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Unshielded Audio & Signal Transformers

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RoHS Compliant

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) 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	Packaging
Audio Transformers / Signal Transformers XFMR 800CT-8 42TL008-RC Xicon 1: $2.95 64In Stock	Mfr. Part No. 42TL008-RC Mouser Part No 42TL008-RC	Xicon	Audio Transformers / Signal Transformers XFMR 800CT-8	Datasheet	64In Stock	$2.95 $2.73 $2.45 $2.24 View $2.01 $1.69 $1.48 $1.33 Quote	Min.: 1 Mult.: 1		Audio Transformers	Transformer	Through Hole	300 Hz to 3.4 kHz		800 Ohms	8 Ohms	100 VDC	- 30 C	+ 80 C	1 Channel	15 mm x 15 mm x 12.7 mm	15 mm	15 mm	12.7 mm	42TL	Bulk
Audio Transformers / Signal Transformers XFMR 10KCT-5KCT 42TL012-RC Xicon 1: $3.14 632In Stock	Mfr. Part No. 42TL012-RC Mouser Part No 42TL012-RC	Xicon	Audio Transformers / Signal Transformers XFMR 10KCT-5KCT	Datasheet	632In Stock	$3.14 $2.90 $2.60 $2.45 View $2.07 $1.80 $1.58 $1.40 Quote	Min.: 1 Mult.: 1		Audio Transformers	Transformer	Through Hole	300 Hz to 3.4 kHz		10 kOhms	5 kOhms	100 VDC	- 30 C	+ 80 C	1 Channel	15 mm x 15 mm x 12.7 mm	15 mm	15 mm	12.7 mm	42TL	Bulk
Audio Transformers / Signal Transformers XFMR 4KCT/600CT Xicon 42TL021-RC 42TL021-RC Xicon 1: $2.41 351In Stock 1,000On Order	Mfr. Part No. 42TL021-RC Mouser Part No 42TL021-RC	Xicon	Audio Transformers / Signal Transformers XFMR 4KCT/600CT	Datasheet	351In Stock 1,000On Order	$2.41 $2.23 $2.00 $1.88 View $1.58 $1.37 $1.22 $1.18	Min.: 1 Mult.: 1		Audio Transformers	Transformer	Through Hole	300 Hz to 3.4 kHz		4 kOhms	600 Ohms	100 VDC	- 30 C	+ 80 C	1 Channel	15 mm x 15 mm x 12.7 mm	15 mm	15 mm	12.7 mm	42TL	Bulk
Audio Transformers / Signal Transformers XFMR 300CT/600CT 42TL023-RC Xicon 1: $2.86 250In Stock	Mfr. Part No. 42TL023-RC Mouser Part No 42TL023-RC	Xicon	Audio Transformers / Signal Transformers XFMR 300CT/600CT	Datasheet	250In Stock	$2.86 $2.64 $2.37 $2.23 View $1.88 $1.63 $1.44 $1.29 Quote	Min.: 1 Mult.: 1		Audio Transformers	Transformer	Through Hole	300 Hz to 3.4 kHz		300 Ohms	600 Ohms	100 VDC	- 30 C	+ 80 C	1 Channel	15 mm x 15 mm x 12.7 mm	15 mm	15 mm	12.7 mm	42TL	Bulk
Audio Transformers / Signal Transformers MDL SIN 1GD 1:1 SMT TU PBC 1000B-5002X iNRCORE 1: $65.12 433Expected 2/12/2026	Mfr. Part No. 1000B-5002X Mouser Part No 673-1000B-5002X	iNRCORE	Audio Transformers / Signal Transformers MDL SIN 1GD 1:1 SMT TU PBC	Datasheet	433Expected 2/12/2026	$65.12 $58.22 $55.69 $53.76 View $50.24 $48.63 Quote	Min.: 1 Mult.: 1	No	RF Transformers		SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 55 C	+ 125 C	Single		17.53 mm	12.19 mm	5.72 mm	1000B	Tube
Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 0.07 - 200 MHz, 50? T2-1T-KK81+ Mini-Circuits 1: $10.96 200Expected 22/2/2027	Mfr. Part No. T2-1T-KK81+ Mouser Part No 139-T2-1T-KK81+	Mini-Circuits	Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 0.07 - 200 MHz, 50?	Datasheet	200Expected 22/2/2027	Cut Tape $10.96 $10.32 $9.98 $9.64 Reel $9.59 View $9.45 $9.10 MouseReel Available	Min.: 1 Mult.: 1 : 100		RF Transformers	Transformer	SMD/SMT	70 kHz to 200 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	1 Channel	7.62 mm x 6.86 mm x 5.84 mm	7.62 mm	6.86 mm	5.84 mm	T2	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:36 CORE & WIRE Transformer, 0.03 - 20 MHz, 50? T36-1-KK81+ Mini-Circuits 1: $15.38 409On Order	Mfr. Part No. T36-1-KK81+ Mouser Part No 139-T36-1-KK81+	Mini-Circuits	Audio Transformers / Signal Transformers 1:36 CORE & WIRE Transformer, 0.03 - 20 MHz, 50?	