Custom LiFePO4 Battery
Manufacturer for Global OEM Partners
From a single-cell design to a complete branded energy storage system — Safecloud handles every step in-house. 18+ years of factory-direct OEM experience, CE/FCC certified, shipped to 50+ countries.
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6 Reasons Global OEM Brands Choose Safecloud
We don't just manufacture batteries — we partner in your product's success from initial concept to after-sales warranty management.
Factory-Direct, No Middlemen
Own production lines from cell assembly to BMS programming to final testing. You deal directly with engineers, not trading agents. This means lower pricing and faster problem resolution.
Full-Depth Customization
Customize voltage, capacity, cell chemistry, BMS firmware, enclosure shape/color, communication protocol (CAN/RS485/Bluetooth), branding, and packaging. Your product, your specifications.
Pre-Certified for 30+ Markets
CE, FCC, UN38.3, CB, RoHS, MSDS pre-certified. Our certification team provides full documentation transfer support for your OEM brand, covering EU, North America, Australia, and Southeast Asia.
In-House R&D Engineering
20+ engineers specializing in electrochemistry, BMS software, PCB design, and industrial enclosure engineering. Free technical consultation from concept to spec sheet — no commitment required.
Low MOQ, Scalable Production
Start with 10-unit trials. Scale to 10,000+ units with the same price and quality. Dedicated production lines for OEM partners with annual volume commitments. Sample delivery in 7 business days.
End-to-End Partnership
From NDA signing to warehouse delivery, we manage quality inspection reports, shipping documents, CE/FCC certificate transfer, and after-sales warranty claims — so you focus on selling.
Custom LiFePO4 Batteries for Every Market Segment
Each vertical requires unique battery specifications. Our application engineers ensure every OEM battery is purpose-built for its operating environment.
Deep-cycle 12V/24V drop-in replacements for motorhomes, travel trailers, and camper conversions. Vibration-rated, lightweight, Bluetooth SOC monitoring.
IP65/IP67 waterproof batteries engineered for saltwater exposure. Corrosion-resistant terminals, low-temp charging BMS, high discharge for trolling motors.
48V/72V drop-in lithium upgrades for golf carts, NEVs, and light electric vehicles. 3× range improvement over lead-acid, plug-and-play BMS compatibility.
48V rack-mount and wall-mount ESS for residential solar. Pre-tested compatibility with Growatt, Deye, Solis, Victron, Huawei inverters. OEM app firmware branding.
Containerized and modular C&I energy storage from 50kWh to 1MWh+. Telecom backup, peak shaving, off-grid industrial power. UL1973 and IEC62619 support.
Portable power stations, emergency backup, and off-grid power banks. Wide operating temperature (-20°C to 60°C), IP67 enclosures, USB-C/AC output OEM configurations.
What We Can Customize for Your OEM Project
Every parameter is adjustable. Tell us your target market, application, and competitive positioning — we'll engineer the battery around your brand strategy.
Electrical Performance
- Voltage: 12V / 24V / 36V / 48V / 72V / custom
- Capacity: 20Ah – 1000Ah
- Max continuous discharge current
- Peak discharge current (cold crank)
- Charge cutoff voltage
- Cell chemistry (LiFePO4 / NMC)
- Cell brand (CATL / EVE / CALB)
BMS & Communication
- Active / passive cell balancing
- Low-temperature charging protection
- Bluetooth 5.0 (iOS & Android app)
- CAN bus protocol (custom)
- RS485 / RS232 communication
- WiFi / 4G remote monitoring (ESS)
- OEM app branding & firmware
Enclosure & Appearance
- Custom dimensions (L × W × H)
- Enclosure material (ABS / steel / aluminum)
- IP rating (IP54 / IP65 / IP67)
- RAL color code matching
- Logo printing / laser engraving
- Custom terminal types & locations
- Retail packaging design
Certification & Compliance
- CE / LVD / EMC (EU market)
- FCC Part 15 (US market)
- UN38.3 (air freight)
- CB Scheme (global)
- UL 1973 (North America ESS)
- IEC 62619 (international ESS)
- RoHS / REACH compliance
From Inquiry to Branded Product in 6 Steps
A transparent, engineer-led process with clear milestones — so you always know the status of your project.
