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Canadian Solar EP Cube home battery backup system - the whole-home backup Stellar Upgrades installs in Leduc
EP Cube by Canadian Solar · Whole-Home Backup

Battery Backup for
Leduc homes.

Leduc Battery Backup Installation

When the grid drops, the EP Cube takes over in under 20 milliseconds — automatically, even when your shift at YEG or in Nisku means nobody's home to start a generator. Installed by our in-house Red Seal Master Electrician, with the City of Leduc permit and inspection included. Sized for the west-end two-storeys and the Leduc County acreages alike.

From $19,381 · All-in: battery, hybrid inverter, install, engineering, permit + inspection
Financing available with $0 down and flexible terms.
Licensed & insured · In-house master electricians · No subcontractors
550+Installs Since 2018
5.0 ★Google Reviews
<20 msAuto Switchover
10 YrCanadian Solar Warranty
5.0 ★★★★★ on Google
Alexendra★★★★★

Best company we dealt with — true professionals, and the best pricing for what they actually deliver. They even called us a year after install just to check on the system. That kind of follow-up is almost unheard of.

Gurdil S.★★★★★

The service was excellent, and everything was professional. The quality was good at a reasonable price. My house looks more advanced, and it really makes a difference in appearance.

Amrit S.★★★★★

I highly recommend Stellar Upgrades to anyone considering going solar. Their commitment to quality, customer service, and transparency truly sets them apart.

The Short Answer

What battery backup costs in Leduc.

An installed EP Cube battery backup in Leduc costs $19,381 (9.9 kWh) to $24,723 (19.9 kWh) all-in — battery, hybrid inverter, Master Electrician install, engineering, and the City of Leduc permit and inspection. Feeding roughly 10 kWh of critical loads per day, that translates to 24 to 48 hours of runtime — with switchover happening automatically in under 20 milliseconds.

Transparent Pricing

Every EP Cube size, priced all-in for Leduc.

Same fixed pricing in Leduc as everywhere we install — nothing added for the QEII. Every price below includes the EP Cube battery, its built-in hybrid inverter, installation by our Master Electrician–led crew, engineering, and the City of Leduc electrical permit and inspection. No trip charge, no hidden line items.

EP Cube 1.0 sizeTypical fit in LeducRuntime @ ~10 kWh/day critical loadsInstalled price (all-in)
9.9 kWhEssentials: fridge, freezer, furnace fan, lights, Wi-Fi~24 hours$19,381
13.3 kWhEssentials plus sump pump and extra margin~32 hours$21,578
16.6 kWhNewer two-storeys in Southfork, West Haven, Windrose~40 hours$22,942
19.9 kWhWhole-home priority loads, Leduc County acreages, solar pairing~48 hours$24,723

Take $1,000 off any size when the battery is bundled with a new solar install (the bundle discount does not apply to battery-only retrofits). Because the EP Cube stacks in 3.3 kWh increments, whichever size you start with can grow later — up to 19.9 kWh per unit. Ask about the newer EP Cube 2.0, modular from 5–40 kWh and priced on consultation. And a straight answer for Leduc shoppers: Alberta has zero battery rebates in 2026, whatever anyone else claims. Full pricing breakdown →

Financing runs through Financeit at 2026's standard 7.99% rate with $0 down. Pre-qualify in minutes →

Runtime Guide

What each size keeps running, and for how long.

Every size in the lineup delivers the same 7.6 kW of continuous output, so your fridge, freezer, furnace fan, lights, sump pump and Wi-Fi can all draw at once — the kWh number only decides endurance.

Load scenarioDraw9.9 kWh13.3 kWh16.6 kWh19.9 kWh
Fridge + freezer only150W~66 hrs~88 hrs~110 hrs~132 hrs
Furnace fan500W~20 hrs~26 hrs~33 hrs~40 hrs
Critical loads bundle*~10 kWh/day~24 hrs~32 hrs~40 hrs~48 hrs

*The critical-loads line assumes fridge, freezer, furnace fan, lights, sump pump, Wi-Fi and phone charging all drawing at once; real-world runtime shifts with usage. Add rooftop solar and the battery tops itself up daily — turning fixed runtime into effectively open-ended outage coverage.

Built For This Community

Why Leduc homes are adding battery backup.

