Cummins Generator Technologies offers AVR Controlled Generators with 4 pole Configuration, UC 27. Cummins Generator Technologies manufactures range of ac generators and accessories. The AVR Controlled Generators with 4 pole Configuration is available with SAE adaptors that ensures easy coupling to a wide range of prime movers. Engine Adaptors to SAE 1, 2, 3 and coupling discs to SAE 10/11.5/ 14 is available with these AVR Controlled Generators. There are also 12 wires reconnectable for single or three phase.