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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	Product	Type	Termination Style	Frequency Range	Inductance	Primary Impedance	Secondary Impedance	Isolation Voltage	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Package/Case	Length	Width	Height	Series	Qualification	Packaging
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB2-1-2WL Coilcraft 1: $5.29 45In Stock	Mfr. Part No. WB2-1-2WL Mouser Part No 994-WB2-1-2WL	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	45In Stock	$5.29 $4.00 $3.81 $3.56 View $3.40 $3.26 $3.16 $3.06	Min.: 1 Mult.: 1		RF Transformers		Through Hole	80 kHz to 700 MHz	38 uH, 75 uH			500 V	- 40 C	+ 85 C	Dual		8.26 mm	7.24 mm	5.72 mm	WB		Tube
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WBT25-1L Coilcraft 1: $4.02 106In Stock	Mfr. Part No. WBT25-1L Mouser Part No 994-WBT25-1L	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	106In Stock	$4.02 $3.04 $2.90 $2.70 View $2.58 $2.47 $2.40 $2.33	Min.: 1 Mult.: 1		RF Transformers	Pin Terminal Transformers	Through Hole	100 kHz to 65 MHz				500 V	- 40 C	+ 85 C		8.26 mm x 7.24 mm x 5.72 mm	8.26 mm	7.24 mm	5.72 mm	WB		Tube
Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T 1000B-5002FX iNRCORE 1: $45.51 3In Stock	Mfr. Part No. 1000B-5002FX Mouser Part No 673-1000B-5002FX	iNRCORE	Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T	Datasheet	3In Stock	$45.51 $43.05 $37.40 $37.02 View Quote	Min.: 1 Mult.: 1																	1000B		Tube
Audio Transformers / Signal Transformers 1000B-5016XNL iNRCORE 1: $29.95 7In Stock	Mfr. Part No. 1000B-5016XNL Mouser Part No 673-1000B-5016XNL	iNRCORE	Audio Transformers / Signal Transformers		7In Stock	$29.95 $26.96 $25.83 $24.83 View $24.68 $24.19 $24.07 Quote	Min.: 1 Mult.: 1				SMD/SMT					1500 Vrms	- 40 C	+ 85 C	1 Channel		15.24 mm	10.03 mm	4.14 mm			Tube
Audio Transformers / Signal Transformers Wideband RF, TH 250mA 4:1sec SWB1040-PCL Coilcraft 1: $6.02 14In Stock	Mfr. Part No. SWB1040-PCL Mouser Part No 994-SWB1040-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 4:1sec Learn More about Coilcraft swb transformers	Datasheet	14In Stock	$6.02 $4.54 $4.33 $4.05 View $3.86 $3.71 $3.59 $3.48	Min.: 1 Mult.: 1		RF Transformers	Pin Terminal Transformers	Through Hole	200 kHz to 300 MHz	25 uH, 95 uH			500 V	- 40 C	+ 85 C	Single	7.62 mm x 7.87 mm x 5.72 mm	7.62 mm	7.87 mm	5.72 mm	SWB		Tube
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB3-1TL Coilcraft 1: $5.49 65In Stock	Mfr. Part No. WB3-1TL Mouser Part No 994-WB3-1TL	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	65In Stock	$5.49 $4.14 $3.94 $3.70 View $3.54 $3.38 $3.27 $3.17	Min.: 1 Mult.: 1		RF Transformers															WB		Tube
Audio Transformers / Signal Transformers 1000B-5001NL iNRCORE 1: $41.22 27In Stock	Mfr. Part No. 1000B-5001NL Mouser Part No 673-1000B-5001NL	iNRCORE	Audio Transformers / Signal Transformers	Datasheet	27In Stock	$41.22 $39.19 $34.44 $33.83 View Quote	Min.: 1 Mult.: 1			Transformer			350 uH			1500 Vrms	- 40 C	+ 85 C	1 Channel		17.78 mm	16 mm	5.97 mm			Tube
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB1-1L Coilcraft 1: $5.47 33In Stock	Mfr. Part No. WB1-1L Mouser Part No 994-WB1-1L	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	33In Stock	$5.47 $4.12 $3.92 $3.68 View $3.51 $3.36 $3.26 $3.16	Min.: 1 Mult.: 1		RF Transformers	Pin Terminal Transformers	Through Hole	150 kHz to 500 MHz	27 uH, 27 uH			500 V	- 40 C	+ 85 C	Single		8.26 mm	7.24 mm	5.72 mm	WB		Tube
