Submersible Water Pump Factory & Exporter in Chittagong

Featured Industrial Pump Configurations

Engineered for high efficiency, durability under continuous loads, and specialized applications across Chittagong's industrial landscape.

1.3kw Stainless Steel Deep Well Submersible Pump

1.3kw 4m/H3 65m Sdm Stainless Steel Deep Well Submersible Pump for Water Sewage Dirty Water 5HP Motor Clean Watering Applications in Chittagong

Deep Well / Sewage View Details

Qxn Submersible Water Pump Factory China Vertical Pump Suppliers Evoke for Chittagong Port Dewatering

Vertical Pump View Details

1.5HP Qdx Type Submersible Water Pump for Agriculture & Domestic Dewatering

QDX Series View Details

Electric High Flow Sewage Submersible Water Pump with Agitator Sewage Pump for Chittagong Industrial Drainage

High Flow / Agitator View Details

Chittagong’s Complex Hydrological Challenges

As Bangladesh's main seaport city and commercial heart, Chittagong (Chattogram) presents uniquely demanding environments for liquid-handling equipment. The combination of coastal salinity ingress, high seasonal rainfall, dynamic sand aquifers, and heavy industrial concentration in the Karnaphuli Export Processing Zone (KEPZ) demands submersible pumps that transcend general commercial standards.

“Standard cast iron pumps deteriorate rapidly under the corrosive influence of brackish coastal groundwater. Our products offer customized material configurations (including Duplex Stainless Steel, Bronze Impellers, and specialized dynamic seals) to extend operating life by up to 250% in saline aquifers.”

Whether extracting clean water from deep boreholes (up to 300 meters) to support textile manufacturing, or handling abrasive ship-breaking waste slurries at Bhatiari, selecting the correct impeller design and motor insulation rating is critical to preventing premature motor burnout and high replacement overheads.

Shandong Tongyi Advanced Pump Manufacturing Facility

Shandong Tongyi Machinery Equipment Co.,Ltd

A Globally Recognized Industrial Pump Manufacturer & Direct Exporter to Bangladesh

Shandong Tongyi Machinery Equipment Co.,Ltd is a professional manufacturer of vacuum pumps, water pumps, slurry pumps, and other industrial pumps. In line with the concept of "science and technology leading, quality oriented, and reputation first," the company has made great efforts to innovate and forge ahead, achieving excellent results in production, operation, and new product development.

Our History

With decades of specialized experience in rotating equipment and fluid dynamics, we have grown from a local component foundry into a premier global exporter. Our strategic investments in R&D allow us to address complex pumping configurations across diverse geographic profiles, including South Asia's deep water tables.

Our Factory

Operating out of a modern, standard industrial workshop, we maintain a complete, scientific quality management system. The plant hosts advanced manufacturing setups including precision CNC lathes, automated winding machines, heavy-duty floor boring machinery, and computer-controlled hydraulic testing pools.

Our Product Scope

Our expansive catalog includes liquid ring vacuum pumps (SZ, SK, 2BV, 2BEA series), horizontal split-case pumps (SH, S, OS), inline booster pumps (ISG, DL), vertical slurry pumps (YZ, YW), non-clogging submersible sewage pumps (QW), and robust stainless-steel borehole deep well submersible pumps.

20+

Years R&D Experience

ISO9001

Certified Quality System

100%

Hydraulic Pool Tested

30+

Export Destinations

Precision Production & Global Service Standard

Our core competitive advantage is our integrated manufacturing pipeline. By utilizing high-precision CNC lathes, dynamic balancing machine platforms, and advanced multi-stage inspection technologies, we achieve concentricity tolerances down to micrometer levels. This directly minimizes shaft vibration, eliminating a primary cause of mechanical seal failure and bearing wear in high-speed submersible motors.

Product Applications:

Our pumps perform critical duties globally in petroleum refining, chemical processing, electronics factories, open-pit mines, metallurgical projects, brick-making industries, food and beverage processing, municipal wastewater plants, and agricultural irrigation networks.

Our Service Commitment:

From pre-sales consultations (detailed friction-loss and head calculations) to production tracking and localized after-sales guide support, Tongyi guarantees clear technical communication and engineering support for our distributors and end-users in Chittagong.

China-to-Chittagong Logistical Efficiency

We offer simplified FOB / CIF shipment packages directly from major Chinese shipping gateways (Qingdao, Shanghai) to Chittagong Port (CGP). We customize all electrical control boards and motor windings to match the regional electrical utility grid standards in Bangladesh (50Hz, 3-Phase 380V/415V or Single-Phase 220V).

Request Technical Catalog & Pricing

Industry Evolution & Macro Solutions

Optimizing Fluid Handling Systems for Energy Conservation and Corrosion Mitigation

1. Energy-Saving IE3 / IE4 Motor Integration

Electricity overhead represents over 85% of a pump’s lifetime cost. Our latest generation submersible motors utilize high-grade copper windings and optimized rotor designs that meet international IE3 premium efficiency ratings, cutting power consumption significantly.

2. Intelligent Control & Dry-Run Protection

Groundwater tables fluctuate dramatically during Chittagong’s dry seasons. Built-in thermal overload protection and float-switch sensors prevent dry running, safeguarding the stator winding from catastrophic overheating.

