Explore our range of CR low NPSH (Net Positive Suction Head) pumps and parts—ideal for demanding applications with low inlet pressure, such as boiler feed, hot water circulation, and water treatment systems. At Pump‑Stop.com, we carry genuine Grundfos CR low-NPSH models built with stainless-steel stages, optimized impeller designs, and cartridge-style mechanical seals for reliable suction and quiet operation. Accessories include chamber stack kits, mechanical seals, connector kits, and mounting bases to support installation and maintenance. These pumps are engineered to prevent cavitation and maintain consistent performance even under challenging conditions. With OEM components ensuring compatibility and long service life, they’re a dependable choice for industrial and commercial systems. Need help choosing the right model or part? Our experienced team is here to assist. Enjoy fast U.S. shipping and secure checkout on every order.