Air Compressor Pumps

Upgrade or replace CASTAIR compressor pumps with our rugged 2-stage reciprocating models. Available in inline 2-cylinder 5–7.5 HP and V-style 4-cylinder 7.5–10 HP configurations, each pump comes pre-lubricated for smooth, reliable operation. Built for long service life and consistent performance, these pumps help dealers and rental centers keep professional-grade air compressors running efficiently.