10-Year Battery Warranty 

Free DIY Consult

6,000+ Cycle

10-Year Battery Warranty 

Free DIY Consult

6,000+ Cycle

Your Home Energy Starts Here

Many homeowners want energy independence, but choosing the right system can feel complicated.
Different batteries, inverters, solar panels, and system sizes can make it hard to know where to start.

This page is designed to simplify everything.

With a few quick selections, you can discover the right home energy storage system, get product recommendations, and even receive a custom DIY system plan.

Why Every Home Needs Storage?

Three Reasons Home Energy Storage Makes Sense Today.

 

The grid is facing increasing pressure, extreme weather is more frequent, and electricity costs continue to rise over time. A home battery system offers a practical way to gain backup power, improve energy independence, and better manage your long-term energy costs.

Your Home Energy Starts Here

Why Every Home Needs Storage?

Three Reasons Home Energy Storage Makes Sense Today.

The grid is facing increasing pressure, extreme weather is more frequent, and electricity costs continue to rise over time. A home battery system offers a practical way to gain backup power, improve energy independence, and better manage your long-term energy costs.

💰 Lower Your Electric Bill

Utility rates spike during peak hours — typically 4–9 PM, when your air conditioning is running hardest. Without storage, you pay those peak rates with no choice. With a battery system, you charge during cheap overnight hours or with free solar, then discharge during expensive peak periods. 

🚨 Emergency Preparedness

Power outages are increasingly frequent due to extreme weather and grid instability. We can provides reliable emergency backup—keeping essential appliances running, protecting food, and ensuring critical devices stay powered when the grid goes down, so your home or cabin remains uninterrupted.

🏡100% ENERGY INDEPENDENCE — fully achievable

Independence doesn't have to mean off-grid. Even staying connected to the grid while powering your home primarily from your own solar-charged batteries puts you in control of your energy, not your utility company. 

🌱 Average ECO-WORTHY customer with solar reduces grid dependence by 60–90%. Full off-grid is achievable for most single-family homes

Find the right system for your home - Start small, grow anytime.

Power outages, rising electricity bills, or going off-grid — whatever your goal is, this page helps you find the right system for your home. And every system is expandable, so you never have to start over.

Next

Find the right system for your home - Start small, grow anytime.

Power outages, rising electricity bills, or going off-grid — whatever your goal is, this page helps you find the right system for your home. And every system is expandable, so you never have to start over.

Essential Backup

Supply power to the most important load at home

Suitable for who need short outages or unexpected blackouts — you just need to keep essential devices running.

This is for who need backup power when the grid goes down:

  • Homes with occasional outages
  • First-time users
  • Anyone who wants to protect essential 

System Setup needed

  • Inverter: 5kW
  • Battery: 5kWh – 20kWh (Recommended: 10kWh)

Enhanced Home Backup

Support everyday household appliances with stable backup power

Suitable for who need longer outages or higher daily energy use — you want your home to run comfortably.

This is for who want my home to keep running, not just survive outages.

  • Families with higher energy needs
  • Homes with multiple appliances
  • Users who want longer backup

System Setup needed

  • Inverter: 10kW
  • Battery: 30kWh – 50kWh (Recommended: 30kWh for one day)

Whole-Home Off-Grid

Enable full off-grid living with whole-home energy independence

No grid, no outages — full control of your home energy. Live independently — no outages, no rising electricity bills.

This is for who want to power my entire home on my own.:

  • Rural or remote homes
  • Unstable grid areas
  • Users seeking energy independence

System Setup needed

  • Inverter: 15kW - 24kW
  • Battery: 40kWh – 80kWh (Recommended: 40kWh)
  • Solar system required

Essential Backup

Supply power to the most important load at home

Suitable for who need short outages or unexpected blackouts — you just need to keep essential devices running.

