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25.4 mm Transformers

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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.	RoHS	Power Rating	Primary Voltage Rating	Secondary Voltage Rating	Mounting Style
Audio Transformers / Signal Transformers 10/100Base-T SMD 1-Port HX1178NL Pulse Electronics 1: $8.11 357In Stock	Mfr. Part No. HX1178NL Mouser Part No 673-HX1178NL	Pulse Electronics	Audio Transformers / Signal Transformers 10/100Base-T SMD 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	357In Stock	$8.11 $7.11 $6.87 $6.29 View $5.98 $5.64 $5.55 $5.45 $5.40	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 100Base-T SMD NonPoE .6Ohms 1-Port PE-68515LNLT Pulse Electronics 1: $7.34 1,759In Stock	Mfr. Part No. PE-68515LNLT Mouser Part No 673-PE-68515LNLT	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-T SMD NonPoE .6Ohms 1-Port	Datasheet	1,759In Stock	Cut Tape $7.34 $6.63 $6.37 $6.18 Reel $5.55 View $5.85 $5.42 $4.81 MouseReel Available	Min.: 1 Mult.: 1 : 160
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port HX1148NLT Pulse Electronics 1: $8.71 1,094In Stock	Mfr. Part No. HX1148NLT Mouser Part No 673-HX1148NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	1,094In Stock	Cut Tape $8.71 $7.86 $7.55 $7.32 Reel $6.73 View $7.08 $5.94 $5.71 $5.44 MouseReel Available	Min.: 1 Mult.: 1 : 300
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 8-Port TX1471NL Pulse Electronics 1: $9.76 283In Stock	Mfr. Part No. TX1471NL Mouser Part No 673-TX1471NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 8-Port	Datasheet	283In Stock	$9.76 $8.54 $8.27 $8.11 View $7.14 $6.63 $6.54	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 10/100Base-TX SMD Non-PoE 1-Port Pulse Electronics H1086NLT H1086NLT Pulse Electronics 1: $6.47 890In Stock	Mfr. Part No. H1086NLT Mouser Part No 673-H1086NLT	Pulse Electronics	Audio Transformers / Signal Transformers 10/100Base-TX SMD Non-PoE 1-Port	Datasheet	890In Stock	Cut Tape $6.47 $5.83 $5.61 $5.43 Reel $5.00 View $5.26 $4.52 $4.18 MouseReel Available	Min.: 1 Mult.: 1 : 300
Audio Transformers / Signal Transformers 10/100BASETX SMD 16P 1Port Choke TG22-3506NDRL HALO Electronics 1: $12.56 258In Stock	Mfr. Part No. TG22-3506NDRL Mouser Part No 493-TG22-3506NDRL	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASETX SMD 16P 1Port Choke Learn More about HALO Electronics halo 10 100base tx poe magnetics	Datasheet	258In Stock	$12.56 $3.83	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers TG91-1505J24RL HALO Electronics 1: $22.98 31In Stock	Mfr. Part No. TG91-1505J24RL Mouser Part No 493-TG91-1505J24RL	HALO Electronics	Audio Transformers / Signal Transformers	Datasheet	31In Stock	$22.98 $16.42 $13.79 $11.49 View $8.62 $6.88 $6.27	Min.: 1 Mult.: 1
Power Transformers - Board Mount TRAN TWO-FOR-ONE DP 8 W/LEADS DPC-10-1000 Bel Signal Transformer 1: $22.31 90In Stock	Mfr. Part No. DPC-10-1000 Mouser Part No 530-DPC-10-1000	Bel Signal Transformer	Power Transformers - Board Mount TRAN TWO-FOR-ONE DP 8 W/LEADS Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	90In Stock	$22.31 $20.11 $19.25 $16.11 View $16.03 $15.97 Quote	Min.: 1 Mult.: 1		10 VA	115 VAC, 230 VAC	10 V CT/5 V	Through Hole
