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Unshielded Audio & Signal Transformers

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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.	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 SMD T1/CEPT/ISDN-Pri 1200uH 4-Port Pulse Electronics T1124NLT T1124NLT Pulse Electronics 1: $13.71 56In Stock	Mfr. Part No. T1124NLT Mouser Part No 673-T1124NL673-T	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 4-Port	Datasheet	56In Stock	Cut Tape $13.71 $12.44 $11.89 $11.51 Reel $10.88 View $11.27 $10.23 $10.02	Min.: 1 Mult.: 1 : 250	ISDN Transformers	Module	SMD/SMT					1.5 kV	0 C	+ 70 C	Octal		28.58 mm	12.32 mm	5.84 mm		Reel, Cut Tape
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port Pulse Electronics T1137NLT T1137NLT Pulse Electronics 1: $7.63 3In Stock	Mfr. Part No. T1137NLT Mouser Part No 673-T1137NL673-T	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port	Datasheet	3In Stock	Cut Tape $7.63 $6.73 $6.60 $6.36 Reel $5.45 View $6.04 $4.88 MouseReel Available	Min.: 1 Mult.: 1 : 600	ISDN Transformers	Module	SMD/SMT					1.5 kV	0 C	+ 70 C	2 Channel						Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .8Ohms 4-Port Pulse Electronics T1176NL T1176NL Pulse Electronics 1: $25.19 1In Stock	Mfr. Part No. T1176NL Mouser Part No 673-T1176NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .8Ohms 4-Port	Datasheet	1In Stock	$25.19 $22.40 $21.58 $20.39 View $17.92 $17.46 $17.27	Min.: 1 Mult.: 1	ISDN Transformers	Module	SMD/SMT					1.5 kV	- 40 C	+ 85 C	Quad		17.53 mm	12.2 mm	5.72 mm		Tube
Audio Transformers / Signal Transformers SMD T3/DS3/E3/STS-1 40uH 1-Port Pulse Electronics T3002NL T3002NL Pulse Electronics 1: $10.80 31In Stock	Mfr. Part No. T3002NL Mouser Part No 673-T3002NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T3/DS3/E3/STS-1 40uH 1-Port	Datasheet	31In Stock	$10.80 $9.66 $9.28 $8.92 View $8.62 $8.21 $7.96 $6.92 Quote	Min.: 1 Mult.: 1	Telecom Transformers	Module	SMD/SMT					1.5 kV	0 C	+ 70 C	Single		7 mm	7 mm	6.35 mm		Tube
Audio Transformers / Signal Transformers SMD ISDN S-Interface 22mH 2.4Ohms 2-Port Pulse Electronics T5008NLT T5008NLT Pulse Electronics 1: $12.72 35In Stock	Mfr. Part No. T5008NLT Mouser Part No 673-T5008NL673-T	Pulse Electronics	Audio Transformers / Signal Transformers SMD ISDN S-Interface 22mH 2.4Ohms 2-Port	Datasheet	35In Stock	Cut Tape $12.72 $12.20 $9.96 $9.68 Reel $9.14 $9.10	Min.: 1 Mult.: 1 : 200	ISDN Transformers	Module	SMD/SMT					2 kV	0 C	+ 70 C	Dual		24.13 mm	14.73 mm	7.37 mm		Reel, Cut Tape
Audio Transformers / Signal Transformers SMD 64 KBPS Intrfce 20mH 5.6Ohms 2-Port Pulse Electronics T7015NL T7015NL Pulse Electronics 1: $14.69 92In Stock	Mfr. Part No. T7015NL Mouser Part No 673-T7015NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD 64 KBPS Intrfce 20mH 5.6Ohms 2-Port	Datasheet	92In Stock	$14.69 $13.25 $12.57 $12.13 View $11.85 $10.13 $9.94 $9.90	Min.: 1 Mult.: 1	Telecom Transformers	Module	SMD/SMT					1.5 kV	0 C	+ 70 C	Dual		0.67 in	0.451 in	0.408 in		Tube
