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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 (HKD) 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 SPLIT-TRAN DST-2 DST-2-56 Bel Signal Transformer 1: HK$112.12 34In Stock	Mfr. Part No. DST-2-56 Mouser Part No 530-DST-2-56	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	34In Stock	HK$112.12 HK$95.35 HK$91.49 HK$87.46 HK$74.23	Min.: 1 Mult.: 1	1.1 VA	115 VAC, 230 VAC	56 V CT/28 V	Through Hole
Power Transformers - Board Mount MAX250 TRANS 4KVDC 2.5MH DIP 78250JVC-R Murata Power Solutions 1: HK$41.76 191In Stock 500Expected 5/4/2027	Mfr. Part No. 78250JVC-R Mouser Part No 580-78250JVC-R	Murata Power Solutions	Power Transformers - Board Mount MAX250 TRANS 4KVDC 2.5MH DIP Learn More about Murata Power Solutions Murata78250J	Datasheet	191In Stock 500Expected 5/4/2027	Cut Tape HK$41.76 HK$33.46 HK$32.14 HK$31.65 Reel HK$26.80 MouseReel Available	Min.: 1 Mult.: 1 : 500				SMD/SMT
Power Transformers - Industrial 0.150KVA 208/240/415-120/24 E150TC SolaHD 1: HK$2,059.11 1In Stock	Mfr. Part No. E150TC Mouser Part No 663-E150TC	SolaHD	Power Transformers - Industrial 0.150KVA 208/240/415-120/24	Datasheet	1In Stock	HK$2,059.11 HK$2,053.36	Min.: 1 Mult.: 1	150 VA	208 V, 240 V, 415 V	24 V, 120 V	Bracket Mount
Power Transformers - Board Mount WE-UNIT Offline 245uH .21A 1.2Ohm 7491181024 Wurth Elektronik 1: HK$61.65 108In Stock	Mfr. Part No. 7491181024 Mouser Part No 710-7491181024	Wurth Elektronik	Power Transformers - Board Mount WE-UNIT Offline 245uH .21A 1.2Ohm Learn More about Wurth Elektronik wurthWEUNITTransformer	Datasheet	108In Stock	HK$61.65 HK$54.25 HK$51.38 HK$48.58 View HK$44.72 HK$43.48	Min.: 1 Mult.: 1	3 W	85 VAC to 265 VAC	24 V	Through Hole
Power Transformers - Board Mount WE-FB LT3748 12 uH 30 W 750311600 Wurth Elektronik 1: HK$96.34 114In Stock	Mfr. Part No. 750311600 Mouser Part No 710-750311600	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 12 uH 30 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	114In Stock	Cut Tape HK$96.34 HK$90.26 Reel HK$90.26 HK$70.61 MouseReel Available	Min.: 1 Mult.: 1 : 125	30 W	30 V to 75 V	15 V	SMD/SMT
Power Transformers - Board Mount MID-OLRM 85-265V 44-77kHz 7508112349 Wurth Elektronik 1: HK$80.31 91In Stock 79Expected 9/11/2026	Mfr. Part No. 7508112349 Mouser Part No 710-7508112349	Wurth Elektronik	Power Transformers - Board Mount MID-OLRM 85-265V 44-77kHz Learn More about Wurth Elektronik wurth electronics ac dc converter transformers	Datasheet	91In Stock 79Expected 9/11/2026	HK$80.31 HK$79.32 HK$74.31 HK$66.91 View HK$59.43 Quote	Min.: 1 Mult.: 1	26.4 W	85 VAC to 265 VAC	12 V	Through Hole
Current Transformers - Industrial Current Transformer 1000/5 amp CT1000/5 ATC Diversified Electronics 1: HK$410.01 1In Stock	Mfr. Part No. CT1000/5 Mouser Part No 830-T1000/5	ATC Diversified Electronics	Current Transformers - Industrial Current Transformer 1000/5 amp Learn More about ATC Diversified Electronics atc diversified ct current transformers	Datasheet	1In Stock	HK$410.01 HK$358.47 HK$345.49 HK$331.02 View HK$321.24 HK$311.78 Quote	Min.: 1 Mult.: 1	15 VA			Free Hanging
Power Transformers - Board Mount THROUGH HOLE 2.4VA 3FS-356 Tamura 1: HK$49.81 44In Stock	Mfr. Part No. 3FS-356 Mouser Part No 838-3FS-356	Tamura	Power Transformers - Board Mount THROUGH HOLE 2.4VA	Datasheet	44In Stock	HK$49.81 HK$42.33 HK$40.69 HK$37.73 View HK$34.69 HK$30.99 HK$30.33 HK$29.76 HK$29.35	Min.: 1 Mult.: 1	2.4 VA	115 VAC	28 V/56 V	Through Hole
