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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Description Datasheet Availability Pricing (CRC) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Product
Type
Termination Style
Frequency Range
Inductance
Primary Impedance
Isolation Voltage
Minimum Operating Temperature
Maximum Operating Temperature
Number of Channels
Package / Case
Length
Width
Height
Series
Qualification
Packaging
HALO Electronics Audio Transformers / Signal Transformers 10/100BASE-TX SMD E-Ultra 16P 1-Port
Datasheet
1 209In Stock
5 760On Order
Min.: 1
Mult.: 1

LAN Isolation Transformers Module SMD/SMT 400 nH 1.5 kV - 40 C + 85 C Single SMD-16 12.7 mm 7.11 mm 6.35 mm TG110 Tube
HALO Electronics Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port
Datasheet
514In Stock
520Expected 8/31/2026
Min.: 1
Mult.: 1

LAN Isolation Transformers Module SMD/SMT 1 MHz to 80 MHz 1.5 kV - 40 C + 85 C Single SMD-16 12.7 mm 7.11 mm 6.35 mm TG110 Tube
HALO Electronics Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX
Datasheet
647In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers TG1G Tube
HALO Electronics Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX
Datasheet
249In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 330

LAN Isolation Transformers TG1G Reel, Cut Tape, MouseReel
HALO Electronics Audio Transformers / Signal Transformers Genesus 0-70C Mini 1G For MiniPhy
Datasheet
225In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers Module SMD/SMT 350 uH 1.5 kV 0 C + 70 C Quad SMD-24 14.22 mm 7.62 mm 8.64 mm GENESUS Tube
HALO Electronics Audio Transformers / Signal Transformers GIGABIT ISO MOD
Datasheet
39In Stock
19 800On Order
MouseReel Available
Min.: 1
Mult.: 1
: 330

Isolation Transformers TG1G Reel, Cut Tape, MouseReel
HALO Electronics Audio Transformers / Signal Transformers 350uH GIGABIT SMD 1-Port AEC-Q200
Datasheet
207In Stock
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
HALO Electronics Audio Transformers / Signal Transformers Gigabit ISO MOD SMD 1500Vrms
Datasheet
95In Stock
420Expected 9/25/2026
Min.: 1
Mult.: 1

Isolation Transformers TG1G Tube
HALO Electronics Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke
Datasheet
267In Stock
420Expected 9/25/2026
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 SMD-24 17.78 mm 12.19 mm 5.84 mm TG1G Tube
HALO Electronics Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke
Datasheet
170In Stock
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 SMD-24 17.78 mm 12.19 mm 5.84 mm TG1G Tube
HALO Electronics Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 48P 2-Port w/Choke
Datasheet
179In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers Module SMD/SMT 1 MHz to 100 MHz 1.5 kV - 40 C + 85 C Dual, Quad SMD-48 27.69 mm 15.24 mm 7.62 mm TG1G Tube
HALO Electronics Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke
Datasheet
197In Stock
924Expected 9/11/2026
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 SMD-24 17.78 mm 12.19 mm 5.84 mm TG1G Tube
HALO Electronics Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:1
Datasheet
379In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers Module SMD/SMT 100 uH 1.5 kV 0 C + 70 C Single SMD-16 12.7 mm 7.11 mm 5.08 mm TG-10BT Tube
HALO Electronics Audio Transformers / Signal Transformers 10BASE-T THT 16P 200uH 1:1 & 1:1.41
Datasheet
416In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers Module Through Hole 200 uH 2 kV - 40 C + 85 C DIP-16 20.57 mm 7.62 mm 5.33 mm TD-10BT Tube
HALO Electronics Audio Transformers / Signal Transformers T1/E1 MiniOctal SMD 32P 8Channel ISO MOD
Datasheet
6In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 450

Isolation Transformers Module SMD/SMT 1.5 mH 1.5 kV - 40 C + 85 C Quad SMD-32 25.4 mm 7.62 mm 7.37 mm SMD-T1 Reel, Cut Tape, MouseReel
HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 16P Dual Ch
Datasheet
60In Stock
Min.: 1
Mult.: 1

Isolation Transformers Module SMD/SMT 1.2 mH 1.5 kV 0 C + 70 C Dual SMD-16 12.7 mm 7.11 mm 5.08 mm SMD-T1 Tube
HALO Electronics Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra-II 16P 1-Port
Datasheet
81In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers Module SMD/SMT 400 nH 1.5 kV 0 C + 70 C Single SMD-16 14.73 mm 7.11 mm 6.35 mm TG110 Tube
HALO Electronics Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port
Datasheet
35In Stock
Min.: 1
Mult.: 1
LAN Isolation Transformers Module SMD/SMT 1 MHz to 80 MHz 1.5 kV 0 C + 70 C Single SMD-16 12.7 mm 7.11 mm 6.35 mm TG110 Tube
HALO Electronics Audio Transformers / Signal Transformers 10/100BASE-TX SMD Quantra PoE 48P Quad
Datasheet
2In Stock
Min.: 1
Mult.: 1
LAN Isolation Transformers Module SMD/SMT 1 MHz to 100 MHz 1.5 kV - 40 C + 85 C Dual, Quad SMD-48 27.69 mm 18.8 mm 7.62 mm TG110 Tube
HALO Electronics Audio Transformers / Signal Transformers 10/100BASE-TX SMD 1-Port Gullwing
Datasheet
168In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers Module SMD/SMT 350 uH 1.5 kV 0 C + 70 C Single SMD-16 12.7 mm 7.11 mm 5.08 mm TG110 Tube
HALO Electronics Audio Transformers / Signal Transformers ISO MOD SMD GullWing GigE 10/100BASE-TX
Datasheet
13In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 330

LAN Isolation Transformers TG1G Reel, Cut Tape, MouseReel
HALO Electronics Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke
Datasheet
18In Stock
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 SMD-24 17.78 mm 12.19 mm 5.84 mm TG1G Tube
HALO Electronics Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 48P 2-Port No Choke
Datasheet
105In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers Module SMD/SMT 1 MHz to 100 MHz 1.5 kV 0 C + 70 C Dual, Quad SMD-48 27.94 mm 12.19 mm 7.11 mm TG1G Tube
HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh
Datasheet
114In Stock
Min.: 1
Mult.: 1

Isolation Transformers Module SMD/SMT 1.5 mH 1.5 kV - 40 C + 85 C Single SMD-6 8.13 mm 7.11 mm 5.08 mm SMD-T1 Tube
HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 16P Dual Ch
Datasheet
434In Stock
Min.: 1
Mult.: 1

LAN Isolation Transformers Module SMD/SMT 1.5 mH 1.5 kV - 40 C + 85 C Dual SMD-16 12.7 mm 7.11 mm 5.08 mm SMD-T1 Tube