Audio Transformers / Signal Transformers Telecom Transformer 1CT:1CT 24Term SMD 1000B-5012X iNRCORE 1: $51.29 185In Stock 245Expected 2026/10/09	Mfr. Part No. 1000B-5012X Mouser Part No 673-1000B-5012X	iNRCORE	Audio Transformers / Signal Transformers Telecom Transformer 1CT:1CT 24Term SMD Learn More about iNRCORE pulser 1000 base t transformers	Datasheet	185In Stock 245Expected 2026/10/09	$51.29 $46.11 $44.18 $42.76 View $42.18 Quote	Min.: 1 Mult.: 1	No	Telecom Transformers		SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 55 C	+ 125 C	Quad		15.11 mm	13.16 mm	6.12 mm	1000B		Tube
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 4-Port Pulse Electronics T1142NL T1142NL Pulse Electronics 1: $11.07 325In Stock	Mfr. Part No. T1142NL Mouser Part No 673-T1142NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 4-Port	Datasheet	325In Stock	$11.07 $9.82 $9.00 $8.72 View $7.77 $7.00 $6.99 Quote	Min.: 1 Mult.: 1		ISDN Transformers	Module	SMD/SMT					1.5 kV	0 C	+ 70 C	Octal		28.58 mm	16.26 mm	5.84 mm			Tube
Audio Transformers / Signal Transformers Signal-Transformer Mil-Grade PL1374 iNRCORE 1: $25.62 201In Stock	Mfr. Part No. PL1374 Mouser Part No 673-PL1374	iNRCORE	Audio Transformers / Signal Transformers Signal-Transformer Mil-Grade	Datasheet	201In Stock	$25.62 $23.07 $22.11 $21.41 View $20.72 $20.61 $20.41 Quote	Min.: 1 Mult.: 1	No																PL1374		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por H1260NL Pulse Electronics 1: $4.61 464In Stock	Mfr. Part No. H1260NL Mouser Part No 673-H1260NL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por Learn More about Pulse Electronics pulselantrans	Datasheet	464In Stock	$4.61 $3.97 $3.94 $3.61 View $3.49 $3.17 $2.81 $2.77 $2.76	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		12.7 mm	9.65 mm	6 mm			Tube
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Port TX1188NL Pulse Electronics 1: $5.78 588In Stock	Mfr. Part No. TX1188NL Mouser Part No 673-TX1188NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Port	Datasheet	588In Stock	$5.78 $4.90 $4.70 $4.54 View $4.40 $3.81 $3.61	Min.: 1 Mult.: 1		ISDN Transformers	Module	SMD/SMT			700 mOhms, 700 mOhms		1.5 kV	- 40 C	+ 85 C	2 Channel		12.83 mm	7.11 mm	6.22 mm			Tube
Audio Transformers / Signal Transformers THT T3/DS3/E3/STS-1 40uH 1-Port PE-68629NL Pulse Electronics 1: $8.40 2,021In Stock	Mfr. Part No. PE-68629NL Mouser Part No 673-PE-68629NL	Pulse Electronics	Audio Transformers / Signal Transformers THT T3/DS3/E3/STS-1 40uH 1-Port	Datasheet	2,021In Stock	$8.40 $7.18 $6.90 $6.68 View $6.45 $6.19 $5.54 $5.16 $5.11	Min.: 1 Mult.: 1		Telecom Transformers	Module	Through Hole	500 MHz	100 nH			3 kV	0 C	+ 70 C	Single		12.7 mm	8.89 mm	6.35 mm			Tube
Audio Transformers / Signal Transformers 7uH 3KV 1:1:2 2% AEC-Q200 BX6152NL Pulse Electronics 1: $4.35 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	$4.35 $3.93 $3.57 $3.43 View $3.33 $3.14 $2.64	Min.: 1 Mult.: 1		Power Line Communication Transformers	PLC	SMD/SMT						- 40 C	+ 85 C	Single		11.3 mm	10.3 mm	7.62 mm	BX	AEC-Q200	Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 1-Port H5019NL Pulse Electronics 1: $10.96 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	$10.96 $9.72 $9.32 $9.11 View $8.90 $8.34 $8.11 $7.85	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		19.81 mm	19.56 mm	2.54 mm			Tube
Audio Transformers / Signal Transformers 10G SMD ISOLATION MODULE HALO Electronics TG10G-E12NZ5LF TG10G-E12NZ5LF HALO Electronics 1: $17.01 447In Stock	Mfr. Part No. TG10G-E12NZ5LF Mouser Part No 493-TG10G-E12NZ5LF	HALO Electronics	Audio Transformers / Signal Transformers 10G SMD ISOLATION MODULE	Datasheet	447In Stock	$17.01 $13.87 $11.23 $9.42 View $8.19 $7.87 Quote	Min.: 1 Mult.: 1		LAN Isolation Transformers																	Tube
