Water Filled Motors

Water Filled Submersible Motor

Water Filled (WF) submersible motor designed to IS:9283 / IEC 60034 standards for borewell submersible pump sets. Water-lubricated thrust bearings for long service life.

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Technical data sheet

Water Filled Submersible Motor (3'' – 8'')

Rewindable Water Lubricated (WL) submersible motor manufactured to IS:9283 / IEC 60034. Full frame range 3'' to 8'' covering 0.37 kW (0.5 HP) through 75 kW (100 HP), with polywrapped or PVC enamelled winding, stainless steel motor body, and carbon vs. SS thrust bearing for long service life. Suitable for vertical and horizontal installation in clean borewell water with cooling flow ≥ 0.2 m/s.

Characteristics

Rated OutputHP0.5 – 100
kW0.37 – 75
Frame Size (OD)inch3'' / 4'' / 5'' / 6'' / 7'' / 8''
mm75 / 100 / 125 / 150 / 175 / 200
Voltage1Φ 50 Hz220 – 230 V (up to 4 kW on 4'')
3Φ 50 Hz380 / 400 / 415 V
3Φ 60 Hz230 / 380 / 460 V
Speed50 Hz2810 – 2900 RPM
60 Hz3490 – 3520 RPM
FrequencyHz50 / 60
CouplingNEMA standard splined shaft
Cooling Flowm/s≥ 0.2 (water across stator)
Max Water Temperature°C35
Max Immersion Depthm350
Starts per Hour30 (Max.)
Voltage Tolerance%+6 / -10
InsulationClassB / F — Polywrapped winding
ProtectionIPIP68 — fully submerged
DutyS1 — Continuous
MountingVertical / Horizontal
CoolantClear borewell water
Cable3 m, 3-core or 4-core (extension on demand)

Material of Construction — 3'' & 4'' Motor (Single Phase — small frame)

  • Cable (3-core / 4-core): EPR
  • Mechanical Seal: Ceramic vs. Carbon
  • Upper Housing: Cast Iron (FG-200) with SS cladding
  • Motor Shaft: Stainless Steel SS 420 / SS 431
  • Motor Shell: Stainless Steel SS 304
  • Lower Housing: Cast Iron (FG-200) with SS cladding
  • Bearing Bush: L.T.B-4 (2% Ni) bronze
  • Thrust Bearing Set: Carbon vs. SS 420
  • Pressure Cup: Cast Iron (FG-200)
  • Spring: SS 304 (spring steel)
  • Motor Base / Base Plate: Engineering Plastic / Cast Iron
  • Diaphragm / Oil seal: High Nitrile Butyl Rubber (HBR / NBR)
  • All Hardware: Stainless Steel SS 304

Material of Construction — 5'', 6'', 7'' & 8'' Motor (Three Phase — large frame)

  • Cable (3-core / 4-core): EPR / PVC
  • Mechanical Seal: Ceramic vs. Carbon
  • Adopter: Cast Iron (FG-200)
  • Upper Housing: Cast Iron (FG-200)
  • Bearing Bush: Carbon
  • Stator Body / Motor Shell: Stainless Steel SS 304
  • Rotor Shaft: Stainless Steel SS 431
  • Lower Housing: Cast Iron (FG-200) / Cladded
  • Thrust Bearing Set: Carbon / SS 420
  • Pressure Cup: Cast Iron (FG-200)
  • Spring: SS 304 (Spring Steel)
  • Motor Base: Cast Iron (FG-200)
  • T-Bolt set (Upper & Lower): Stainless Steel SS 304 with EPDM / NBR O-rings
  • Cable Grommet: EPDM with SS 304 washer
  • Diaphragm: High Nitrile Butyl Rubber (HBR)
  • All Hardware: Stainless Steel SS 304

Salient Features

  • Rewindable construction across the full 3'' – 8'' range
  • Coupling dimensions to NEMA standard — interchangeable with most pump bowls
  • Polywrapped winding wire (PVC winding on demand)
  • Stainless steel motor shaft (SS 420 / SS 431)
  • Stainless steel stator shell — non-magnetic, corrosion resistant
  • Cast iron upper / lower housings with epoxy paint or SS cladding
  • Carbon vs. SS 420 thrust bearing — water lubricated, long life
  • Diaphragm + pressure cup pressure compensation
  • Single-phase variants: capacitor start and run
  • Three-phase variants: DOL up to 7.5 HP, star-delta above
  • Class B insulation with F-class temperature rise headroom
  • IS:9283 / IEC 60034 standards compliant
  • Wide voltage tolerance (+6% / -10%)
  • Designed for 30 starts/hour service
  • Cable: 3 m factory length, 3-core or 4-core, brazed lugs, sealed gland

Applications

  • V3 / V4 / V5 / V6 / V8 borewell submersible pump sets
  • Agricultural & irrigation pumping
  • Domestic & municipal water supply
  • Industrial water supply, cooling towers & process
  • High-rise building pressure boosting
  • Solar submersible pumping (50 Hz line variant)
  • OEM pump-set assembly
  • Project installations & EPC supply

Maintain motor fully submerged in clean borewell water; refill water through filling plug before installation.

