Ecer asks for your consent to use your personal data to:
Personalised advertising and content, advertising and content measurement, audience research and services development
Store and/or access information on a device
Your personal data will be processed and information from your device (cookies, unique identifiers, and other device data) may be stored by, accessed by and shared with 135 TCF vendor(s) and 65 ad partner(s), or used specifically by this site or app.
Some vendors may process your personal data on the basis of legitimate interest, which you can object to by do not consent. Contact our platform customer service, you can also withdraw your consent.
Your message must
be between 20-3,000 characters!
Submit Requirement
Thank You！
Your requirement has been sent. we will contact you quickly!
{"title":"96V 100Ah Lithium Battery For Electric Boat Motor High Performance Marine Power Solution","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/86\/ec\/ed757f92b6dd89c3f102e549a93c-200x200-1\/96v_100ah_lithium_battery_for_electric_boat_motor_high_performance_marine_power_solution.jpg","attrs":{"Brand Name":"HEYI","Model Number":"96 V100ah","Certification":"UN38.3 . MSDS","Place of Origin":"China"}}
{"title":"Safe 5KWH Lifepo4 Battery Wall Mounted Energy Storage Battery Space Saving","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/bb\/86\/a998438650c66522b14727a8c5bc-200x200-1\/safe_5kwh_lifepo4_battery_wall_mounted_energy_storage_battery_space_saving.jpg","attrs":{"Brand Name":"HEYI","Model Number":"5KWH","Certification":"ISO ,MSDS , UN38.3","Place of Origin":"CHINA"}}
{"title":"Lithium Deep Cycle Rv Batteries Pack Lightweight Safe 12 Volt Lithium RV Batteries","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/d6\/0a\/33b0b3a304294369df97e9627e69-200x200-1\/lithium_deep_cycle_rv_batteries_pack_lightweight_safe_12_volt_lithium_rv_batteries.jpg","attrs":{"Brand Name":"HEYI","Model Number":"12V150ah","Certification":"UN38.3 . MSDS","Place of Origin":"China"}}
{"title":"24V 300Ah Lithium Cranking Battery For Cold Weather Engine Start HVAC Use","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/3a\/30\/819dc566126ab9b72a1fdcc277f8-200x200-1\/24v_300ah_lithium_cranking_battery_for_cold_weather_engine_start_hvac_use.jpg","attrs":{"Brand Name":"HEYI","Model Number":"24V300ah","Certification":"UN38.3 . MSDS","Place of Origin":"China"}}
{"title":"Customizable 48v 60ah Lithium Ion Battery Electric Motorbike Battery OEM","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/a6\/f4\/eb32992c2ea762eee35eaf90974b-200x200-1\/customizable_48v_60ah_lithium_ion_battery_electric_motorbike_battery_oem.jpg","attrs":{"Brand Name":"HEYI","Model Number":"48V60ah","Certification":"UN38.3 . MSDS","Place of Origin":"China"}}
{"title":"golf cart lithium ion battery Pack For Golf Carts 96V200AH","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/2f\/6f\/9f3e95e130afb593c9673951036d-200x200-1\/golf_cart_lithium_ion_battery_pack_for_golf_carts_96v200ah.jpg","attrs":{"Brand Name":"HEYI","Model Number":"96V200AH","Certification":"UN38.3 . MSDS","Place of Origin":"China"}}
{"title":"OEM Electric Forklift Lithium Ion Battery 48v 450ah 600ah 775ah Forklift Truck Batteries","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/9e\/9d\/c650d1f763539913df2c5e1fd746-200x200-1\/oem_electric_forklift_lithium_ion_battery_48v_450ah_600ah_775ah_forklift_truck_batteries.jpg","attrs":{"Brand Name":"HEYI","Model Number":"48V","Certification":"UN38.3 . MSDS","Place of Origin":"China"}}
{"title":"Lightweight 12V 300Ah Lifepo4 Battery Rechargeable Lithium Ion Solar Battery RoHS Compliant","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/f0\/f7\/af0b441edc948778939aa1382c2a-200x200-1\/lightweight_12v_300ah_lifepo4_battery_rechargeable_lithium_ion_solar_battery_rohs_compliant.jpg","attrs":{"Brand Name":"HEYI","Model Number":"12V300AH","Certification":"UN38.3 MSDS","Place of Origin":"CHIAN"}}
{"title":"5000cycles 24v Lithium Ion Battery Pack Backup Power Energy Storage 24v Solar Battery","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/20\/72\/3ed382d2e4e04c4a8725635a96d8-200x200-1\/5000cycles_24v_lithium_ion_battery_pack_backup_power_energy_storage_24v_solar_battery.jpg","attrs":{"Brand Name":"HEYI","Model Number":"24V300AH","Certification":"UN38.3 MSDS","Place of Origin":"CHIAN"}}
