Starting at $637.00
  • Usually ships in 6 weeks



  • 1/4 DIN
  • Universal Input (Thermocouple, RTD, mA, Voltage)
  • Improved easy-to-use HMI
  • Jumperless input configuration
  • Auto-hardware recognition
  • Improved Windows PC configuration software
  • Process and Loop alarms
  • Optional remote / dual setpoints
  • Optional 10V SSR driver output
  • Faster communication speeds in selectable MODBUS or ASCII format
  • Backward compatible panel cutout, housing and terminal wiring capability


The West 4170+ VMD controller is part of a range of new generation Plus Series Valve Motor Drive Controllers (VMD) from Partlow that share the same distinctive styling as the Plus Series temperature controllers. The 1/4 DIN West 4170+ VMD controller provides continuous on-line open loop tuning providing stable control at all times and features easy, user-friendly set up.

In addition to the 1/4 DIN West 4170+ temperature controller, the expanded Plus Series Valve Motor Drive Controller platform also includes the 1/8 DIN West 8170+ VMD controller and the 1/16 DIN West 6170+ VMD controller models. These controllers incorporate numerous product specification, communication, display interface, and software improvements that surpass competitive VMD offerings in ease of use, delivery, and value-per-dollar.

By adding more versatile features and user-friendly functionality like digital inputs, an easy-to-use HMI, jumperless and auto-hardware configuration, 24VDC transmitter power supply, and MODBUS communication, the new generation West 4170+ VMD controller transforms the complicated into the simple while saving you time (as much as 50% on product set-up), reducing inventory stock, and virtually eliminating the likelihood of operator errors.

The West 4170+ VMD controller and other VMD controllers from the Partlow Plus Series are affordable, well-featured, easy to use, and adaptable with performance features that work for you to make Valve Motor Drive control simple.



Please consider these optional accessories.

Plug-In Option Slot 1

Plug-In Option Slot 2 or 3

Plug-In Option Slot A

Plug-In Option Slot B