Datasheet	409On Order On Order Ship Dates Mfr. No: T36-1-KK81+ Stock: 0 On Order: 9 Expected 9/12/2026 100 Expected 5/1/2027 300 Expected 10/2/2027 Factory Lead Time: 19 Weeks	Cut Tape $15.38 $14.96 $14.50 $14.06 Reel $14.05 $11.37 MouseReel Available	Min.: 1 Mult.: 1 : 100		RF Transformers	Transformer	SMD/SMT	30 kHz to 20 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	1 Channel	7.62 mm x 6.86 mm x 5.84 mm	7.62 mm	6.86 mm	5.84 mm	T36	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:4 CORE & WIRE Transformer, 0.02 - 250 MHz, 50? T4-6T-KK81+ Mini-Circuits 1: $12.51 400Expected 9/11/2026	Mfr. Part No. T4-6T-KK81+ Mouser Part No 139-T4-6T-KK81+	Mini-Circuits	Audio Transformers / Signal Transformers 1:4 CORE & WIRE Transformer, 0.02 - 250 MHz, 50?	Datasheet	400Expected 9/11/2026	Cut Tape $12.51 $12.09 $11.75 $11.41 Reel $11.40 $9.25 MouseReel Available	Min.: 1 Mult.: 1 : 100		RF Transformers	Transformer	SMD/SMT	20 kHz to 250 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	1 Channel	7.62 mm x 6.86 mm x 5.84 mm	7.62 mm	6.86 mm	5.84 mm	T4	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 1.5 - 500 MHz, 50? TC1-1G2+ Mini-Circuits 1: $5.64 990Expected 8/2/2027	Mfr. Part No. TC1-1G2+ Mouser Part No 139-TC1-1G2+	Mini-Circuits	Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 1.5 - 500 MHz, 50?	Datasheet	990Expected 8/2/2027	Cut Tape $5.64 $3.88 $3.26 Reel $3.26 MouseReel Available	Min.: 1 Mult.: 1 : 500		RF Transformers	Transformer	SMD/SMT	1.5 MHz to 500 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	1 Channel	3.81 mm x 3.81 mm x 3.81 mm	3.81 mm	3.81 mm	3.81 mm	TC1	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 1000 - 4500 MHz, 50? TCM2-452AX+ Mini-Circuits 1: $13.29 478Expected 5/11/2026	Mfr. Part No. TCM2-452AX+ Mouser Part No 139-TCM2-452AX+	Mini-Circuits	Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 1000 - 4500 MHz, 50? Learn More about Mini-Circuits mini circuits tcm transformers	Datasheet	478Expected 5/11/2026	Cut Tape $13.29 Reel $13.27 $11.76 MouseReel Available	Min.: 1 Mult.: 1 : 500		RF Transformers	Surface-Mount Transmission Line Core and Wire Transformer	SMD/SMT	1 GHz to 4.5 GHz					- 40 C	+ 85 C	1 Channel	SMD-6	3.81 mm	4.06 mm	4.06 mm	TCM2	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 10-1.8GHz, 75Ohms, 1:1 Core and Wire Transformer TRS1-182-75-3+ Mini-Circuits 1: $3.93 517On Order	Mfr. Part No. TRS1-182-75-3+ Mouser Part No 139-TRS1-182-75-3+	Mini-Circuits	Audio Transformers / Signal Transformers 10-1.8GHz, 75Ohms, 1:1 Core and Wire Transformer	Datasheet	517On Order On Order Ship Dates Mfr. No: TRS1-182-75-3+ Stock: 0 On Order: 17 Expected 5/1/2027 500 Expected 15/2/2027 Factory Lead Time: 19 Weeks	Cut Tape $3.93 $3.73 $3.70 Reel $3.70 MouseReel Available	Min.: 1 Mult.: 1 : 500		RF Transformers	Transformer	SMD/SMT	10 MHz to 1.8 GHz		75 Ohms	50 Ohms		- 40 C	+ 100 C	1 Channel	6.1 mm x 4.32 mm x 4.06 mm	6.1 mm	4.32 mm	4.06 mm	TRS1	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers RF XFMR / SURF MT / RoHS TRS1.5-182+ Mini-Circuits 1: $8.74 995On Order	Mfr. Part No. TRS1.5-182+ Mouser Part No 139-TRS1.5-182+	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MT / RoHS Learn More about Mini-Circuits mini circuits trs transformers	Datasheet	995On Order On Order Ship Dates Mfr. No: TRS1.5-182+ Stock: 0 On Order: 395 Expected 7/12/2026 600 Expected 21/12/2026 Factory Lead Time: 19 Weeks	Cut Tape $8.74 $7.97 Reel $7.97 $7.04 MouseReel Available	Min.: 1 Mult.: 1 : 100		RF Transformers		SMD/SMT	10 MHz to 1.8 GHz		50 Ohms	50 Ohms		- 40 C	+ 85 C	