FB40 Electric Forklift Specifications Capacity @500 mm LC 4,000kg, Four wheel electric forklift, Controller Curtis / Zapi,AC driving Motor,Mast 3.0m/3.3m/3.6m/4.0m/4.5m/4.8m/5m/6m, FEATURES The FB series 4t four wheel trucks are designed for heavy-duty.