Market IndexProduct intelligenceHome backup batteriesSearch products
All marketsDesk 35Coverage reviewed

Current market guide

Premium home backup-battery systems

Current stationary residential battery systems, with exact usable energy, continuous and timed peak power, inverter and coupling, transfer, islanding, backed-up loads, expansion, generator and solar paths, siting, fire safety, listings, permits, software, privacy, warranty, service and installed-price boundaries

Your place in the market

Compare the complete ownership choice

Compare usable energy, sustained power, transfer, load control, expansion, installed scope and service as one system

Know this market wellCurrent facts, disagreements and change history come first

The full source record stays open so you can inspect dates, conflicting terms and the evidence behind each conclusion

01

Before the shortlist

The first four answers do most of the work

A useful ranking starts only after the constraints specific to this market are clear.

  1. 01

    Which loads must run during an outage, at what simultaneous starting and sustained power, and for how many hours?

  2. 02

    How do the existing service, panels, solar inverter, generator, EV charging and utility interconnection constrain the architecture?

  3. 03

    Which battery, inverter, gateway, transfer equipment, load controls, disconnects, protection and monitoring are included in the quote?

  4. 04

    Who owns design, permits, utility approval, fire and building review, commissioning, warranty labor, software access and long-term service?

02

Market education

Read only as far as you need

The path changes with your research stage. Each guide is built around a decision that removes part of the market.

03

Buying paths

The shortlist covers different ways to own the product

A useful market view needs a credible answer for each common budget, setup, and ownership pattern. These are the paths represented in the current desk.

04

Current coverage

The products with a full market view

These pages connect current facts, alternatives, source history and a stated conclusion. The wider market follows below.

ProductPositionCurrent stateDepth
Tesla

Powerwall 3

1707000 series
$13,473 current typical installed referenceThe mainstream high-power reference
Current supported integrated solar and backup batterycurrent
12 sources15 current facts
Open page
FranklinWH

aPower 2

APR-10K15V2-US
$17,655 current typical installed referenceThe high-surge retrofit reference
Current supported AC-coupled whole-service batterycurrent
12 sources15 current facts
Open page
Enphase Energy

IQ Battery 10C

IQBATTERY-10C-1P-NA
About $13,000 current installed whole-home-backup referenceThe current Enphase ecosystem reference
Current supported fourth-generation AC batterycurrent
12 sources15 current facts
Open page
Enphase Energy

IQ Battery 5P

IQBATTERY-5P-1P-NA
$9,000 current average single-unit installed referenceThe small modular Enphase route
Current supported third-generation high-power AC batterycurrent
12 sources15 current facts
Open page
SolarEdge

Home Battery 400V

BAT-10K1P
$15,320 current typical installed referenceThe SolarEdge-native storage path
Current supported SolarEdge DC-coupled batterycurrent
12 sources15 current facts
Open page
Generac

PWRcell 2

PWRcell 2 system
$14,000 current starting system reference before installationThe generator-integrated storage reference
Current supported modular AC battery with generator pathcurrent
12 sources15 current facts
Open page
Schneider Electric

Schneider Home Solar and Energy Storage

Boost BAT10K1 + Inverter HY8K1NA1 + Pulse BC200A1NAWM
$20,596.73 current complete backup equipment referenceThe integrated electrical-platform reference
Current supported DC-coupled battery, inverter and backup-controller systemcurrent
12 sources15 current facts
Open page
Anker SOLIX

E10 with Power Dock

E10 two-battery automatic-backup package
$7,799 current two-battery Power Dock packageThe direct-priced automatic-backup value
Current supported fixed Power Dock whole-home packagecurrent
12 sources15 current facts
Open page
EcoFlow

OCEAN Pro

OCEAN Pro with EF-BP-10
$15,000 to $19,000 current one-battery installed boundaryThe high-power multi-source reference
Current supported multi-source fixed home energy systemcurrent
12 sources15 current facts
Open page
EG4 Electronics

FlexBOSS21, PowerPro and GridBOSS system

FlexBOSS21 + PowerPro 14.3 + GridBOSS
$10,138.10 current one-battery equipment reference with GridBOSSThe configurable equipment-value reference
Current supported 48 V whole-home hybrid systemcurrent
12 sources15 current facts
Open page
Fortress Power

Avalon High Voltage ESS

Avalon 11.4 kW / 19.6 kWh configuration
$17,950 current approximate 19.6 kWh equipment referenceThe integrated smart-load reference
Current supported high-voltage smart-panel ESScurrent
12 sources15 current facts
Open page
Tigo Energy

EI Residential Solution

TSI-11.4K-US + TSB-10-US + 200 A ATS
$7,079.62 current documented equipment-package referenceThe complete low-price U.S. hybrid path
Current supported U.S.-only inverter, battery and ATS systemcurrent
12 sources15 current facts
Open page
Savant

