The Grundfos CRN 155 Vertical Multistage 316 Stainless Steel Pump (CRN 155) is part of the Grundfos CRN range, engineered in All 316L stainless steel. Drive: Fixed-speed NEMA TEFC motor, 60 Hz. Used in Reverse osmosis high-pressure feed and similar applications.
Specifications
| Construction | All 316L stainless steel |
| Motor | Fixed-speed NEMA TEFC motor, 60 Hz |
| Brand | Grundfos |
| Model | CRN 155 |
| Country of Origin | Denmark / USA (varies by model) |
Materials of Construction
All AISI 316L stainless steel wetted parts (head, base, chambers, impellers, shaft); FKM or EPDM elastomers
Typical Applications
- Reverse osmosis high-pressure feed
- seawater pretreatment
- chemical processing
- ultrapure water
- potable water boosting
- food/beverage CIP
- pharmaceutical water systems
Datasheets & Manuals
Frequently Asked Questions
- What materials of construction are available for the CRN 155?
- All AISI 316L stainless steel wetted parts (head, base, chambers, impellers, shaft); FKM or EPDM elastomers
- What applications is the Grundfos CRN 155 suitable for?
- Reverse osmosis high-pressure feed, seawater pretreatment, chemical processing, ultrapure water, potable water boosting, food/beverage CIP, pharmaceutical water systems
- Can this pump be supplied with a variable frequency drive (VFD)?
- Yes - either order the matching E-Pump variant with integrated MLE motor (CRE / CRIE / CRNE / CME), or pair the fixed-speed pump with a Grundfos CUE external VFD.
- What shaft seal options are available?
- Standard HQQE (carbon/SiC with EPDM) for cold/warm water and HQQV (carbon/SiC with FKM) for hot water and aggressive media. Cartridge double seals available for hazardous duty.
- Is dry-run protection available?
- Yes - the Grundfos LiqTec sensor mounts inside the pump head and shuts down the pump if it detects dry running. Standard on most CRE configurations.
- Is the Grundfos CRN 155 available with stock or quick-ship lead times?
- Many configurations ship from stock through Grundfos USA. Contact ForeverPure Place for current lead time on your specific configuration.
- How do I get a quote for the Grundfos CRN 155?
- Use the Request Quote button on this page, call our sales team, or email sales@foreverpureplace.com with model, voltage, materials, seal type and quantity.
Need help selecting the right CRN 155 configuration, NEMA motor, materials or seal type? Contact our pump engineering team for sizing assistance, pricing and lead times.
