Telecom Transformers

HALO Electronics Telecom Transformers are for use with 56 and 64Kbps, T1/E1, E3/ DS3 and E4 applications and UL/EN60950 recognized. Their patented SMD construction provides high reliability SMD isolation modules for all leading Line Interface Units (LIUs). Isolation modules are available in Functional, Supplemental and Reinforced insulation to meet the most stringent safety requirements.

All Results (110)

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Qty. RoHS
HALO Electronics Power Transformers - Board Mount Power Transformers ISO MOD SMD 40W Forward Converter 125In Stock
A tariff of 38% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh
Datasheet
522In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers E4/STM-01/STS-3/OC-3 16P SMD Single Ch
Datasheet
427In Stock
558Expected 9/4/2026
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh
Datasheet
158In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 20P Quad Ch
Datasheet
90In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 Quatra SMD 40P QuadPort ISO MOD
Datasheet
151In Stock
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh
Datasheet
100In Stock
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
HALO Electronics Audio Transformers / Signal Transformers T1/E1 Duet ISO MOD SMD 24P Dual Port
Datasheet
320In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 20P Quad Ch
Datasheet
276In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1CT:1CT 1Ch
Datasheet
112In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1:1:1 Single Ch
Datasheet
411In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1:1.36CT 1Ch
Datasheet
40In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh
Datasheet
506In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T3/DS3/E3/STS-1 SMD 1-Port 1:2 Gullwing
Datasheet
540In Stock
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 Quatra SMD 40P QuadPort ISO MOD
Datasheet
273In Stock
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 MiniOctal SMD 32P 8Channel ISO MOD
Datasheet
386In Stock
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers Co-Direct 64Kbps SMD 12P Dual Gullwing
Datasheet
208In Stock
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T3/DS3/E3/STS-1 SMD 1-Port 1:1 Gullwing
Datasheet
4In Stock
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers E4/STM-01/STS-3/OC-3 16P SMD Dual Ch
Datasheet
65In Stock
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 16P Dual Ch
Datasheet
60In Stock
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh
Datasheet
114In Stock
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 16P Dual Ch
Datasheet
36In Stock
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers DIP ISOLATION MODULE T3/E3 Single StdTemp
Datasheet
Non-Stocked
A tariff of 30% may be applied if shipping to the United States.
Min.: 558
Mult.: 62
HALO Electronics Audio Transformers / Signal Transformers DIP ISOLATION MODULE T3/E3 Single ExtTemp
Datasheet
Non-Stocked
A tariff of 30% may be applied if shipping to the United States.
Min.: 558
Mult.: 62
HALO Electronics Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6P Single Ch StdTemp
Datasheet
Non-Stocked
A tariff of 30% may be applied if shipping to the United States.
Min.: 1
Mult.: 1