Power Battery · HAICHI
Custom lithium battery packs from our own factory
48–72 V packs from 20 to 110 Ah for e-mobility, energy storage and OEM projects, built in our battery pack factory in Yichun, Jiangxi.
- Nominal voltage
- 48–72V
- Capacity
- 20–110Ah
- Cells
- LiFePO4Lithium iron phosphate · other cell chemistries on request
Request a battery quote What our factory does
B2BFor business customers · every project starts with your requirements and a quote
Spec configurator
- 1BMS protection boardDesigned and assembled in-house
- 2± output terminalsConnectors agreed per project
- 33.2 V cellLiFePO4 · indicative
HAICHI · LiFePO4 pack20S5P100 cells of 3.2 V · 64 V in the pack · indicative
Nominal voltage
50 Ah
- Nominal voltage
- 60V
- Capacity
- 50Ah
- Energy · indicative
- 3,200Wh
- Series × parallel · indicative
- 20S5P
Indicative: a common configuration for this nominal voltage is 20 LiFePO4 cells of 3.2 V in series (≈ 64 V); cells in parallel estimated at 10 Ah each = 5P; energy ≈ 64 V × capacity. The actual cells and configuration are set in the technical review.
Request a quote for this specPack capability · Yichun, Jiangxi
What our battery pack factory does
Power Battery is our B2B service for lithium battery packs. Under the HAICHI brand, our battery pack factory designs and assembles packs to your specification, from the first drawing to series production. We do not sell individual packs to consumers; every project starts with your requirements and a quote.
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- Drawings
- Samples
- Written specification
- Voltage · capacity
- Dimensions · connectors
- Installation space
- Any of these can be the starting point for the design
Pack design to your specification
We design packs around your voltage, capacity, dimensions, connectors and installation space, based on your drawings, samples or a written specification.
HousingInstallation spaceConnectors
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Battery pack assembly hall with a long roller conveyor line BMS integration and wiring
Battery management system (protection board) integration, wiring harnesses and terminals are designed and assembled in-house.
BMS protection boardWiring harnessesTerminals
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Automated battery pack production line with an industrial robot Assembly and welding
Cell connection, welding, component assembly and wiring are carried out on our own production lines in Yichun.
Cell connectionWeldingComponent assembly
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Battery formation and aging test racks in a clean workshop Testing before shipment
Packs go through production testing and commissioning on our lines before they are packed for shipment.
Production testingCommissioning
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- Battery packs
- Matching battery chargers
- Energy storage battery systems for commercial and industrial use
- On request
Chargers and complete systems
On request we supply matching battery chargers and energy storage battery systems for commercial and industrial use.
Battery chargersC&I energy storage
Applications
For e-mobility, energy storage and OEM projects. Every drawing is illustrative: the position, size and connectors of the battery are defined for your project.
- 1LiFePO4 battery pack48 / 60 / 72 V typical nominal voltages
- 2Lead-acid replacementSize and connectors of the existing battery can be checked
Detail B · two-wheelerand other light electric vehicles
Illustrative · not to scale
- 1Battery pack sized to the available spaceCampervans and RVs
- 2Matching inverter or chargerSized to the equipment it works with
- 3Home energy storage systemIllustrative
Illustrative · not to scale
- 1Solar systemPV input · illustrative
- 2LiFePO4 battery packDesigned for many charge cycles
- 3Off-grid and backup powerIllustrative
Charge · discharge · many cycles (illustrative)
Illustrative · not to scale
- 1Housing and brand plateSupplied under your brand
- 2BMS functionsAgreed per project
- 3Cell moduleLiFePO4
- 4Connectors · cable lengthsAgreed per project
OEM / ODM · project sheet
- Brand
- Supplied under your brand
- Rev A
- Adapt an existing design
- Rev B
- Develop a new pack for your product
- Per project
- Dimensions · housing · BMS functions · connectors · cable lengths
- MOQ
- Existing design 20 · custom pack 50
Illustrative · not to scale
B2BLooking for a battery for personal use? Extra batteries for power stations
From spec to shipment
From specification to shipment
Samples typically take 7–15 working days. Series production typically takes 25–40 days after you approve the samples. Shipping from China comes on top; the quote states the expected delivery time.
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01Send your requirementsVoltage, capacity, application, dimensions, connectors, quantity and destination country.Requirements sent
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02Technical reviewOur engineers review the specification, ask any open questions and propose a pack design.Pack design proposal
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03QuoteYou receive a quote for samples and series production, including shipping terms.Shipping terms included
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04Samples and approvalWe build samples for your tests. Series production starts after your written approval.Series production starts after written approval
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05Production and testingPacks are assembled, tested and packed for dangerous goods transport.
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06ShippingLithium battery packs ship as Class 9 dangerous goods (UN3480) with the required transport documents.UN3480 · on top
Yichun, Jiangxi · HAICHI
Inside our battery pack factory
Our battery pack factory in Yichun, Jiangxi, one of the centres of China's lithium battery industry, designs and assembles lithium battery packs under the HAICHI brand. The site covers about 30,000 m² and focuses on power and energy storage battery packs, especially for electric three-wheelers and related applications.
HAICHIOur battery pack factory
LocationYichun, Jiangxi, China
- Founded
- 2022
- Site area
- approx. 30,000 m²
- Employees
- 51–100
- Battery voltage range
- 48–72 V
- Capacity range
- 20–110 Ah
- Own brand
- HAICHI
Factory certifications
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ISO 14001Environmental management
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RoHSRestriction of hazardous substances
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High-Tech EnterpriseRecognised as a High-Tech Enterprise in China
UN38.3 test summarySafety data sheet (SDS)
Every pack design we ship comes with the transport documents required for lithium batteries: a UN38.3 test summary and a safety data sheet (SDS). Further product certifications for your market are arranged per project on request.
FAQ
Questions about custom packs
01What is the minimum order quantity?MOQ
Samples are available from 1 pack. Series production of a custom pack typically starts from 50 packs per specification, or from 20 packs for an existing design under your brand.
02How long does a project take?Lead time
Samples typically take 7–15 working days. Series production typically takes 25–40 days after you approve the samples. Shipping from China comes on top; the quote states the expected delivery time.
03Can you match the size and connectors of an existing battery?Matching
Yes. Send us drawings, photos or a sample of the existing battery together with its voltage and capacity, and we will check whether a matching pack can be built.
04Can I buy a single battery pack as a private customer?Who can buy
Power Battery is a service for business customers. For personal use, have a look at our portable power stations and extra batteries.
05How are battery packs shipped to Europe?Shipping
Lithium battery packs ship as Class 9 dangerous goods with carriers approved for lithium batteries. Shipping terms, delivery time and import charges are stated in the quote.