Grizzly G0447 - 37" 20 HP 3-Phase Double Head Wide-Belt Sander

Regular price $21,500.00

Shipping calculated at checkout.

Introducing the G0447 37" 20 HP 3-Phase Double Head Wide-Belt Sander

The G0447 is equipped with dual heads, allowing for sanding to finer grits in a single pass. The first belt operates on a single drum, while the rear belt operates on a platen system, providing the option to adjust sanding depth.

The required sandpaper dimensions are 35" wide by 75" long. Replacement paper for the G0447 can be obtained through Grizzly.

The sander, like other Grizzly wide-belt sanders, comes with a 1-year warranty covering parts and ensuring freedom from factory defects. Consumables are not included in the warranty.

Your machine comes with a comprehensive, easy to follow manual written by the Grizzly HQ documentation department right here in the USA.

For all customer service inquiries especially those relating to ordering and fulfillment please click HERE or go to the Mark Newton Custom Woodcraft ‘Contact’ page to let us know how we can help you.

For technical assistance and parts inquiries enjoy legendary technical support from the Grizzly Technical Support Team HERE.

The machine is manufactured in an ISO 9001 factory and CSA certified.


  • Sanding motor HP: 20 HP, 220V/440V*, 3-phase, 50.3A/25.1A
  • Conveyor motor HP: 1 HP, 3.4A/1.7A
  • Table lift motor HP: 1/4 HP, 1.2A/0.6A
  • Maximum board width: 36-1/2"
  • Maximum board thickness: 6"
  • Minimum board length: 11"
  • Minimum board thickness: 3/16"
  • Front drum surface speed: 3500 FPM
  • Rear drum surface speed: 2600 FPM
  • Conveyor speed: 14–60 FPM
  • Sanding belt size: 37" x 75"
  • Air requirement: 57–75 PSI, 12.3 CFM
  • Dust ports: 6 x 5"
  • Footprint: 52" x 31"
  • Overall dimensions: 53-1/2" W x 59-1/2" D x 79" H
  • Approx. shipping weight: 2920 lbs.

Features include rubber pressure rollers, hard rubber infeed drum, adjustable graphite platen, digital encoder depth control, amp/load meter, disc brake for emergency stop, and variable feed speed.

*The machine is prewired for 220V but can be rewired to 440V for a fee of $385, with arrangements made through Grizzly Technical Support at (570) 546-9663 prior to placing an order.

Due to its size, the item must be delivered to a loading dock or unloaded with a forklift, and liftgate service is not available.

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