SAMOA Pumpmaster 4, 5:1 Ratio Air Operated High Volume Oil Pump (Stub Type)

📄 Full English Description:

The SAMOA Pumpmaster 4 (PM4) 5:1 ratio air-operated piston pump is a powerful solution for bulk oil dispensing in medium to large installations. Designed for simultaneous use across multiple outlets, this high-volume double-acting pump ensures consistent flow and reliability. It includes a height-adjustable 2” BSP (M) bung adaptor suitable for both drum and tank mounting and features a built-in port for an optional pressure relief valve.

Perfectly suited for synthetic and mineral lubricants, gear oils, hydraulic fluids, and transmission fluids, the PM4 pump delivers an efficient performance with minimal air consumption and high output capacity — making it ideal for automotive workshops, fleet service centers, mining, marine, and more.

✅ English Bullet Points:

• 🛢️ 5:1 High Pressure Ratio – Delivers reliable medium pressure suitable for bulk tank oil dispensing systems.

• 🔁 Double Acting Piston Design – Ensures smooth, continuous delivery with every cycle.

• ⚙️ High Volume Output – Up to 10 L/min (2.6 gal/min) at only 6 bar air pressure.

• 🔧 Adjustable 2” BSP Bung Adaptor – Allows easy drum or tank mounting.

• 🛠️ Optional Pressure Relief Port – Enhances safety and pressure regulation in complex systems.

• 🔇 Low Noise Operation – Designed to operate quietly (measured at 1 meter under 7 bar).

• ⚡ Ideal for Multi-Point Use – Supports simultaneous dispensing from multiple outlets.

• 🧴 Compatible Fluids – Works with synthetic & mineral lubricants, hydraulic oil, gear oil, and transmission fluid.