The MAXiAVR R438 replaces the Leroy Somer RS437 and R438LSC AVRs. It is used with AREP or PMG excitation on LSA42.3, LSA43.2, LSA44.2 and LSA44.3 Leroy Somer Alternator models.
These are the replacement AVRs for FG Wilson and Caterpillar Gensets. Part # 922-045
All of our AVRs are field type tested.
ON SALE plus FREE SHIPPING AUSTRALIA WIDE!
GENUINE LEROY SOMER BRANDED R438 AVRs are also available for Marine certification applications. Order# LS-R438.
Established in Victoria in 1949, Macfarlane Generators has grown to serve Queensland and New South Wales since 1982. With over 60 specialized staff members, we cater to industrial, commercial, domestic, and recreational power needs. Partnering with global manufacturers, we offer best in market generator sets. Our services include spare parts, technical support, routine maintenance, and custom solutions. Whether new or used, we ensure reliable power solutions for diverse range of applications.