???? Borehole Submersible Water Pump – Doyin AC Pump Ordinary Impeller – 4SDM3/7 0.5HP 4.8 m³/h 4800L/h 50M

The Macire Doyin 4SDM3/7 Borehole Submersible Pump is a compact and efficient AC-powered pump for shallow to medium boreholes. With a 0.5HP (370W) motor, it delivers 4.8 m³/h (4800L/h) at a maximum head of 50M. Built with an ordinary impeller, this Macire pump is ideal for homes, schools, and small farms that need affordable, reliable water supply.

⚙️ Technical Specifications

• ✅ Model: 4SDM3/7

• ✅ Power Rating: 0.5HP (≈370W)

• ✅ Flow Rate: 4.8 m³/h (4800L/h)

• ✅ Head Height: 50M

• ✅ Type: AC Submersible Pump

• ✅ Impeller: Ordinary impeller

• ✅ Body Material: Stainless steel, corrosion-resistant

• ✅ Applications: Homes, schools, small farms, light-duty boreholes

???? Application Areas

This Macire AC borehole pump is ideal for:

• ???? Homes & small estates – daily family water supply

• ???? Schools & institutions – steady bulk use at low cost

• ???? Small farms – irrigation & livestock needs

• ???? Guesthouses – affordable water pumping solution

???? DIY Installation & Setup Tips

1️⃣ Prepare borehole – depth ≤50M, cased and clean.
2️⃣ Lower pump vertically, 2–3M above bottom using stainless-steel cable.
3️⃣ Connect piping – fit with HDPE/PPR pipes (1”) and a non-return valve (NRV).
4️⃣ Electricals – connect via control box with waterproof cabling + ELCB breaker.
5️⃣ Testing – prime before running continuously.

???? Power Integration

• ⚡ AC Power Only – runs on grid power or generator.

• ???? Suitable for areas with stable electricity supply.

???? Care & Maintenance

• ???? Clean filters every 3–6 months

• ???? Inspect joints & wiring regularly

• ???? Run weekly if idle

• ???? Service every 12 months

• ???? Do not run pump dry

✅ Do’s & Don’ts

Do’s

• ✅ Install surge protection

• ✅ Use waterproof cabling

• ✅ Match to small/medium tanks

Don’ts

• ❌ Don’t operate in muddy/sandy water

• ❌ Don’t undersize wiring

• ❌ Don’t run without water above pump motor

???? Tank Size Guide – Users

❓ Mini FAQ

Q1: Can this pump run on solar?
???? No, AC power only (grid/generator).

Q2: What’s the maximum head?
???? Up to 50M.

Q3: Best use case?
???? Homes, schools, guesthouses with shallow to medium boreholes.

Q4: Service interval?
???? Once a year (12 months).

Q5: Can it handle salty water?
???? No, for clean/fresh water only.

???? Why Choose Macire AC Borehole Pumps?

• ???? Compact 0.5HP motor, affordable and reliable

• ???? Strong 4800L/h output at 50M head

• ⚡ Easy AC connection (grid/generator)

• ???? Backed by Macire trusted support

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