Keeping industrial equipment running means the alternator can't fail mid-shift. Denparts stocks new aftermarket industrial alternators built to replace OEM units on excavators, wheel loaders, skid steers, and heavy-duty trucks from brands like Kubota, Komatsu, Caterpillar, and Delco, with amperage ratings from 45A up to 200A to match your engine's charging demand. Always confirm voltage, amperage, mounting style, pulley configuration, and OEM part number against your equipment before ordering, since even small mismatches in these specs can cause fitment or charging issues. Browse the full range of industrial alternators at Denparts for fast Canadian shipping and reliable replacement parts backed by our warranty.