Audio Transformers / Signal Transformers

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Ethernet Transformers

HALO Electronics Ethernet Transformers are SMD communication magnetic transformers that range from 10Mbit/s to 10G. Isolation modules are available for data only or data with PoE, PoE+, and higher power PoE requirements. These products are recognized by UL/EN60950 and DEMKO. HALO's patented SMD construction, designs and automated manufacturing processes ensure quality and reliability.

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Part #

Audio Transformers / Signal Transformers Genesus -40C/+85C Mini 1G For MiniPhy

TG111-MSCE13LF
HALO Electronics
1: $4.66
1,993In Stock

Mfr. Part No.
TG111-MSCE13LF

Mouser Part No
493-TG111-MSCE13LF

HALO Electronics

Audio Transformers / Signal Transformers Genesus -40C/+85C Mini 1G For MiniPhy

Learn More

Datasheet

1,993In Stock

$4.66

$4.20

$3.97

$3.77

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

350 uH

1.5 kV

- 40 C

+ 85 C

Quad

Microsemi PHYs

SMD-24

14.22 mm

7.62 mm

8.64 mm

GENESUS

Tube

Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port

TG110-RP55N5LFTR
HALO Electronics
1: $2.91
607In Stock

Mfr. Part No.
TG110-RP55N5LFTR

Mouser Part No
493-TG110-RP55N5LFTR

HALO Electronics

Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port

Learn More

Datasheet

607In Stock

Cut Tape

$2.91

$2.79

$2.71

$2.62

Reel

$2.22

View

MouseReel Available

Min.: 1
Mult.: 1

: 700

LAN Isolation Transformers

Module

SMD/SMT

1 MHz to 80 MHz

1.5 kV

0 C

+ 70 C

10/100 Base-TX PoE Interface

SMD-16

12.7 mm

7.11 mm

6.35 mm

TG110

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port

TG110-S050N2LF
HALO Electronics
1: $5.45
406In Stock
1,602On Order

Mfr. Part No.
TG110-S050N2LF

Mouser Part No
493-TG110-S050N2LF

HALO Electronics

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port

Learn More

Datasheet

406In Stock

1,602On Order

$5.45

$3.53

$2.88

$2.33

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

400 nH

1.5 kV

0 C

+ 70 C

Single

10/100 Base-TX Interface

SMD-16

12.7 mm

7.11 mm

5.08 mm

TG110

Tube

Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:2.5

TG41-2006NRL
HALO Electronics
1: $5.20
426In Stock

Mfr. Part No.
TG41-2006NRL

Mouser Part No
493-TG41-2006NRL

HALO Electronics

Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:2.5

Learn More

Datasheet

426In Stock

$5.20

$3.34

$2.73

$2.21

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

200 uH

1.5 kV

- 40 C

+ 85 C

Single

10 Base-T Interface

SMD-16

12.7 mm

7.11 mm

5.08 mm

TG-10BT

Tube

Audio Transformers / Signal Transformers AUI ISO MOD SMD GullWing 1:1 100uH

TG01-1006NRL
HALO Electronics
1: $4.20
508In Stock

Mfr. Part No.
TG01-1006NRL

Mouser Part No
493-TG01-1006NRL

HALO Electronics

Audio Transformers / Signal Transformers AUI ISO MOD SMD GullWing 1:1 100uH

Learn More

Datasheet

508In Stock

$4.20

$2.72

$2.22

$1.80

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

100 uH

1.5 kV

0 C

+ 70 C

Single

AUI Interface

SMD-16

12.7 mm

7.11 mm

5.08 mm

TG-10B2

Tube

Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port

TG110-RPE5N5RL
HALO Electronics
1: $8.05
313In Stock