Single phase available up to ~4 kW on 4'' frame; three phase above 5.5 HP. Star-delta starting recommended above 10 HP.

Cooling flow ≥ 0.2 m/s across stator is mandatory — undersize boreholes require flow sleeves.

Motors with other voltage and frequency ratings (specially e.g. 50 Hz / 1Φ 110 V, 60 Hz / 1Φ 220 V) are available on specific demand.

Refer to /images/drawings/catalogue/motor-catalogue-*.png for the full SUPERTECH 50-60 Hz export catalogue.

Have a question? Drop us a line.

Share your duty point — head, flow, voltage, application — and our engineering team will match the right configuration.

Request quotationTalk to engineering

Applications

Project and industry usage examples.

  • V3/V4/V5/V6/V8 borewell pumpsets
  • OEM pumpset assembly
  • Replacement motors
  • Solar pumping (50 Hz)

Key features

Built for export-grade reliability.

  • Water-lubricated, water-cooled — no oil leakage risk
  • Hermetically sealed with diaphragm compensation
  • Class F insulation, IP68 protection
  • Rewindable construction
FAQs

Technical Specifications
Output range0.37 kW (0.5 HP) to 37 kW (50 HP)
OD sizes75 / 100 / 125 / 150 / 200 mm
Speed2880 RPM
StandardsIS 9283 / IEC 60034
Datasheet

Configuration-specific datasheets and pump curves are shared on request with RFQ for tender and EPC submissions.

Technical content

water filled submersible motor — technical overview

Overview

Water Filled Submersible Motor from SUPERTECH WATER SOLUTION is engineered for B2B procurement where reliability, documentation, and lifecycle cost matter. This Water Filled Motors portfolio is built for government departments, EPC contractors, infrastructure companies, industrial plants, agricultural duty cycles, water treatment operators, and export buyers. If you are searching for water filled submersible motor, this page is designed to help you evaluate performance, installation fit, and compliance readiness. We support projects across India, Ahmedabad, Gujarat, UAE, Dubai, Saudi Arabia, Qatar, Oman, Kuwait, Bahrain, Africa.

Applications & industries served

Industrial procurement teams typically select Water Filled Submersible Motor based on duty point, source conditions, water quality, voltage, and installation constraints. Common applications include V3/V4/V5/V6/V8 borewell pumpsets, OEM pumpset assembly, Replacement motors, Solar pumping (50 Hz). Industries served include infrastructure, municipal utilities, agriculture and irrigation, industrial manufacturing plants, builders and developers, and EPC project environments. For export projects, selection is aligned to spares availability, site serviceability, and documentation quality.

Key features designed for procurement confidence

SUPERTECH WATER SOLUTION focuses on consistent engineering fundamentals that matter in real installations: stable hydraulics, durable materials, robust electrical protection, and service-friendly assembly. Key highlights include: Water-lubricated, water-cooled — no oil leakage risk; Hermetically sealed with diaphragm compensation; Class F insulation, IP68 protection; Rewindable construction. Our export-focused approach emphasizes predictable performance and clearer documentation for faster tender evaluation and RFQ comparison.

Technical specifications (selection-ready)

Technical selection is most accurate when duty point is defined (head, discharge, flow rate) along with installation parameters. This product family supports configuration-based selection. Typical specification references for procurement may include power, head, capacity, pipe sizing, voltage range, material options, and protection requirements. If you need a customized datasheet for tender submission, request it via RFQ with your duty point and country.

Export-ready documentation and support

For GCC and Africa markets, procurement teams often require consistent data presentation and professional submission quality. We support RFQ workflows with technical tables, brochure packs, application notes, and documentation aligned to EPC and government procurement. This is built for buyers targeting keywords like WF motor manufacturer, borewell motor supplier, submersible motor india. Our team can assist with product comparison, recommended configuration, and supply planning.

How to specify your requirement (RFQ template)

To receive the fastest and most accurate quotation, share a structured requirement. Minimum recommended RFQ fields: application (agriculture / industrial / utility), water source (borewell, openwell, sump), duty point (flow + head), discharge size, voltage and phase, expected daily operating hours, installation depth (if any), and destination country. For projects in UAE, Saudi Arabia, Qatar, Oman, Kuwait, Bahrain, and Africa, also share preferred packing, labeling, and required documentation format.

Quality philosophy (SUPERTECH KAIZEN)

SUPERTECH KAIZEN drives continuous improvement across manufacturing discipline, inspection checkpoints, and export packing. The result is procurement confidence: stable supply, consistent performance, and clearer technical communication. For tender environments, this reduces ambiguity and shortens evaluation time.

Serviceability, spares, and lifecycle value

Industrial buyers evaluate more than purchase price — they evaluate downtime risk and lifecycle support. We design product families with maintainability in mind: clear spares mapping, service access where practical, and compatibility across common configurations. When required, we can align spares packs for export projects and EPC commissioning timelines.

