Transformers

 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.
Results: 22,132
Select 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 Primary Voltage Rating Secondary Voltage Rating Mounting Style
Bel Signal Transformer Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 37In Stock
£13.96
£12.36
£10.50
£10.01
Min.: 1
Mult.: 1
12 VA 115 VAC 12.6 V CT/6.3 V Through Hole
Vishay / Dale Pulse Transformers FG, TRANSFORMER, GATE DRIVE 5MM, 250 KH 92In Stock
Cut Tape
£7.25
£5.88
£5.65
£5.46
Reel
£4.91
Min.: 1
Mult.: 1
: 500
SMD/SMT
Wurth Elektronik Power Transformers - Board Mount WE-FLEX Trnsfmr HV 6.6uH 1.6A 246In Stock
Cut Tape
£7.33
£6.61
£5.88
£5.39
Reel
£5.38
Min.: 1
Mult.: 1
: 400
SMD/SMT
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 15 uH 45 W 133In Stock
Cut Tape
£10.78
£10.10
Reel
£10.10
£7.91
Min.: 1
Mult.: 1
: 100
45 W 30 V to 75 V 5 V SMD/SMT
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 15 uH 30 W 125In Stock
Cut Tape
£8.80
£8.24
Reel
£7.17
£6.45
Min.: 1
Mult.: 1
: 125
30 W 30 V to 75 V 5 V SMD/SMT
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 3.8 uH 9 W 67In Stock
200Expected 03/12/2026
Cut Tape
£3.78
£3.51
£3.25
£2.98
Reel
£2.71
£2.23
Min.: 1
Mult.: 1
: 200
9 W 16 V to 24 V 15 V, 15 V, 15 V, 15 V SMD/SMT
Wurth Elektronik Audio Transformers / Signal Transformers WE-DSL VDSL 700uH +-10% 92In Stock
Cut Tape
£3.57
£3.53
£3.31
£2.98
Reel
£2.98
Min.: 1
Mult.: 1
: 350
Sumida Power Transformers - Board Mount Flyback Transformer for LT8316 244In Stock
1,050Expected 28/10/2026
£5.54
£4.36
£4.16
£4.05
Min.: 1
Mult.: 1
Through Hole
TDK Audio Transformers / Signal Transformers 100uH 9pF 260mOhm 3000VAC AEC-Q200 184In Stock
Cut Tape
£4.45
£3.67
£3.51
£3.40
Reel
£2.92
Min.: 1
Mult.: 1
: 190
TDK Power Transformers - Board Mount 40uH 5V/3A 12V/1.25A 30W 56In Stock
Cut Tape
£4.10
£3.29
£3.16
£3.06
Reel
£2.76
Min.: 1
Mult.: 1
: 160
Mini-Circuits Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS 196In Stock
Cut Tape
£4.91
Reel
£4.91
Min.: 1
Mult.: 1
: 100
Mini-Circuits Audio Transformers / Signal Transformers 1:2.5 CORE & WIRE Transformer, 0.01 - 100 MHz, 50? 55In Stock
100Expected 03/02/2027
Cut Tape
£5.45
£5.13
£4.96
£4.84
Reel
£4.84
Min.: 1
Mult.: 1
: 100
250 mW
Mini-Circuits Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS 361In Stock
Cut Tape
£3.25
£2.37
£2.02
£1.94
Reel
£1.94
Min.: 1
Mult.: 1
: 500
Mini-Circuits Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS 220In Stock
Cut Tape
£2.92
£2.06
£1.69
£1.55
Reel
£1.55
Min.: 1
Mult.: 1
: 500
HALO Electronics Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX 13In Stock
330Expected 18/06/2027
Cut Tape
£10.80
£6.97
£5.68
£4.59
Reel
£3.86
Min.: 1
Mult.: 1
: 330
HALO Electronics Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke 348In Stock
£10.61
£6.84
£5.58
£4.51
Min.: 1
Mult.: 1
HALO Electronics Audio Transformers / Signal Transformers 2.5GBaseT PoE+ 1Port 60W 600mA Nano 111In Stock
£15.60
£10.07
£7.33
£5.59
Min.: 1
Mult.: 1
60 W
HALO Electronics Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port GullWing 1:2.5 212In Stock
£4.38
£2.83
£2.31
£1.87
Min.: 1
Mult.: 1
HALO Electronics Pulse Transformers ISO MOD SMD GullWing 3kVrms 0.9Ohm 6pin 113In Stock
£8.58
£5.54
£4.52
£3.66
Min.: 1
Mult.: 1
SMD/SMT
Bel Signal Transformer Autotransformers TRANSFORMER STEP DOWN AUTO OF 3In Stock
£43.13
£34.79
£33.94
£32.94
Min.: 1
Mult.: 1
150 VA 115 VAC to 230 VAC, 115 V to 230 V Chassis
Bel Signal Transformer Power Transformers - Industrial TRANSFORMER STEP DOWN AUTO OF 14In Stock
£53.51
£48.08
£46.64
£46.18
Min.: 1
Mult.: 1
16 VA 115 VAC 16 V CT/8 V CT Chassis
Bel Signal Transformer Power Transformers - Industrial LOW PROF INTL TRANS 9-LPI 4In Stock
£61.93
£51.65
£51.21
Min.: 1
Mult.: 1
96 VA 115 VAC 16 V CT/8 V CT Chassis
Bel Signal Transformer Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 34In Stock
£10.24
£8.71
£8.35
£7.99
£6.78
Min.: 1
Mult.: 1
1.1 VA 115 VAC, 230 VAC 56 V CT/28 V Through Hole
Murata Power Solutions Power Transformers - Board Mount MAX250 TRANS 4KVDC 2.5MH DIP 191In Stock
500Expected 06/11/2026
Cut Tape
£3.82
£3.06
£2.93
£2.85
£2.84
Reel
£2.46
Min.: 1
Mult.: 1
: 500
SMD/SMT
SolaHD Power Transformers - Industrial 0.150KVA 208/240/415-120/24
Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK
1In Stock
£236.18
£235.52
Min.: 1
Mult.: 1
150 VA 208 V, 240 V, 415 V 24 V, 120 V Bracket Mount