Accurate Instrument Repair Inc. F.V. Fowler Tools West Coast Authorized warrany repair center has replacement modules for F.V. Fowler heavy duty digital calipers 54-100-312, 54-100-024, 54-100-042. These are complete units ( PCB, LCD, keypad, battery cover) ready to install. We can install one for you or you can do it yourself. Contact a service technician for more information or to place an order.