Procurement FAQ

If you are comparing suppliers for water filled submersible motor, focus on documentation clarity, performance transparency, and after-sales readiness. Ask for the exact configuration matching your duty point, request a technical table for comparison, and ensure the supplier can support export packing and lead times. Our team supports these workflows for India and export markets.

Engineering notes 1

For Water Filled Submersible Motor selection, align hydraulic performance with real site conditions: friction losses, suction characteristics (if applicable), voltage stability, and environmental factors. Export projects frequently benefit from a standardized documentation pack and a clear configuration naming structure for procurement teams. When targeting procurement teams in India, Ahmedabad, Gujarat, UAE, Dubai, Saudi Arabia, Qatar, Oman, include the duty point and intended application so the quotation is technically precise and directly comparable. This helps buyers searching for water filled submersible motor and related keywords such as WF motor manufacturer, borewell motor supplier, submersible motor india.

Engineering notes 2

For Water Filled Submersible Motor selection, align hydraulic performance with real site conditions: friction losses, suction characteristics (if applicable), voltage stability, and environmental factors. Export projects frequently benefit from a standardized documentation pack and a clear configuration naming structure for procurement teams. When targeting procurement teams in India, Ahmedabad, Gujarat, UAE, Dubai, Saudi Arabia, Qatar, Oman, include the duty point and intended application so the quotation is technically precise and directly comparable. This helps buyers searching for water filled submersible motor and related keywords such as WF motor manufacturer, borewell motor supplier, submersible motor india.

Engineering notes 3

For Water Filled Submersible Motor selection, align hydraulic performance with real site conditions: friction losses, suction characteristics (if applicable), voltage stability, and environmental factors. Export projects frequently benefit from a standardized documentation pack and a clear configuration naming structure for procurement teams. When targeting procurement teams in India, Ahmedabad, Gujarat, UAE, Dubai, Saudi Arabia, Qatar, Oman, include the duty point and intended application so the quotation is technically precise and directly comparable. This helps buyers searching for water filled submersible motor and related keywords such as WF motor manufacturer, borewell motor supplier, submersible motor india.

Engineering notes 4

For Water Filled Submersible Motor selection, align hydraulic performance with real site conditions: friction losses, suction characteristics (if applicable), voltage stability, and environmental factors. Export projects frequently benefit from a standardized documentation pack and a clear configuration naming structure for procurement teams. When targeting procurement teams in India, Ahmedabad, Gujarat, UAE, Dubai, Saudi Arabia, Qatar, Oman, include the duty point and intended application so the quotation is technically precise and directly comparable. This helps buyers searching for water filled submersible motor and related keywords such as WF motor manufacturer, borewell motor supplier, submersible motor india.

Engineering notes 5

For Water Filled Submersible Motor selection, align hydraulic performance with real site conditions: friction losses, suction characteristics (if applicable), voltage stability, and environmental factors. Export projects frequently benefit from a standardized documentation pack and a clear configuration naming structure for procurement teams. When targeting procurement teams in India, Ahmedabad, Gujarat, UAE, Dubai, Saudi Arabia, Qatar, Oman, include the duty point and intended application so the quotation is technically precise and directly comparable. This helps buyers searching for water filled submersible motor and related keywords such as WF motor manufacturer, borewell motor supplier, submersible motor india.

Engineering notes 6

For Water Filled Submersible Motor selection, align hydraulic performance with real site conditions: friction losses, suction characteristics (if applicable), voltage stability, and environmental factors. Export projects frequently benefit from a standardized documentation pack and a clear configuration naming structure for procurement teams. When targeting procurement teams in India, Ahmedabad, Gujarat, UAE, Dubai, Saudi Arabia, Qatar, Oman, include the duty point and intended application so the quotation is technically precise and directly comparable. This helps buyers searching for water filled submersible motor and related keywords such as WF motor manufacturer, borewell motor supplier, submersible motor india.

Engineering notes 7

For Water Filled Submersible Motor selection, align hydraulic performance with real site conditions: friction losses, suction characteristics (if applicable), voltage stability, and environmental factors. Export projects frequently benefit from a standardized documentation pack and a clear configuration naming structure for procurement teams. When targeting procurement teams in India, Ahmedabad, Gujarat, UAE, Dubai, Saudi Arabia, Qatar, Oman, include the duty point and intended application so the quotation is technically precise and directly comparable. This helps buyers searching for water filled submersible motor and related keywords such as WF motor manufacturer, borewell motor supplier, submersible motor india.

Engineering notes 8

For Water Filled Submersible Motor selection, align hydraulic performance with real site conditions: friction losses, suction characteristics (if applicable), voltage stability, and environmental factors. Export projects frequently benefit from a standardized documentation pack and a clear configuration naming structure for procurement teams. When targeting procurement teams in India, Ahmedabad, Gujarat, UAE, Dubai, Saudi Arabia, Qatar, Oman, include the duty point and intended application so the quotation is technically precise and directly comparable. This helps buyers searching for water filled submersible motor and related keywords such as WF motor manufacturer, borewell motor supplier, submersible motor india.

RFQ