Water Filled Motors • ISO 9001 & Global Export

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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11 Country B2B Direct Supply

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
Coupling—NEMA standard splined shaft
Cooling Flowm/s≥ 0.2 (water across stator)
Max Water Temperature°C35
Max Immersion Depthm350
Starts per Hour—30 (Max.)
Voltage Tolerance%+6 / -10
InsulationClassB / F — Polywrapped winding
ProtectionIPIP68 — fully submerged
Duty—S1 — Continuous
Mounting—Vertical / Horizontal
Coolant—Clear borewell water
Cable—3 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

Quick Technical Answer & Duty Specification

ISO 9001:2015 Verified🇺🇸 60Hz / UL / NEMA — USA Import Ready

Water Filled Submersible Motor is an export-grade water filled motors manufactured in Ahmedabad, Gujarat, India by SUPERTECH WATER SOLUTION. Designed for B2B infrastructure, deep borewell lifting, municipal distribution, and agricultural irrigation, it features precision-balanced rotating assemblies, high-thrust bearings, and corrosion-resistant metallurgy.

Duty Flow / Q
Custom per duty point
Rated Head / TDH
Up to 500 meters
Motor / Power
0.5 HP – 100 HP
Supply Frequency
50 Hz & 60 Hz Dual Duty
100% Pre-Delivery Inspected (PDI)Direct Factory Pricing & OEM SupplySASO / SABER / CE / DEWA CompliantUL / ANSI / NEMA / 60Hz USA Compliant
Request selection sheet & curve →

Direct B2B Supply & Certification Available in Your Region:

Applications & Engineering Use

B2B and municipal application scope.

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

Key Quality Features

Designed for export-grade longevity.

  • Water-lubricated, water-cooled — no oil leakage risk
  • Hermetically sealed with diaphragm compensation
  • Class F insulation, IP68 protection
  • Rewindable construction
B2B Procurement 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
Engineering & Export Support

Duty-point specific selection curves, CAD dimensional drawings, and export technical schedules shared immediately with RFQ submissions.

Technical Overview & Standards

water filled submersible motor — Global B2B Technical Specifications

Product 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. We support projects across United States, Houston, Los Angeles, Miami, New York, India, Ahmedabad, Gujarat, UAE, Dubai, Saudi Arabia, Qatar, Oman, Kuwait, Bahrain, Africa.

Applications and 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 engineering features

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 emphasises predictable performance and clearer documentation for faster tender evaluation and RFQ comparison.

Technical specifications for procurement

Technical selection is most accurate when duty point is defined — head, discharge, flow rate — along with installation parameters such as borewell diameter, installation depth, voltage, and phase. This product family supports configuration-based selection. Typical specification references include power rating, head range, capacity, pipe sizing, voltage band, material grades, and protection class. All published performance data is tested at 2880 RPM under nominal supply. Site-specific duty-point curves are supplied with every RFQ submission. If you need a customised datasheet for tender submission, request it via our RFQ page with your duty point and destination country.

How to select the right configuration

Correct selection begins with the system curve — total dynamic head (TDH) as a function of flow rate — not just the rated head at the catalogue duty point. TDH includes static head (vertical lift from water level to discharge point), friction losses in column pipe and surface pipework, and any residual pressure required at the delivery point. For borewell installations, the draw-down level under pumping conditions should be used, not the static water level. Motor type — Oil Filled (OF) versus Water Filled (WF) — is selected based on single-phase versus three-phase availability, required HP, and motor OD compatibility with the borewell casing diameter. Under-sizing causes overheating and premature motor failure; over-sizing wastes energy and increases capital cost. Use our RFQ form to share your duty point and receive a matched configuration with a performance curve.

Material of construction and corrosion resistance

Material selection is critical for long service life in varied water qualities — from clean municipal supply to sandy, brackish, or chemically aggressive borewell water. Key wetted parts are selected for resistance to abrasion, corrosion, and chemical attack. For applications in coastal areas, desert environments (UAE, Oman, Saudi Arabia), or high-chloride groundwater, the correct material grade significantly extends service intervals. When in doubt, specify the water quality — TDS, pH, sand content, and temperature — in your RFQ so the engineering team can confirm compatibility.