Alberta's grid has already rehearsed the argument. The evening of January 13, 2024 brought an AESO grid alert, and at 6:44 p.m. an emergency alert buzzed every phone in the province asking Albertans to cut usage immediately. April 5, 2024 went a step further — real rotating outages, roughly 244 MW of firm load shed between 8:53 and 9:16 a.m. Day to day, FortisAlberta customers — Leduc's wires utility — average under 1.3 hours of outage a year in town, while Leduc County acreages on rural feeders typically wait longer for restoration than the city core. Short and rare, but always unannounced — and in a town that works airport and Nisku shifts, often when nobody's home.

Nobody home to hit a switch

YEG and Nisku rotations don't pause for outages. A generator only helps if someone is there to start it; the EP Cube switches over in under 20 milliseconds on its own, keeps the furnace fan, fridge, freezer and sump pump running, and notifies your phone — whether you're mid-shift or asleep.

📜

City of Leduc permit

Battery permits in Leduc go through the City of Leduc, not the City of Edmonton. Our in-house Red Seal Master Electrician pulls the permit and the inspection is coordinated for you — both included in the installed price. Battery-only installs don't need a FortisAlberta meter swap.

Alberta math, told straight

With no residential time-of-use rates in Alberta, rate arbitrage is off the table — what a Leduc battery buys is resilience plus better use of your own solar. On its own it won't cut your bill, and we'll say so plainly. What it does is keep the furnace fan, sump pump and fridge going when the grid goes down.

★★★★★  Real Stellar battery install · Edmonton region

“Our solar was installed four years ago by a different company. When we asked them about adding battery backup, they said they couldn’t figure out the integration. Stellar got it done. The EP Cube ties into our existing solar and our Generac standby, and the system manages itself — solar by day, battery at night, generator as final backup. We don’t worry about outages anymore.”

Merlin · 19.9 kWh EP Cube + existing rooftop solar · Verified Stellar Upgrades battery customer
Red Seal electrician wiring a 19.9 kWh Canadian Solar EP Cube battery backup integrated with existing rooftop solar — Stellar Upgrades serves Leduc and Leduc County
All four Canadian Solar EP Cube battery backup sizes installed by Stellar Upgrades in Leduc — 9.9, 13.3, 16.6 and 19.9 kWh side by side

Every job run by the Stellar Upgrades crew under our Red Seal Master Electrician550+ installs on the books since 2018.

Wires: FortisAlbertaPermit: City of LeducJan 13, 2024: province-wide grid alertApr 5, 2024: rotating outagesNo meter swap for battery-only installs
Simple From Start to Finish

Four steps. Typically 4–6 weeks.

1

Free assessment

We look over your panel and the garage wall where the unit will hang, sort out together which circuits matter most, size the right EP Cube for those loads, and lock in your exact all-in price. No obligation, and we schedule around shift rotations.

2

Engineering & permit

Our team prepares the drawings and our in-house Red Seal Master Electrician pulls the City of Leduc electrical permit — Leduc's actual permit authority, not the City of Edmonton.

3

One-day install

The unit goes on the wall, gets wired into your panel, and the automatic switchover is configured — one day on site, start to finish. Battery-only projects also skip the FortisAlberta meter swap entirely.

4

Inspection & commissioning

City inspection, commissioning, and EP Cube app setup on your phone. From signed agreement to a commissioned battery normally takes 4–6 weeks.

It Matters Who Signs the Permit

Every Leduc permit carries a Red Seal Master Electrician's name.

Because a home battery ties into the main panel and reconfigures how the house takes power, the law requires its electrical permit to be pulled by a licensed electrical contractor. Stellar's in-house Red Seal Master Electrician is named on every permit we pull, in the City of Leduc and everywhere else we work. Nothing gets farmed out — the same crew that prices your battery is the one that installs it. Batteries are wall-mounted in the attached garage in most Leduc homes — the standard location under Alberta STANDATA Variance 21-ECV-064-900-ESS, with capacity capped at 20 kWh per unit and 40 kWh per dwelling by CEC Rule 64-918.

On our payroll, in-house

Salaried, certified electricians working under our Master Electrician of record — never a subcontractor on any residential job.

🛡

$5M insured · BBB A+

We carry $5M in general liability coverage, hold BBB A+ accreditation and current WCB clearance, and the Master Electrician named on our permits has been the same since we opened in 2018.