520Expected 12/06/2026

Mfr. Part No.
TG110-RPE5N5RL

Mouser Part No
493-TG110-RPE5N5RL

HALO Electronics

Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port

Learn More

Datasheet

313In Stock

520Expected 12/06/2026

$8.05

$5.20

$4.25

$3.43

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

1 MHz to 80 MHz

1.5 kV

- 40 C

+ 85 C

Single

10/100 Base-TX PoE Interface

SMD-16

12.7 mm

7.11 mm

6.35 mm

TG110

Tube

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port

TG110-S050N2RL
HALO Electronics
1: $5.75
514In Stock
520Expected 11/09/2026

Mfr. Part No.
TG110-S050N2RL

Mouser Part No
493-TG110-S050N2RL

HALO Electronics

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port

Learn More

Datasheet

514In Stock

520Expected 11/09/2026

$5.75

$3.71

$3.03

$2.45

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

400 nH

1.5 kV

0 C

+ 70 C

Single

10/100 Base-TX Interface

SMD-16

12.7 mm

7.11 mm

5.08 mm

TG110

Tube

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port

TG110-S055N2LFTR
HALO Electronics
1: $3.07
11In Stock

Mfr. Part No.
TG110-S055N2LFTR

Mouser Part No
493-TG110-S055N2LFTR

HALO Electronics

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port

Learn More

Datasheet

11In Stock

Cut Tape

$3.07

$2.50

$2.03

$1.74

Reel

$1.41

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

LAN Isolation Transformers

Module

SMD/SMT

400 nH

1.5 kV

0 C

+ 70 C

Single

10/100 Base-TX Interface

SMD-16

12.7 mm

7.11 mm

5.08 mm

TG110

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port

TG110-S055N2RLTR
HALO Electronics
1: $3.22
459In Stock
5,000Expected 12/06/2026

Mfr. Part No.
TG110-S055N2RLTR

Mouser Part No
493-TG110-S055N2RLTR

HALO Electronics

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port

Learn More

Datasheet

459In Stock

5,000Expected 12/06/2026

Cut Tape

$3.22

$2.63

$2.13

$1.79

Reel

$1.66

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

LAN Isolation Transformers

Module

SMD/SMT

400 nH

1.5 kV

0 C

+ 70 C

Single

10/100 Base-TX Interface

SMD-16

12.7 mm

7.11 mm

5.08 mm

TG110

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX

TG111-E10NYNLF
HALO Electronics
1: $7.25
143In Stock
504Expected 14/08/2026

Mfr. Part No.
TG111-E10NYNLF

Mouser Part No
493-TG111-E10NYNLF

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX

Learn More

Datasheet

143In Stock

504Expected 14/08/2026

$7.25

$4.68

$3.82

$3.09

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

TG1G

Tube

Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX

TG111-E12NYNRL
HALO Electronics
1: $3.70
385In Stock

Mfr. Part No.
TG111-E12NYNRL

Mouser Part No
493-TG111-E12NYNRL

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX

Learn More

Datasheet

385In Stock

$3.70

$3.68

$3.48

$3.43

$3.29

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

- 40 C

+ 85 C

Gigabit Interface

15.24 mm

13.72 mm

6.35 mm

TG1G

Tube

Audio Transformers / Signal Transformers GIGABIT PoE+ ISO MOD 24P SMD Single Port

TG111-HPE3NZRL
HALO Electronics
1: $5.40
23In Stock
420Expected 11/09/2026

Mfr. Part No.
TG111-HPE3NZRL

Mouser Part No
493-TG111-HPE3NZRL

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT PoE+ ISO MOD 24P SMD Single Port

