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
Quectel and Sierra 4G/5G modules, M.2 and mini-PCIe.
Antennas
Indoor, outdoor, directional and omni, 600–6000 MHz.
Connectors & adapters
SMA, RP-SMA, TS9, N-type, U.FL/MHF4 adapters and modem carrier boards.
Outdoor enclosures
Weatherproof housings and mounts for modems and antennas.
Power supplies & PoE
Adapters, PoE injectors and splitters, 5–48 V.
Pigtail cables
U.FL, MHF4, SMA and N pigtails for modems and enclosures.
Coax antenna cables
Low-loss 200 and 400 series runs, any connector.
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
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Modem Commands for MBIM and QMI Composition
Quectel Wireless MBIM Composition AT+QCFG=”USBNET”,2 QMI Composition AT+QCFG=”USBNET”,0 ECM Composition AT+QCFG=”USBNET”,1 After changing the modems mode, you must…
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Using Custom DNS Settings with WiFiX Firmware
How to set your WiFiX firmware to use custom DNS servers, like openDNS, for special or filtered DNS…
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Connecting MHF4 Antenna Connectors on Cellular Modems
In this quick video we visually demonstrate for you how we connect MHF4 antenna connectors on cellular modems.
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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