Audio Transformers / Signal Transformers

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Gigabit PoE/PoE+/PoE++ Ethernet Transformers

HALO Electronics Gigabit PoE/PoE+/PoE++ Ethernet Transformers address the isolation, insertion loss, and return loss requirements of IEEE 802.3ab for 1000BASE-T applications. These high-performance Gigabit Ethernet isolation modules are available as single and dual port transformers in many circuit designs and package types.

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Part #

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

TG111-E10NYNLFTR
HALO Electronics
1: $9.61
249In Stock

Mfr. Part No.
TG111-E10NYNLFTR

Mouser Part No
493-TG111-E10NYNLFTR

HALO Electronics

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

Learn More

Datasheet

249In Stock

Cut Tape

$9.61

$6.21

$5.06

$4.09

Reel

$3.44

View

MouseReel Available

Min.: 1
Mult.: 1

: 330

LAN Isolation Transformers

TG1G

Reel, Cut Tape, MouseReel

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

TG111-MSC13LF
HALO Electronics
1: $7.32
265In 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

265In Stock

$7.32

$4.83

$4.12

$3.55

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 350uH GIGABIT SMD 1-Port AEC-Q200

TG1G-AE11NZ6NL
HALO Electronics
1: $12.76
237In 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

237In Stock

$12.76

$9.06

$8.78

$7.95

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 1500Vrms

TG1G-E001NZLF
HALO Electronics
1: $17.96
119In Stock
420Expected 2026/09/25

Mfr. Part No.
TG1G-E001NZLF

Mouser Part No
493-TG1G-E001NZLF

HALO Electronics

Audio Transformers / Signal Transformers Gigabit ISO MOD SMD 1500Vrms

Datasheet

119In Stock

420Expected 2026/09/25

$17.96

$11.60

$9.46

$7.65

View

Min.: 1
Mult.: 1

Isolation Transformers

TG1G

Tube

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

TG1G-E012NZRL
HALO Electronics
1: $15.76
170In Stock

Mfr. Part No.
TG1G-E012NZRL

Mouser Part No
493-TG1G-E012NZRL

HALO Electronics

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

Learn More

Datasheet

170In Stock

$15.76

$10.18

$8.30

$6.72

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

1 MHz to 100 MHz

350 uH

1.5 kV

- 40 C

+ 85 C

Dual

Gigabit Interface

SMD-24

17.78 mm

12.19 mm

5.84 mm

TG1G

Tube

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

TG1G-E233NVRL
HALO Electronics
1: $38.05
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

$38.05

$24.56

$20.05

$16.21

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-S002NZRL
HALO Electronics
1: $15.89
197In Stock
924Expected 2026/09/11

Mfr. Part No.
TG1G-S002NZRL

Mouser Part No
493-TG1G-S002NZRL

HALO Electronics

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

Learn More

Datasheet

197In Stock

924Expected 2026/09/11

$15.89

$5.43

$5.14

$4.83

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 ISO MOD SMD GullWing GigE 10/100BASE-TX

