Description
The Stanflo S Series is a horizontal, single-stage, self-priming centrifugal pump designed to handle solid-laden, abrasive, or dirty liquids reliably. It primes automatically to depths exceeding 7.5 meters without a foot valve, making it ideal for rapid deployment in construction, civil engineering, and industrial environments requiring extended, reliable service life.
Features
- Horizontal, single-stage, self-priming design — no foot valve required
- Automatic re-priming to depths over 7.5 m (25 ft)
- Open impeller handles solids up to 76 mm (3″”) diameter
- Easily replaceable wear plates for high abrasion resistance and low maintenance cost
- Large inspection cover for quick impeller access without full disassembly
- Externally lubricated mechanical seals with hard faces — tolerates dry running without seal damage
- Seal options: Buna (up to 105 °C) · Viton (up to 150 °C)
- Available in cast iron, stainless steel fitted, or all stainless steel to suit fluid and corrosion requirements
Performance
- Self-priming depth: over 7.5 m (25 ft)
- Max solids passage: 76 mm (3″”)
- Max liquid temperature: 105 °C (Buna seal) · 150 °C (Viton seal)
Applications
- Waste treatment and environmental protection
- Construction and civil engineering site dewatering
- Shipbuilding and marine applications
- Agricultural water supply and irrigation
- Abrasive and dirty liquid transfer across general industry