Audio Transformers / Signal Transformers 10Base-T SMD NonPoE 140uH .6Ohms 1-Port 23Z467SMNL Pulse Electronics 1: $4.95 389In Stock	Mfr. Part No. 23Z467SMNL Mouser Part No 673-23Z467SMNL	Pulse Electronics	Audio Transformers / Signal Transformers 10Base-T SMD NonPoE 140uH .6Ohms 1-Port	Datasheet	389In Stock	$4.95 $4.21 $4.04 $3.91 View $3.88 $3.17	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	100 kHz	140 uH	1 Ohms	1 Ohms	2 kV	0 C	+ 70 C	Single		11.43 mm	6.73 mm	5.59 mm	23Z467		Tube
Audio Transformers / Signal Transformers 20uH 3KV 1:1:1 2% AEC-Q200 BX6158NL Pulse Electronics 1: $4.86 271In Stock	Mfr. Part No. BX6158NL Mouser Part No 673-BX6158NL	Pulse Electronics	Audio Transformers / Signal Transformers 20uH 3KV 1:1:1 2% AEC-Q200 Learn More about Pulse Electronics bm bmu bx transformers	Datasheet	271In Stock	$4.86 $4.16 $3.99 $3.86 View $3.74 $3.62 $3.57 $2.97	Min.: 1 Mult.: 1		Power Line Communication Transformers	PLC	SMD/SMT						- 40 C	+ 125 C	Single		11.31 mm	10.43 mm	7.3 mm	BX	AEC-Q200	Tube
Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1CT:1CT 1Ch TD15-1205ALF HALO Electronics 1: $5.65 112In Stock	Mfr. Part No. TD15-1205ALF Mouser Part No 493-TD15-1205ALF	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1CT:1CT 1Ch Learn More about HALO Electronics halo telecom transformers	Datasheet	112In Stock	$5.65 $3.65 $2.99 $2.41 View $2.02 $1.74 $1.67 $1.62	Min.: 1 Mult.: 1		Isolation Transformers	Module	Through Hole		1.2 mH			1.5 kV	0 C	+ 70 C	Single	DIP-6	12.7 mm	8.89 mm	6.35 mm	TD-T1		Tube
Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke TG1G-S031NYRL HALO Electronics 1: $14.50 349In Stock	Mfr. Part No. TG1G-S031NYRL Mouser Part No 493-TG1G-S031NYRL	HALO Electronics	Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke Learn More about HALO Electronics halo gigabit ethernet transformers	Datasheet	349In Stock	$14.50 $9.36 $5.35 $4.84 View $4.54 Quote	Min.: 1 Mult.: 1		LAN Isolation Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Dual	SMD-24	15.24 mm	13.72 mm	6.35 mm	TG1G		Tube
Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port GullWing 1:41 TG42-1406N1LF HALO Electronics 1: $5.78 510In Stock	Mfr. Part No. TG42-1406N1LF Mouser Part No 493-TG42-1406N1LF	HALO Electronics	Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port GullWing 1:41 Learn More about HALO Electronics halo 10base t ethernet transformers	Datasheet	510In Stock	$5.78 $3.72 $3.02 $2.45 View $2.06 $1.77 $1.70 $1.66	Min.: 1 Mult.: 1		LAN Isolation Transformers	Module	SMD/SMT		140 uH			1.5 kV	0 C	+ 70 C	Single	SMD-16	12.7 mm	7.11 mm	5.08 mm	TG-10BT		Tube
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		Telecom Transformers	Isolated	SMD/SMT						- 40 C	+ 85 C	Octal		25.4 mm	7.62 mm	7.34 mm	SMD-T1		Tube
Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh TG04-1205NSRL HALO Electronics 1: $5.97 90In Stock	Mfr. Part No. TG04-1205NSRL Mouser Part No 493-TG04-1205NSRL	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh Learn More about HALO Electronics halo telecom transformers	Datasheet	90In Stock	$5.97 $3.84 $3.14 $2.54 View $2.14 $1.84 $1.76 $1.71	Min.: 1 Mult.: 1		Isolation Transformers	Module	SMD/SMT		1.2 mH			1.5 kV	0 C	+ 70 C	Single	SMD-6	8.13 mm	7.11 mm	5.08 mm	SMD-T1		Tube
Audio Transformers / Signal Transformers 10/100BASE-TX SMD POE DUAL PORT 350mA 1CT:1CT -40 / 85C 350uH 1500Vrms TG110-RPE12NJLF HALO Electronics 1: $26.95 9In Stock New At Mouser	Mfr. Part No. TG110-RPE12NJLF Mouser Part No 493-TG110-RPE12NJLF New At Mouser	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASE-TX SMD POE DUAL PORT 350mA 1CT:1CT -40 / 85C 350uH 1500Vrms		9In Stock	$26.95 $19.25 $16.17 $13.47 View $10.09 $8.07 $7.35 Quote	Min.: 1 Mult.: 1																	TG110		Tube