: $19.67 79In Stock	Mfr. Part # LP-30-85 Mouser Part # 530-LP-30-85	Bel Signal Transformer	Power Transformers - Board Mount TRANS FLAT HEAD LP-24 Learn More about Bel Signal Transformer signal transformer lp transformers	Datasheet	79In Stock	$19.67 $17.72 $16.99 $15.64 View $15.63 $14.20 $14.05 Quote	Min.: 1 Mult.: 1	2 VA	115 VAC, 230 VAC	30 V CT/15 V	Through Hole
Power Transformers - Board Mount TRANSFORMER POWER PC-2 PC-120-10 Bel Signal Transformer 1: $19.10 51In Stock	Mfr. Part # PC-120-10 Mouser Part # 530-PC-120-10	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER PC-2 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	51In Stock	$19.10 $17.21 $16.50 $15.06 $13.79	Min.: 1 Mult.: 1	1.2 VA	115 VAC	120 V CT/60 V	Through Hole
Power Transformers - Board Mount 5VIN 5VOUT 200MA 1500VDC 6PIN 78253/55JC-R Murata Power Solutions 1: $4.00 500In Stock 500Expected 12/28/2026	Mfr. Part # 78253/55JC-R Mouser Part # 580-78253/55JC-R	Murata Power Solutions	Power Transformers - Board Mount 5VIN 5VOUT 200MA 1500VDC 6PIN Learn More about Murata Power Solutions Murata78253J	Datasheet	500In Stock 500Expected 12/28/2026	Cut Tape $4.00 $3.62 $3.07 $2.97 View Reel $2.63 $2.88 $2.86 $2.63 MouseReel Available	Min.: 1 Mult.: 1 : 500	1 W	5 V	5 V	SMD/SMT
Audio Transformers / Signal Transformers M12 TRANS 1000BASE-T X ANG W/ POE+ 21033814822 HARTING 1: $40.61 28In Stock	Mfr. Part # 21033814822 Mouser Part # 617-21033814822	HARTING	Audio Transformers / Signal Transformers M12 TRANS 1000BASE-T X ANG W/ POE+ Learn More about HARTING m12 magnetics connectors	Datasheet	28In Stock	$40.61 $40.60 $38.78 $38.47 View Quote	Min.: 1 Mult.: 1
Power Transformers - Board Mount HCT Transformer, 10mm CR, 4+4PIN, 4.2kVAC,-40 to 125 C HCTSM100304FL-E Bourns 1: $5.76 3,642In Stock	Mfr. Part # HCTSM100304FL-E Mouser Part # 652-HCTSM100304FL-E	Bourns	Power Transformers - Board Mount HCT Transformer, 10mm CR, 4+4PIN, 4.2kVAC,-40 to 125 C Learn More about Bourns hctsm100304fl transformer	Datasheet	3,642In Stock	Cut Tape $5.76 $4.92 $4.71 $4.58 View Reel $3.94 $4.44 $4.26 $4.12 $3.99 $3.94 MouseReel Available	Min.: 1 Mult.: 1 : 2,000				SMD/SMT
Current Transformers - Board Mount Current Sense transformer, 20A, EE5, 3000uH PCS020-EE0503KS Bourns 1: $4.34 777In Stock	Mfr. Part # PCS020-EE0503KS Mouser Part # 652-PCS020-EE0503KS	Bourns	Current Transformers - Board Mount Current Sense transformer, 20A, EE5, 3000uH Learn More about Bourns pcs current sense transformers	Datasheet	777In Stock	Cut Tape $4.34 $3.92 $3.57 $3.46 View Reel $2.88 $3.36 $3.33 $3.29 $3.21 $2.88 MouseReel Available	Min.: 1 Mult.: 1 : 4,000				SMD/SMT
Current Transformers - Board Mount Current Sense transformer, 20A, EE5, 81uH PCS020-EE05081S Bourns 1: $4.34 691In Stock	Mfr. Part # PCS020-EE05081S Mouser Part # 652-PCS020-EE05081S	Bourns	Current Transformers - Board Mount Current Sense transformer, 20A, EE5, 81uH Learn More about Bourns pcs current sense transformers	Datasheet	691In Stock	Cut Tape $4.34 $3.92 $3.57 $3.47 View Reel $2.88 $3.36 $3.34 $3.29 $3.21 $2.88 MouseReel Available	Min.: 1 Mult.: 1 : 4,000				SMD/SMT
Pulse Transformers PLANAR 1:1.25:1.25 S High Side / 1200V MGDT100125-SM Vishay / Dale 1: $13.42 139In Stock	Mfr. Part # MGDT100125-SM Mouser Part # 70-MGDT100125-SM	Vishay / Dale	Pulse Transformers PLANAR 1:1.25:1.25 S High Side / 1200V Learn More about Vishay / Dale vishay mgdt transformers	Datasheet	139In Stock	$13.42 $11.65 $11.17 $10.82 View $10.28 $9.57 $9.35 $9.20	Min.: 1 Mult.: 1
Power Transformers - Board Mount WE-FLEX Flexible Transformer for DC/DC Converter 749196511 Wurth Elektronik 1: $10.67 105In Stock	Mfr. Part # 749196511 Mouser Part # 710-749196511	Wurth Elektronik	Power Transformers - Board Mount WE-FLEX Flexible Transformer for DC/DC Converter Learn More about Wurth Elektronik wurthWEFLEXTransformer	Datasheet	105In Stock	Cut Tape $10.67 $10.20 $9.02 Reel $8.55	Min.: 1 Mult.: 1 : 120
