YTS original 3/8” Air Operated Diaphragm Pump fitted with the Looped C® Air Spool, Ekonol® Seal Rings and fully independent Pilot Valves possess significantly increased performance, reliability and extended life cycle.

Our 3/8” pump has ball check valves side port fluid connections, compact size, drop-in dimensions and multi footprint. Pump has fully bolted body, heavy-duty construction and wide sturdy Glass Fiber Reinforced Polypropylene plastic base with rubber feet.

YTS Plastic Diaphragm Pumps are manufactured from high grade reinforced engineering plastics for mechanical strength, rigidity, abrasion resistance and chemical stability.

All our Air Operated Pumps are 100% oil or grease lubrication free, offering clean, emissions free, environmentally friendly operation. They are easily maintainable with fully modular replaceable wear parts, outside accessible Air Spool and manual Spool Reset Switch.