{"title":"51.2V 100Ah LiFePO4 Solar Battery 5kWh Powerwall For Home Energy Storage","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/03\/c0\/a2d9c21f68c3b871acfbc9418f72-200x200-1\/51_2v_100ah_lifepo4_solar_battery_5kwh_powerwall_for_home_energy_storage.jpg","attrs":{"Brand Name":"HEYI","Model Number":"5KWH","Certification":"ISO ,MSDS , UN38.3","Place of Origin":"CHINA"}}
{"title":"Customizable Electric Forklift Battery Pack Long Life Fast Charging","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/85\/6f\/b44b525149d8432053ffd9542362-200x200-1\/customizable_electric_forklift_battery_pack_long_life_fast_charging.jpg","attrs":{"Brand Name":"HEYI","Model Number":"24V","Certification":"UN38.3 . MSDS","Place of Origin":"China"}}
Founded in 2014, HEYI ENERGY is a leading high-tech enterprise focused on the research, development, and manufacturing of advanced lithium battery technologies. We specialize in LiFePO4 and NMC battery solutions, providing safe, efficient, and eco-friendly energy storage products for global markets.
Our manufacturing base covers over 50,000 square meters and employs more than 1,500 people, including 300+ experienced R&D engineers. We are a governing member of the China Battery Industry Association and a recognized lithium battery talent training and internship base in Central China.
With a strong focus on innovation, HEYI ENERGY holds over 1,000 patents, including design patents, software copyrights, and utility models. We have passed the ISO 9001 quality management system certification, and our products meet key global standards such as CE, UN38.3, RoHS, IEC, and MSDS.
Basic Information
Company Name:
Heyi Energy Co,.ltd
Business Type:
Manufacturer
Brands:
HY ENERGY
Employee Number:
500~1000
Year Established:
2014
Total Sales Annual:
100000000-1000000000
Company Location:
No. 259, Lixiang East Road, Changsha, Hunan, China
Factory Location:
No. 259, Lixiang East Road, Changsha, Hunan, China
Trade & Market
OEM Overview:
At HEYI ENERGY, we pride ourselves on our strong OEM/ODM capabilities, offering fully customized lithium battery solutions to clients around the world. Our product portfolio includes residential and commercial energy storage systems, power batteries for electric vehicles and industrial equipment, and ultra-low temperature lithium battery solutions.
We provide end-to-end customization services—from performance analysis, structural design, and 3D modeling to electrical schematic development, BMS integration, CANbus communication support, and thermal management engineering. Every project is tailored to the specific needs of the application, ensuring optimal performance, safety, and reliability.
Our factory conducts rigorous safety and reliability testing, and we support clients with global compliance certifications such as CE, UN38.3, MSDS, and more. Additionally, we offer comprehensive private labeling services, including packaging, documentation, and after-sales support, helping our clients expand their market presence and strengthen their brand identity.
Our OEM/ODM battery solutions are widely used in solar storage, smart homes, e-mobility, telecom backup, and other energy-intensive sectors, where performance, quality, and customization truly matter.
Production Line:
HEYI ENERGY operates a modern 10,000-square-meter production facility, staffed by over 1,000 skilled employees. The factory houses five dedicated lithium battery assembly lines, including:
Two fully automated lines for high-efficiency, large-scale production
Two semi-automated lines offering flexibility for customized orders
One pilot line exclusively for sample development and small-batch prototyping
To ensure precision, consistency, and scalable capacity, our facility is equipped with a full suite of state-of-the-art manufacturing and testing equipment, including:
Laser welding machines for high-precision battery tab and busbar connections
Automatic cell sorting and grading systems for capacity, voltage, and internal resistance matching
Advanced BMS programming and testing platforms for integrated communication and protection logic validation
High-voltage insulation testers and comprehensive battery pack test benches to verify safety and functionality
MES production management system for real-time traceability and quality control
Every stage of production—from cell matching and module assembly to BMS installation and system integration—is managed by experienced technicians and monitored under strict quality standards.
