ELK 30 ton electric chain hoist Type HKD3010S 1. Side magnetic braking device 2. Light but durable chain bag 3. Electromagnetic contactor 4. Inverse phase sequence protecting device 5. Light aluminum alloy shell 6. Limit switch 7. Approved by CE&GS 8. Chain: FEC 80 9. Insulation: F 10. Protection class(hoist and push button): IP54/IP65 11. Noise(single/double speed): 81dB 12. Chain strips: 10 13. Highly effective, lightweight, easily-maintenance 14. High quality with most competitive price