The JCB 33126977 Knob Base 1 Switch is a genuine OEM replacement part designed for a wide range of JCB machinery, including 3CX, 4CX, 5CX backhoe loaders and numerous telehandler models. This essential electrical component ensures reliable operation and control within the machine's cabin. Manufactured to JCB's rigorous standards, it guarantees precise fitment and long-lasting durability, maintaining the original equipment's performance and safety. Verify fitment with your specific JCB model.