3. Metallurgy Optimization for Saline Aquifers

By leveraging advanced alloys such as SS316, duplex steel, and specialized anti-corrosion coatings, we prevent pitting corrosion and galvanic degradation in environments with high chloride content.

Technical Calculation Checklist for Pump Procurement:

Before placing an order for a submersible water pump destination Chittagong, ensure your engineering team has calculated the following parameters to ensure optimal performance curves:

Total Dynamic Head (TDH): Includes static vertical lift, drawdown level of the well, and friction loss across pipe bends, valves, and horizontal run distances.
Required Flow Rate (Q): Expressed in m³/h, liters per minute (LPM), or Gallons per Minute (GPM) based on peak facility demand.
Water Analysis: Total Dissolved Solids (TDS), pH levels, chloride concentration, and sand/silt content (determines if a sand-guard or special elastomer seals are required).
Power Supply Configuration: Ensure correct voltage (220V/380V/415V/440V) and frequency (50Hz) configuration to prevent motor slip or overheating.

Complete Submersible Pump Catalog

Browse our extensive selection of deep-well, sewage, dewatering, solar, and industrial centrifugal pumps exported directly to Chittagong ports.

Electric Submersible Sewage Water Deep Well Solar Industrial End Suction Centrifugal Pump for Chittagong Infrastructure

Sewage / Industrial View Details

370W 1/2HP Electric Submersible River Water Dewatering Submersible Water Pump for Chittagong Farms

Dewatering / 0.5HP View Details

Aquarium Submersible Coolant Water Pump Centrifugal for Industrial Machine Cooling

Cooling / Centrifugal View Details

OEM Best Price Irrigation Well Submersible Water Pump Small Weight 1.1kw 1.5HP 220V Qdx Submersible Pump for Clean Water Manufacture Price Wholesale

QDX / 1.5HP View Details

Vertical Top Large Capacity Mining Submersible Slurry Pump Dirty Water for Chittagong Port Dredging

Mining / Slurry View Details

High Efficiency Qmf-S Submersible Spiral Pump for Water Level Changes in Variable Coastal Tides

Spiral / Variable Level View Details

Katreeni 6 Inches High Efficiency Stainless Steel Submersible Borehole Water Pump for Chittagong Industrial Use

Stainless Steel 6" View Details

Submersible Pump Electric/Diesel Engine Fire Fighting Solar Irrigation Water Pump Equipment with Nfpa20 Standard

NFPA20 / Solar View Details

Aquarium Submersible Pump Micro Adjustable Flow Air Conditioning Fan Air Cooler Water Pump

Adjustable / Cooler View Details

High Head 100qdx50-7-1.5 65m3/H Max. Flow Best Submersible Water Pump for Chittagong Drainage Systems

High Head / Max Flow View Details

Aluminium Housing 220V AC 750W Qdx Submersible Clean Water Pump for Residential Irrigation

Aluminium Housing View Details

AC/DC Solar Power Irrigation Deep Well Water Submersible Pump for Off-Grid Agricultural Farms in Chittagong District

AC/DC Solar View Details

Submersible Water Pump Procurement: FAQ & Technical Insights

Direct responses to common issues faced by procurement engineers, distributors, and contractors in Chittagong.

Q1: What pump construction material is ideal for brackish/salty water extraction in Chittagong?

For areas near the Karnaphuli River or the Bay of Bengal, standard cast iron pumps suffer from localized galvanic corrosion. We highly recommend using Stainless Steel SS304 or SS316 (specifically for highly acidic or salty groundwater). Bronze impellers can also be paired with cast iron casings treated with special epoxy coatings to withstand abrasive particles and mild salinity.

Q2: Can your motors operate reliably during voltage fluctuations common in Bangladesh?

Yes. Our standard 3-phase motors are wound to tolerate a voltage fluctuation limit of ±10%. For industrial locations in Chittagong characterized by unstable grids, we advise installing control panels with integrated phase-failure, under-voltage, and over-current protection relays.

Q3: How do you prevent sand ingress from damaging deep well borehole pump impellers?

Our deep well submersible pumps (like the SDM series) feature floating impeller designs using POM materials or high-durability stainless steel. A built-in sand guard protects the mechanical seal assembly, allowing the pump to handle water with sand concentrations up to 50 g/m³ without accelerating impeller wear.

Q4: What is the typical lead time and transit route from your factory to Chittagong?

Standard OEM production takes 25 to 30 days following deposit verification. Shipping goes directly from Qingdao Port or Shanghai Port in China to Chittagong Port (CGP). Sea freight transit times typically range from 15 to 22 days, depending on direct line routing or transshipment schedules in Singapore or Colombo.

Q5: Do you provide custom electrical motor windings for 50Hz networks?

Absolutely. All water pumps exported to Bangladesh are wound specifically for 50Hz configurations. We can customize the voltage to single-phase 220V/230V or three-phase 380V/415V/440V depending on local industrial park requirements.

Q6: How does a submersible slurry pump with an agitator benefit marine ship-breaking yards?

A standard pump can only lift fluid and will quickly clog when handling heavy sediment. The agitator is a secondary impeller situated at the inlet of the pump. It rotates at high speed, liquefying settled solids, silt, and heavy mud, enabling the pump to easily suction and discharge highly viscous materials without dry-clogging.