Voltage, frequency, and electrical compatibility

SUPERTECH WATER SOLUTION manufactures pump sets for both 50 Hz and 60 Hz supply to serve India and the GCC/international markets. For export to UAE, Saudi Arabia, Qatar, Oman, Kuwait, and Bahrain, 60 Hz variants are available. Confirm supply frequency, voltage band, and phase (single or three phase) at the time of RFQ. Wide voltage band motors are designed to start and operate under the supply fluctuations common in agricultural and rural installations. Refer to the datasheet for the operating voltage range of the specific model selected. For variable frequency drive (VFD) applications, confirm VFD compatibility during selection — not all motor configurations are intended for inverter duty without additional specification.

Installation and commissioning guidance

Correct installation is as important as correct selection. A well-selected pump set under-performs when installed incorrectly. Key installation requirements: the pump must be fully submerged to the minimum submergence depth specified in the datasheet; the motor cable must be correctly rated for submersible duty and the run length; and a motor protection device (overload relay, dry-run protector) must be fitted. The non-return valve (NRV) built into the pump prevents back-siphoning and reduces thrust load at switch-off — the surface NRV, if fitted, should be positioned correctly to avoid excessive back-pressure. Column pipe sizing directly affects friction loss and therefore effective head at the duty point. Under-sized column pipe is a common cause of underperformance.

Export documentation and compliance

For GCC and Africa markets, procurement teams require consistent, professional documentation aligned to EPC and government procurement standards. We support RFQ workflows with technical schedules, brochure packs, application notes, material test certificates (MTR), and pre-shipment inspection (SGS/BV) documentation. Compliance references include IS:8034-2002 (Water Filled motor pumpsets), ISO 9001:2015 quality management, SASO/SABER (Saudi Arabia), DEWA (Dubai/UAE), UL (North America), GOST (Russia/CIS), and BSTI (Bangladesh). Our team can assist with product comparison, recommended configuration, export packing specifications, and supply planning aligned to project milestones.

Serviceability, spares, and lifecycle value

Industrial buyers evaluate more than purchase price — they evaluate downtime risk and lifecycle support. SUPERTECH WATER SOLUTION designs product families with maintainability in mind: clear spares mapping, service access where practical, and cross-compatibility across common configurations within the same series. Spares packs covering wear parts (impellers, bowls, wearing rings, mechanical seals, thrust bearings) are available and can be included with the initial export shipment to reduce future downtime exposure at remote sites. When required, we align spares packs for export projects and EPC commissioning timelines.

B2B 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. Key questions: Does the supplier publish performance curves at the rated duty point, or only headline head and flow? Are material certificates available? Can the configuration be tested at the factory before shipment? Related searches covered by this page include: WF motor manufacturer, borewell motor supplier, submersible motor india, water filled submersible motor USA, 60Hz submersible motor import United States. Our team supports these workflows for India and export markets across United States, Houston, Los Angeles, Miami, New York, India, Ahmedabad, Gujarat.

USA import and 60Hz electrical compatibility

SUPERTECH WATER SOLUTION actively exports Water Filled Submersible Motor to the United States market, with 60Hz variants configured for North American electrical infrastructure. US electrical systems operate at 60Hz with common voltages of 110V (single-phase residential), 220V (single-phase commercial), and 460V (three-phase industrial). Our manufacturing supports all three voltage bands with NEMA frame-compatible motor configurations rated at 3450 RPM. For US procurement teams, all export documentation is prepared for US Customs and Border Protection (CBP) clearance, including HS Code classification (8413.70 for submersible pumps, 8501 for motors), Certificate of Origin (COO), commercial invoice with FOB/CIF terms, and packing list with net/gross weights. UL-ready engineering documentation, ANSI/NEMA specification compliance, and IEEE motor standards are maintained for US regulatory review. Factory test certificates and material test reports (MTR) are included with every shipment. We deliver to major US ports including Houston TX (Port of Houston), Los Angeles CA (Port of Long Beach), Newark NJ (Port New York/New Jersey), and Miami FL (PortMiami) via containerized ocean freight (FCL/LCL) with 21–35 day transit time. Payment terms for US buyers include wire transfer (TT), letter of credit (LC), and USD pricing. For distributor and OEM partnerships in the United States, contact our export sales desk for volume pricing and technical schedules.

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