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 Genesus 0-70C Mini 1G For MiniPhy

TG111-MSC13LF
HALO Electronics
1: $8.38
265In Stock

Mfr. Part #
TG111-MSC13LF

Mouser Part #
493-TG111-MSC13LF

HALO Electronics

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

Learn More

Datasheet

265In Stock

$8.38

$5.53

$4.72

$4.06

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-HPE1NYNLFTR
HALO Electronics
1: $7.37
264In Stock
9,900On Order

Mfr. Part #
TG111-HPE1NYNLFTR

Mouser Part #
493-TG111HPE1NYNLFTR

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD

Learn More

Datasheet

264In Stock

9,900On Order

Cut Tape

$7.37

$7.07

$6.85

$6.65

Reel

$6.02

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: $14.63
237In Stock

Mfr. Part #
TG1G-AE11NZ6NL

Mouser Part #
493-TG1G-AE11NZ6NL

HALO Electronics

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

Learn More

Datasheet

237In Stock

$14.63

$10.38

$10.07

$9.12

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: $20.59
119In Stock
420Expected 2026-09-25

Mfr. Part #
TG1G-E001NZLF

Mouser Part #
493-TG1G-E001NZLF

HALO Electronics

Audio Transformers / Signal Transformers Gigabit ISO MOD SMD 1500Vrms

Datasheet

119In Stock

420Expected 2026-09-25

$20.59

$13.29

$10.84

$8.77

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: $18.07
170In Stock

Mfr. Part #
TG1G-E012NZRL

Mouser Part #
493-TG1G-E012NZRL

HALO Electronics

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

Learn More

Datasheet

170In Stock

$18.07

$11.66

$9.52

$7.70

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: $43.63
179In Stock

Mfr. Part #
TG1G-E233NVRL

Mouser Part #
493-TG1G-E233NVRL

HALO Electronics

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

Learn More

Datasheet

179In Stock

$43.63

$28.17

$22.98

$18.59

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: $18.22
197In Stock
924Expected 2026-09-11

Mfr. Part #
TG1G-S002NZRL

Mouser Part #
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

$18.22

$6.22

$5.89

$5.53

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: $11.52
13In Stock

Mfr. Part #
TG111-E10NYNRLTR

Mouser Part #
493-TG111-E10NYNRLTR

HALO Electronics

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

Learn More

Datasheet

13In Stock

Cut Tape

$11.52

$7.46

$6.08

$4.92

Reel

$4.13

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: $26.86
105In Stock

Mfr. Part #
TG1G-S205NV6RL

Mouser Part #
493-TG1G-S205NV6RL

HALO Electronics

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

Learn More

Datasheet

105In Stock

$26.86

$17.32

$14.13

$11.42

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: $40.39
1In Stock

Mfr. Part #
TGR1G-S410N24LF

Mouser Part #
493-TGR1GS410N24LF

HALO Electronics

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

Learn More

Datasheet

1In Stock

$40.39

$26.08

$21.27

$17.21

View

Min.: 1
Mult.: 1

PoE Isolation Transformers

SMD/SMT

TG1G

Tube

Audio Transformers / Signal Transformers GIGABIT ISO MOD

TG111-HPE1NYNLF
HALO Electronics
1: $18.29
6,264On Order

Mfr. Part #
TG111-HPE1NYNLF

Mouser Part #
493-TG111-HPE1NYNLF

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD

Learn More

Datasheet

6,264On Order

$18.29

$11.82

$9.65

$7.80

View

Min.: 1
Mult.: 1

Isolation Transformers

TG1G

Tube

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

TG1G-E012NZLF
HALO Electronics
1: $16.70
903On Order

Mfr. Part #
TG1G-E012NZLF

Mouser Part #
493-TG1G-E012NZLF

HALO Electronics

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

Datasheet

903On Order

$16.70

$10.80

$8.81

$7.13

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 1:1 1500Vrms 1.3Ohm -1.1dB SMT

TG1G-E005J24LF
HALO Electronics
1: $23.90
4,089On Order

Mfr. Part #
TG1G-E005J24LF

Mouser Part #
493-TG1G-E005J24LF

HALO Electronics

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

Learn More

Datasheet

4,089On Order

$23.90

$17.06

$14.34

$11.95

View

Min.: 1
Mult.: 1

TG1G

Tube

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

TG111-E12NYNLF
HALO Electronics
1: $15.19
1,908On Order

Mfr. Part #
TG111-E12NYNLF

Mouser Part #
493-TG111-E12NYNLF

HALO Electronics

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

Learn More

Datasheet

1,908On Order

$15.19

$9.82

$8.01

$6.48

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: $5.33
532On Order

Mfr. Part #
TG111-E12NYNRL

Mouser Part #
493-TG111-E12NYNRL

HALO Electronics

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

Learn More

Datasheet

532On Order

$5.33

$5.30

$5.01

$4.94

$4.74

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: $31.54
421Expected 2026-08-24

Mfr. Part #
TG111-E212NWRLTR

Mouser Part #
493-TG111-E212NWRLTR

HALO Electronics

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

Learn More

Datasheet

421Expected 2026-08-24

Cut Tape

$31.54

$20.38

$16.62

$13.44

Reel

$11.28

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: $19.08
420On Order

Mfr. Part #
TG111-HPE3NZLF

Mouser Part #
493-TG111-HPE3NZLF

HALO Electronics

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

Datasheet

420On Order

$19.08

$12.31

$10.04

$8.12

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: $7.78
349Expected 2026-09-11

Mfr. Part #
TG111-HPE3NZRL

Mouser Part #
493-TG111-HPE3NZRL

HALO Electronics

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

Learn More

Datasheet

349Expected 2026-09-11

$7.78

$7.42

$7.19

$6.96

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

TG111-S12NYNLF
HALO Electronics
1: $12.96
475On Order

Mfr. Part #
TG111-S12NYNLF

Mouser Part #
493-TG111-S12NYNLF

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD

Learn More

Datasheet

475On Order

$12.96

$8.38

$6.84

$5.53

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: $16.63
349Expected 2026-09-11

Mfr. Part #
TG1G-S031NYRL

Mouser Part #
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

$16.63

$10.73

$6.13

$5.54

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: $13.54
Non-Stocked Lead-Time 2 Weeks

Mfr. Part #
TG111-S12NYNLFTR

Mouser Part #
493-TG111-S12NYNLFTR

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

Cut Tape

$13.54

$8.76

$7.14

$5.77

Reel

$4.85

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: $29.45
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
TG111-S212NWRLTR

Mouser Part #
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

$29.45

$18.99

$15.49

$12.53

Reel

$10.51

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: $53.86
Non-Stocked

Mfr. Part #
TDR1G-Q501Y16LF

Mouser Part #
493-TDR1G-Q501Y16LF

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD 5000 Volt DIP

Learn More

Datasheet

Non-Stocked

$53.86

$34.73

$28.34

$22.91

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: $5.43
Non-Stocked
New Product

Mfr. Part #
TG111-E12NYNLF 2

Mouser Part #
493-TG111-E12NYNLF2

New Product

HALO Electronics

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

Non-Stocked

$5.43

$5.20

$5.05

Min.: 504
Mult.: 36

TG1G

Tube

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

TG111-HP3NV6LF
HALO Electronics
252: $11.09
Non-Stocked Lead-Time 16 Weeks

Mfr. Part #
TG111-HP3NV6LF

Mouser Part #
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

$11.09

$9.56

$9.13

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

Mouser®

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