Spares / Alternators and Spares / Sincro Alternators and Spares / Sincro AVR

B4 AVR - Sincro

$429.00 inc GST($390.00 ex GST)
The Macfarlane Advantage
  • Oil
  • Run-Up
  • Load Tested
Every generator we sell is:
  • Filled with oil at no extra cost
  • Run & load tested to rated capacity
  • Ready to use as soon as you receive it
Trust your generator with Macfarlane Generators, a real generator company that has been operating for 70+ years.

We stock a full range of spares, run a full service department, have stores across Australia and employ an experienced team with extensive generator knowledge

We provide the best generator sales and after-sales support in Australia.

Free Shipping Australia Wide

The Sincro B4 AVR (150220) or Automatic Voltage Regulator is designed for use on 50/60Hz single-phase brush type generators EC, EK-R and FK-R, in place of exciting systems.

Free Shipping Within Australia!
All of our AVRs are field type tested.



  • The Sincro AVR B4 Voltage Regulators are designed for use on 50/60Hz single-phase brush generators EK-R and FK-R
  • Fuse Protection included in case of missing or wrong connection
  • Special version for low voltage generators and welders available