Single		7.11 mm	6.35 mm	3.05 mm	TRS1.5	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers XFMR CHOKE SHUNT 1:124 QUAD 100 NPB 1000B-5001FNL iNRCORE 1: $59.66 187On Order	Mfr. Part No. 1000B-5001FNL Mouser Part No 673-1000B-5001FNL	iNRCORE	Audio Transformers / Signal Transformers XFMR CHOKE SHUNT 1:124 QUAD 100 NPB Learn More about iNRCORE pulser 1000 base t transformers	Datasheet	187On Order On Order Ship Dates Mfr. No: 1000B-5001FNL Stock: 0 On Order: 87 Expected 6/1/2027 100 TBD Factory Lead Time: 14 Weeks	$59.66 $53.42 $51.11 $49.34 View $47.72 $45.76 Quote	Min.: 1 Mult.: 1		RF Transformers		SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single		17.53 mm	12.19 mm	5.72 mm	1000B-F	Tube
Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec SWB2010-SMLD Coilcraft 1: $5.59 485Expected 30/11/2026	Mfr. Part No. SWB2010-SMLD Mouser Part No 994-SWB2010-SMLD	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	485Expected 30/11/2026	Cut Tape $5.59 $4.54 $4.49 Reel $3.82 $3.64 View $3.52 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500		RF Transformers		SMD/SMT	5 kHz to 100 MHz	780 uH			500 V	- 40 C	+ 85 C		13.21 mm x 7.87 mm x 5.72 mm	13.21 mm	7.87 mm	5.72 mm	SWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec SWB3010-1-PCL Coilcraft 1: $5.06 70Expected 9/11/2026	Mfr. Part No. SWB3010-1-PCL Mouser Part No 994-SWB3010-1-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	70Expected 9/11/2026	$5.06 $4.11 $3.94 $3.70 View $3.55 $3.45 $3.29 $3.20 $3.10	Min.: 1 Mult.: 1		RF Transformers	Pin Terminal Transformers	Through Hole	40 kHz to 175 MHz	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 1000Base-T SMD PoE+ 350uH .3Ohms 1-Port H6096FNL Pulse Electronics 1: $10.85 163Expected 4/1/2027 NRND	Mfr. Part No. H6096FNL Mouser Part No 673-H6096FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 350uH .3Ohms 1-Port Learn More about Pulse Electronics pulse poe solutions	Datasheet	163Expected 4/1/2027	$10.85 $9.81 $9.07 $8.76 View $8.39 $8.19 $7.93	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		18.16 mm	16 mm	6.6 mm		Tube
Audio Transformers / Signal Transformers 1:4 CORE & WIRE Transformer, 0.2 - 350 MHz, 50? T4-1-KK81+ Mini-Circuits 1: $7.19 200On Order	Mfr. Part No. T4-1-KK81+ Mouser Part No 139-T4-1-KK81+	Mini-Circuits	Audio Transformers / Signal Transformers 1:4 CORE & WIRE Transformer, 0.2 - 350 MHz, 50?	Datasheet	200On Order On Order Ship Dates Mfr. No: T4-1-KK81+ Stock: 0 On Order: 100 Expected 9/11/2026 100 Expected 7/12/2026 Factory Lead Time: 19 Weeks	Cut Tape $7.19 $6.77 $6.53 $6.46 Reel $6.46 $5.47 MouseReel Available	Min.: 1 Mult.: 1 : 100		RF Transformers	Transformer	SMD/SMT	200 kHz to 350 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	1 Channel	7.62 mm x 6.86 mm x 5.84 mm	7.62 mm	6.86 mm	5.84 mm	T4	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers GIGABIT PoE+ SMD 24P 1500Vrms Hi-Pot TG111-HPE3NZLF HALO Electronics 1: $18.02 32Expected 20/8/2027	Mfr. Part No. TG111-HPE3NZLF Mouser Part No 493-TG111-HPE3NZLF	HALO Electronics	Audio Transformers / Signal Transformers GIGABIT PoE+ SMD 24P 1500Vrms Hi-Pot	Datasheet	32Expected 20/8/2027	$18.02 $11.63 $9.48 $7.67 $5.88	Min.: 1 Mult.: 1		PoE Isolation Transformers		SMD/SMT						- 40 C	+ 85 C			17.78 mm	12.19 mm	5.84 mm	TG1G	Tube
