Example
Home power backup
A finished research run on an example topic, shown in full — the findings, the sources behind them and the product versions are all the run's own output, except that a product name may have been changed where it matched an existing brand.
Product opportunity
Build a brand-agnostic backup-sizing and load-matching advisor that recommends the exact battery, inverter, and panel setup for a specific home.
- Homeowner inputs critical circuits (fridge, HVAC, EV charger, server rack) and outage history to generate a load profile
- Tool cross-references that profile against real specs of EcoFlow, Anker SOLIX, BLUETTI, Base, Enphase and Powerwall tiers to flag which can and cannot cover the load
- Outputs a bill-of-materials with safe inverter/battery sizing and wiring guidance to replace risky DIY car-battery setups
- Includes a cost-and-reliability comparison against standby generators tailored to the user's outage frequency and budget
Rationale
Buyers are stuck comparing incompatible tiers (plug-in, portable-stackable, whole-home) with no neutral way to know which covers their actual loads, so many either overspend or under-provision.
Search demand is volatile and event-driven, meaning people search hardest right after an outage when they most need fast, trustworthy sizing guidance rather than marketing pages from each brand.
Product versions
The expected baseline and the unique bets. Open one for the full idea and an implementation plan. The names are working labels, not checked against trademarks.
Untapped
Critload
A compatibility engine that takes a home's specific critical loads (EV charger, HVAC, fridge, server rack) and cross-references them against the actual published specs of EcoFlow, Anker SOLIX, BLUETTI, Base, Enphase and Powerwall tiers to flag exactly which named products can and cannot cover the load.
Open idea
Trendy
OutageDesk
A post-outage rapid-response tool that texts or emails homeowners a personalized sizing and product shortlist within minutes of a detected local blackout, timed to the moment search demand actually spikes.
Open ideaUntapped
RackRunner
A narrow sizing and wiring advisor built specifically for home server racks, NAS setups, and networking gear that need graceful-shutdown runtime rather than whole-home coverage.
Open idea
Experimental
SafeSwap
A guided bill-of-materials generator that converts a homeowner's risky DIY plan (car batteries, alternator charging, spare Li-ion cells) into a safe, code-compliant wiring and inverter setup at a fraction of branded system cost.
Open ideaTrend & recent change
Home power backup is shifting from standalone gas generators and single-purpose portable power stations toward integrated, whole-home battery systems that use grid or solar charging, EV-battery interoperability, and new low-upfront-cost business models. Search interest is moderate and volatile, and academic work is pushing toward smarter, AI- and EV-integrated home energy management, while consumer products increasingly compete directly against traditional generators and Tesla Powerwall.
Portable brands go whole-home
Portable power-station brands (EcoFlow, Anker SOLIX, BLUETTI, Goal Zero) now market 'whole-home' backup kits built from stackable batteries plus smart panels, explicitly positioning against standby generators rather than as camping/emergency accessories.
Evidence
EcoFlow's Delta Pro/OCEAN Pro plus Smart Extra Batteries claim to power an entire home including HVAC during outages; Anker SOLIX and BLUETTI list dedicated 'whole-home backup' collections describing automatic switchover during blackouts.
Sources us.ecoflow.com (opens in a new tab) ankersolix.com (opens in a new tab) bluettipower.com (opens in a new tab)
Low-upfront-cost backup emerges
New entrants are undercutting the traditional five-figure generator/solar-battery cost with subscription- or grid-services-funded hardware, changing the economics of adoption.
Evidence
Base Power offers 'automatic, whole-home backup without the five-figure cost of a generator or solar,' funded by earning revenue from grid support rather than charging a hardware margin.
Sources basepowercompany.com (opens in a new tab) basepowercompany.com (opens in a new tab)
User problems surfaced
Nobody can size their system
Buyers repeatedly ask how much battery capacity they actually need and get only anecdotal answers, with no reliable way to match capacity to their real home loads.
Evidence
Threads debate whether 1000Wh, 2000Wh or a full Powerwall-class system is the 'sweet spot,' and homeowners post asking what ties into the panel and handles everything automatically without a clear answer.
Sources reddit.com (opens in a new tab) reddit.com (opens in a new tab)
Confusing backup tiers
The market has split into tiers (plug-in batteries, stackable portable kits, full whole-home systems) with wildly different capabilities, and buyers can't tell which tier covers their specific critical loads like EV chargers or HVAC until after purchase.
Evidence
A $1,500 Pila battery is shown unable to run a Level 2 EV charger or central heat pump, unlike an Enphase or Powerwall system, illustrating how similarly marketed 'whole-home backup' products actually cover very different load profiles.
Sources youtube.com (opens in a new tab)
Existing solutions
Open-source appliance-list sizing calculators (GreenInvest-Pakistan, Rasa Solar-Calculator, home-battery-calculator, solar-sizing-calculator, battery-calculator, hass_solar_and_battery_calculator, solbatterycalc, inverter-calculator)
Small GitHub tools that take an appliance list or energy-usage export and output solar panel count, inverter size, and battery bank capacity for a home, often region-specific (Pakistan, Ghana, Nigeria) or tied to a Home Assistant setup.
Sources github.com (opens in a new tab) github.com (opens in a new tab) github.com (opens in a new tab) github.com (opens in a new tab) github.com (opens in a new tab) github.com (opens in a new tab) github.com (opens in a new tab) github.com (opens in a new tab)
Generic web battery-sizing calculators (Unbound Solar, WattMath, EnergyScout, TheCalcs, LithiumBattery.online, BatteryCalculators.com, DIY Smart Home Hub, SolarChoice, AltE Store, Solar Insure, Paradise Energy, SolarCalculator.com.au)
Free web calculators that convert daily kWh usage or a critical-load list into a recommended battery/inverter kWh capacity, some naming Powerwall vs. Enphase IQ Battery as reference points or estimating backup runtime and federal ITC eligibility.
Sources unboundsolar.com (opens in a new tab) wattmath.com (opens in a new tab) energyscout.org (opens in a new tab) thecalcs.com (opens in a new tab) lithiumbattery.online (opens in a new tab) batterycalculators.com (opens in a new tab) diysmarthomehub.com (opens in a new tab) solarchoice.net.au (opens in a new tab)
Manufacturer/installer-branded sizing tools (Sol-Ark, HomeGrid, Solar Insure)
Vendor-hosted sizing tools that recommend battery bank size, hybrid inverter size, and solar panel count based on sunlight hours, appliance loads, or a single month of highest electricity usage, assuming pairing with that vendor's own solar/battery hardware.
Sources homegridenergy.com (opens in a new tab) sol-ark.com (opens in a new tab) solarinsure.com (opens in a new tab)