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 Drives

    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

IP20-Up to 37kW

  • Quick setup time with 14 basic parameters
  • Built in PI control, EMC filter and brake chopper
  • Bluetooth connectivity
  • Compact panel mounting

IP66 Outdoor-Up to 22kW

  • Dust-tight & washdown ready
  • 2 x RJ45 ports
  • Easily accessible EMC disconnect
  • Local speed potentiometer
  • Lockable mains, Disconnect/Isolator
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
  • Sensorless vector control
  • Built in EMC filter
  • Integral Brake Transistor
  • PM Motor Control provides a future proof upgrade path to high efficiency permanent magnet motors
View P2 Drives

IP20, IP55 & IP66/NEMA 4X

Optidrive ECO

  • 200-600V Single & 3 phase input
  • 0.75-250kW / 1-400HP

HVAC Features

  • Built in PID controller that fully integrates with HVAC and energy efficiency features
  • Multiple Fan Operation: Coordinated fan station control built-in as a standard
  • Resonance Avoidance and Belt Break Detection as standard programmable features

Pump Drive Features

  • a single "master" drive controls and monitors system operations, while additional connected drives require a single RJ45 connection
  • Blockage detection: pump blockages can be programmed to automatically trigger a cleaning cycle
  • Dry run protection: evaluates pump speed and power to shut down or provide warning when pump is running dry
  • Motor Preheat Function ensures moisture has not accumulated on the motor prior to a startup after periods of inactivity
View ECO Drives

Invertek Options & Accessories

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