神钢建机 SK 55 SR

SR short radius compact tail swing design with minimal rear overhang plus swing boom function, allows parallel trenching close to walls without collision damage, ideal for tight residential yards, indoor demolition and narrow urban job sites. Original Yanmar 4TNV88 low-noise diesel engine delivers steady 29.3kW power. New SK55SRX Stage V model with DPF filter meets full EU import standards; older direct injection version without SCR/DPF cuts daily maintenance cost. Exclusive Kobelco iNDr silent cooling system ensures ultra-low operation noise for residential construction zones. Triple pump load-sensing hydraulic system with two variable main pumps plus gear pilot pump, dual independent auxiliary lines support continuous high-frequency breaker work. Smooth synchronized combined movements with 35.3kN bucket breakout force for precise trenching and grading tasks. Standard float-function dozer blade for fast site leveling and backfilling finishing. 400mm wide rubber tracks as standard prevent scratch damage on lawns, asphalt and paving stones, perfect for property and landscaping renovation projects. Spacious ROPS certified fully enclosed air-conditioned cabin with shock-absorbing seat and unobstructed 360° panoramic windows, effective dust & noise isolation plus falling object protection to reduce operator fatigue during long shifts of fine work. Well-balanced 5.2-ton counterweight delivers 58% gradeability for stable operation on soft muddy ground and slopes without tipping risk. Heavy-duty wear-resistant track shoes and simplified hydraulic piping layout greatly reduce oil leakage failure rate, reliable for light demolition and earthmoving tasks. Genuine Japanese Kobelco machinery with worldwide available spare parts, ultra-low fuel consumption and minimal breakdowns. High global market demand for 5-ton mini excavators, fast resale turnover and outstanding residual value for second-hand trading.