Off Grid Battery Storage Supplier

As a reliable manufacturer, Leeline Energy produces profitable Off-Grid Battery Storage. Our manufacturing facilities ensure PREMIUM QUALITY. Elevate your inventory, increase margins, and thrive in the market.

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Premium Off Grid Battery Storage Features

Attract customers with reliable and superior performance. Boosting your business CREDIBILITY.

6000 Longer Cycle Life:

Boasts an impressive 6000 life to endure extended usage. Providing reliability and efficient use.

Up to 10 years of BATTERY LIFE at 80% depth of discharge. And operation temperature at 25 degrees Celsius temperature. This durability enhances your product’s MARKETABILITY. Increase your sales effortlessly.

Digital Monitoring System APP:

Our off-grid system features a smart app to TRACK your solar battery in real time. CONTROL your system from anywhere with remote access and instant alerts. 

Very EASY TO INSTALL and operate. Convenient plug-and-play designs let you rest assured of a QUICK and TROUBLE-FREE setup. Lower your replacement cost. SAVE money on installation expenses.

Scalable Design:

This off-grid system consists of INDIVIDUAL battery bricks. Each of them has a 165Ah per hour capacity. Providing 8.5 km energy outputs, allowing to stack up to 15 BRICKS together.

Charge the solar power system from both solar arrays and grid power. Offering versatile operations to your customers. Attract both commercial and residential customers.

Lithium Battery Technology:

Compared with lead acid batteries, lithium-ion batteries DON’T need much maintenance. And are also compact. Designed with an independent, intelligent management system. Ensuring efficient power supply. 

Each brick only requires a 0.29 square meter area and offers a LONG SERVICE LIFE. No need to spend your funds on unnecessary expenses. Allocate and MAXIMIZE your investment strategically.

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Off Grid Battery Storage by Kilowatt Hour

20 kWh solar battery off-grid system

The built-in BMS protection ENHANCES the solar batteries’ long life.

Entering the protection state when it senses OVERLOADS. Boasts high density and conversion efficiency. Avoid time-consuming after-sales concerns.  

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30 kWh off-grid battery energy storage system

Modular designs for EASY expansion. Seamlessly INTEGRATES with a variety of inverter brands. Offering flexibility and choice for your customers.

The DC Voltage Range of 44.8V to 58.4V is a sweet spot for compatibility and performance. You tap into a BROADER MARKET. Dominate the competition.

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Wholesale Excellence in Off-Grid Energy! Choose Our Batteries, Empower Your Brand’s Bright Tomorrow.

Advantages Of The Best Off Grid Battery Storage Services

Strict Quality Check

High-Quality Products

Meticulous testing before packaging guarantees the reliability of EACH solar battery. Raw materials are sourced from TOP-RATED suppliers. You enhance your solar battery IMAGE and CUT DOWN on expensive marketing costs. 

Competitive Price 

Competitive Prices

We negotiate with off-grid battery storage manufacturers. You secure attractive pricing to attract a large customer base. Speed up your product purchasing rate and PROFITS.

Safety and Reliability

24/7 Customer Support

Leeline Energy addresses and resolves complaints ON TIME. You receive effective crisis solutions. Maximizing your business operations and enhancing customer satisfaction.


Best OEM & ODM service

Our skilled R&D team collaborates with you to customize lithium-ion battery systems. Your lithium batteries meet UNIQUE user needs. Capture consumer attention and drive sales growth.



Gives you BUDGET FLEXIBILITY. You order according to your specific business needs. Save your funds on business growth.

99% Customer Praise

99% Customer Praise

Our high-quality panels BUILD a strong and positive brand image. You earn satisfied customers who are more likely to become repeat buyers. Enjoy the LONG-TERM success of your business.

Creative Applications of Off Grid Battery Storage

Home use


Public Building










Precise production process

Our production begins with the assembly of key components like the battery cells. Thorough quality control in our off-grid battery storage factory. 

Conducted during module and pack assembly. Final quality checks and performance evaluations are made before delivery. Enhance brand value with top-notch solar battery.

Transform Your Brand’s Future with Off-Grid Battery Brilliance.

Learn more about how we help businesses grow efficiently & ethically.


Full set of certifications for our lithium batteries are available. These are MSDS, GS, and ISO 26000. Your brand receives RECOGNITION globally. Making your enterprise more competitive and attractive.


Factory Audit & Quality Inspection Report

We use effective quality assurance control methods in our audits and inspections. Review manufacturers’ production standards to improve your solar battery. Gain a BETTER market standing through enhanced product quality.

Why Choose Us?

Reliable and Trustworthy

Reliable and Trustworthy

Leeline Energy supplies thousands of OFF-GRID LIVING brands throughout the world. EVERY solar power product is guaranteed quality-approved.

TAILORED to the budget and selling capabilities of new businesses. Your brand receives consistent support for its growth.

One-stop Sourcing

We provide all-inclusive sourcing services for your enterprise. Experts track the factories, conduct quality checks, and pack products.

You get the support you need under ONE ROOF. Redirect your valuable time to ENSURING customers to get the best experience.

One-stop Sourcing

Reduce Transaction Risk

Reduce Transaction Risk

Our procurement team upholds STRICT quality guidelines. Only suppliers and products that EXCEED standards engage in your business transactions.

PROTECT your investments and brand image from unnecessary errors.


Completed Projects


Happy Clients


Years of Experience


Professional Staffs

How We Work?

