Heavy-Duty 50 Ohm RF Builds

RG213 Cable Assembly

Custom RG213 cable assemblies for antenna feeds, radio systems, tower infrastructure, and outdoor RF installations where lower loss and rugged construction matter.

50Ω
RF Standard
RG213
Large Diameter
Outdoor
Sealing Options
100%
Electrical Test
Commercial Use Cases

Where RG213 Fits Best

RG213 is not just generic coaxial cable traffic. Buyers usually land here when they already know they need a heavier 50 ohm build for RF power, run length, or field durability.

Antenna Feed Lines

Base, mobile, and fixed antenna runs where heavier 50 ohm cable is preferred over small-diameter coax.

Radio Systems

HF, VHF, and UHF interconnects for communications equipment, repeaters, and field radio kits.

Outdoor Installations

Weather-exposed cable builds with sealing, heat shrink, and connector selection matched to deployment conditions.

Infrastructure & Test

Tower hardware, control shelters, and bench or field test setups that need a rugged 50 ohm coax assembly.

What Buyers Usually Specify

RG213 Build Parameters

These are the details we need to turn an RF requirement into a production-ready assembly instead of a generic coax quote.

Parameter
Typical Range
Why It Matters
Nominal Impedance
50 ohm
Matched for common RF and antenna systems
Cable Family
RG-213/U
Large-diameter general-purpose RF coax
Outer Diameter
~10.3 mm
More robust than RG58-class cable
Common Connectors
N-Type, UHF, BNC, TNC, SMA
Exact compatibility depends on connector design and cable variant
Typical Strength
Lower loss than small coax
Useful for longer runs and higher power handling
Validation
100% electrical test
Continuity, polarity, and application-specific RF checks on request
Production Focus

Why Buyers Split RG213 from General Coaxial Sourcing

The existing coaxial cable assembly page covers the broad RF category. This page is narrower: it is for programs that already specify RG213 and need the quote to reflect cable size, connector compatibility, routing stiffness, and outdoor deployment details from the start.

In many projects, the real decision is whether RG213 is the right compromise between loss, flexibility, and cost. If the design needs a smaller, easier-to-route cable, teams often compare against RG58. If the release package is broader than one cable family, our RF connector cable assembly and BNC cable assembly pages are usually the better quoting paths.

  • Connectorized RG213 jumpers and cable sets
  • Straight, right-angle, and mixed-end terminations
  • Outdoor sealing with adhesive heat shrink
  • Labeling for rack, shelter, or field deployment
  • Lot-traceable builds for repeat programs
  • Prototype and production quantities
  • Custom lengths for antenna and equipment layouts
  • RF performance checks available for critical releases
Request RG213 Quote

Typical RFQ Inputs

Cable Length

Installed length, slack allowance, and routing path

Connector Ends

Exact series, gender, orientation, and plating

Environment

Indoor, outdoor, mobile, marine, or sheltered enclosure

Performance

Frequency band, target loss, and any VSWR requirement

Documentation

Pinout, drawing revision, labels, and packaging rules

Custom RG213 Cable Assembly for Antenna, Radio, and Outdoor RF Programs

As a specialized RG213 cable assembly manufacturer, OurPCB builds connectorized 50 ohm RF cables for communication systems, antenna infrastructure, shelters, and field equipment. The job is not just crimping connectors onto a thick cable. It requires matching the exact RG-213/U construction, connector geometry, strip dimensions, and reinforcement method so the finished assembly works as an engineered coaxial cable product rather than a generic wire build.

Buyers typically choose RG213 when a smaller cable such as RG58 is no longer the right fit. The larger diameter improves ruggedness and usually reduces attenuation, which is helpful in longer runs, higher-power radio installations, and outdoor antenna systems. The commercial value is not simply lower loss on paper. It is better margin in real installations where connector retention, jacket durability, and routing abuse matter as much as nominal 50 ohm characteristic impedance.

We support builds for communications infrastructure, fixed and mobile radios, marine electronics, and defense-adjacent RF systems. Depending on the program, that may mean standard N-Type or UHF terminations, sealed outdoor ends, equipment labels, and packaging controls for deployment crews. For related applications, customers often combine this service with coaxial cable assembly, military-spec cable assembly, or waterproof cable assembly requirements.

Validation depends on the job. Every production lot receives electrical verification, and critical RF programs can add return loss or other checks tied to the customer drawing. When the program is sensitive to mismatch, we review connector selection, cable variant, and target standing wave ratio before release instead of leaving RF risk to field install teams.

This service is commonly sourced for telecommunications, marine, and defense programs that need durable RF interconnects with repeatable production quality. If you already have a drawing, connector callout, or target frequency range, send it through the quote form and we will quote the assembly around the actual application instead of offering a generic coax part number.

Common Questions

RG213 Cable FAQ

RG213 is commonly used for 50 ohm antenna feeds, radio equipment, repeater systems, outdoor RF runs, and general-purpose communications infrastructure where a heavier coax cable is preferred over smaller low-power options.

RG213 is significantly larger and typically offers lower attenuation and better power handling than RG58. RG58 is easier to route in tight spaces, while RG213 is usually chosen when durability, outdoor use, or longer RF runs matter more.

Yes. We can supply RG213 assemblies with outdoor-oriented connector choices, sealing methods, and heat shrink reinforcement. The exact outdoor suitability depends on the cable jacket, connector interface, and the customer's exposure requirements.

Common connector families include N-Type, UHF/PL-259, BNC, and TNC. SMA is possible in some designs, but connector selection must be matched carefully to the cable size, operating frequency, and mechanical constraints.

Yes. Standard production includes electrical continuity verification, and we can add return loss, insertion loss, or other RF checks when the application requires more than a pass/fail wiring test.

Need an RG213 Cable Assembly Quote?

Send the cable length, connector series, frequency range, and installation environment. We will quote the right RG213 build instead of a generic coax substitute.