TG111-E10NYNRLTR
HALO Electronics
1: $10.05
13In Stock

Mfr. Part No.
TG111-E10NYNRLTR

Mouser Part No
493-TG111-E10NYNRLTR

HALO Electronics

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

Learn More

Datasheet

13In Stock

Cut Tape

$10.05

$6.50

$5.30

$4.29

Reel

$3.61

View

MouseReel Available

Min.: 1
Mult.: 1

: 330

LAN Isolation Transformers

TG1G

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 48P 2-Port No Choke

TG1G-S205NV6RL
HALO Electronics
1: $23.42
105In Stock

Mfr. Part No.
TG1G-S205NV6RL

Mouser Part No
493-TG1G-S205NV6RL

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 48P 2-Port No Choke

Learn More

Datasheet

105In Stock

$23.42

$15.11

$12.32

$9.96

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

1 MHz to 100 MHz

1.5 kV

0 C

+ 70 C

Dual, Quad

Gigabit Interface

SMD-48

27.94 mm

12.19 mm

7.11 mm

TG1G

Tube

Audio Transformers / Signal Transformers GigE or GigE w/POE Rnf SMD 24P ISO MOD

TGR1G-S410N24LF
HALO Electronics
1: $35.23
1In Stock

Mfr. Part No.
TGR1G-S410N24LF

Mouser Part No
493-TGR1GS410N24LF

HALO Electronics

Audio Transformers / Signal Transformers GigE or GigE w/POE Rnf SMD 24P ISO MOD

Learn More

Datasheet

1In Stock

$35.23

$22.75

$18.55

$15.01

View

Min.: 1
Mult.: 1

PoE Isolation Transformers

SMD/SMT

TG1G

Tube

Audio Transformers / Signal Transformers GIGABIT ISO MOD

TG111-HPE1NYNLF
HALO Electronics
1: $15.96
5,141On Order

Mfr. Part No.
TG111-HPE1NYNLF

Mouser Part No
493-TG111-HPE1NYNLF

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD

Learn More

Datasheet

5,141On Order

$15.96

$10.32

$8.42

$6.80

View

Min.: 1
Mult.: 1

Isolation Transformers

TG1G

Tube

Audio Transformers / Signal Transformers 1:1 1500Vrms 1.3Ohm -1.1dB SMT

TG1G-E005J24LF
HALO Electronics
1: $20.85
4,089On Order

Mfr. Part No.
TG1G-E005J24LF

Mouser Part No
493-TG1G-E005J24LF

HALO Electronics

Audio Transformers / Signal Transformers 1:1 1500Vrms 1.3Ohm -1.1dB SMT

Learn More

Datasheet

4,089On Order

$20.85

$14.89

$12.51

$10.42

View

Min.: 1
Mult.: 1

TG1G

Tube

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

TG111-E12NYNLF
HALO Electronics
1: $13.25
1,908On Order

Mfr. Part No.
TG111-E12NYNLF

Mouser Part No
493-TG111-E12NYNLF

HALO Electronics

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

Learn More

Datasheet

1,908On Order

$13.25

$8.57

$6.98

$5.65

View

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 ISO MOD GigE 10/100BASE-TX

TG111-E12NYNRL
HALO Electronics
1: $4.65
532On Order

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

532On Order

$4.65

$4.62

$4.37

$4.30

$4.13

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 ISO MOD GigE 2-Port

TG111-E212NWRLTR
HALO Electronics
1: $27.50
421Expected 2026/08/24

Mfr. Part No.
TG111-E212NWRLTR

Mouser Part No
493-TG111-E212NWRLTR

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 2-Port

Learn More

Datasheet

421Expected 2026/08/24

Cut Tape

$27.50

$17.77

$14.49

$11.72

Reel

$9.84

View

MouseReel Available

Min.: 1
Mult.: 1

: 300

LAN Isolation Transformers

Module

SMD/SMT

- 40 C

+ 85 C

Gigabit Interface

27.94 mm

7.62 mm

8.64 mm

TG1G

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers GIGABIT PoE+ SMD 24P 1500Vrms Hi-Pot

TG111-HPE3NZLF
HALO Electronics
1: $16.64
420On Order

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

420On Order

$16.64

$10.73

$8.76

$7.08

View

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 GIGABIT PoE+ ISO MOD 24P SMD Single Port

TG111-HPE3NZRL
HALO Electronics
1: $6.78
399Expected 2026/09/11

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

399Expected 2026/09/11

$6.78

$6.47

$6.27

$6.07

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 GIGABIT ISO MOD SMD 24P 1-Port

TG1G-E012NZLF
HALO Electronics
1: $14.57
203Expected 2026/10/15

Mfr. Part No.
TG1G-E012NZLF

Mouser Part No
493-TG1G-E012NZLF

HALO Electronics

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

Datasheet

203Expected 2026/10/15

$14.57

$9.42

$7.69

$6.22

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

1 MHz to 100 MHz

- 40 C

+ 85 C

Quad

Gigabit Interface

17.78 mm

12.19 mm

5.84 mm

TG1G

Tube

Audio Transformers / Signal Transformers GIGABIT ISO MOD

TG111-S12NYNLF
HALO Electronics
1: $11.30
475On Order

Mfr. Part No.
TG111-S12NYNLF

Mouser Part No
493-TG111-S12NYNLF

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD

Learn More

Datasheet

475On Order

$11.30

$7.32

$5.97

$4.83

View

Min.: 1
Mult.: 1

Isolation Transformers

TG1G

Tube

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

TG1G-S031NYRL
HALO Electronics
1: $14.50
349Expected 2026/09/11

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

Datasheet

349Expected 2026/09/11

$14.50

$9.36

$5.35

$4.84

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

15.24 mm

13.72 mm

6.35 mm

TG1G

Tube

Audio Transformers / Signal Transformers GIGABIT ISO MOD

TG111-S12NYNLFTR
HALO Electronics
1: $11.80
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
TG111-S12NYNLFTR

Mouser Part No
493-TG111-S12NYNLFTR

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

Cut Tape

$11.80

$7.64

$6.23

$5.04

Reel

$4.23

View

MouseReel Available

Min.: 1
Mult.: 1

: 330

Isolation Transformers

TG1G

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 2-Port

TG111-S212NWRLTR
HALO Electronics
1: $25.69
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
TG111-S212NWRLTR

Mouser Part No
493-TG111-S212NWRLTR

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 2-Port

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Cut Tape

$25.69

$16.57

$13.51

$10.93

Reel

$9.16

View

MouseReel Available

Min.: 1
Mult.: 1

: 300

Isolation Transformers

TG1G

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers GIGABIT ISO MOD 5000 Volt DIP

TDR1G-Q501Y16LF
HALO Electronics
1: $46.97
Non-Stocked

Mfr. Part No.
TDR1G-Q501Y16LF

Mouser Part No
493-TDR1G-Q501Y16LF

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD 5000 Volt DIP

Learn More

Datasheet

Non-Stocked

$46.97

$30.30

$24.71

$19.98

View

Min.: 1
Mult.: 1

Isolation Transformers

TG1G

Tube

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

TG111-E12NYNLF 2
HALO Electronics
504: $4.73
Non-Stocked
New Product

Mfr. Part No.
TG111-E12NYNLF 2

Mouser Part No
493-TG111-E12NYNLF2

New Product

HALO Electronics

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

Non-Stocked

$4.73

$4.54

$4.41

Min.: 504
Mult.: 36

TG1G

Tube

Audio Transformers / Signal Transformers GIGABIT PoE+ ISO MOD 48P SMD Dual Port

TG111-HP3NV6LF
HALO Electronics
252: $9.68
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
TG111-HP3NV6LF

Mouser Part No
493-TG111-HP3NV6LF

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT PoE+ ISO MOD 48P SMD Dual Port

Learn More

Datasheet

Non-Stocked Lead-Time 16 Weeks

$9.68

$8.34

$7.97

Quote

Min.: 252
Mult.: 18

LAN Isolation Transformers

Module

SMD/SMT

1 MHz to 100 MHz

1.5 kV

0 C

+ 70 C

Dual, Quad

Gigabit PoE+ Interface

SMD-48

27.94 mm

12.19 mm

7.11 mm

TG1G

Tube

Gigabit PoE/PoE+/PoE++ Ethernet Transformers

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