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Dab Pumps

DAB 4OL 4" Submersible Borehole Motor | Oil-Filled Rewindable Stainless Steel Motor

DAB 4OL 4" Submersible Borehole Motor | Oil-Filled Rewindable Stainless Steel Motor

Regular price R 4,364.00
Regular price Sale price R 4,364.00
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Premium 4" Submersible Borehole Motor for Replacements and New Builds

The DAB 4OL 4" Submersible Motor is a rewindable, oil-filled asynchronous two-pole motor designed for borehole pump replacements, new builds, and matched hydraulic-end installations. Built with AISI 304 stainless steel on water-contact parts and engineered for dependable long-term operation, it is suited to demanding domestic, commercial, and agricultural borehole applications.

Cooling and lubrication of the ball bearings is provided by a special FDA-approved liquid, while the removable cable connector allows faster and easier maintenance.

Quick Decision Guide

Best for: Borehole motor replacements, premium rebuilds, and new 4" submersible pump installations
Motor type: 4" oil-filled rewindable asynchronous two-pole submersible motor
Phase options: Single phase and three phase, depending on size selected
Power range: 0.37kW to 7.5kW
Max operating depth: 250m
Use with: Compatible 4" hydraulic borehole pump ends
Need help matching a motor? Send us your existing motor model, pump model, voltage, and power requirement before ordering.

Why Buy from Zisabo

  • Genuine DAB borehole motor range
  • Premium 4OL motor family with wide power selection
  • Need help matching the correct motor? WhatsApp us before ordering

What’s Included

  • DAB 4OL 4" submersible motor
  • Removable cable connector
  • Motor unit only

Not included

  • Hydraulic pump end
  • Electric control panel
  • Lead-out cable unless separately purchased
  • Installation accessories

Key Technical Features

  • 4" asynchronous two-pole submersible motor
  • Rewindable-type construction
  • AISI 304 stainless steel for parts in contact with water
  • Cooling and lubrication provided by a special FDA-approved liquid
  • Stator housed in an AISI 304L external shell
  • Stainless steel pins connecting the motor assembly
  • Removable cable connector for fast maintenance
  • Cable certified ACS, WRAS, and KTW
  • Mechanical seal in ceramic-carbon
  • Suitable for use with variable frequency drive from 30 Hz to 50 Hz
  • Flanging NEMA 4"
  • Insulation class F
  • Protection class IP68
  • Minimum cooling flow speed 0.3 m/s at 35°C
  • Power supply tolerance +6% / -10%
  • Maximum starts 20 per hour
  • Max operating depth 250m
  • Horizontal operation from 0.5 HP to 10 HP

Electrical and Installation Notes

  • For single-phase versions, the capacitor and manually resettable overload protection are located in the electric panel, which can be supplied separately.
  • For three-phase versions, overload protection must be provided by the user or installer.
  • This motor is designed to be paired with a compatible 4" hydraulic end.
  • The motor can be equipped with a PT100 temperature sensor.

How to Choose the Right 4OL Motor

Match your motor by checking the required power, available voltage, hydraulic-end compatibility, installation depth, and whether you need a single-phase or three-phase setup.

Before ordering, send us:

  • Your existing motor model
  • Your hydraulic pump model
  • Your available voltage
  • Your required motor size
  • Your borehole depth

Compatible Accessories Available Separately

  • Lead-out cable options
  • Suitable control and protection equipment
  • Compatible hydraulic pump ends
  • Motor-matching installation accessories

Guarantees

24 month manufacturer warranty

Materials

Stainless Steel

Shipping

2-5 Business Days

Additional Information

A 4" two-pole submersible motor in AISI 304 stainless steel features FDA-approved lubrication, a removable cable connector, and compatibility with variable frequency drives. Includes optional PT100 sensor and overload protection for single or three-phase versions.
• Flanging NEMA 4”.
• Insulation class F.
• Protection class IP68.
• Cooling flow speed min. 0,3 m/s 35°C.
• Power supply tolerance + 6 % / -10 %.
• Max. starts 20/h.
• Max operating depth 250 m.
• Horizontal operation 0,5 HP - 10 HP.

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