The DM730 is now obsolete, for more information please contact your local STAMFORD | AvK Authorised Parts and Service dealer.

The DM730 is a digital, 3-phase sensing, self-excited automatic voltage regulator (AVR). The DM730 incorporates full wave rectification with MOSFET technology.

The DM730 is provided as standard for the STAMFORD® N200 and N300 alternators range. To ensure your DM730 is genuine, purchase it from an authorised STAMFORD | AvK dealer.

Want to increase the life of your alternator, prevent costly downtime and increase uptime? Register for alternator maintenance reminders

Genuine Stamford Design
12 month warranty
Analog voltage regulator
Self Excited
CE Compliant
Worldwide stock

Why buy genuine?

Genuine AVRs
  • Minimise risk of play and equipment failure
  • Maximise power supply security
  • Matched performance capability to ensure alternator stability
  • Tested to react in emergencies, triggering support protection systems
  • Peace of mind

Download the STAMFORD | AvK AVR Information

AVR Flyer