Audio Transformers / Signal Transformers T1/E1 MiniOctal SMD 32P 8Channel ISO MOD TG05-1505NURL HALO Electronics 1: $13.78 386In Stock	Mfr. Part No. TG05-1505NURL Mouser Part No 493-TG05-1505NURL	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 MiniOctal SMD 32P 8Channel ISO MOD Learn More about HALO Electronics halo t1 e1 isolation modules	Datasheet	386In Stock	$13.78 $7.82	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers MDL SIN 100D 1:1 TU 16Term Gull Wing SMD 100B-1027X iNRCORE 1: $58.16 131In Stock	Mfr. Part No. 100B-1027X Mouser Part No 673-100B-1027X	iNRCORE	Audio Transformers / Signal Transformers MDL SIN 100D 1:1 TU 16Term Gull Wing SMD	Datasheet	131In Stock	$58.16 $44.72 $43.69 $43.68	Min.: 1 Mult.: 1	No
Audio Transformers / Signal Transformers 100Base-T SMD NonPoE .6Ohms 1-Port PE-68515LNL Pulse Electronics 1: $7.34 397In Stock	Mfr. Part No. PE-68515LNL Mouser Part No 673-PE-68515LNL	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-T SMD NonPoE .6Ohms 1-Port	Datasheet	397In Stock	$7.34 $5.95 $5.77 $5.68 View $5.47 $5.33 $4.68	Min.: 1 Mult.: 1
Pulse Transformers Pulse Transformer 1:1 230Vus 77204C Murata Power Solutions 1: $8.52 1,080In Stock End of Life	Mfr. Part No. 77204C Mouser Part No 580-77204C End of Life	Murata Power Solutions	Pulse Transformers Pulse Transformer 1:1 230Vus	Datasheet	1,080In Stock	$8.52 $7.69 $7.52 $7.28 View $7.05 $6.76 $6.70	Min.: 1 Mult.: 1					SMD/SMT
Power Transformers - Board Mount TRANSFORMER POWER DPC-4 DPC-10-90 Bel Signal Transformer 1: $14.42 233In Stock	Mfr. Part No. DPC-10-90 Mouser Part No 530-DPC-10-90	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-4 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	233In Stock	$14.42 $13.50 $12.63 $12.14 View $11.70 $11.21 $10.53 $10.41 Quote	Min.: 1 Mult.: 1		1 VA	115 VAC, 230 VAC	10 V CT/5 V	Through Hole
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port Pulse Electronics HX1148NL HX1148NL Pulse Electronics 1: $8.75 1,343In Stock	Mfr. Part No. HX1148NL Mouser Part No 673-HX1148NL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	1,343In Stock	$8.75 $7.54 $7.32 $7.25 View $6.94 $6.73 $6.52 Quote	Min.: 1 Mult.: 1
Pulse Transformers Pulse Transformer 1:1:1 115Vus 77202C Murata Power Solutions 1: $9.57 25In Stock End of Life	Mfr. Part No. 77202C Mouser Part No 580-77202C End of Life	Murata Power Solutions	Pulse Transformers Pulse Transformer 1:1:1 115Vus	Datasheet	25In Stock	$9.57 $7.89 $7.87 $7.85 View $7.71 $7.54 $7.40	Min.: 1 Mult.: 1					Through Hole
Power Transformers - Board Mount TRANSFORMER POWER DPC-4 DPC-12-70 Bel Signal Transformer 1: $18.00 12In Stock 100Expected 2026/10/30	Mfr. Part No. DPC-12-70 Mouser Part No 530-DPC-12-70	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-4 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	12In Stock 100Expected 2026/10/30	$18.00 $16.38 $15.27 $14.77 View $13.04 $12.61 $12.36 $12.32	Min.: 1 Mult.: 1		1 VA	115 VAC, 230 VAC	12.6 V CT/6.3 V	Through Hole
Power Transformers - Board Mount TRANSFORMER POWER DPC-4 DPC-20-45 Bel Signal Transformer 1: $16.39 7In Stock	Mfr. Part No. DPC-20-45 Mouser Part No 530-DPC-20-45	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-4 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	7In Stock	$16.39 $14.98 $14.71 $11.87 View $11.47 $11.35 $11.34	Min.: 1 Mult.: 1		1 VA	115 VAC, 230 VAC	20 V CT/10 V	Through Hole