Power Transformers - Board Mount WE-FLEX Trnsfmr HV 22.3uH .93A 749196518 Wurth Elektronik 1: $12.36 179In Stock	Mfr. Part # 749196518 Mouser Part # 710-749196518	Wurth Elektronik	Power Transformers - Board Mount WE-FLEX Trnsfmr HV 22.3uH .93A Learn More about Wurth Elektronik wurthWEFLEXTransformer	Datasheet	179In Stock	Cut Tape $12.36 $12.35 $12.34 $11.12 Reel $9.39 View $8.60 $7.82 $7.04 Quote MouseReel Available	Min.: 1 Mult.: 1 : 120				SMD/SMT
Current Transformers - Board Mount WE-CST 400uH 7A 1:70 DCR=4.6ohms 749252070 Wurth Elektronik 1: $2.49 1,936In Stock	Mfr. Part # 749252070 Mouser Part # 710-749252070	Wurth Elektronik	Current Transformers - Board Mount WE-CST 400uH 7A 1:70 DCR=4.6ohms Learn More about Wurth Elektronik wurth current sense transformers	Datasheet	1,936In Stock	Cut Tape $2.49 $2.21 $2.05 $1.88 $1.73 Reel $1.63 MouseReel Available	Min.: 1 Mult.: 1 : 2,000				PCB Mount
Power Transformers - Board Mount MID-OLTI LM5023 400 uH 65.2 W 750313417 Wurth Elektronik 1: $17.80 195In Stock	Mfr. Part # 750313417 Mouser Part # 710-750313417	Wurth Elektronik	Power Transformers - Board Mount MID-OLTI LM5023 400 uH 65.2 W Learn More about Wurth Elektronik wurth electronics ac dc converter transformers	Datasheet	195In Stock	Cut Tape $17.80 $16.43 Reel $16.43 $11.30 MouseReel Available	Min.: 1 Mult.: 1 : 100	65.2 W	85 VAC to 265 VAC	19 V	SMD/SMT
Power Transformers - Board Mount MID-OLLT LT3798 180 uH 108 W 750811351 Wurth Elektronik 1: $14.85 141In Stock 1,000Expected 12/17/2026	Mfr. Part # 750811351 Mouser Part # 710-750811351	Wurth Elektronik	Power Transformers - Board Mount MID-OLLT LT3798 180 uH 108 W Learn More about Wurth Elektronik wurth electronics ac dc converter transformers	Datasheet	141In Stock 1,000Expected 12/17/2026	$14.85 $14.66 $13.74 $12.37	Min.: 1 Mult.: 1	108 W	85 VAC to 265 VAC	36 V	Through Hole
Audio Transformers / Signal Transformers 45 to 1218Mhz 1:2.78 Transformer RFXF0008HSR Qorvo 1: $6.00 168In Stock	Mfr. Part # RFXF0008HSR Mouser Part # 772-RFXF0008HSR	Qorvo	Audio Transformers / Signal Transformers 45 to 1218Mhz 1:2.78 Transformer	Datasheet	168In Stock	Cut Tape $6.00 $5.95 $5.51 Reel $4.50 MouseReel Available	Min.: 1 Mult.: 1 : 100	2 W
Power Transformers - Board Mount THROUGH HOLE 2.4VA 3FS-320 Tamura 1: $5.59 261In Stock	Mfr. Part # 3FS-320 Mouser Part # 838-3FS-320	Tamura	Power Transformers - Board Mount THROUGH HOLE 2.4VA	Datasheet	261In Stock	$5.59 $4.85 $4.66 $3.65 View $3.55 $3.53 $3.48 $3.40	Min.: 1 Mult.: 1	2.4 VA	115 VAC	10 V/20 V	Through Hole
Power Transformers - Board Mount POWER TRANSFORMER THROUGH 2.5VA PL2.5-20-130B Tamura 1: $7.97 219In Stock	Mfr. Part # PL2.5-20-130B Mouser Part # 838-PL2.5-20-130B	Tamura	Power Transformers - Board Mount POWER TRANSFORMER THROUGH 2.5VA	Datasheet	219In Stock	$7.97 $7.80 $7.79 $7.74 View $6.29 $6.07 $5.91	Min.: 1 Mult.: 1	2.5 VA			Through Hole
Audio Transformers / Signal Transformers 5-90MHz Imp. 1:9 IL 1.3dB -40C +85C MABA-010181-CF9A40 MACOM 1: $3.11 1,663In Stock	Mfr. Part # MABA-010181-CF9A40 Mouser Part # 937-MABA010181CF9A40	MACOM	Audio Transformers / Signal Transformers 5-90MHz Imp. 1:9 IL 1.3dB -40C +85C Learn More about MACOM mabakit	Datasheet	1,663In Stock	Cut Tape $3.11 $2.53 $2.43 $2.27 Reel $1.94 View $2.18 $2.13 $2.03 $1.72 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	631 mW
Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC 100B-1003FX iNRCORE 1: $32.02 2In Stock 80On Order	Mfr. Part # 100B-1003FX Mouser Part # 673-100B-1003FX	iNRCORE	Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC	Datasheet	2In Stock 80On Order	$32.02 $28.54 $24.86 $24.58 View $24.31 $24.06 Quote	Min.: 1 Mult.: 1
Power Transformers - Board Mount POE transformer, 25W, EFD20, 5V POE025-FD20050S Bourns 1: $5.31 488In Stock	Mfr. Part # POE025-FD20050S Mouser Part # 652-POE025-FD20050S	Bourns	Power Transformers - Board Mount POE transformer, 25W, EFD20, 5V Learn More about Bourns poe dcdc transformers	Datasheet	488In Stock	Cut Tape $5.31 $4.35 $3.57 $3.46 Reel $3.33 View $3.36 $3.30 $3.20 $2.95 MouseReel Available	Min.: 1 Mult.: 1 : 300		5 V		SMD/SMT