The BZ-R81424-A2 is a Honeywell part. It is a high-speed AC/DC electronic relay with a 120VAC/50/60Hz rating and a robust 24Vdc circuitry. This relay is used in commercial and industrial applications to switch high-powered devices and equipment. Its uses include motor starters, controlling heaters and pumps, and more. It has a contact rating of 14A, with a maximum switching power of 3,430VAC, making it ideal for use in heavier industrial applications. The BZ-R81424-A2 also features silver-alloyed contacts to ensure long contact life and reliable operation, and a dielectric strength of 4,000VAC.