Power Transformers - Industrial CONTROL TRANSFORMER,350VA,550/575/600-11 MT0350E Siemens 1: HK$3,582.28 1In Stock	Mfr. Part No. MT0350E Mouser Part No 982-MT0350E	Siemens	Power Transformers - Industrial CONTROL TRANSFORMER,350VA,550/575/600-11	Datasheet	1In Stock	HK$3,582.28	Min.: 1 Mult.: 1
Pulse Transformers Interface Transf PTH 2:1/1:2 4.6mH T60403-Y4021-X123 Vacuumschmelze 1: HK$41.18 10,893In Stock	Mfr. Part No. T60403-Y4021-X123 Mouser Part No 983-T60403-Y4021X123	Vacuumschmelze	Pulse Transformers Interface Transf PTH 2:1/1:2 4.6mH Learn More about Vacuumschmelze VAC transformers	Datasheet	10,893In Stock	HK$41.18 HK$33.70 HK$27.70 HK$26.88 View HK$26.06 HK$25.81 HK$25.65 HK$24.82 HK$23.51	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 120W POE Planar 3.3V 36A 50uH POE120PL-33L Coilcraft Restricted Availability	Mfr. Part No. POE120PL-33L Mouser Part No 994-POE120PL-33L	Coilcraft	Audio Transformers / Signal Transformers 120W POE Planar 3.3V 36A 50uH Learn More about Coilcraft poe120pl planar transformers Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	120 W
Audio Transformers / Signal Transformers TC XFMR / SURF MT / HAT RoHS TC9-1-75X+ Mini-Circuits 1: HK$34.77 454In Stock	Mfr. Part No. TC9-1-75X+ Mouser Part No 139-TC9-1-75X	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MT / HAT RoHS	Datasheet	454In Stock	Cut Tape HK$34.77 HK$25.32 HK$23.92 Reel HK$20.22 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TCM3-1TX+ Mini-Circuits 1: HK$27.95 581In Stock	Mfr. Part No. TCM3-1TX+ Mouser Part No 139-TCM3-1TX	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Learn More about Mini-Circuits mini circuits tcm transformers	Datasheet	581In Stock	Cut Tape HK$27.95 HK$18.58 HK$17.59 Reel HK$17.51 HK$16.03 HK$14.80 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers T1/E1 Quatra SMD 40P QuadPort ISO MOD TG49-LVL1NXRL HALO Electronics 1: HK$129.47 273In Stock	Mfr. Part No. TG49-LVL1NXRL Mouser Part No 493-TG49-LVL1NXRL	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 Quatra SMD 40P QuadPort ISO MOD Learn More about HALO Electronics halo telecom transformers	Datasheet	273In Stock	HK$129.47 HK$37.07 HK$36.25	Min.: 1 Mult.: 1
Power Transformers - Board Mount LOW PROF INTL TRANS 18-LPI 10-250-LPI Bel Signal Transformer 1: HK$243.07 47In Stock	Mfr. Part No. 10-250-LPI Mouser Part No 530-10-250-LPI	Bel Signal Transformer	Power Transformers - Board Mount LOW PROF INTL TRANS 18-LPI	Datasheet	47In Stock	HK$243.07 HK$204.18 HK$186.51 HK$183.14 Quote Quote	Min.: 1 Mult.: 1	2.5 VA	115 VAC, 230 VAC	10 V CT/5 V	Through Hole
Power Transformers - Board Mount TRANSFORMER ONE-4-ALL 20VA 14A-20-16 Bel Signal Transformer 1: HK$141.22 101In Stock	Mfr. Part No. 14A-20-16 Mouser Part No 530-14A-20-16	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER ONE-4-ALL 20VA Learn More about Bel Signal Transformer signal transformer 14a transformers	Datasheet	101In Stock	HK$141.22 HK$121.74 HK$116.48 HK$112.86 View HK$101.85 HK$93.71 HK$93.30 Quote	Min.: 1 Mult.: 1	20 VA	115 VAC, 230 VAC	16 V CT/8 V	Through Hole
Power Transformers - Board Mount LOW PROF INTL TRANS 2-LPI 20-300-LPI Bel Signal Transformer 1: HK$237.48 44In Stock	Mfr. Part No. 20-300-LPI Mouser Part No 530-20-300-LPI	Bel Signal Transformer	Power Transformers - Board Mount LOW PROF INTL TRANS 2-LPI	Datasheet	44In Stock	HK$237.48 HK$199.42 HK$182.73 HK$179.28 Quote Quote	Min.: 1 Mult.: 1	6 VA	115 VAC, 230 VAC	20 V CT/10 V	Through Hole