📋

Code-first installs

Mounted in the attached garage as Alberta STANDATA Variance 21-ECV-064-900-ESS permits, sized within CEC Rule 64-918 capacity limits, built with NEMA 4X-rated hardware, and covered by Canadian Solar's 10-year / 6,000-cycle warranty.

Leduc FAQ

Asked in Leduc.

Installed EP Cube pricing in Leduc is $19,381 (9.9 kWh), $21,578 (13.3 kWh), $22,942 (16.6 kWh) and $24,723 (19.9 kWh) — all-in with the battery, built-in hybrid inverter, Master Electrician installation, engineering, and the City of Leduc permit and inspection. Take $1,000 off when you bundle with a new solar install. Alberta offers no battery rebates in 2026, so the figure you see is the figure you pay.

Plan on roughly 10 kWh a day to cover a Leduc home's critical loads — fridge, freezer, furnace fan, lights, sump pump and Wi-Fi. At that draw the 9.9 kWh gives you about 24 hours, the 13.3 kWh about 32, the 16.6 kWh about 40 and the 19.9 kWh about 48. Keep just the fridge and freezer going and even the smallest size stretches to roughly 66 hours. With solar on the roof, the battery refills itself daily.

Stellar does, in-house. Alberta law puts a home battery under an electrical permit only a licensed electrical contractor can pull, and in Leduc that permit goes through the City of Leduc — not the City of Edmonton. Every permit we file carries our in-house Red Seal Master Electrician's name, we line up the City inspection for you, and both come included in the installed price.

For most Leduc homes, the battery — especially on airport and Nisku shift schedules. A generator only helps if someone is home to start it and feed it fuel; the EP Cube switches over in under 20 milliseconds, automatically, whether you're on shift or asleep. Silent, no fuel, no carbon monoxide, no maintenance — and FortisAlberta customers average under 1.3 hours of outage a year.

Nothing you need to act on — that's the point. The EP Cube detects the outage and takes over your backed-up circuits in under 20 milliseconds, so the furnace fan, fridge, freezer and sump pump keep running with nobody home. The app notifies your phone, shows remaining charge in real time, and logs when the grid comes back.

Yes. The EP Cube's built-in hybrid inverter supports AC and DC coupling, so it integrates with virtually any existing rooftop system, whoever installed it. Once they're linked, your panels top the battery up every day, so outage coverage effectively never runs out. One caveat: the $1,000 bundle discount is reserved for batteries installed alongside a new Stellar solar system — battery-only retrofits don't qualify.

Typically 4–6 weeks from signed agreement to commissioning: site assessment, engineering drawings, the City of Leduc electrical permit, then the install itself — one day on site to mount, wire and configure switchover — followed by inspection and commissioning. And because a battery-only project leaves your FortisAlberta meter alone, there's none of the meter-swap wait a solar job carries.

Usually, yes. Rural feeders around Leduc County typically see longer restoration times than the city core — crews cover more line per customer — and acreages run wells, shops and outbuildings on top of house loads. Most acreage installs land on the 16.6 or 19.9 kWh sizes, and CEC Rule 64-918 allows up to two units per dwelling — about 39.8 kWh of practical storage.

Ready for outage-proof power in Leduc?

The assessment is free, you'll know your exact all-in price before committing, and the battery is typically commissioned 4–6 weeks after you sign.

Get Free Assessment → Call (780) 200-5265

$0-down financing available · Pre-qualification won't affect your credit score

Not ready for a form? Text us.

Send your address by text to (780) 200-5265 and a ballpark battery quote comes back — most replies land within the hour.

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Free Assessment

Come off shift to a house that stayed on.

One visit covers your panel, the switchover wiring plan, and a firm all-in price. 20 minutes. No obligation.

The free assessment brings us on-site to evaluate your electrical panel, map the circuits you want backed up, size the EP Cube against your actual loads, and put a firm installed price in your hands — obligation-free.

  • Free assessment — no obligation
  • Exact all-in price before you commit
  • $0 down financing
  • Master electricians — no subcontractors
  • City of Leduc permit & inspection handled
★★★★★

"The EP Cube ties into our existing solar and our Generac standby, and the system manages itself — solar by day, battery at night, generator as final backup. We don’t worry about outages anymore."

Merlin · Verified battery customer

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