This is for who need backup power when the grid goes down:

  • Homes with occasional outages
  • First-time users
  • Anyone who wants to protect essential 

System Setup needed

  • Inverter: 5kw
  • Battery: 5kWh – 20kWh (Recommended: 10kWh)

Enhanced Home Backup

Support everyday household appliances with stable backup power

Suitable for who need longer outages or higher daily energy use — you want your home to run comfortably.

This is for who want my home to keep running, not just survive outages.

  • Families with higher energy needs
  • Homes with multiple appliances
  • Users who want longer backup

System Setup needed

  • Inverter: 10kw
  • Battery: 30kWh – 50kWh (Recommended: 30kWh for one day)

Whole-Home Off-Grid

Enable full off-grid living with whole-home energyEnable full off-grid living with whole-home energy independence independence

No grid, no outages — full control of your home energy. Live independently — no outages, no rising electricity bills.

This is for who want to power my entire home on my own:

  • Rural or remote homes
  • Unstable grid areas
  • Users seeking energy independence

System Setup needed

  • Inverter: 15kw -24kw
  • Battery: 40kWh – 80kWh (Recommended: 40kWh)
  • Solar system required

  • Essential backup

  • Enhanced Home Backup

  • Whole-Home Off-Grid

Product not found
Product not found

How Long Does  5kW + 10 kWh system powers? (realistic estimates)

Fridge + lights + WiFi + phones 

Title

~25-28hrs

+ TV + small appliances 

Title

~12-24 hrs

+ Window AC (750W)

Title

~6-7 hrs

🔹 Is This the Right Size to Star
Ideal if you want a simple, no-overthinking backup: affordable, easy to set up, and expandable later as your needs grow.

Product not found
Product not found

How Long Does  10kW + 30 kWh system powers? (realistic estimates)

Fridge + lights + WiFi

Title

~67hrs

+ Central AC (240V)

Title

~6-7 hrs

+ Well pump + washer

Title

~5hrs

🔹 Is This the Right Size to over whole day backup
Enjoy near-normal living — even during extended outages.

Product not found
Product not found

How Long Does  20kW + 60 kWh system powers? (realistic estimates)

Fridge + lights + WiFi

Title

~135 hrs

+ TV + microwave + small appliances

Title

~60 hrs

+ Central AC (240V) + washing machine

Title

~10-11 hrs

3 cloudy days, no solar

Title

2–4 days

🔹 Off-Grid Sizing Rule of Thumb

Full off-grid living requires careful system design — your solar array must generate enough to cover your daily load AND recharge your batteries before the next night. For an average 2,000 sq ft home, that typically means 8–15kW of solar panels, 30–60kWh of battery storage, and a 10kW+ split-phase inverter. 
Battery 80 kWh

Peak output

5kW

simultaneous loads

Autonomy (no sun)

~22 hrs

full home essentials

Solar needed

163 kWh

to sustain daily use

  • Essential backup

  • Enhanced Home Backup

  • Whole-Home Off-Grid

Product not found
Product not found

How Long Does  5kW + 10 kWh system powers? (realistic estimates)

Fridge + lights + WiFi + phones 

Title

~25–28 hrs

+ TV + small appliances (microwave/

coffee maker intermittently)

Title

~12-14 hrs

+ Window AC (750W)

Title

~6-7 hrs

🔹 Is This the Right Size to Star
Ideal if you want a simple, no-overthinking backup: affordable, easy to set up, and expandable later as your needs grow.

Product not found
Product not found

How Long Does  10kW + 30 kWh system powers? (realistic estimates)

Fridge + lights + WiFi

Title

~67hrs

+ Central AC (240V)

Title

~6-7 hrs

+ Well pump + washer

Title

~5hrs

🔹 Is This the Right Size to over whole day backup
Enjoy near-normal living — even during extended outages.

Product not found
Product not found

How Long Does  20kW + 60 kWh system powers? (realistic estimates)

Fridge + lights + WiFi

Title

~135hrs

+ TV + microwave + small appliances

Title

~60 hrs

+ Central AC (240V) + washing machine

Title

~10-11 hrs

3 cloudy days, no solar

Title

2–4 days

🔹 Off-Grid Sizing Rule of Thumb

Full off-grid living requires careful system design — your solar array must generate enough to cover your daily load AND recharge your batteries before the next night. For an average 2,000 sq ft home, that typically means 8–15kW of solar panels, 30–60kWh of battery storage, and a 10kW+ split-phase inverter. 

