Offering respective flow rates to 1.32 and 4.49 gpm at pressures to 99.7 psi, MID and CU15 handle up to 5,000 cps liquids and are ATEX classified II 3/3 GD c IIB T135°C (zone 2) in standard version. Conduct versions (optional) are ATEX classified II 2/2 GD c IIB T135°C (zone 1). Stall-prevention pneumatic system design does not require lubricated air and allows dry operation without incurring damage, self-priming dry capacity is 3 m, and pump speed can be fine-tuned without pressure loss.