Cellular internet parts and know-how

The parts that make cellular internet work.

Modems, adapters, enclosures, antennas, cables and connectors for DIY builds, upgrades and repairs, with plain-language help from people who use them every day.

Building or fixing something?

Start with the signal guide, check the bands your carrier uses, then pick the parts.

Shop parts by category

Everything ships from our store. Pick what you are building or fixing.

Modems

Modems

Quectel and Sierra 4G/5G modules, M.2 and mini-PCIe.

Antennas

Antennas

Indoor, outdoor, directional and omni, 600–6000 MHz.

Connectors & adapters

Connectors & adapters

SMA, RP-SMA, TS9, N-type, U.FL/MHF4 adapters and modem carrier boards.

Outdoor enclosures

Outdoor enclosures

Weatherproof housings and mounts for modems and antennas.

Power supplies & PoE

Power supplies & PoE

Adapters, PoE injectors and splitters, 5–48 V.

Pigtail cables

Pigtail cables

U.FL, MHF4, SMA and N pigtails for modems and enclosures.

Coax antenna cables

Coax antenna cables

Low-loss 200 and 400 series runs, any connector.

Ethernet & power cables

Ethernet & power cables

Outdoor-rated Ethernet, USB and DC leads.

Help and guides

Setup, firmware, antennas, connectors and the reference pages people search for.

Latest articles

Parts we use ourselves

Every part is tested in our own builds before it goes on the shelf.

Real support

Help from the people who install and repair this gear.

Real warranties

Clear terms, honoured without a fight.

Fast US shipping

Orders ship from the US, usually within one business day.

Setup tips and deals, about twice a month

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