???? Borehole Submersible Water Pump – Doyin AC Pump Ordinary Impeller – 4SDM3/40 4.0HP 4.8 m³/h 4800L/h 287M

The Macire Doyin 4SDM3/40 Borehole Submersible Pump is a 4.0HP deep-well AC pump engineered for maximum lift and heavy-duty applications. With a 4.0HP (3000W) motor, it delivers a reliable 4.8 m³/h (4800L/h) at a 287M head height. Designed with an ordinary impeller, this Macire pump offers dependable performance at scale, making it ideal for estates, large farms, schools, hotels, and industrial projects that demand consistent, bulk water supply.

⚙️ Technical Specifications

• ✅ Model: 4SDM3/40

• ✅ Power Rating: 4.0HP (~3000W)

• ✅ Flow Rate: 4.8 m³/h (4800L/h)

• ✅ Head Height: 287M

• ✅ Type: AC Submersible Pump

• ✅ Impeller: Ordinary impeller

• ✅ Body Material: Stainless steel, corrosion-resistant

• ✅ Applications: Estates, schools, hotels, large farms, industrial projects

???? Application Areas

This Macire AC borehole pump is best for:

• ???? Estates & apartments – strong supply across multiple units

• ???? Schools & institutions – reliable high-volume delivery

• ???? Hotels & lodges – uninterrupted guest service

• ???? Large farms – irrigation & livestock water needs

• ???? Industrial projects – continuous deep-lift pumping

???? DIY Installation & Setup Tips

1️⃣ Confirm borehole depth ≤287M, fully cased and clean.
2️⃣ Lower pump vertically 2–3M above bottom using stainless-steel suspension cable.
3️⃣ Connect piping – use HDPE/PPR pipes (2.0”) with a non-return valve (NRV).
4️⃣ Electricals – wire via a control box; use waterproof cabling + ELCB breaker.
5️⃣ Prime and test flow/pressure before long-term operation.

???? Power Integration

• ⚡ AC Power Only – operates with grid or generator.

• ???? Perfect for sites with reliable electricity or generator backup.

???? Care & Maintenance

• ???? Clean filters every 3–6 months

• ???? Inspect joints, wiring, and suspension cable regularly

• ???? Run weekly if idle

• ???? Service every 12–18 months

• ???? Never run dry

✅ Do’s & Don’ts

Do’s

• ✅ Install surge protection

• ✅ Use correct pipe sizing (2.0”)

• ✅ Match tank size to pumping demand

Don’ts

• ❌ Don’t operate in sandy/muddy water without casing

• ❌ Don’t undersize wiring

• ❌ Don’t run pump without water

???? Tank Size Guide – Users

❓ Mini FAQ

Q1: Can this pump run on solar?
???? No, it’s AC-only (grid or generator).

Q2: What’s the maximum depth?
???? Up to 287M head height.

Q3: Best use cases?
???? Estates, farms, schools, hotels, and industrial projects.

Q4: Service schedule?
???? Every 12–18 months.

Q5: Can it pump salty water?
???? No, it’s for clean borehole water only.

???? Why Choose Macire AC Borehole Pumps?

• ???? Heavy-duty 4.0HP motor for maximum lift

• ???? 4800L/h at 287M head

• ⚡ Grid/generator powered

• ???? Trusted by thousands, backed by Macire after-sales support

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