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 4-Port Pulse Electronics TX1266NL TX1266NL Pulse Electronics 1: $10.28 6In Stock	Mfr. Part No. TX1266NL Mouser Part No 673-TX1266NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 4-Port	Datasheet	6In Stock	$10.28 $9.38 $9.37 $7.03 View $6.80 $6.79 $6.65 Quote	Min.: 1 Mult.: 1	ISDN Transformers	Module	SMD/SMT					1.5 kV	- 40 C	+ 85 C	Quad		28.58 mm	12.32 mm	5.84 mm
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .8Ohms 1-Por Pulse Electronics TX1315NLT TX1315NLT Pulse Electronics 1: $8.58 228In Stock	Mfr. Part No. TX1315NLT Mouser Part No 673-TX1315NL673-T	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .8Ohms 1-Por	Datasheet	228In Stock	Cut Tape $8.58 $6.68 $6.41 $6.20 Reel $4.81 View $6.00 $5.62 $4.46	Min.: 1 Mult.: 1 : 500	ISDN Transformers	Module	SMD/SMT					1.5 kV	- 40 C	+ 85 C	Single		7.62 mm	7 mm	6.35 mm		Reel, Cut Tape
Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 13W 12V 1.1A POEA2FB1V13W1X12 Eaton Electronics 1: $4.27 233In Stock	Mfr. Part No. POEA2FB1V13W1X12 Mouser Part No 504-POEA2FB1V13W1X12	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 13W 12V 1.1A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	233In Stock	Cut Tape $4.27 $4.05 $3.86 $3.77 Reel $3.48 View $3.41 $3.29 $3.22 $3.16 MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers		SMD/SMT		127 uH			1.5 kVAC	- 40 C	+ 125 C			17.65 mm	14.5 mm	14 mm	POEA2FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flybk Xfmr EFD20 Dual 24.3W 12V 0.02A 2A POEB2FB1V24W2X12 Eaton Electronics 1: $4.53 195In Stock	Mfr. Part No. POEB2FB1V24W2X12 Mouser Part No 504-POEB2FB1V24W2X12	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EFD20 Dual 24.3W 12V 0.02A 2A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	195In Stock	Cut Tape $4.53 Reel $4.53 MouseReel Available	Min.: 1 Mult.: 1 : 150	Flyback Transformers		SMD/SMT		11.5 uH			1.5 kVAC	- 40 C	+ 125 C			29.3 mm	21.8 mm	12 mm	POEB2FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Fwd Xfmr EFD30 Single 156W 12V 13A POEB4FW1V156W1X12 Eaton Electronics 1: $8.31 116In Stock	Mfr. Part No. POEB4FW1V156W1X12 Mouser Part No 504-POEB4FW1V156W112	Eaton Electronics	Audio Transformers / Signal Transformers Fwd Xfmr EFD30 Single 156W 12V 13A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	116In Stock	Cut Tape $8.31 $8.05 $7.90 Reel $7.89 $6.36 MouseReel Available	Min.: 1 Mult.: 1 : 50	Forward Transformers		SMD/SMT		100 uH			1.5 kVAC	- 40 C	+ 125 C			36 mm	33 mm	14.5 mm	POEB4FW	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 600CT/150 ohms:60K ohms (1:10.5) 1mW A-10J Triad Magnetics 1: $219.91 8In Stock	Mfr. Part No. A-10J Mouser Part No 553-A-10J	Triad Magnetics	Audio Transformers / Signal Transformers 600CT/150 ohms:60K ohms (1:10.5) 1mW Learn More about Triad Magnetics triad j series audio transformers	Datasheet	8In Stock	$219.91 $201.10 $197.28 $190.94	Min.: 1 Mult.: 1	Audio Transformers	Audio Transformer	Wire Lead	30 Hz to 15 kHz		600 Ohms, 150 Ohms	60 kOhms		0 C	+ 70 C					1.81 in	AJ
Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 600 CT, secondary impedance 600 CT 101F Hammond Manufacturing 1: $35.03 143In Stock	Mfr. Part No. 101F Mouser Part No 546-101F	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 600 CT, secondary impedance 600 CT	Datasheet	143In Stock	$35.03 $31.40 $29.85 $28.83 View $27.89 $27.36 $26.10 Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 100 kHz		600 Ohms	600 Ohms				Single		0.45 in	0.45 in	0.48 in	101
Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 600 CT, secondary impedance 50 CT 101R Hammond Manufacturing 1: $35.82 139In Stock	Mfr. Part No. 101R Mouser Part No 546-101R	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 600 CT, secondary impedance 50 CT	Datasheet	139In Stock	$35.82 $32.08 $31.35 $30.27 View $28.78 $25.94 $25.51 Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 100 kHz		600 Ohms	50 Ohms				Single		0.45 in	0.45 in	0.48 in	101
Audio Transformers / Signal Transformers Audio transformer, potted, primary 10K ctohms , secondary 10K ct ohms 107T Hammond Manufacturing 1: $39.94 151In Stock 177On Order	Mfr. Part No. 107T Mouser Part No 546-107T	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary 10K ctohms , secondary 10K ct ohms	Datasheet	151In Stock 177On Order On Order Ship Dates Mfr. No: 107T Stock: 151 Can Dispatch Immediately On Order: 99 Expected 3/11/2026 78 Expected 19/11/2026 Factory Lead Time: 5 Weeks	$39.94 $36.35 $34.71 $33.52 View $32.38 $29.13 $28.97 Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 50 kHz		10 kOhms	10 kOhms			+ 85 C	Single		0.63 in	0.586 in	0.63 in	107
Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 ctohms , secondary 600 ct ohms 109H Hammond Manufacturing 1: $53.18 54In Stock	Mfr. Part No. 109H Mouser Part No 546-109H	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 ctohms , secondary 600 ct ohms	Datasheet	54In Stock	$53.18 $47.44 $45.34 $43.72 View $42.26 $38.64 Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 50 kHz		600 Ohms	600 Ohms				Single		1.315 in	0.93 in	0.92 in	109
Audio Transformers / Signal Transformers Audio transformer, universal single ended tube output, 8 watts 125CSE Hammond Manufacturing 1: $111.90 27In Stock	Mfr. Part No. 125CSE Mouser Part No 546-125CSE	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, universal single ended tube output, 8 watts	Datasheet	27In Stock	$111.90 $99.84 $95.50 $89.31 View $87.00 Quote	Min.: 1 Mult.: 1	Tube Application Power Transformers	Single-Ended	Terminals	100 Hz to 15 kHz		10 kOhms	32 Ohms				Single		3.69 in	1.86 in	2.31 in	125 Series
Audio Transformers / Signal Transformers Tube output transformer, single ended , 30W, primary 2500 ohms, 160 ma. 1627SEA Hammond Manufacturing 1: $316.09 7In Stock	Mfr. Part No. 1627SEA Mouser Part No 546-1627SE	Hammond Manufacturing	Audio Transformers / Signal Transformers Tube output transformer, single ended , 30W, primary 2500 ohms, 160 ma. Learn More about Hammond Manufacturing hammond single ended tube audio	Datasheet	7In Stock	$316.09 $274.27 $266.97 $259.61	Min.: 1 Mult.: 1	Tube Application Power Transformers		Wire Lead	20 Hz to 20 kHz	20 H	2.5 kOhms										1627-1642 Series
