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Setup · cable

Running the Starlink cable into an RV

Quick answer

Easiest first: through a window, under a slide or storage-bay door, through an existing cable port, or through a sealed roof or wall entry plate made to pass the connector. Don’t cut the cable. Outside, add a drip loop so water runs off before the hole.

Facts checked Research and spec-based analysisUS only. Not tested on the road by us.

Five ways in

Cable entry options, easiest first
Way inDrillingWeather-tightGood for
Window, cracked openNoNoFirst trips, testing
Storage bay or slide-out sealNoMostlyPortable setups
Existing cable/satellite portMaybe enlargeYes, if resealedRVs prewired for TV
Sealed wall entry plateYesYesGround or pole setups
Sealed roof entry plateYesYesRoof mounts

How a sealed entry works

Cable pass-through, side viewA flat panel dish on the RV roof, cable running along the roof to a sealed entry plate, a drip loop on the outside wall option, and the router inside.Dish on mountcable along roof, clipped downSealed roof entryinside a cabinet or wallRouterOr: wall entry with a drip loop (dashed)Inside the RV
The cable runs down from the mount, makes a drip loop, and enters through a sealed entry plate. Inside, it goes to the router or power supply.
  1. Dish on its mount, cable clipped flat along the roof so wind can’t lift it.
  2. A sealed entry plate on the roof (or a wall), bedded in a sealant made for your roof material.
  3. On a wall entry, a drip loop: the cable dips below the hole before going in, so water drips off.
  4. Inside, the cable runs to the router or power supply.

Mistakes to avoid

  • Crushing the cable in a door, window or slide. Look for kinks after every trip.
  • No drip loop on a wall entry: water follows the cable into the hole.
  • Wrong sealant for the roof material.
  • Swapping in a generic cable. The dish’s weather rating depends on Starlink’s own connector: for the Mini, IP67 (the Mini only with its DC cable and Starlink plug installed).

Questions people ask

Can I cut the Starlink cable and re-terminate it?

We don’t recommend it. The cable ends are Starlink’s own weather-sealed connectors, and a field repair may not seal the same way. Choose an entry that passes the connector through instead.

Can I just run it through a window?

For short trips, yes, if the window closes on the cable without crushing it. A crushed cable is a common cause of the app’s “poor cable connection” alert.

Is there a cable pass-through for the slide-out seal?

Some owners route the cable under a slide-out seal or through a basement storage door. Make sure the slide can’t pinch it when it moves.

Sources

  1. Mini specification sheet (Starlink PDF), checked Oct 5, 2026
  2. Mobility Mount installation guide, Standard (Starlink PDF), checked Oct 5, 2026
  3. How to install Starlink on boats (Starlink help center), read from starlink.com’s published data, checked Oct 5, 2026

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