Stairs ST-10 Series

4" submersible borehole pump for deeper wells - 0.75HP to 1.5HP range

Suitable for:Domestic Agricultural

Documentation

NJP Brochure

Brochures

Stairs Brochure

Brochures

Product Manual

Manuals

Performance Curves

Specifications

Models: ST-1010 / ST-1014 / ST-1020
Outlet: 1¼"
Impeller: Floating Noryl
Material: AISI 304 SS
Max Flow: 139 L/min
Max Head: 139m
Max Temp: +60°C
Power Range: 0.55 - 1.1 kW (0.75 - 1.5 HP)

Description

The Stairs ST-10 Series is a high-performance 4" submersible borehole pump designed for deeper wells with higher water demand. Available in multiple power ratings from 0.75HP to 1.5HP, this series delivers excellent flow rates up to 139 L/min with heads up to 139m. Features floating Noryl impellers for superior sand handling, built-in non-return valve, and AISI 304 stainless steel construction. Perfect for agricultural irrigation, municipal water supply, and commercial applications requiring reliable deep well pumping.