Learn More

Datasheet

23In Stock

420Expected 11/09/2026

$5.40

$5.15

$4.99

$4.83

View

Min.: 1
Mult.: 1

LAN Transformers

Module

SMD/SMT

1.5 kV

- 40 C

+ 85 C

Dual

Gigabit PoE+ Interface

SMD-24

17.78 mm

12.19 mm

5.84 mm

TG1G

Tube

Audio Transformers / Signal Transformers Genesus 0-70C Mini 1G For MiniPhy

TG111-MSC13LF
HALO Electronics
1: $9.00
283In Stock

Mfr. Part No.
TG111-MSC13LF

Mouser Part No
493-TG111-MSC13LF

HALO Electronics

Audio Transformers / Signal Transformers Genesus 0-70C Mini 1G For MiniPhy

Learn More

Datasheet

283In Stock

$9.00

$5.82

$4.75

$3.84

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

350 uH

1.5 kV

0 C

+ 70 C

Quad

Microsemi PHYs

SMD-24

14.22 mm

7.62 mm

8.64 mm

GENESUS

Tube

Audio Transformers / Signal Transformers GIGABIT ISO MOD

TG111-S12NYNLF
HALO Electronics
1: $9.00
135In Stock

Mfr. Part No.
TG111-S12NYNLF

Mouser Part No
493-TG111-S12NYNLF

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD

Learn More

Datasheet

135In Stock

$9.00

$5.82

$4.75

$3.84

View

Min.: 1
Mult.: 1

Isolation Transformers

TG1G

Tube

Audio Transformers / Signal Transformers GIGABIT ISO MOD

TG111-HPE1NYNLFTR
HALO Electronics
1: $5.12
12In Stock
5,610On Order

Mfr. Part No.
TG111-HPE1NYNLFTR

Mouser Part No
493-TG111HPE1NYNLFTR

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD

Learn More

Datasheet

12In Stock

5,610On Order

Cut Tape

$5.12

$4.91

$4.76

$4.62

Reel

$4.18

View

MouseReel Available

Min.: 1
Mult.: 1

: 330

Isolation Transformers

TG1G

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 350uH GIGABIT SMD 1-Port AEC-Q200

