MACFARLANE - Leroy Somer LSA 42.3

Leroy Somer LSA 42.3

Leroy Somer alternator LSA 42.3 four pole is a low voltage alternator for generator sets with kVA rating 25 - 75

Main specifications
Brushless alternator with exciter
SHUNT excitation with A.V.R R 250
AREP excitation with A.V.R R 438
Option: digital regulator DECS 100
Class H insulation
3-phase winding 12 wires 2/3 pitch
Single-bearing or two-bearing arrangement
Prime mover: diesel or gas engine
IP23 enclosure


Established in Victoria in 1949, Macfarlane Generators has grown to serve Queensland, New South Wales and Perth since 1982. With over 80 specialized staff members, we cater to industrial, commercial, domestic, and recreational power needs. Partnering with global manufacturers, we offer the 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 a diverse range of applications.

Go to the Macfarlane Generators showroom on Machines4u to see the rest of our stock, send Macfarlane a message about the item you are interested in, or give Macfarlane Generators a call, we are happy to answer any of your questions.