
Construction Building Qtz40 4 Ton 4810 Topkit Tower Crane. 3-Year Warranty Coverage: Comprehensive 3-year warranty for all mechanical components and structural integrity. 24-Hour Technical Support: Round-the-clock service hotline for consultation, troubleshooting, and maintenance guidance. Customizable Power Supply: Power supply adaptable to 380V/3P/50Hz or other custom requirements based on project needs. ISO9001 & CE Certified: Products meet international quality standards with ISO9001:2015 and CE certifications. Professional Installation Training: Free on-site training for operation and maintenance personnel with detailed installation guides. Fixed Mast Configuration: Equipped with 1.6x2.5m fixed mast type for stable and reliable lifting operations. High Lifting Capacity: Maximum lifting weight of 5 tons with a lifting height range of 150-200 meters. Premium Component Brands: Features motors and inverters from reputable brands like JIUHE, LIYUAN, and SINEE.