Modular Plugs


Originally designed to make telephone installation faster and easier, modular plugs have gained practically universal popularity around the globe, and are used for network connections as well as landline phones and a host of other applications. Modular connectors plug into jacks or sockets for quick, easy and dependable connections.

At Discount Low Voltage, we carry a huge selection of modular plugs and connectors for solid wire and stranded wire. Whether you are looking for a Cat5e RJ11 cable termination or something else, we have the right modular plug to suit your needs. Because these modular connectors are made by leading manufacturers, such as Dynacom and Signamax, you can buy with confidence. 


We offer RJ11 Cat5e as well as RJ45 plugs popular for Ethernet over twisted pair applications. Choose from solid-wire as well as twisted-wire plugs. We also carry plugs for wired telephone handsets as well as Eclipse pass-through plugs for solid or stranded copper conductors. You will also find Cat6 plugs here as well as field-installable industrial plugs factory tested to stand up to rigorous conditions and rated for at least 750 plug insertions for high reliability. 

To minimize electrical interference, consider our shielded plugs. These can be especially useful for termination of distribution and equipment cables for security cameras, industrial electronics and patching in environments that require hardened, reliable connections. We also have slide-on RJ45 boots in a variety of colors. 

Besides modular plugs, we stock all the crimping and cutting tools you will need for terminating patch cables as well as testers to make sure they have been properly terminated.

Most of these items are in stock and ship on the same business day if you get your order in by 2 p.m. Pacific time.


Many of these products are available in 10- or 100-packs, saving you the hassle of re-ordering and saving you money too. 

In addition, some of these plugs are available with quantity discounts. That means the more you buy, the more you save. Qualifying orders are eligible for free shipping, and no sales tax is charged for orders shipped outside California.


Descriptions and downloadable manufacturers’ spec sheets are available on each product page. Many of these pages also contain videos, where Mercy will show you the main features of each product. 

In addition, you can find out how to work with these plugs by checking out our YouTube channel. Many of these videos give you step-by-step instructions showing you exactly how to attach these plugs for a secure, reliable and efficient job.

Of course, we’re always available during normal business hours here on the West Coast to answer any questions or concerns you may have. Just drop us an email or call us toll-free for fast, friendly advice.