A wide range of pumps is available to accommodate all 4" wells, from high lift to large flow rates.
The "OPD4" for a well diameter of 100mm features a stainless steel cylinder, with the impeller and diffuser made of fiberglass-reinforced polycarbonate, and does not use materials that cause rust or red water. It employs ceramic for the upper bearing to improve sand resistance (excluding 1GS to 4GS). We maintain stock of each model to accommodate short delivery times. 【Features】 ○ Large flow rate and high output with a wide range of models meeting global standards ○ A variety of materials to suit wells around the world ○ Diverse options to meet various customer specifications ○ Comprehensive maintenance system ○ Capable of adapting to various environments For more details, please contact us or download the catalog.
Inquire About This Product
basic information
【Specifications】 ○ Well diameter (mm): 100 ○ Pump model: OPD4 ○ Motor output (kW): 0.45 to 7.5 ○ Maximum outer diameter (mm): 98 [Pump] ○ Discharge port diameter (mm): 32 to 50 ○ Discharge port shape: threaded ○ Material → Impeller: GPCN (glass fiber reinforced polycarbonate) → Casing: SUS304 → Shaft: SUS304 → Bearing: polyurethane [Motor] ○ Phase/Voltage: Three-phase 50Hz/200V, 60Hz/200V or 220V 50Hz/400V, 60Hz/400V or 440V ○ Structure/Size → Can-type: M4: 0.45kW to 7.5kW ○ Material → Frame: M4: SUS301 → Bracket: FC/SUS304 → Shaft: M4: Below 2.2kW: SUS303, Above 2.7kW: SUS630 [Handled Liquid] ○ Liquid quality: clean water ○ Liquid temperature (°C): 10 to 25 ○ Allowable sand content: below 50ppm ○ Allowable chlorine content: below 200ppm ● For more details, please contact us or download the catalog.
Price information
Please contact us.
Delivery Time
※Please contact us.
Applications/Examples of results
【Implementation Results】 ○ Beverage and Food Factories: Safe and Secure Drinking Water Well Pump ○ Water Supply Facilities: Leaching Performance Standard Compliant Well Pump ○ Mines: Underground Drainage Pump ○ Marine Platforms: Work Water Intake Pump and Fire Pump ○ Aquaculture Facilities: Seawater Intake Pump ○ Power Plants: Cooling Water Intake Screen Cleaning Pump ● For more details, please contact us or download the catalog.
catalog（1）
Download All Catalogs
Company information
Okamoto Pump Co., Ltd. aims to be a "thinking technology group" that creates custom-made products together with our customers. Since our founding 96 years ago, we have provided custom-made products that delight our customers as specialists in underwater pumps suited to various environments, including water, hot springs, and seawater. In particular, underwater pumps for hot springs and seawater require products that can withstand harsh operating conditions. Okamoto Pump has continuously developed better products by leveraging our unique technological capabilities and experience to meet such needs. Furthermore, with a broad network overseas, we are positively evolving as a company that can provide good products from abroad and to abroad. We sincerely hope that you will continue to use "Okamoto Pump."