Power Transformers - Industrial TRAN TWO-FOR-ONE 6 W/LEADS 241-6-20 Bel Signal Transformer 1: HK$185.61 59In Stock	Mfr. Part No. 241-6-20 Mouser Part No 530-241-6-20	Bel Signal Transformer	Power Transformers - Industrial TRAN TWO-FOR-ONE 6 W/LEADS Learn More about Bel Signal Transformer signal transformer two 4 one power transformers	Datasheet	59In Stock	HK$185.61 HK$172.13 HK$165.88 HK$150.51 View HK$140.73 Quote	Min.: 1 Mult.: 1	30 VA	115 VAC	20 V CT	Chassis
Power Transformers - Industrial TRANSFORMER TWO-FOR-ONE DP 4 DP-241-4-48L Bel Signal Transformer 1: HK$159.30 99In Stock	Mfr. Part No. DP-241-4-48L Mouser Part No 530-DP-241-4-48L	Bel Signal Transformer	Power Transformers - Industrial TRANSFORMER TWO-FOR-ONE DP 4 Learn More about Bel Signal Transformer signal transformer two 4 one power transformers	Datasheet	99In Stock	HK$159.30 HK$143.77 HK$137.93 HK$115.74 View HK$115.57 HK$115.24 Quote	Min.: 1 Mult.: 1	6 VA	115 VAC, 230 VAC	48 V CT	Chassis
Power Transformers - Board Mount TRANS INTL FLAT HEAD IF-10 IF-10-230 Bel Signal Transformer 1: HK$302.91 38In Stock	Mfr. Part No. IF-10-230 Mouser Part No 530-IF-10-230	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	38In Stock	HK$302.91 HK$266.66 HK$238.71 HK$238.63 View HK$238.54 Quote	Min.: 1 Mult.: 1	10 VA	115 VAC, 230 VAC	230 V CT/115 V	Through Hole
Power Transformers - Board Mount TRANSFORMER MICRO PROCESS MPC MPC-Y-12 Bel Signal Transformer 1: HK$225.56 39In Stock	Mfr. Part No. MPC-Y-12 Mouser Part No 530-MPC-Y-12	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER MICRO PROCESS MPC Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	39In Stock	HK$225.56 HK$210.60 HK$193.09 HK$189.47 View HK$189.39 Quote	Min.: 1 Mult.: 1	24 VA	115 VAC	5 V/12 V	Through Hole
Power Transformers - Board Mount TRANSFORMER POWER PC-6 PC-24-180 Bel Signal Transformer 1: HK$170.57 89In Stock	Mfr. Part No. PC-24-180 Mouser Part No 530-PC-24-180	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER PC-6 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	89In Stock	HK$170.57 HK$146.15 HK$140.23 HK$135.71 View HK$122.07 HK$117.71 HK$115.49	Min.: 1 Mult.: 1	4.4 VA	115 VAC	24 V CT/12 V	Through Hole
Power Transformers - Board Mount PoE EP7 Core SPOE3-1212 Bel Signal Transformer 1: HK$32.88 886In Stock	Mfr. Part No. SPOE3-1212 Mouser Part No 530-SPOE3-1212	Bel Signal Transformer	Power Transformers - Board Mount PoE EP7 Core Learn More about Bel Signal Transformer s spoe smt transformers	Datasheet	886In Stock	Cut Tape HK$32.88 HK$28.93 HK$25.40 HK$24.58 Reel HK$19.23 View HK$19.97 HK$18.82	Min.: 1 Mult.: 1 : 350
Power Transformers - Board Mount PoE EP7 Core SPOE3-3308 Bel Signal Transformer 1: HK$24.74 4,520In Stock	Mfr. Part No. SPOE3-3308 Mouser Part No 530-SPOE3-3308	Bel Signal Transformer	Power Transformers - Board Mount PoE EP7 Core Learn More about Bel Signal Transformer s spoe smt transformers	Datasheet	4,520In Stock	Cut Tape HK$24.74 HK$22.03 HK$20.55 HK$19.89 Reel HK$18.08 View HK$19.32 HK$15.29 HK$14.71 HK$14.22	Min.: 1 Mult.: 1 : 350
Current Transformers - Board Mount Current Sense transformer, 20A, EE5, 320uH PCS020-EE05320S Bourns 1: HK$43.65 894In Stock	Mfr. Part No. PCS020-EE05320S Mouser Part No 652-PCS020-EE05320S	Bourns	Current Transformers - Board Mount Current Sense transformer, 20A, EE5, 320uH Learn More about Bourns pcs current sense transformers	Datasheet	894In Stock	Cut Tape HK$43.65 HK$35.76 HK$29.35 HK$28.44 View Reel HK$23.67 HK$27.62 HK$27.37 HK$27.21 HK$26.39 HK$23.67 MouseReel Available	Min.: 1 Mult.: 1 : 4,000				SMD/SMT