Ethernet Discrete Transformers and FastJacks

HALO Ethernet products

HALO’s Ethernet transformers and integrated RJ45’s (FastJacks) are available in 10BASE-T, 10/100BASE-T, Gigabit, and 10G speeds. The SMD Ethernet transformers utilize HALO’s patented open frame construction offering a robust solution for any network application. HALO also offers a full line of data communication common mode filters designed to meet the IEEE802.3 standards.

Discrete Transformers

Discrete Transformers

HALO’s patented open frame construction SMD Ethernet transformers are available in 10BASE-T, 10/100BASE-TX, Gigabit, 2.5G/5G, and 10G speeds. These products meet or exceed the IEEE802.3 specifications. Available for most PHY IC’s.



The FastJack™ series integrates the high performance of HALO magnetics into industry standard connector designs. A complete line of Integrated RJ-45 connectors for 10BASE-T, 10/100BASE-TX, and Gigabit Ethernet. The result is an extremely robust, IEEE802.3 compliant solution. The complete FastJack series is UL60950 and EN60950 compliant.

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