Skip Navigation

Channel Master 3211 Double Female F-type Coaxial Coupler

Increase cable length without splicing

2 Reviews

Item # 6593211

This item is no longer available.

Shop all RF Splitters/Combiners


Here's a convenient way to quickly and easily combine RF cables for additional length. Each of these couplers features dual female threaded F-type connectors for linking together 2 standard (RG-59 or RG-6) coaxial RF cables. Warranty: 60 days.

Priced per pair

Got it fast!

wde, Peoria, Az

What's in the Box:

  • 2 female coaxial couplers

Channel Master 3211 Double Female F-type Coaxial Coupler Reviews

Average Customer Review(s):

(2 Reviews)


wde from Peoria, Az on 7/8/2014

Crutchfield Customer Review (What's this?)

Got it fast!

Pros: Works!

Cons: None

coaxial coupler

MixonD from Fishersville, VA on 6/15/2014

Crutchfield Customer Review (What's this?)

I needed to extend my antenna cable for a new antenna. This coupler allowed me to do that. It works fine.

Pros: Works fine.

Cons: None


Hands-on research

Product Research


Overview: Channel Master's coaxial couplers (CM-3211) connect two RG-6 or RG-59 coax cables together. The couplers feature dual female RF-type threaded connectors which allow you to connect two coax cables together that are both terminated with male RF-type threaded connectors.

  • HDTV/digital ready
  • Low signal loss
  • High-quality, designed for indoor and outdoor use
  • Approved and used by major cable companies
  • Includes patented DSM seizure for maximum electrical performance

Note: This package contains two coaxial couplers.

Our Product Research Team

At Crutchfield, you'll get detailed, accurate information that's hard to find elsewhere. That's because we have our own in-house Product Research team. They verify what’s in the box, check the owner's manual, and record dimensions, features and specs. We stay on top of new products and technologies to help people make informed choices.