The 4R Mechanical Seal is a heavy-duty cartridge sealing solution designed for Grundfos CR multistage pump systems. It provides a fully pre-assembled unit that ensures quick installation, precise alignment, and reliable leak-free performance in demanding industrial environments.
Available in sizes of 12mm, 16mm, and 22mm, this model offers excellent flexibility for a wide range of CR pump configurations. Its advanced cartridge design reduces installation errors, minimizes maintenance time, and enhances operational efficiency.
Manufactured with high-quality materials and precision engineering, the 4R delivers superior resistance to wear, corrosion, and temperature variations, ensuring long service life and stable performance in continuous-duty and high-load applications.
- Heavy-duty cartridge mechanical seal
- Designed for Grundfos CR pump systems
- Available sizes: 12mm / 16mm / 22mm
- Pre-assembled for easy installation
- Reduces maintenance time and installation errors
- High resistance to wear, corrosion, and temperature
- Ideal for continuous and high-load applications
- Grundfos CR multistage pumps
- Water treatment plants
- Industrial processing systems
- HVAC and building services
- Booster pump systems
- High-load and continuous-duty operations