Power Storage 20

PS20-12.5KW
$19,500 retained system starting MSRPThe premium smart-load integration reference
Current supported smart-home-integrated storage systemcurrent
12 sources15 current facts
Open page
Sol-Ark and Discover Energy Systems

15K-2P with HELIOS ESS

Sol-Ark 15K-2P + HELIOS 52-48-16000
$8,799 current one-battery equipment bundleThe serviceable cross-vendor reference
Current manufacturer-supported closed-loop hybrid pairingcurrent
12 sources15 current facts
Open page
Canadian Solar and EP Cube

EP Cube 2.0 20 kWh

EP Cube 2.0 20 kWh + Smart Gateway 2.0
$13,493 current 20 kWh equipment priceThe high-capacity integrated value
Current supported second-generation modular hybrid ESScurrent
12 sources15 current facts
Open page
05

Wider market

25 products in the working index

Known models remain searchable while the deeper work is underway. They do not receive a recommendation until price, support, ownership and direct comparisons are checked.

ProductMarket positionCurrent stateResearch
Sigenergy

SigenStor Home

SigenStor U.S.
Current U.S.-listed modular all-in-one storage platformA current high-voltage LFP battery, energy controller and gateway family offered in approved U.S. split-phase configurations with AC or DC solar paths
currentOfficial source checked Aug 19
Market recordFull comparison in progress
Open record
HomeGrid

Stack'd Series

Stack'd Series
Current low-voltage stackable battery with supported residential inverter pathsA current 48 V LFP stack offered with documented Sol-Ark and other supported residential inverter, whole-home, generator and AC-coupled diagrams
currentOfficial source checked Aug 19
Market recordFull comparison in progress
Open record
sonnen

sonnenCore+

sonnenCore+
Current indoor all-in-one sonnen batteryA current indoor sonnen-engineered LFP storage system centered on a 20 kWh unit and stackability to 60 kWh with sonnen energy services
currentOfficial source checked Aug 19
Market recordFull comparison in progress
Open record
sonnen

ecoLinx

ecoLinx 1.5
Current premium automation-integrated sonnen systemA distinct premium sonnen system combining modular LFP storage, backup and integration with supported home-automation and controllable-load platforms
currentOfficial source checked Aug 19
Market recordFull comparison in progress
Open record
Sol-Max

TheOne with MNPowerflo16

TheOne 11.4K + MNPowerflo16
Current matched low-voltage hybrid platform under the Sol-Max transitionA current 11.4 kW split-phase hybrid inverter and 16.1 kWh heated LFP battery platform launched as MidNite Power and now supported through the manufacturer's Sol-Max transition
currentOfficial source checked Aug 19
Market recordFull comparison in progress
Open record
Qcells

Q.HOME CORE G3

Q.HOME CORE G3
Current U.S.-assembled AC-coupled Qcells systemA current Qcells residential storage generation with AC coupling, expansion to 26.2 kWh, a fifteen-year warranty and Qcells solar or financing ecosystem support
currentOfficial source checked Aug 19
Market recordFull comparison in progress
Open record
Briggs & Stratton Energy Solutions

SimpliPHI 6.6 Battery System

SimpliPHI 6.6
Current wire-free LFP stack with supported inverter packagesA current 6.656 kWh-per-module stack with closed-loop Sol-Ark, EG4 and other supported inverter paths, EnergyTrak monitoring and residential backup packages
currentOfficial source checked Aug 19
Market recordFull comparison in progress
Open record
Renon Power

Xtreme LV

Xtreme LV
Current high-power low-voltage modular battery systemA current U.S.-supported LFP stack spanning 10.24 to 40.96 kWh with listed residential hybrid-inverter compatibility and larger parallel expansion
currentOfficial source checked Aug 19
Market recordFull comparison in progress
Open record
Lunar Energy

Lunar System

Lunar System
Current integrated battery, bridge and smart-breaker systemA current U.S. home battery platform with 9.6 kW continuous output, service isolation, optional Eaton smart breakers, Lunar AI optimization and a 12.5-year warranty
currentOfficial source checked Aug 19
Market recordFull comparison in progress
Open record
NeoVolta

NV14

NV14
Current U.S.-built integrated hybrid batteryA current 14.4 kWh LFP system with a 7.68 kW hybrid inverter, AC or DC coupling, generator-ready design and optional NV24 expansion
currentOfficial source checked Aug 19
Market recordFull comparison in progress
Open record
06

Market language

The terms a useful comparison should define

Usable capacity
The energy available within the configured operating window, distinct from nameplate energy and still subject to load, temperature, reserve and aging
Continuous power
The sustained output available under named conditions; a timed peak or motor-start rating cannot be treated as continuous whole-home capacity
AC coupled
Storage connected through its own grid-facing inverter, often suited to retrofit but still dependent on exact transfer, solar-control and service architecture
Islanding
Intentional separation from the utility during an outage so named local loads can be energized without backfeeding the grid

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