... 3.in sotck,fast delivery 4.same as original Leroy somer AVR R438 R438 Specifications: For both AREP&PMG excitation ... via potertiometer P1Max,excitation current adjustment via P5Applications to Alternators: LSA 42.2,43.2,44.2Compatible with the ... 35-75V ACOutput:8A 75V DC maximum Leroy somer avr R438, Leroy somer avr R439, Leroy somer avr R448, Leroy somer avr R449. For more detailed information, ...