Dab Pumps
DAB 4OC 4-Inch Submersible Motor - Replacement Component
DAB 4OC 4-Inch Submersible Motor - Replacement Component
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DAB 4OC 4-Inch Borehole Submersible Motor is an oil-filled 4” motor designed for dependable borehole water supply in residential, agricultural and light commercial installations. Built for continuous submerged operation, it delivers stable performance and long service life for South African borehole conditions.
Important: This is the motor only. It must be paired with a compatible 4” hydraulic (wet end). Ensure the motor kW matches the selected hydraulic model for correct performance and warranty compliance.
Key Features
- Oil-filled design for cooling and durability
- 4” borehole standard – compatible with most 4” installations
- Stainless steel construction for long-term corrosion resistance
- Rewindable stator for serviceability
- Suitable for VSD use (30–50 Hz) when correctly configured
Typical Applications
- Residential borehole water supply
- Irrigation systems and smallholdings
- Water transfer to storage tanks
- Commercial and light industrial water supply
Key Technical Information
- Diameter: 4 inch
- Protection class: IP68
- Max immersion depth: 250 m
- Max starts: 20/hour
- Single phase power: 230V 50Hz
- Three phase power: 3×230V 50Hz / 3×400V 50Hz
Note: Single-phase models use a separate control panel for capacitor and overload protection. Three-phase protection must be provided by the installer/user.
Installation & Protection
Professional installation is recommended. Correct cable sizing, overload protection and dry-run protection are essential for safe operation. Ensure the motor is matched to the correct hydraulic end and the correct phase (single/three) is selected for your site supply.
Guarantees
Guarantees
24 month manufacturer warranty
Materials
Materials
Stainless Steel
Shipping
Shipping
2-5 Business Days
Additional Information
Additional Information
A 4Inch 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. 0,15 m/s at 35°C
• Power supply tolerance + 6 % / -10 %.
• Max. starts 20/h.
• Max operating depth 150 m.
• Horizontal operation 0,5 HP - 10 HP.
Technical information
Technical information
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