With a balanced mix of automation, flexibility, and skilled craftsmanship, HEYI ENERGY ensures efficient lead times, consistent quality, and strong delivery performance for clients across energy storage, electric mobility, telecom, and industrial applications.
R&D:
HEYI ENERGY operates a highly specialized R&D system that supports rapid development and deployment of advanced lithium battery technologies. Our research capabilities are structured to serve diverse application scenarios, ranging from electric mobility and energy storage to specialized industrial and low-temperature environments.
Our core R&D strengths include:
Multi-disciplinary engineering teams covering electrochemistry, mechanical design, thermal systems, embedded systems, and communications
Custom battery architecture design, including modular pack configurations, voltage and capacity scaling, and thermal propagation control
Proprietary BMS development, enabling precise state-of-charge (SOC), state-of-health (SOH), and fault diagnostics, with support for CAN, RS485, and customized communication protocols
Thermal simulation and hardware-based thermal management design, including passive and active cooling strategies
Rapid prototyping workflows, supported by in-house 3D modeling, electrical simulation, and sample assembly
Reliability engineering, including lifecycle testing, vibration and drop testing, temperature cycling, and IP-grade sealing verification
Cross-standard compliance readiness, aligned with UN38.3, IEC, CE, UL, and other regional requirements
From concept validation to mass production, we deliver fully engineered solutions backed by a structured development framework, stringent quality assurance, and iterative design refinement. Our R&D team is deeply involved at every stage, ensuring that each product is not only manufacturable, but also meets real-world demands in performance, safety, and durability.
Whether developing battery packs for EVs, off-grid solar systems, portable energy storage, or mission-critical equipment, our integrated approach shortens development cycles and accelerates market readiness—helping our clients lead with innovation.
Our Team:
HEYI ENERGY is powered by a dedicated and highly skilled team committed to technological excellence and customer satisfaction. Our workforce includes:
300+ R&D engineers, many of whom hold advanced degrees in electrochemistry, automation, and electronics
Experienced production and quality control teams ensuring high standards from cell to system level
A professional sales and customer support team, providing fast and responsive global service
We believe that people are the key to innovation. By fostering continuous learning and collaboration, we maintain our competitive edge and ensure long-term value for our partners.
History:
Since our founding in 2014, we at HEYI ENERGY have been pioneering advanced lithium battery technologies. In our first years, we established leadership in ultra-low temperature batteries (-40°C operation), solving critical power challenges in extreme environments.
By 2017, we successfully expanded into the low-speed electric vehicle (LEV) battery market, bringing our reliable LiFePO4 solutions to electric mobility. The year 2019 marked two major achievements: we launched our complete line of energy storage products for telecom and residential use while earning ISO9001 certification - a testament to our quality commitment.
Today, as a National High-Tech Enterprise, we operate a 50,000㎡ smart manufacturing base with over 300 dedicated R&D engineers. Our 1,000+ patents and full international certifications (CE, UN38.3, RoHS) empower us to serve 100+ global partners across energy storage, EV, and specialty battery markets. Every year, we reinvest 8% of revenue into R&D to maintain our technological edge while delivering safe, efficient power solutions for a sustainable future.
Service:
At HEYI ENERGY, we offer comprehensive OEM/ODM solutions tailored to the specific needs of our clients worldwide. Our product lines cover:
Residential and Commercial Energy Storage Systems
Power Batteries for Electric Vehicles and Industrial Machinery
Ultra-Low Temperature Lithium Battery Solutions
We support our customers with:
Customized battery pack design based on performance and application needs
Advanced BMS (Battery Management System) development and integration
Rigorous safety and reliability testing
Global compliance certifications and documentation support
Efficient production and on-time delivery
Our solutions are widely used in solar storage, smart homes, e-mobility, telecom backup, and other energy-demanding sectors.
Factory Information
Market name:
North America,South America,Western Europe,Eastern Europe,Southeast Asia,Africa,Worldwide,Middle East,Oceania,Eastern Asia