Starts Simple — From One Battery to a Whole-Home System

🔐 Why Choose ECO-WORTHY 48V LiFePO4 Batteries?
LiFePO4 chemistry is structurally stable — it physically cannot combust under normal conditions. It's the only battery chemistry safe for installation inside homes, garages, and occupied spaces. All ECO-WORTHY batteries use Grade-A LiFePO4 cells, smart BMS with full protection.

Scalable Energy

Start small, expand anytime — from backup to full home system.

 

Smart Monitoring

Track and manage your energy anytime via app (Bluetooth & WiFi).

 

All-Around Protection

Grade-A LiFePO4 cells with built-in safety protection, including low-temperature performance.

10-Year Lifespan

10 years  warranty with 6000+ cycles —so you spend less over time and worry less about replacement.

Eco-Worthy Best Home Backup Batteries
Discover the right 48V battery for your home power storage.

How our Off-Grid Power System Works

Solar panels generate DC power during the sun day and send it to the All-in-One inverter. The built-in MPPT controller optimizes the input and efficiently charges the battery while powering your home at the same time. When the battery is full, the system automatically limits excess solar input to protect it. At night or when there is no sunlight, stored energy is discharged from the battery, converted into AC power, and continues to run your home seamlessly.

Starts Simple — From One Battery to a Whole-Home System

🔐 Why Choose ECO-WORTHY 48V LiFePO4 Batteries?
LiFePO4 chemistry is structurally stable — it physically cannot combust under normal conditions. It's the only battery chemistry safe for installation inside homes, garages, and occupied spaces. All ECO-WORTHY batteries use Grade-A LiFePO4 cells, smart BMS with full protection.

Eco-Worthy Best Home Backup Batteries
Discover the right 48V battery for your home power storage.

How our Off-Grid Power System Works

Solar panels generate DC power during the sun day and send it to the All-in-One inverter. The built-in MPPT controller optimizes the input and efficiently charges the battery while powering your home at the same time. When the battery is full, the system automatically limits excess solar input to protect it. At night or when there is no sunlight, stored energy is discharged from the battery, converted into AC power, and continues to run your home seamlessly.

Not Sure Where to Start? Get Free DIY System Guidance

Free Expert Consultation

We know choosing a solar system isn’t easy — especially if you’re new to energy storage or not sure how much power your home actually needs. We’re here to help you choose products that truly fit your home.

1-minute form · Free personalized help · What You’ll Get

Start the Questionnaire

Tell Us Your Needs (1 min)

Fill out a quick questionnaire about your home, appliances, and backup goals.

We Calculate for You

Our experts estimate your real power usage and define the right system size.

Get Your Custom Plan

We recommend the exact products, with a clear parts list and simple guidance.

Build with Confidence

Purchase your system and get free support during installation whenever you need it.

You can expect a reply at essvipsupport@eco-worthy.com.cn within 24 hours at the earliest.

 

Common Questions — Answered Honestly

The questions every first-time buyer actually has.

How do I know what size system I actually need

Start with your electric bill — look for your monthly kWh usage. Divide by 30 to get daily kWh. Then decide how many days of backup you want. Multiply daily kWh × backup days = your battery size target. For example: 30 kWh/month ÷ 30 days = 1 kWh/day. For 3 days backup: 3 kWh minimum (we recommend 2× that buffer). Our calculator and specialists will fine-tune this for your specific appliances.

Do I need solar panels, or can I just use the battery

No, solar is optional. A battery-only system charges from the grid (ideally overnight at off-peak rates) and discharges during outages or peak hours. This alone saves most customers $30–80/month. Adding solar eliminates charging costs entirely and enables true energy independence. We recommend starting with batteries and adding solar when your budget allows — our systems are designed for exactly this upgrade path.

