ALTERNATOR FITS JCB EXCAVATOR SITEMASTER 3C 3CX 3D1700 4CN 4D 805BT 4-236 PERKINS 100% NEW and Made with the Highest Quality Components Available Full One Year Warranty Computer tested for consistent Quality and unsurpassed reliability Alternator - Voltage: 12V Amperage: 45 Amps Source: Aftermarket