... R448 Product Description:Leroy Somer AVR R448, Leroy Somer Automatic Voltage Regulator, Leroy Somer Voltage Regulator, Leroy Somer Part, Leroy Somer Generator ... the following Caterpillar AVR, Mecc Alte AVR, Stamford AVR, Leroy Somer AVR, Marathon AVR, Siemense AVR, Universal AVR: ... STAMFORD AVR:1) AS4402) SX4603) SX4404) MX3415) MX3214. LEROY SOMER AVR1) R2302) R4383) R4484) R4495. MARTHON AVR: SE3506 ...