Marelli AVR M16FA655A – Automatic Voltage Regulator

The Marelli M16FA655A is a genuine Automatic Voltage Regulator (AVR) developed for Marelli Motori alternators to provide accurate and stable voltage control. It automatically regulates the excitation current to maintain consistent output voltage, ensuring reliable generator performance under varying load and speed conditions. Built with durable components and advanced electronic circuitry, the M16FA655A delivers exceptional stability, long service life, and superior protection for industrial and commercial applications.

Key Specifications:

• Voltage Regulation: ±1% steady-state accuracy

• Input Supply: 50/60 Hz, 190–480 V AC sensing

• Output Current: Up to 6 A continuous

• Excitation System: Compatible with SHUNT and PMG excitation

• Protection: Built-in over-excitation, under-frequency, and short-circuit protection

• Design: Rugged, compact, and easy to install

• Compatibility: Suitable for Marelli Motori MJB, MXB, and compatible generator models