NEPRA Rejected a $900m Grid Battery — Why Home Storage Wins in Pakistan

• By Best Solar Company PK
• 22 Sep, 2026
• Buying Guide
• 8 min read

On 12 September 2026, Pakistan's power regulator did something that quietly reshaped the case for **home battery storage in Pakistan**: it approved a $47.13 billion national power expansion plan but *rejected* the plan's proposed $900 million utility-scale battery investment. NEPRA said the Battery Energy Storage System (BESS) cost had never been tested through the system operator's optimisation model, and ordered a full technical and economic study before it would reconsider.

Read that again. The grid's own giant battery project is stuck in review — while ordinary Pakistanis installed an estimated **5+ GWh of home storage** in the space of a year. The state is hesitating; households are not. If you are weighing a battery for your rooftop system in 2026, this contrast tells you exactly where the smart money is going, and why.

What NEPRA actually rejected — and why it matters to you

The rejected battery was part of the Integrated System Plan (ISP) 2025–35, which projects national peak demand climbing from 26,950 MW to 35,521 MW by 2035. NEPRA approved the roadmap but held back the $900m storage line item, saying its need, optimal capacity and cost-effectiveness had not been proven (The Nation, Business Recorder).

The takeaway for a homeowner is not that batteries are a bad idea — it's that the grid can't yet store *your* surplus solar for you. So when your panels overproduce at noon, that energy either gets exported at a low price or is lost. A battery in your own home closes that gap. Meanwhile, imports data shows Pakistan brought in **4.6 GWh of BESS in 2025, up 220% year-on-year**, with **residential consumers accounting for 58%** of it (pv magazine).

The net billing math: storing a unit beats exporting it

Here is the heart of the 2026 story. On 9 February 2026, NEPRA replaced net *metering* with net *billing* for new solar consumers. The buyback rate — what the utility pays for a unit you export — was slashed from around Rs25.9 to just **Rs8.13 per unit** for new prosumers, and the contract term cut from 7 years to 5 (Express Tribune, Profit). Consumers with valid agreements dated on or before 9 February 2026 keep their old rate of about Rs25.32 until their agreement expires.

Now compare that to what you *pay* for a grid unit. A typical protected/unprotected household in the higher slabs pays roughly **Rs50–Rs65 per unit** once taxes and surcharges are counted. That single comparison is the whole argument:

Before February 2026, exporting was fine — the grid effectively "stored" your units at par. After net billing, exporting is a bad trade. A battery lets you bank your midday surplus and spend it during the evening peak, when grid electricity is most expensive and the sun is gone.

### A quick worked example

Say your 10 kW system pushes 20 units of surplus onto the grid on a sunny day:

• **Exporting all 20 units:** 20 × Rs8.13 = **Rs163 earned**
• **Storing 15 units in a battery and using them at night instead of buying:** 15 × Rs55 avoided = **Rs825 saved** (plus the remaining 5 exported = Rs41)

That's roughly **Rs866 vs Rs163 in a single day** — before you even count the resilience of riding through load-shedding. Over a year that gap is what pays off the battery.

2026 battery prices in Pakistan (PKR)

Costs have fallen sharply as imports scale. In August 2026, lithium (LiFePO4) storage runs about **Rs45,000–Rs65,000 per kWh**, typically near Rs52,000/kWh (Solar Citizen, w11stop).

| Battery size | Typical 2026 price (PKR) | Best for | |---|---|---| | 5 kWh (48V/51.2V 100Ah) | Rs185,000 – Rs310,000 | 1–2 bedroom home, evening backup | | 10 kWh | Rs460,000 – Rs560,000 | Mid-size home, full evening peak | | 15 kWh+ | Rs700,000 – Rs900,000+ | Large home / small business |

Stick to LiFePO4 (lithium iron phosphate) with a solid BMS and a real 6,000+ cycle warranty. Cheap lead-acid or tubular banks look tempting at Rs45,000–Rs150,000 but their shallow depth-of-discharge and short life make them the more expensive choice per usable unit over time.

How to size a battery for net billing (not for backup)

Old advice sized batteries for outages. Under net billing, size them for **daily solar self-consumption**. Here's a practical method:

• **Step 1 — Find your evening load.** Add up what you run from sunset to sunrise: fans, lights, fridge, a 1.5-ton inverter AC in summer. Most Pakistani homes use **4–10 units overnight**.
• **Step 2 — Measure your midday surplus.** Check your net-billing bill or inverter app for units exported. That surplus is the energy you're currently "giving away" at Rs8.13.
• **Step 3 — Match the two.** Size usable capacity to cover the smaller of your overnight load and your daily surplus. A home exporting ~8 units/day with a 6-unit night load is well served by a **5 kWh battery**; a larger home wants **10 kWh**.
• **Step 4 — Add a 20% buffer** for cloudy days and battery degradation, and confirm your hybrid inverter's charge/discharge rating matches the pack.

Don't oversize. A battery that never fully cycles because you can't fill it is dead money. For a deeper walk-through, see our solar battery buying guide and our note on reading your net billing bill.

Frequently Asked Questions

**Is a home battery worth it in Pakistan in 2026?** For new solar consumers under net billing, yes. With export rates at Rs8.13/unit versus grid prices of Rs50–65/unit, self-consumption is worth 6–8× more than exporting. A well-sized 5–10 kWh battery typically pays back in roughly 3–5 years, then delivers years of free stored solar.

**I already have net metering — should I still add a battery?** If your agreement predates 9 February 2026, you keep the ~Rs25.32 buyback rate until it expires, so exporting is still reasonable. But a battery adds load-shedding resilience today and positions you for the day your agreement rolls onto net billing.

**Does NEPRA rejecting the grid battery affect my home system?** Not directly — it was a utility-scale investment. Indirectly, it confirms the grid won't be storing surplus solar for you any time soon, which strengthens the case for storing your own units at home.

**What size battery do most Pakistani homes need?** A 5 kWh pack suits a small-to-mid home with a 4–6 unit overnight load; a 10 kWh pack covers a larger home running an inverter AC through the evening peak. Size to your actual night-time consumption, not to the biggest bank you can afford.

The bottom line

The regulator paused a $900m battery because it wasn't sure the numbers worked. For households the numbers already work — clearly. Net billing has turned every exported unit into a low-value giveaway and every *stored* unit into a Rs50-plus saving. A right-sized LiFePO4 battery, bought at 2026 prices and matched to your evening load, is now one of the highest-return upgrades a Pakistani solar owner can make.

Ready to size a system for your home? Talk to Best Solar Company PK for a load assessment and a battery quote built around net billing — not around exporting units you should be keeping.

Sources: The Nation, pv magazine, Express Tribune, Profit by Pakistan Today, Solar Citizen.

Best Solar Company PK designs and installs reliable solar systems in Rawalpindi, Islamabad, Lahore, Multan, Taunsa Sharif and Karachi. Contact us for a free survey and the best advice for your home or business.