The JCB AJ48D is a diesel-powered aerial lift designed for elevated access in construction, maintenance, and industrial applications. It is part of JCB's articulated boom lift range and is used for reaching work areas at height with horizontal outreach and platform positioning flexibility. The AJ48D is typically configured with four-wheel drive and rough-terrain capability for outdoor job sites. Common features include an articulating boom, elevated work platform, and controls for precise positioning. As an aerial lift, the JCB AJ48D is used for tasks such as installation, inspection, repair, and facility maintenance where safe access above ground level is required.