Review: PORTER-CABLE 7800 4.7 Amp Drywall Sander with 13-Foot Hose

  • Build Quality
  • Features
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5 (1 vote)

PORTER-CABLE 7800 4.7 Amp Drywall Sander with 13-Foot Hose

Looking for a sander for your dry or rough wall?

A powerful disc sander from Porter-Cable, a renowned manufacturer of industrial tools, might be a good solution for you.

The high impact job done by disc sanders is quite exceptional.

Whichever wall treated with them remains impressively exquisite for a long time.

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The Porter-Cable 7800 disc sander has a powerful 4.7 AMP motor to which we attribute a sterling industrial performance in sanding.

For tall people treating floors, it becomes a pleasurable task because of the height of this dry wall sander.

It comes with a 13-foot vacuum hose that helps in getting rid of rubble when sanding.

The addition of this vacuum hose helps in keeping your work area cleaner.

You can actually excel ion your projects by varying the speed of this industrial from 1400 to 2000 RPM.

Using PORTER CABLE 7800 Disc Sander

Working with the Porter-Cable drywall sander is muscle-strain free when taking into account its lightweight of 8.5 pounds.

It can be operated with ease using one hand.

And to attach the external vacuum or handle the tool, there is the hook and loop straps to achieve that.

For novice people, the instruction manual has been provided with every purchase.

Frequently Asked Questions

Can I sand my tile floor after it has been stained?

Unfortunately, you will be risking with the scratches on your tiles.

This tool is inefficient of being used on smooth surfaces such as your tiles.

Only rough walls that can match the sturdiness of the grit sand paper allocated.

Rather look for the alternative stain remover than this disc sander.

Is the dust bag included?

No, it hasn’t been included.

On the vacuum hose, you can attach an external vacuum to route them out the dust particles from your work area.

It is still efficient in minimizing the danger of being exposed to particles.

There are hook and loop straps that can be used to attach the vacuum to the disc sander.

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What should I wear to operate this sander?

Wear protective clothing such as gloves, goggles, and long sleeves and aprons to keep away lose clothes.

A respiratory mask is also recommended because the finer dust particles may get into your eyes inevitably.

Can I remove an old paint using this dry wall sander?

Yes, you can. But with finer grit level.

You must be careful because it might end up damaging your wall as well, meaning you have yet another task of sanding your wall to be smooth again.

Can I use this sander for commercial use for my customers?

Business-wise yes you can.

But then it depends on the types of surfaces that you will be sanding.

Get prepared by getting a variety of grit sand papers so that you can sand any wall.

Otherwise get two sanders whereby the one is for very rough and the other for finer surfaces.

Jerry's TakeJerry's Take
Porter-Cable comes on top of other disc sanders, and even challenges some of the belt sanders with its great industrial performance in sanding.

The variable of 1400 to 2000 RPM is evident enough that this sander is the best friend for all carpenters and other DIY enthusiasts.

It’s the best value for money for those who demand great results.

I would, without hesitation, recommend this dry wall sander to anyone.

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  • Has a variable speed between 1400 to 2000 RPM
  • Has a 13-foot vacuum hose whereon you can attach an external vacuum to eliminate the dust particles
  • A powerful 4.7 AMP motor.
  • Ability to sand a broad range of rough surfaces
  • Lightweight with 8.5 pounds of weight


  • Contains no dust bag. must attach an external vacuum on its 13-foot vacuum horse.
  • Not ideal for smooth surfaces.
  • It is noisy

The Porter-Cable dry wall sander is good news to woodworkers, construction workers, and other DIY professionals.

The sander’s powerful 4.7 AMP motor has all the optimal functions attributed to it.

On top of that the sander has a variable speed dial.

It helps you conveniently work at any desired speed.

Anyone planning to renovate the home or build, it’s worth this disc sander.

Good Luck!

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