TG1G-AE11NZ6NL
HALO Electronics
1: $10.16
271In Stock

Mfr. Part No.
TG1G-AE11NZ6NL

Mouser Part No
493-TG1G-AE11NZ6NL

HALO Electronics

Audio Transformers / Signal Transformers 350uH GIGABIT SMD 1-Port AEC-Q200

Learn More

Datasheet

271In Stock

$10.16

$7.21

$6.99

$6.33

View

Min.: 1
Mult.: 1

Ethernet Transformers

SMD/SMT

350 uH

- 40 C

+ 105 C

Single

17.78 mm

12.19 mm

7.87 mm

TG1G

AEC-Q200

Tube

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 48P 2-Port w/Choke

TG1G-E233NVRL
HALO Electronics
1: $30.30
179In Stock

Mfr. Part No.
TG1G-E233NVRL

Mouser Part No
493-TG1G-E233NVRL

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 48P 2-Port w/Choke

Learn More

Datasheet

179In Stock

$30.30

$19.56

$15.96

$12.91

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

1 MHz to 100 MHz

1.5 kV

- 40 C

+ 85 C

Dual, Quad

Gigabit Interface

SMD-48

27.69 mm

15.24 mm

7.62 mm

TG1G

Tube

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke

TG1G-S002NZLF
HALO Electronics
1: $12.05
331In Stock

Mfr. Part No.
TG1G-S002NZLF

Mouser Part No
493-TG1G-S002NZLF

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke

Learn More

Datasheet

331In Stock

$12.05

$7.77

$6.34

$5.13

View

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

Gigabit Interface

SMD-24

17.78 mm

12.19 mm

5.84 mm

TG1G

Tube

Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:1

TG81-1006NRL
HALO Electronics
1: $5.60
389In Stock

Mfr. Part No.
TG81-1006NRL

Mouser Part No
493-TG81-1006NRL

HALO Electronics

Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:1

Learn More

Datasheet

389In Stock

$5.60

$3.63

$2.96

$2.40

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

100 uH

1.5 kV

0 C

+ 70 C

Single

10 Base-T Interface

SMD-16

12.7 mm

7.11 mm

5.08 mm

TG-10BT

Tube

Audio Transformers / Signal Transformers Gigabit ISO MOD SMD 1500Vrms

TG1G-E001NZLF
HALO Electronics
1: $14.30
166In Stock

Mfr. Part No.
TG1G-E001NZLF

Mouser Part No
493-TG1G-E001NZLF

HALO Electronics

Audio Transformers / Signal Transformers Gigabit ISO MOD SMD 1500Vrms

Datasheet

166In Stock

$14.30

$9.23

$7.53

$6.09

View

Min.: 1
Mult.: 1

Isolation Transformers

TG1G

Tube

Audio Transformers / Signal Transformers 10BASE-T THT 16P 200uH 1:1 & 1:1.41

TD42-2006QRL
HALO Electronics
1: $5.35
416In Stock

Mfr. Part No.
TD42-2006QRL

Mouser Part No
493-TD42-2006QRL

HALO Electronics

Audio Transformers / Signal Transformers 10BASE-T THT 16P 200uH 1:1 & 1:1.41

Learn More

Datasheet

416In Stock

$5.35

$3.46

$2.82

$2.28

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

Through Hole

200 uH

2 kV

- 40 C

+ 85 C

10 Base-T Interface

DIP-16

20.57 mm

7.62 mm

5.33 mm

TD-10BT

Tube

Audio Transformers / Signal Transformers T1/E1 MiniOctal SMD 32P 8Channel ISO MOD

TG05-1505NURLTR
HALO Electronics
1: $21.75
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

Datasheet

6In Stock

Cut Tape

$21.75

$14.04

$11.46

$9.26

Reel

$6.70

View

MouseReel Available

Min.: 1
Mult.: 1

: 450

Isolation Transformers

Module

SMD/SMT

1.5 mH

1.5 kV

- 40 C

+ 85 C

Quad

T1/E1 Line Interface

SMD-32

25.4 mm

7.62 mm

7.37 mm

SMD-T1

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 16P Dual Ch

TG08-1205N1LF
HALO Electronics
1: $5.05
60In Stock

Mfr. Part No.
TG08-1205N1LF

Mouser Part No
493-TG08-1205N1LF

HALO Electronics

Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 16P Dual Ch

Learn More

Datasheet

60In Stock

$5.05

$3.28

$2.67

$2.16

View

Min.: 1
Mult.: 1

Isolation Transformers

Module

SMD/SMT

1.2 mH

1.5 kV

0 C

+ 70 C

Dual

T1/E1 Line Interface

SMD-16

12.7 mm

7.11 mm

5.08 mm

SMD-T1

Tube

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra-II 16P 1-Port

TG110-3506N6RL
HALO Electronics
1: $9.60
81In Stock

Mfr. Part No.
TG110-3506N6RL

Mouser Part No
493-TG110-3506N6RL

HALO Electronics

Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra-II 16P 1-Port

Learn More

Datasheet

81In Stock

$9.60

$6.21

$5.06

$4.10

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

400 nH

1.5 kV

0 C

+ 70 C

Single

10/100 Base-TX Interface

SMD-16

14.73 mm

7.11 mm

6.35 mm

TG110

Tube

Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port

TG110-RP55N5RL
HALO Electronics
1: $7.00
35In Stock

Mfr. Part No.
TG110-RP55N5RL

Mouser Part No
493-TG110-RP55N5RL

HALO Electronics

Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port

Learn More

Datasheet

35In Stock

$7.00

$4.54

$3.70

$2.99

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

1 MHz to 80 MHz

1.5 kV

0 C

+ 70 C

Single

10/100 Base-TX PoE Interface

SMD-16

12.7 mm

7.11 mm

6.35 mm

TG110

Tube

Ethernet Transformers

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10 Base-T
10 Base-T Interface
10/100 Base-TX
10/100 Base-TX Interface
10/100 Base-TX PoE+ Interface
10/100 Base-TX PoE Interface
10G Base-T Ethernet
10G Base-T Interface
AUI Interface
Data Line
Gigabit Interface
Gigabit PoE+ Interface
Gigabit PoE Interface
Microsemi PHYs
T1/E1
T1/E1/CEPT/ISDN-Pri
T1/E1/CEPT/ISDN-Pri Interface
T1/E1 8 Channel
T1/E1 Interface
T1/E1 Line Interface