Yamada NDP-50 air-operated diaphragm pump, 2", up to 621 L/min

Yamada NDP-50 is a high-flow air-operated double diaphragm pump: flow up to 164 gpm (621 L/min), 2" port, solids up to 8 mm, air pressure 1.4–7 bar. Flow is lower with PTFE diaphragms.

The family includes NDP-50, NDP-500 and G50; the 500 and G50 models deliver up to 193 gpm (731 L/min). Body: PP, PVDF, aluminium, cast iron, AISI 316. A high-pressure HP 2:1 version is available.

Key features:

• 2" port, flow up to 621 L/min
• NDP-500 and G50 — up to 731 L/min
• Solids up to 8 mm
• HP 2:1 version available

Specifications:

• Type: AODD
• Flow NDP-50: up to 164 gpm (621 L/min)
• Flow NDP-500 / G50: up to 193 gpm (731 L/min)
• Port: 2"
• Solids: up to 8 mm
• Air pressure: 1.4–7 bar
• Body material: PP, PVDF, aluminium, cast iron, AISI 316
• Options: HP 2:1

Application: Mining, wastewater pumping stations, ceramics, tank unloading.

Scope of supply: Pump.

Before ordering: Before ordering, specify the pumped liquid and its temperature, required flow and pressure, and the body and diaphragm materials — this combination in the model code determines chemical resistance, permissible temperature and pump weight.