Long-Lasting Hoses
The heart of a peristaltic pump is the internal hose. Our robust line of nylon reinforced hoses comes in 7 chemical compositions with 12 sizes.

The Heart of the Pump
The textile reinforced elastomeric hose is the core of every Rotho peristaltic pump. Our robust line of nylon reinforced hoses is available in 7 chemical compositions and 12 sizes to match any application.
Operating speed is the most critical factor affecting hose life. KECO's conservative approach to pump speed ensures your hoses go the extra mile.
- 6-layer nylon reinforced construction
- Handles up to 50% solids content
- Temperature range up to 275°F
Hose Material Options
Select the right hose material based on your chemical compatibility and temperature requirements.
| Hose Type | Code | Composition | Temp Range | Best For |
|---|---|---|---|---|
| Natural Rubber | NN | Natural Isoprene | 14°F - 185°F | Abrasive slurries, high pressure |
| Food Grade Natural | NP | Food Grade Isoprene | 14°F - 167°F | Food products |
| EPDM | EP | Ethylene-Propylene Diene | 14°F - 203°F | Chemicals, high temperature |
| Nitrile | RN | Acrylonitrile Butadiene | 14°F - 167°F | Oils, greases, hydrocarbons |
| Food Grade Nitrile | RF | Food Grade NBR | 14°F - 167°F | Oils, fats |
| Hypalon | HY | Chlorosulfonated PE | 14°F - 185°F | Acids, alkaline liquids |
| PharMed | PH | PharMed BPT | 14°F - 275°F | Pharmaceutical |
Flanges & Connections
Every Rotho pump hose is fitted with precision-machined flanges and connection adapters. Available in standard sizes from 1/2" to 6" connections.
Custom connection options available for specialized applications. Contact our engineering team to discuss your specific requirements.
Need Help Selecting a Hose?
Our team can help you choose the right hose material for your specific chemical compatibility requirements.
Contact Us Call (619) 298-3800