Power Transformers - Board Mount TRANSFORMER POWER PC-4 PC-10-90 Bel Signal Transformer 1: $14.01 15In Stock	Mfr. Part No. PC-10-90 Mouser Part No 530-PC-10-90	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER PC-4 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	15In Stock	$14.01 $12.50 $11.99 $11.61 View $10.50 $9.97 $9.70 $9.57 Quote	Min.: 1 Mult.: 1		1 VA	115 VAC	10 V CT/5 V	Through Hole
Power Transformers - Board Mount TRANSFORMER POWER PC-4 PC-40-20 Bel Signal Transformer 1: $20.27 69In Stock	Mfr. Part No. PC-40-20 Mouser Part No 530-PC-40-20	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER PC-4 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	69In Stock	$20.27 $18.51 $17.28 $14.68 View $14.54 $14.41	Min.: 1 Mult.: 1		1 VA	115 VAC	40 V CT/20 V	Through Hole
Audio Transformers / Signal Transformers ROHS 10/100 TOPPER S558-5999-46-F Bel Magnetic Solutions 1: $3.35 659In Stock	Mfr. Part No. S558-5999-46-F Mouser Part No 530-S558-5999-46-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers ROHS 10/100 TOPPER	Datasheet	659In Stock	Cut Tape $3.35 $3.04 $2.83 $2.74 Reel $2.61 View $2.47 $2.38 $2.34 MouseReel Available	Min.: 1 Mult.: 1 : 300
Audio Transformers / Signal Transformers 10/100Base-T SMD 1Ohm 1-Port H1019NL Pulse Electronics 1: $6.77 28In Stock	Mfr. Part No. H1019NL Mouser Part No 673-H1019NL	Pulse Electronics	Audio Transformers / Signal Transformers 10/100Base-T SMD 1Ohm 1-Port	Datasheet	28In Stock	$6.77 $6.54 $6.28 $6.13 View $5.97 $5.64 $4.52 $4.51	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers T1/E1 MiniOctal SMD 32P 8Channel ISO MOD TG05-1505NURLTR HALO Electronics 1: $27.32 6In Stock	Mfr. Part No. TG05-1505NURLTR Mouser Part No 493-TG05-1505NURLTR	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 MiniOctal SMD 32P 8Channel ISO MOD Learn More about HALO Electronics halo t1 e1 isolation modules	Datasheet	6In Stock	Cut Tape $27.32 $17.63 $14.40 $11.63 Reel $8.42 View $9.76 $8.04 Quote MouseReel Available	Min.: 1 Mult.: 1 : 450
Pulse Transformers MDL,SIN,100D,1:1,4KV,SMT,T NPB Pulse Electronics HX1332CNL HX1332CNL Pulse Electronics 1: $9.58 340Expected 2027/03/17	Mfr. Part No. HX1332CNL Mouser Part No 673-HX1332CNL	Pulse Electronics	Pulse Transformers MDL,SIN,100D,1:1,4KV,SMT,T NPB	Datasheet	340Expected 2027/03/17	$9.58 $8.39 $8.07 $7.87 View $7.65 $7.33 $6.47 $6.33	Min.: 1 Mult.: 1			400 V		SMD/SMT
Power Transformers - Board Mount TRANSFORMER POWER PC-4 PC-20-45 Bel Signal Transformer 1: $20.92 42Expected 2026/12/18	Mfr. Part No. PC-20-45 Mouser Part No 530-PC-20-45	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER PC-4 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	42Expected 2026/12/18	$20.92 $18.26 $15.00 $14.97 View $14.77 $14.62	Min.: 1 Mult.: 1		1 VA	115 VAC	20 V CT/10 V	Through Hole
Pulse Transformers Pulse Transformer 1:1:1 460Vus 77208C Murata Power Solutions 1: $9.35 18Expected 2026/11/30 End of Life	Mfr. Part No. 77208C Mouser Part No 580-77208C End of Life	Murata Power Solutions	Pulse Transformers Pulse Transformer 1:1:1 460Vus	Datasheet	18Expected 2026/11/30	$9.35 $8.15 $7.83 $7.58 View $7.34 $7.04	Min.: 1 Mult.: 1					SMD/SMT

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