Why does a cabling warranty submission get delayed or rejected?

Manufacturer warranty desks delay or refuse packages that are incomplete or badly organised. What they ask for, quoted, and how Demarc checks a package before you send it.

Demarc › Answers › Why does a cabling warranty submission get delayed or rejected?

Page last updated 2026-10-24. Every quote below links to where it was published.

In their own words

“Poorly managed or badly organized data can delay approval or even result in the rejection of the warranty.”
CommScope warranty webinar description · source
“End Users may refuse to sign warranty documents when this information is incorrect or incomplete, which results in delays in processing.”
Hubbell Mission Critical registration steps · source
“Many cabling vendors will reject any results carried out with a 2-cord reference, which could prevent you from acquiring a warranty.”
Fluke Networks blog, top 10 cable testing mistakes · source

What it is

A manufacturer system warranty (Panduit, CommScope, Belden, Leviton, Hubbell and others) is issued only after the manufacturer's warranty desk reviews the installer's package: the certification results for every link, the bill of materials, the cable schedule or drawings, the installer's program ID and the end-user details. Each program publishes its own list, and a package that is missing one item, carries a failing link, or was tested the wrong way comes back or waits.

The common reasons are written in the manufacturers' own documents: results that are not 100% passing, a tester outside its calibration year, a fiber reference method the program does not accept, a copper test configuration (permanent link or channel) the program did not ask for, and missing project or end-user information.

How Demarc does it

Demarc builds the package from the test export you already have and checks it against the program you pick, item by item, before you download it. Every item it checks comes from the manufacturer's published document, and each rule in the code carries the manufacturer's sentence and the document URL. Anything missing is listed by name on the kit page, so you fix it before the desk sees it.

You still submit the package yourself, through the manufacturer's portal or desk. Demarc prepares it; it does not send it for you.

ProgramWhat the Demarc kit checks before you download it
Panduit
  • Accredited Panduit ONE Partner ID (Deploy competency)
  • 100% passing certification test results (every link PASS)
  • Every tester inside its 1 year calibration on the test date
  • Copper report states permanent link or channel (Panduit accepts either); fiber referenced one-jumper
  • Patch-panel / cable schedule (link-by-link record)
  • Bill of materials — Panduit-branded components
  • As-built drawing / floor plan
CommScope
  • CommScope PartnerPRO Partner ID
  • SYSTIMAX Design & Engineering (D&E) certificate number
  • 100% passing certification test results (every link PASS)
  • Every tester inside its 1 year calibration on the test date
  • Copper test configuration chosen on the project (CommScope publishes no rule); fiber reference method recorded where known
  • Patch-panel / cable schedule (link-by-link record)
  • Bill of materials — CommScope SYSTIMAX components
  • As-built documentation / floor plan
Belden
  • Belden PartnerAlliance certified-installer ID
  • 100% passing certification test results (every link PASS)
  • Every tester inside its 1 year calibration on the test date
  • Copper tested to channel limits (Belden); permanent link only with Belden's project approval; fiber referenced one-jumper (three-jumper where the end connectors differ)
  • Patch-panel / cable schedule (link-by-link record)
  • Bill of materials — Belden components
  • As-built drawing / floor plan
Leviton
  • Leviton Installer ID
  • 100% passing certification test results (every link PASS)
  • Every tester inside its 1 year calibration on the test date
  • Copper test configuration chosen on the project (Leviton publishes no rule); fiber reference method recorded where known
  • Patch-panel / cable schedule (link-by-link record)
  • Bill of materials — Leviton components
  • As-built drawing / floor plan
Hubbell
  • Hubbell installer ID
  • Complete project + end-user contact information (Hubbell: incomplete information gets the documents refused)
  • 100% passing certification test results (every link PASS)
  • Every tester inside its 1 year calibration on the test date
  • Copper test configuration chosen on the project (Hubbell publishes no rule); fiber reference method recorded where known
  • Patch-panel / cable schedule (link-by-link record)
  • Bill of materials — Hubbell components
  • As-built drawing / floor plan

The bar Demarc is held to

Every program Demarc supports lists each missing item the manufacturer's own document names. When the desk answers, you record accepted or sent back on the project, with the desk's reason; Demarc turns a returned package into a checklist of what to fix, and the project dashboard shows your first-time acceptance per program. With no answered submissions it says "no data yet", never 0%. We do not publish an acceptance rate across customers: none has been measured yet.

What the usual tools leave to you

Tester reporting software checks each result against the test limit and cable IDs planned for the job. Whether the package meets a particular manufacturer's program is left to the installer: the tester vendor's own guidance is to make sure tests follow the specification required for the certification job.

Questions

What gets a warranty package sent back?
Incomplete or incorrect information, failing or marginal links, a tester outside its 1 year calibration, a 2-cord fiber reference where the program names the one-jumper method, and a copper test configuration the program did not ask for. Each of these is in a manufacturer's published document.
Does Demarc submit the package to the manufacturer?
No. Demarc prepares and checks the package; you submit it through the manufacturer's portal or desk.
Which warranty programs does Demarc check against?
Panduit, CommScope, Belden, Leviton and Hubbell. Each program's requirements, quoted, are on the warranty programs pages.

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