About Audio Transformers / Signal Transformers

Audio Transformers / Signal Transformers

Audio and signal transformers are electrical components that transfer power from one circuit to another through inductive coupling. They are commonly used to match different impedances and isolate circuits from one another. This is especially useful in audio and signal processing, as different devices often have incompatible impedances that can be matched with a transformer. Additionally, transformers can help reduce ground loop noise, provide galvanic isolation, and help regulate voltage levels. They consist of an iron core that the two windings are wrapped around. Power is then transferred between the primary and secondary winding in a way that preserves the signal integrity.

Audio Transformers / Signal Transformers

Sorting

Sort Column:

Sort Direction:

Image	Stock Code(▲▼)	Description	Manufacturer	Availability ⓘ (▲▼)	Price(AUD) (Ex. GST)(▲▼)	Enter Qty	Product	Type	Termination Style	Frequency Range	Inductance	Primary Impedance	Secondary Impedance	Isolation Voltage	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Application	Package / Case	Length	Width	Height	Series	Qualification	Packaging

H1113

Transformers Audio & Signal 1CT:1CT
Icon ROHS

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Springmasters

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 0.5086

Multiples of: 25

Smd/Smt

14.81 mm

14.73 mm

4.88 mm

SM453229A-381N7Y

Audio Transformers / Signal Transformers LAN xfmr,10/100/1000 BASE-T,IEEE,AEC-Q
Icon ROHS

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Bourns

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 0.5249

Multiples of: 1

LAN Transformers

LAN

SMD/SMT

1 MHz to 100 MHz

- 40 C

+ 85 C

Single

10/100/1000 Base - T

4.7 mm

3.3 mm

2.9 mm

AEC - Q200

Reel , Cut Tape

BD20B23

RJ45 Transformer Through Hole,20PIN RoHS
Icon ROHS

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

TNK

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 0.5526

Multiples of: 1

BD20B13

RJ45 Transformer Through Hole,20PIN RoHS
Icon ROHS

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

TNK

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 0.5526

Multiples of: 1

BD20B12

RJ45 Transformer Through Hole,20PIN RoHS
Icon ROHS

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

TNK

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 0.5526

Multiples of: 1

HR601680

RJ45 Transformer SMD RoHS
Icon ROHS

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

HanRun

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 0.5803

Multiples of: 1

BT16B41PP

RJ45 Transformer SMD,16PIN RoHS
Icon ROHS

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

TNK

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 0.5813

Multiples of: 1

BC1610D

RJ45 Transformer 21x10.25x8.35mm RoHS
Icon ROHS

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Bao Cheng

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 0.6114

Multiples of: 1

BT16A07

RJ45 Transformer SMD,16PIN RoHS
Icon ROHS

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

TNK

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 0.6137

Multiples of: 1

G2405CG

SMD,18x12.7mm RJ45 Transformer ROHS
Icon ROHS

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Mentech

0
6 to 16 Weeks

October 2026