Customer First

Our large-scale factories GIVE PRIORITY on your off-grid battery storage wholesale orders. You ALWAYS restock lithium battery products ON TIME. We also provide BRANDING support for packaging and labeling. Your brand’s UNIQUENESS makes it STAND OUT over competitors. 

Standardized Procedure

Infused with cutting-edge machinery and synchronized automated schedules. You receive error-free and HIGH-QUALITY lithium batteries every single time. Experience fewer returns and ensure customer satisfaction.

Custom Solutions

Offer customers unique Off Grid Battery Storage CUSTOM products. Crafted precisely to deliver enough BACKUP power to their building’s electric load. Attract LOYAL AND REPEAT customers without hefty marketing fees.

How We Support You?

How We Support You?
  • Demand Assessment

We REVIEW your historical sales and inventory data. Evaluate your store’s demand patterns to identify best-selling solar lithium battery system in your area.

OPTIMIZE your inventory space by storing Off Grid Battery Storage that ACTUALLY sells. 

  • Supplier Management

Compare multiple suppliers to win you the BEST products at a low cost. Conduct regular audits to ENSURE factories meet your stringent KPIs. Cut costly solar battery defects and returns.

  • Contract Negotiation

Negotiate BETTER payment terms for your business. SKIP the hassle of the language barrier. Enjoy DISCOUNTED RATES and faster lead time. Increase your profit margin for EACH battery bank. 

  • Order Management

Every packaging box has an inclusion of your brand logo. And a real-time TRACKING to keep you updated on delivery time and delays. Instill trust in customers and foster repeat business. 

  • Logistics Coordination

Logistics experts choose the CHEAPEST route for your lithium ION batteries. Track PACKAGES anytime. Reduce shipping costs and never run out of stock.

  • Installation Support

Access an all-inclusive installation kit. Packed with a step-by-step installation manual in MULTIPLE LANGUAGES. Video tutorials from start to finish. Guarantee a NO-FAIL installation. Impress customers. 

storage Successful Project

Our Payment

We offer a range of payment options through popular platforms. Including PayPal, Payoneer, and Debit/Credit cards. Enjoy SAFE & TRANSPARENT transactions. 

Western Union

Unleash Wholesale Power! Elevate Your Brand with Cutting-Edge Off-Grid Battery Solutions.

Our Reliable Partners


Our Off-Grid Battery Storage Factory

Our factory boasts an advanced manufacturing SETUP with multiple production lines. Automated procedures ensure precision and efficiency. Skyrocket your sales and customer satisfaction.

Our Off-Grid Battery Storage Factory

packaging & shipping

Your lithium-ion batteries are shipped in protective wooden boxes. Ensure a smooth and ERROR-FREE transportation process. We partner with well-known logistics companies like UPS and DHL. You gain loyal customers through fast and efficient shipping.


Discover Wholesale Off-Grid Battery Solutions – Energize Growth Today!

Successful Project

storage Successful Project

Empowering Wholesale Ventures: Off-Grid Battery Storage Unleashed!

We recently collaborated with GreenTech. A prominent WHOLESALER facing a critical challenge. They needed a reliable off-grid power storage solution. In order to sustain their operations in areas with unreliable grid access. 

The challenge was to find a scalable and sustainable power solution. To ensure a CONSISTENT energy supply for their warehouse.

So, we stepped in to seal the deal. 

The implementation process was SEAMLESS. Our expert engineers ensure a quick and efficient installation. Of course, without causing disruption to GreenTech’s daily operations. 

We installed our lithium battery storage system using gel cell batteries. A BATTERY TYPE that is better than a lead acid battery. Helping us achieve a stable and sustainable power source. Our solar batteries also contribute to significant COST SAVINGS for Green Tech.

We receive praise from our clients. Meeting the challenge and becoming a bridge for their success.

storage Successful Project
What our customers say


Partnering with Leeline Energy changed our business. Their AFFORDABLE off-grid solar batteries increased our revenue streams. And we garnered high customer satisfaction. 


Leeline Energy is more than an off-grid battery storage supplier. They’ve been a key factor in our growth. Thanks to their industry knowledge and personalized solutions. We survived market challenges and ROSE ABOVE the competition.


Leave us a message and we will get back to you

    Service Interested:


    Hey I’m Sharline, the founder of Leeline Energy. We’d love to connect and discuss next steps towards bringing Solar Products to your project. If you are considering to start or expand your solar business, we would be happy to provide a project estimate and one stop solutions. Please complete the form to get started.  

    Phone / Whatsapp







    Room 2208, Jiuzhoutong Building, Hanyang District, Wuhan City, Hubei Province


    People Also Ask About Off Grid Battery Storage

    How can I get a sample, and how long will it take to be delivered? 

    Contact LEELINE ENERGY directly. Our agents COORDINATE with suppliers to schedule your sample’s production. You’ll receive them within 1 month. 

    What’s the MOQ?

    Our off-grid solar batteries have NO MOQ. You order products only when needed. Save storage space and AVOID stocking off grid systems for LONG PERIODS. You also have FEWER inventory maintenance fees. 

    Can I have my own customized solar batteries? 

    Of course! Our renewable energy sources are FULLY CUSTOMIZABLE. We create backup power system plans based on the building’s average kWh used. Experts choose different battery types and draft wired layouts. You choose specific REPLACEMENT as well. 

    Can I install them by myself?

    Definitely! Our backup power solar batteries are SUPER EASY to install. Even if you’re not tech-savvy. We provide DETAILED installation videos and audio. SKIP the expensive installation support of solar batteries. 

    Focus on your business & let our team of experts handle the rest.

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