2x72 Belt Grinder Resources

Hardware, Motors, VFDs & More


Motors for your Revolution

Requirements for a motor that will work with the Revolution:

  • TEFC
  • NEMA 56C (this is the bolt pattern)
  • 3450 RPM
  • 3-Phase (no need for 3-phase power, the VFD will convert single-phase to 3)
  • 2HP (Preferred)
  • 220v

Motor Option #1
2HP Electric Motor 3450 RPM 3-Phase Motor 230V/460V

Buy on Amazon

Motor Option #2
BTDH 2HP 3-Phase Motor 3450 RPM
208-230/460v

Buy on Amazon

Motor Option #3
2HP Electric Motor 3450 RPM 3-Phase Motor
230V/460V

Buy from AutomationDirect

Revolution-compatible VFDs

Cheaper VFD (220 Input)
XCFDP AC 220V/1.5kw 2HP Variable Frequency Drive

(You must enclose this or it will fail due to dust)

Buy on Amazon

Cheaper VFD (110 to 220 3-phase)
Wisoqu VFD

(You must enclose this or it will fail due to dust)

Buy on Amazon

VFD Option - (110 or 220 input)

KB Electronics, 9543, KBDA-27D

Buy on Amazon

VFD Option - (220 - up to 2HP)
KB Electronics KBAC-27D AC motor control

Buy on Amazon

Tools & supplies for your Revolution build

Tools required to build the Revolution

Access my full Revolution tool list

Welding Tools & Supply List

Access my full welding supply List
Wiring Diagram for Most Motors & VFD's

Thanks to Dan @ DC Knives dcknives.blogspot.com

Download diagram

Grinder Accessories

10" Contact Wheel

*Make sure to select 12.7mm bearing*
70A Common Hardness

Buy from AliExpress

14" Contact Wheel

*Make sure to select 12.7mm bearing*
70A Common Hardness

Buy from AliExpress

Small Wheel Attachment

TR Maker small wheel attachment, rubber-coated wheel set & rack

Buy on Ebay

Free Software

AutoDesk Viewer

View Fusion 360, DWG, STEP, DWF, RVT and Solidworks files.

Get AutoDesk Viewer

Fusion 360

View and edit Fusion 360, CAD, STEP, DXF, and Solidworks files

Get Fusion 360 for personal use