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Transformers

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

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Power Rating	Mounting Style
Power Transformers - Board Mount 4CT:5CT Iso4000V Push Pull AEC-Q200 PM2155.045NLT Pulse Electronics 1: £2.51 965In Stock	Mfr. Part No. PM2155.045NLT Mouser Part No 673-PM2155.045NLT	Pulse Electronics	Power Transformers - Board Mount 4CT:5CT Iso4000V Push Pull AEC-Q200 Learn More about Pulse Electronics pulse pm21x aec q200 transformers	Datasheet	965In Stock	Cut Tape £2.51 £2.28 £2.13 £2.07 Reel £1.79 View £2.01 £1.57 £1.41	Min.: 1 Mult.: 1 : 300			SMD/SMT
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port TX1099NLT Pulse Electronics 1: £4.34 488In Stock	Mfr. Part No. TX1099NLT Mouser Part No 673-TX1099NL673-T	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port	Datasheet	488In Stock	Cut Tape £4.34 £3.68 £3.53 £3.41 Reel £2.62 View £3.31 £2.84 £2.45 MouseReel Available	Min.: 1 Mult.: 1 : 600
Audio Transformers / Signal Transformers 7uH 3KV 1:1:2 2% AEC-Q200 BX6152NL Pulse Electronics 1: £3.27 752In Stock	Mfr. Part No. BX6152NL Mouser Part No 673-BX6152NL	Pulse Electronics	Audio Transformers / Signal Transformers 7uH 3KV 1:1:2 2% AEC-Q200 Learn More about Pulse Electronics bm bmu bx transformers	Datasheet	752In Stock	£3.27 £2.95 £2.68 £2.58 View £2.50 £2.36 £1.98 £1.97	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 1-Port H5019NL Pulse Electronics 1: £8.21 184In Stock	Mfr. Part No. H5019NL Mouser Part No 673-H5019NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 1-Port Learn More about Pulse Electronics pulselantrans	Datasheet	184In Stock	£8.21 £7.30 £6.99 £6.84 View £6.68 £6.32 £5.88 £5.73 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers HDBase-T SMD PoE+ 180uH 1-Port HD8005FNL Pulse Electronics 1: £6.85 315In Stock	Mfr. Part No. HD8005FNL Mouser Part No 673-HD8005FNL	Pulse Electronics	Audio Transformers / Signal Transformers HDBase-T SMD PoE+ 180uH 1-Port Learn More about Pulse Electronics pulse hdbaset transformers	Datasheet	315In Stock	£6.85 £6.45 £6.40 £5.98 View £5.30 £4.78	Min.: 1 Mult.: 1		100 W
Current Transformers - Board Mount SMD Current Sense AEC-Q200 1:40 Xfmr PA1005.040QNLT Pulse Electronics 1: £1.47 2,351In Stock	Mfr. Part No. PA1005.040QNLT Mouser Part No 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	2,351In Stock	Cut Tape £1.47 £1.33 £1.22 £1.19 Reel £1.05 View £1.15 £1.13 £1.09 £0.796 MouseReel Available	Min.: 1 Mult.: 1 : 900
Power Transformers - Board Mount 6W 21.8uH 200-700kHz 10-14V Flyback PA4470.006NLT Pulse Electronics 1: £3.35 625In Stock	Mfr. Part No. PA4470.006NLT Mouser Part No 673-PA4470.006NLT	Pulse Electronics	Power Transformers - Board Mount 6W 21.8uH 200-700kHz 10-14V Flyback Learn More about Pulse Electronics pulse high frequency transformers	Datasheet	625In Stock	Cut Tape £3.35 £3.03 £2.77 £2.69 Reel £2.27 View £2.60 £2.27 £2.06 £2.03 MouseReel Available	Min.: 1 Mult.: 1 : 700		1.8 W
Power Transformers - Board Mount 2CT:1CT Iso5000V SMT 5kVrms AEC-Q200 PM2190.021NLT Pulse Electronics 1: £2.64 562In Stock	Mfr. Part No. PM2190.021NLT Mouser Part No 673-PM2190.021NLT	Pulse Electronics	Power Transformers - Board Mount 2CT:1CT Iso5000V SMT 5kVrms AEC-Q200 Learn More about Pulse Electronics pulse pm21x aec q200 transformers	Datasheet	562In Stock	Cut Tape £2.64 £2.38 £2.23 £2.17 Reel £1.81 View £1.97 £1.68 £1.60 £1.58	Min.: 1 Mult.: 1 : 150			SMD/SMT
