Hazardous Area Electrical Protection NEAL SYSTEMS TOP PRODUCTS AND SOLUTIONS FOR HAZARDOUS AREA ELECTRICAL PROTECTION MTL 5500 Range 5500 Line Product Literature 7700 Series 7700 Line Product Literature Expo Technologies SmartPurge II MiniPurge Type X – Leakage Compensation MiniPurge Type X – Dust Protection MiniPurge Type Z(Y) – Continuous Flow