3 HP Solar Pump in India: Price, Specifications & Buying Guide

The 3 HP solar pump is India's most popular agricultural solar pump size. It costs ₹1,40,000–₹1,80,000 before subsidy and delivers 1,20,000–1,80,000 litres per day — enough to irrigate 4–6 acres with drip or sprinkler irrigation. Under KUSUM Yojana, farmers pay ₹42,000–₹72,000.

Over 40% of solar pumps installed under KUSUM are 3 HP. Here is why:

• Sweet spot for Indian farm sizes — India's average farm holding is 1.08 hectares (2.67 acres). A 3 HP pump comfortably serves 4–6 acres — enough for most smallholder farmers with some headroom.
• Matches common borewell depths — most Indian borewells are 100–300 feet deep. 3 HP handles this range efficiently.
• Best subsidy value — KUSUM covers up to 7.5 HP, but the cost-benefit ratio peaks at 3–5 HP. You get maximum water per rupee of farmer investment.
• Both AC and DC options available — at 3 HP, you can still choose BLDC motors (the upper limit for most DC pumps) or go with standard AC induction.

A 3 HP system needs 3.6–4.5 kW of solar panels (7–9 panels of 540W). Installation typically takes 1–2 days:

1. Panel ground mount — 7–9 panels on a steel frame, south-facing at 15–20° tilt. Space: 150–200 sq ft.
2. Controller installation — wall-mounted or pole-mounted near the panel array
3. Pump lowering (submersible) — motor-pump lowered into borewell using GI or HDPE pipes
4. Wiring and earthing — DC cables from panels to controller, submersible cable to pump
5. Testing — verify flow rate, check all protections, commission system

For KUSUM installations, the empanelled dealer handles everything including government inspection and subsidy paperwork.

Solar Vipani connects you with KUSUM-empanelled dealers who will survey your farm, measure your borewell, and recommend the best 3 HP system — free of charge.

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