Pulse Transformers TRANSFORMER PBC QPL THT MIL-STD-1553 Q1553-22 iNRCORE 1: £44.78 68In Stock	Mfr. Part No. Q1553-22 Mouser Part No 673-Q1553-22	iNRCORE	Pulse Transformers TRANSFORMER PBC QPL THT MIL-STD-1553	Datasheet	68In Stock	£44.78 £40.27 £36.06 £35.72 View £35.71 Quote	Min.: 1 Mult.: 1	No		Through Hole
Audio Transformers / Signal Transformers MODEM TRANSFORMERS 75Ohm Prim. DCR 95Ohm sec TTC-142-2 Tamura 1: £3.64 540In Stock	Mfr. Part No. TTC-142-2 Mouser Part No 838-TTC-142-2	Tamura	Audio Transformers / Signal Transformers MODEM TRANSFORMERS 75Ohm Prim. DCR 95Ohm sec	Datasheet	540In Stock	£3.64 £3.36 £3.32 £3.14 View £3.08 £3.06	Min.: 1 Mult.: 1	No
Audio Transformers / Signal Transformers Genesus -40/+85C Mini 1G For MiniPhy TG111-MSCHPLF HALO Electronics 1: £11.98 62In Stock	Mfr. Part No. TG111-MSCHPLF Mouser Part No 493-TG111-MSCHPLF	HALO Electronics	Audio Transformers / Signal Transformers Genesus -40/+85C Mini 1G For MiniPhy Learn More about HALO Electronics halo gigabit ethernet transformers	Datasheet	62In Stock	£11.98 £7.71 £5.09 £4.27 View £3.99 £3.88	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 120uH .3Ohms 1-Port HM6098FNL Pulse Electronics 1: £7.20 16In Stock	Mfr. Part No. HM6098FNL Mouser Part No 673-HM6098FNL	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 120uH .3Ohms 1-Port Learn More about Pulse Electronics pulse automotive communications	Datasheet	16In Stock	£7.20 £5.67 £5.43 £5.26 View £5.10 £4.83 £4.72 £4.58	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers B0570 for NCP101X 15uH 12 V 1.25 A B0570-BL Coilcraft 1: £7.19 55In Stock	Mfr. Part No. B0570-BL Mouser Part No 994-B0570-BL	Coilcraft	Audio Transformers / Signal Transformers B0570 for NCP101X 15uH 12 V 1.25 A Learn More about Coilcraft power magnetics	Datasheet	55In Stock	£7.19 £6.08 £5.84 £5.53 View £5.35 £5.25 £5.08 £4.92	Min.: 1 Mult.: 1		15 W
Audio Transformers / Signal Transformers C1586 TI LM5070 13uH 12 V 1.08 A C1586-ALD Coilcraft 1: £3.71 67In Stock	Mfr. Part No. C1586-ALD Mouser Part No 994-C1586-ALD	Coilcraft	Audio Transformers / Signal Transformers C1586 TI LM5070 13uH 12 V 1.08 A Learn More about Coilcraft power magnetics	Datasheet	67In Stock	Cut Tape £3.71 £2.80 £2.67 £2.50 Reel £2.29 View £2.38 £2.22 £2.15 MouseReel Available	Min.: 1 Mult.: 1 : 175		13 W
Current Transformers - Board Mount CST2 1:125 20A 3KuH AEC-Q200 CST2-125LC Coilcraft 1: £2.62 68In Stock 250Expected 06/11/2026	Mfr. Part No. CST2-125LC Mouser Part No 994-CST2-125LC	Coilcraft	Current Transformers - Board Mount CST2 1:125 20A 3KuH AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	68In Stock 250Expected 06/11/2026	Cut Tape £2.62 £2.14 £2.03 Reel £1.73 £1.70 View £1.63 £1.62 MouseReel Available	Min.: 1 Mult.: 1 : 250
Audio Transformers / Signal Transformers FA2925 SMT Flyback For Si341, Si3402 FA2925-ALD Coilcraft 1: £3.77 85In Stock	Mfr. Part No. FA2925-ALD Mouser Part No 994-FA2925-ALD	Coilcraft	Audio Transformers / Signal Transformers FA2925 SMT Flyback For Si341, Si3402 Learn More about Coilcraft power magnetics	Datasheet	85In Stock	Cut Tape £3.77 £2.85 £2.71 £2.54 Reel £2.32 View £2.42 £2.24 £2.17 MouseReel Available	Min.: 1 Mult.: 1 : 175		15 W
