LFUS vs JHX Comparison

Littelfuse is a supplier of circuit protection products (such as fuses and relays) for the transportation, industrial, telecommunications, and consumer electronics end markets. Littelfuse also holds a minority power semiconductor business, primarily serving high-voltage industrial applications. Littelfuse sells globally across both distribution and direct channels, and organizes its business into the three segments of electronics, transportation, and industrial. Littelfuse is a serial acquirer of smaller, bolt-on adjacent firms.

James Hardie is a manufacturer of fiber cement-based building products, selling primarily to the residential construction industry. North America is the primary geography, generating about 80% of group earnings. Here, it is the largest manufacturer of fiber cement, which is mainly used for exterior siding on houses. Following the Azek acquisition in 2025, it also produces wooden composite decking materials, siding trims, and accessories for outdoor areas including stair and deck railing. Businesses in Australia, New Zealand, and Europe, make up the rest of earnings.