API 675 plunger metering pumps designed for water treatment and low-cost applications, for safe and cost-effective service with maximum reliability and easy maintenance:


- continuous capacity control, adjustable with pump at rest or in operation,
-  metering accuracy better than 1% over the normal operating range from 10 to 100% of capacity,
- groupable in multiplex units,
- cam and thrust plate drive system, with spring return,
- maximum allowable plunger thrust 1.500 N,
- worm gear reducer separated from the crank mechanism,
- completely enclosed crankcase made of aluminum alloy,
- pump body made of metal or plastic materials,
- manual or automatic stroke control, with pump at rest or in operation; linear adjustment scale with precision vernier.