Audio Transformers / Signal Transformers GA3172 Flyback For PIC16HV785 GA3172-AL Coilcraft 1: £5.57 1In Stock	Mfr. Part No. GA3172-AL Mouser Part No 994-GA3172-AL	Coilcraft	Audio Transformers / Signal Transformers GA3172 Flyback For PIC16HV785 Learn More about Coilcraft power magnetics	Datasheet	1In Stock	£5.57 £4.61 £4.43 £4.29 View £4.16 £3.99 £3.86 £3.74	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers POE13P Flyback PoE 13uH 19.5 V 0.67 A POE13P-19LD Coilcraft 1: £2.72 95In Stock	Mfr. Part No. POE13P-19LD Mouser Part No 994-POE13P-19LD	Coilcraft	Audio Transformers / Signal Transformers POE13P Flyback PoE 13uH 19.5 V 0.67 A Learn More about Coilcraft poexp flyback transformers	Datasheet	95In Stock	Cut Tape £2.72 £2.06 £1.96 £1.83 Reel £1.68 View £1.75 £1.62 £1.58 MouseReel Available	Min.: 1 Mult.: 1 : 175
Audio Transformers / Signal Transformers Forward PoE 72W 100uH 12V 15% POE72PR-12ED Coilcraft 1: £4.79 177In Stock	Mfr. Part No. POE72PR-12ED Mouser Part No 994-POE72PR-12ED	Coilcraft	Audio Transformers / Signal Transformers Forward PoE 72W 100uH 12V 15% Learn More about Coilcraft flyback forward poe transformers	Datasheet	177In Stock	Cut Tape £4.79 £3.61 £3.44 £3.22 Reel £2.95 View £3.08 £2.85 £2.76 MouseReel Available	Min.: 1 Mult.: 1 : 150		72 W
Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.080-450 MHz PWB-1-ALC Coilcraft 1: £2.60 149In Stock	Mfr. Part No. PWB-1-ALC Mouser Part No 994-PWB-1-ALC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.080-450 MHz	Datasheet	149In Stock	Cut Tape £2.60 £1.96 £1.89 Reel £1.61 £1.55 £1.51 MouseReel Available	Min.: 1 Mult.: 1 : 250
Audio Transformers / Signal Transformers PWB Wideband RF 1:16 0.050-80 MHz PWB-16-ALC Coilcraft 1: £4.02 235In Stock	Mfr. Part No. PWB-16-ALC Mouser Part No 994-PWB-16-ALC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:16 0.050-80 MHz	Datasheet	235In Stock	Cut Tape £4.02 £3.03 £2.88 £2.71 Reel £2.47 View £2.58 £2.39 £2.32 MouseReel Available	Min.: 1 Mult.: 1 : 250
Power Transformers - Board Mount Q4438 Flybck Regltor 12 V, -12 V 0.63 A Q4438-BL Coilcraft 1: £4.67 302In Stock 210Expected 16/11/2026	Mfr. Part No. Q4438-BL Mouser Part No 994-Q4438-BL	Coilcraft	Power Transformers - Board Mount Q4438 Flybck Regltor 12 V, -12 V 0.63 A Learn More about Coilcraft power magnetics	Datasheet	302In Stock 210Expected 16/11/2026	£4.67 £3.74 £3.59 £3.48 View £3.37 £3.24 £3.13 £3.03 £2.92	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec SWB3010-PCL Coilcraft 1: £3.08 18In Stock	Mfr. Part No. SWB3010-PCL Mouser Part No 994-SWB3010-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	18In Stock	£3.08 £2.33 £2.22 £2.07 View £1.97 £1.90 £1.84 £1.78	Min.: 1 Mult.: 1		250 mW (1/4 W)
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB9-1L Coilcraft 1: £4.42 78In Stock	Mfr. Part No. WB9-1L Mouser Part No 994-WB9-1L	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	78In Stock	£4.42 £3.33 £3.17 £2.98 View £2.83 £2.72 £2.64 £2.55	Min.: 1 Mult.: 1		250 mW (1/4 W)
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:1 0.400-600 MHz WBC1-1LC Coilcraft 1: £3.69 45In Stock 1,500Expected 02/11/2026	Mfr. Part No. WBC1-1LC Mouser Part No 994-WBC1-1LC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:1 0.400-600 MHz	Datasheet	45In Stock 1,500Expected 02/11/2026	Cut Tape £3.69 £3.52 £2.72 £2.58 £2.54 Reel £2.44 MouseReel Available	Min.: 1 Mult.: 1 : 750		250 mW