Authorized Invertek Drives Distributor

Invertek Store is operated by Piedmont Technical Sales, a Premier Authorized Distributor of Invertek Drives and industrial automation supplier serving customers since 1985.
We help customers source Optidrive variable frequency drives, replacement drives, and compatible Invertek options and accessories.


  • Premier Authorized Distributor

  • Serving Customers Since 1985

  • US Based Support: 704-519-4661

Shop Invertek Optidrive VFDs by Drive Family

  • Optidrive E3

    General Purpose Motor Control up to 50HP

    Shop E3 

  • Optidrive P2

    High performance drives for demanding applications

    Shop P2 

  • Optidrive Eco

    Application specific drives for HVAC and pump control

    Shop Eco 

IP20 & IP66

Optidrive E3

  • 0.37kW-37kW / 0.5HP-50HP
  • 110-480V Single & 3 Phase Input
  • Simple commissioning & intuitive keypad controls
View E3 Drives

IP20, IP55 & IP66/NEMA 4x

Optidrive P2

  • 200-600 V Single & 3 Phase input
  • 0.75-250kW / 1-400HP
  • Industrial heavy duty rating for every model: 150% overload for 60 seconds / 200% overload for 4 seconds
  • Built in EMC filter
View P2 Drives

IP20, IP55 & IP66/NEMA 4X

Optidrive ECO

  • 200-600V Single & 3 phase input
  • 0.75-250kW / 1-400HP
  • Multiple fan operation | Resonance avoidance
  • Multiple pump control | Blockage detect/clear

View ECO Drives

Invertek Options & Accessories

Direct Crossover VFDs

Eaton DC1 Drive Replacement

Invertek manufactures the original platform behind many Eaton DC1 drives. Use our part lookup tool to identify the correct drop-in replacement by part number.

Find Your Eaton Replacement