Is this a DIY install or do I need an electrician

It depends on your confidence level and your state's permitting rules. The battery-to-inverter wiring is genuinely DIY-friendly — we provide detailed manuals, wiring diagrams, and video tutorials. Many customers do everything themselves and hire an electrician only for the panel connection.

Can I run central air conditioner on battery

Yes — with the right inverter. A central AC unit is a 240V load, so you need a split-phase 10kW inverter (which we carry). A 3-ton AC runs at about 3,000–3,500W continuously. On a 20.48kWh battery bank, that's roughly 5–6 hours of AC running time — which is significant during a summer outage. Adding solar panels lets you run AC during the day essentially indefinitely on sunny days. This is why the Whole-Home Backup scenario specifies the 10kW split-phase inverter specifically.

Not Sure Where to Start? Get Free DIY System Guidance

Free Expert Consultation

We know choosing a solar system isn’t easy — especially if you’re new to energy storage or not sure how much power your home actually needs. We’re here to help you choose products that truly fit your home.

1-minute form · Free personalized help · What You’ll Get

Start the Questionnaire

Tell Us Your Needs (1 min)

Fill out a quick questionnaire about your home, appliances, and backup goals.

We Calculate for You

Our experts estimate your real power usage and define the right system size.

Get Your Custom Plan

We recommend the exact ECO-WORTHY products, with a clear parts list and simple wiring guidance.

Build with Confidence

Purchase your system and get free support during installation whenever you need it.

You can expect a reply at essvipsupport@eco-worthy.com.cn within 24 hours at the earliest.

Common Questions — Answered Honestly

The questions every first-time buyer actually has.

How do I know what size system I actually need

Start with your electric bill — look for your monthly kWh usage. Divide by 30 to get daily kWh. Then decide how many days of backup you want. Multiply daily kWh × backup days = your battery size target. For example: 30 kWh/month ÷ 30 days = 1 kWh/day. For 3 days backup: 3 kWh minimum (we recommend 2× that buffer). Our calculator and specialists will fine-tune this for your specific appliances.

Do I need solar panels, or can I just use the battery

No, solar is optional. A battery-only system charges from the grid (ideally overnight at off-peak rates) and discharges during outages or peak hours. This alone saves most customers $30–80/month. Adding solar eliminates charging costs entirely and enables true energy independence. We recommend starting with batteries and adding solar when your budget allows — our systems are designed for exactly this upgrade path.

Is this a DIY install or do I need an electrician

It depends on your confidence level and your state's permitting rules. The battery-to-inverter wiring is genuinely DIY-friendly — we provide detailed manuals, wiring diagrams, and video tutorials. However, connecting the inverter to your main electrical panel requires a licensed electrician in most states (this is true for all battery systems, including Tesla Powerwall). Budget $300–800 for this final hookup. Many customers do everything themselves and hire an electrician only for the panel connection.

Can I run central air conditioner on battery

Yes — with the right inverter. A central AC unit is a 240V load, so you need a split-phase 10kW inverter (which we carry). A 3-ton AC runs at about 3,000–3,500W continuously. On a 20.48kWh battery bank, that's roughly 5–6 hours of AC running time — which is significant during a summer outage. Adding solar panels lets you run AC during the day essentially indefinitely on sunny days. This is why the Whole-Home Backup scenario specifies the 10kW split-phase inverter specifically.

Trust in Eco-Worthy

Backed by proven battery technology, expert engineering support, and U.S. local warehouses — ECO-WORTHY delivers reliable energy solutions you can trust.


Energizing Topics|Blogs and News

What Real Users Say

Trust in Eco-Worthy

Backed by proven battery technology, expert engineering support, and U.S. local warehouses — ECO-WORTHY delivers reliable energy solutions you can trust.

Energizing Topics|Blogs and News

What Real Users Consider

Home Backup Power Trusted by Thousands

From backup to off-grid living — see how our customers use ECO-WORTHY to power their homes.