Inquiry & NDA
Submit application requirements. NDA signed within 24 hours to protect your IP.
Technical Proposal
Engineer-drafted spec sheet, BOM estimate, and target certification roadmap within 48 hours.
Sample Production
Prototype built to spec. Standard samples shipped in 7 business days. Revisions supported.
Sample Approval
Third-party testing report provided. Golden sample locked for mass production reference.
Mass Production
IQC → IPQC → OQC full-process quality control. Real-time production photos shared.
Delivery & Support
Air or sea freight. CE/FCC transfer docs provided. 5-year warranty program active.
3-Stage Quality Control: Zero Defect Delivery
Every OEM order passes three independent inspection stages before leaving our factory. Our defect rate is under 0.3%.
Incoming Quality Control
100% of incoming cells and BMS components tested against specification. Tier-1 cell brands (CATL, EVE, CALB) with full traceability documentation.
In-Process Quality Control
Automated assembly line with vision inspection at each stage. Cell grouping by capacity deviation ≤2%, weld quality X-ray inspection, BMS parameter verification.
Outgoing Quality Control
Full charge-discharge cycle test, protection function verification (short-circuit, overcharge, overdischarge, temperature), IP rating water ingress test, and vibration test before packaging.
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Pre-Certified for 30+ Global Markets
All certifications are transferable to your OEM brand. Our compliance team handles the paperwork — you get a market-ready product.
OEM Program Tiers — Find Your Fit
From first-time importers to established distribution brands, we have a structured program for every stage of growth.
| Program | Standard OEM | Silver Partner | Gold Partner |
|---|---|---|---|
| MOQ | 10 units | 50 units/order | 200 units/order |
| Sample Lead Time | 7 business days | 5 business days | 3 business days |
| Mass Production Lead Time | 25–35 days | 20–28 days | 15–22 days |
| Logo / Branding | ✓ Included | ✓ Included | ✓ Included |
| Custom BMS Firmware | — | ✓ Included | ✓ Included |
| Dedicated Account Manager | — | ✓ Assigned | ✓ Assigned |
| Cert Transfer Support | CE / FCC | CE / FCC / CB | Full suite |
| Warranty | 3 Years | 3 Years | 5 Years |
| Payment Terms | T/T 50/50 | T/T 30/70 | T/T 30/70 or L/C |
OEM Projects We've Delivered
Real projects, real outcomes. Our OEM partners range from startup brands to established distributors scaling their private-label product lines.
US RV Distributor — 12V 200Ah Private Label Battery
A California-based RV accessories distributor needed a CE/FCC-certified 12V 200Ah battery with their brand. We delivered a custom Bluetooth BMS-equipped pack in 28 days with full FCC documentation.
European Marine Brand — IP67 24V 100Ah Trolling Motor Battery
A Swedish marine equipment brand required IP67-rated, CE-certified 24V batteries for saltwater fishing boats. Custom stainless terminal hardware and low-temp BMS for Nordic climates.
Australian Solar Brand — 48V 200Ah Wall-Mount ESS
An Australian solar installer brand needed a wall-mount 10kWh ESS compatible with Growatt inverters and branded with their app. We delivered CE + AS/NZS-ready units with custom cloud firmware.
Common Questions from OEM Buyers
Answers to the questions procurement managers ask most before placing their first OEM order.
Get a Custom OEM Proposal in 24 Hours
Tell us your application and volume. Our engineering team will respond with a tailored technical proposal and pricing — not a generic catalog.
- ⚡Engineer response within 24 business hours
- 📋Spec sheet + BOM pricing estimate included
- 🔒NDA available upon request — your IP is protected
- 📦Sample shipment within 7 days of spec confirmation
- 🌍Served 500+ OEM clients across 50+ countries
OEM Inquiry Form
Ready to Launch Your Own Battery Brand?
Join 500+ OEM partners who trust Safecloud as their factory-direct lithium battery manufacturer. Low MOQ, fast samples, full certification support.
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