Product Overview
The KNF PU2737-N88 is a high-performance diaphragm vacuum pump engineered by KNF Neuberger, a globally recognized leader in precision fluid handling technology. Operating on a dry-running, oil-free diaphragm principle, this pump delivers reliable vacuum generation without contamination of the pumped medium or the surrounding environment. The PU2737-N88 is designed for continuous industrial duty, offering exceptional chemical resistance and maintenance-free operation. Its robust construction and precision-machined diaphragm assembly make it an ideal choice for demanding vacuum applications in laboratory, medical, and industrial process environments where clean, stable vacuum is critical.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Diaphragm Vacuum Pump |
| Model Designation | PU2737-N88 |
| Operating Pressure | Standard Industrial Grade (Up to rated bar) |
| Mounting & Connection | Standard ISO / Manufacturer Interface |
Engineering Features & Advantages
- Precision Performance: Oil-free diaphragm technology ensures contamination-free vacuum generation with consistent flow stability and low pulsation across the entire operating range.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with chemically resistant wetted components and a robust motor assembly designed for extended service intervals.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, ensuring drop-in installation without modification to existing piping or mounting arrangements.
Typical Industrial Applications
The KNF PU2737-N88 diaphragm vacuum pump is widely deployed in rotary evaporation and vacuum distillation systems, medical suction and aspiration equipment, analytical instrumentation and mass spectrometry, and industrial vacuum filtration and degassing processes. Its oil-free, chemically resistant design also makes it suitable for environmental sampling, semiconductor manufacturing support systems, and pharmaceutical processing lines where clean vacuum is mandatory.
PRODUCT IMAGES

KNF PU2737-N88 Diaphragm Vacuum Pump
⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the genuine KNF PU2737-N88 Diaphragm Vacuum Pump. This Germany-made 230V AC hydraulic component features a dual-head diaphragm design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.