PPO pumps are lightweight and rugged making them ideal for portable power packs and are available in eight pressure ratios as listed below. PPO pumps are single acting, single air drive head types.
S pumps are compact and lightweight and are designed for simple installation in both static and portable applications. Available in six pressure ratios, S pumps are ideal for applications demanding fast response times.
S-D pumps are compact and lightweight and are designed for simple installation in both static and portable applications. Available in Six pressure ratios, S-D pumps are ideal for high flow applications. The S-D pumps are the double acting version of the S pumps.