Audio Transformers / Signal Transformers Output transformer, guitar amp, 6,600 C.T. ohm pri., 8 ohm sec., 20W 1750H Hammond Manufacturing 1: $95.78 53In Stock	Mfr. Part No. 1750H Mouser Part No 546-1750H	Hammond Manufacturing	Audio Transformers / Signal Transformers Output transformer, guitar amp, 6,600 C.T. ohm pri., 8 ohm sec., 20W	Datasheet	53In Stock	$95.78 $87.58 $82.42 $79.70 View $74.36 Quote	Min.: 1 Mult.: 1	Tube Application Power Transformers	Push-Pull	Wire Lead	70 Hz to 15 kHz	94.74 H	6.6 kOhms	8 Ohms				Single		3.71 in	2.4 in	2.308 in	1750
Audio Transformers / Signal Transformers Output transformer, guitar amp, 3,200 C.T. ohm pri., 4, 8, 16 ohm sec., 50W 1750N Hammond Manufacturing 1: $183.79 25In Stock	Mfr. Part No. 1750N Mouser Part No 546-1750N	Hammond Manufacturing	Audio Transformers / Signal Transformers Output transformer, guitar amp, 3,200 C.T. ohm pri., 4, 8, 16 ohm sec., 50W	Datasheet	25In Stock	$183.79 $167.24 $156.36 $148.23 View $145.26 Quote	Min.: 1 Mult.: 1	Tube Application Power Transformers	Push-Pull	Wire Lead	70 Hz to 15 kHz	119.37 H	3.2 kOhms	4 Ohms, 8 Ohms, 16 Ohms				Single		3.125 in	3.35 in	3.8 in	1750
Audio Transformers / Signal Transformers Output transformer, guitar amp, 1,700 C.T. ohm pri., 4, 8, 16 ohm sec., 100W 1750U Hammond Manufacturing 1: $232.04 11In Stock	Mfr. Part No. 1750U Mouser Part No 546-1750U	Hammond Manufacturing	Audio Transformers / Signal Transformers Output transformer, guitar amp, 1,700 C.T. ohm pri., 4, 8, 16 ohm sec., 100W	Datasheet	11In Stock	$232.04 $207.02 $196.33 $190.58 View Quote	Min.: 1 Mult.: 1	Tube Application Power Transformers	Push-Pull	Wire Lead	50 Hz to 12 kHz	76.39 H	1.7 kOhms	16 Ohms				Single		3.75 in	4.02 in	4.6 in	1750
Audio Transformers / Signal Transformers 10/100Base-T SMD 1Ohm 1-Port H1019NL Pulse Electronics 1: $9.21 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	$9.21 $8.88 $8.54 $8.34 View $8.11 $7.67 $6.15 $6.13	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH	1 Ohms	1 Ohms	1.5 kV	0 C	+ 70 C	Single		25.4 mm	12.83 mm	6.22 mm	H1019	Tube
Audio Transformers / Signal Transformers 100Base-TX SMD 1-Port H1267NL Pulse Electronics 1: $7.40 24In Stock	Mfr. Part No. H1267NL Mouser Part No 673-H1267NL	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-TX SMD 1-Port	Datasheet	24In Stock	$7.40 $6.69 $6.41 $6.22 View $6.02 $5.26 $4.99 $4.86 $4.83	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single	17.53 mm x 12.2 mm x 5.51 mm	17.53 mm	12.2 mm	5.51 mm		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por H1302NL Pulse Electronics 1: $7.00 126In Stock	Mfr. Part No. H1302NL Mouser Part No 673-H1302NL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por Learn More about Pulse Electronics pulselantrans	Datasheet	126In Stock	$7.00 $6.34 $5.96 $5.75 View $5.66 $5.44 $5.29 $4.66 $4.65	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	9.53 mm	5.97 mm		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por H1302NLT Pulse Electronics 1: $8.35 174In Stock	Mfr. Part No. H1302NLT Mouser Part No 673-H1302NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por	Datasheet	174In Stock	Cut Tape $8.35 $6.49 $6.23 $6.04 Reel $4.53 View $5.83 $4.76 $4.52 MouseReel Available	Min.: 1 Mult.: 1 : 600	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		12.7 mm	9.53 mm	5.97 mm		Reel, Cut Tape, MouseReel