The 291381 is a Genuine OEM Cosimat N+ automatic voltage regulator for Cummins generator systems. Controls output voltage stability in alternator circuits. Authentic spare part. The COSIMAT N+ is an AvK-engineered automatic voltage regulator for AvK brushless alternators. It provides excitation control for medium to large industrial generators with German-engineered reliability and PMG-compatible operation.

Key features

• 3-phase voltage sensing
• Integrated short circuit and overload protection
• 10A fuse-protected inputs (10A-FF type)
• MP-STATIK regulation module for stable output
• Used with AvK COSIMAT family alternators