Audio Transformers / Signal Transformers Flybk Xfmr EFD25 Single Out 48W 12V 4A POEB3FB1V48W1X12 Eaton Electronics 1: $8.13 100Expected 17/12/2026	Mfr. Part No. POEB3FB1V48W1X12 Mouser Part No 504-POEB3FB1V48W1X12	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EFD25 Single Out 48W 12V 4A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	100Expected 17/12/2026	Cut Tape $8.13 $7.36 $7.06 $6.84 Reel $5.92 View $5.63 $5.51 $5.37 $5.28 MouseReel Available	Min.: 1 Mult.: 1 : 100		Flyback Transformers		SMD/SMT		30 uH			1.5 kVAC	- 40 C	+ 125 C			32.8 mm	26.8 mm	14.8 mm	POEB3FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Audio transformer, potted, primary 150 ctohms , secondary 12 ohms 107B Hammond Manufacturing 1: $39.94 5Expected 9/11/2026	Mfr. Part No. 107B Mouser Part No 546-107B	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary 150 ctohms , secondary 12 ohms	Datasheet	5Expected 9/11/2026	$39.94 $35.62 $34.01 $31.21 View $30.00 $29.09 $28.93 Quote	Min.: 1 Mult.: 1		Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 100 kHz		150 Ohms	12 Ohms			+ 85 C	Single		0.63 in	0.586 in	0.63 in	107
Audio Transformers / Signal Transformers Audio transformer, chassis mount, Output, 600 ct:150 ct ohms 144I Hammond Manufacturing 1: $40.31 1In Stock	Mfr. Part No. 144I Mouser Part No 546-144I	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, chassis mount, Output, 600 ct:150 ct ohms	Datasheet	1In Stock	$40.31 $33.80 $32.50 $31.50 View $30.29 $29.36 $29.20 Quote	Min.: 1 Mult.: 1		Audio Transformers		Wire Lead	150 Hz to 15 kHz		600 Ohms	150 Ohms				Single		1.35 in	0.69 in	0.69 in	144
Audio Transformers / Signal Transformers AUDIO XFMR FCC68 XFMR 600:600 90mADC/TY-402P TY-402P Triad Magnetics 1: $8.45 220On Order	Mfr. Part No. TY-402P Mouser Part No 553-TY402P	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR FCC68 XFMR 600:600 90mADC/TY-402P	Datasheet	220On Order On Order Ship Dates Mfr. No: TY-402P Stock: 0 On Order: 94 Pending 126 Expected 21/6/2027 Factory Lead Time: 36 Weeks	$8.45 $7.98 $7.67 $7.19 View $6.58 $6.28	Min.: 1 Mult.: 1		Audio Transformers	Pin Terminal Transformers	Radial	300 Hz to 3.5 kHz		600 Ohms	600 Ohms	1.5 kV	- 20 C	+ 85 C	Single		1.25 in	0.815 in	0.53 in	TY
Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 2500 CT, secondary impedance 600 CT 101J Hammond Manufacturing 1: $35.60 17Factory Stock Available	Mfr. Part No. 101J Mouser Part No 546-101J	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 2500 CT, secondary impedance 600 CT	Datasheet	17Factory Stock Available More Info Available	$35.60 $30.04 $28.90 $28.00 View $26.93 $26.11 $25.69 Quote	Min.: 1 Mult.: 1		Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 100 kHz		2.5 kOhms	600 Ohms				Single		0.45 in	0.45 in	0.48 in	101
Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 2500 CT, secondary impedance 50 CT 101V Hammond Manufacturing 1: $35.82 176Factory Stock Available	Mfr. Part No. 101V Mouser Part No 546-101V	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 2500 CT, secondary impedance 50 CT	Datasheet	176Factory Stock Available More Info Available	$35.82 $30.02 $28.86 $27.96 View $26.90 $26.08 $25.68 Quote	Min.: 1 Mult.: 1		Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 100 kHz		2.5 kOhms	50 Ohms				Single		0.45 in	0.45 in	0.48 in	101
Audio Transformers / Signal Transformers Audio transformer, potted, primary 10K ctohms , secondary 3.2 ohms 107L Hammond Manufacturing 1: $37.02 37Factory Stock Available	Mfr. Part No. 107L Mouser Part No 546-107L	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary 10K ctohms , secondary 3.2 ohms	Datasheet	37Factory Stock Available More Info Available	$37.02 $33.78 $32.44 $31.39 View $30.18 $29.21 $29.06 Quote	Min.: 1 Mult.: 1		Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 50 kHz		10 kOhms	3.2 Ohms			+ 85 C	Single		0.63 in	0.586 in	0.63 in	107