Units are generally available in 10-115t capacity but, where confined or restricted headroom conditions are involved, ultra-low monorail hoists are also available for loads from 4-100t.
JDN air hoists are classified for explosion protection. Standard hoists are marked Ex II 2 GD 11A T4/Ex II 3 GD 11B T4, with increased spark protection provided as an option up to explosion level 11C.
