WAI continues to relentlessly meet the ever-changing needs of their customers in the heavy duty market. This includes an unwavering commitment to be “first-to-market” with the latest and most complete coverage for 100% new heavy duty alternators. WAI’s complete line of alternators are ideal for class one to class eight trucks and construction equipment.

WAI alternators offer superior field quality. Millions of units have been installed and tested to OEM specifications and include premium brand TRANSPO electronics manufactured by WAI, as well as premium grade WBD bearings. WAI alternators boast a high level of proven performance with thorough testing of output current at idle and full-load RPMs. Additionally, validation testing for all products includes endurance, humidity, power thermal cycling, vibration, salt spray and thermal shock. New alternators result in warranty rate reduction through extended field life of new units. Computerized test sheets are included in every box.