Global Leader in Custom Battery Solutions

Custom Lithium ion Battery Pack - 10.8V 13.5Ah 21700 Li-ion Ultra-Low Temp Battery for Arctic Research & Rescue Gear

Tailored Power Solutions

Precision-engineered battery systems for unique applications, from prototyping to global deployment.

Free Collaborative Design

Partner with our engineers at zero cost to co-develop lithium packs optimized for your device’s voltage, size, and load requirements. Technical collaboration begins at your project’s conceptual stage.

Certified Manufacturing Rigor

ISO 9001-certified production with 10+ years of expertise ensures full compliance with UL, KC, PSE, and IEC standards. AI-driven quality control achieves a 0% defect rate in mass production.

Globally Compliant Logistics

UN 38.3 and MSDS-certified packs enable seamless air/sea/rail transport, with 72-hour average customs clearance via pre-certified documentation. End-to-end support covers MIL-STD packaging, tariff optimization, and tax compliance.

certificate - 10.8V 13.5Ah 21700 Li-ion Ultra-Low Temp Battery for Arctic Research & Rescue Gear

Frequently Asked Questions

Get instant answers below or contact our engineers for a custom design brief in 24 hours!

What’s your minimum order quantity (MOQ) for custom battery packs?

We support flexible MOQs – from 50 units for prototyping to 10,000+ for mass production. No hidden fees for low-volume orders.

Most designs are finalized in 7-10 days with our free engineering collaboration. Prototypes ship within 3 weeks, backed by ISO 9001 quality assurance.

Yes. Our CryoCore™ technology ensures:
✓ 80% capacity retention @ -40°C (tested per IEC 61960)
✓ <15s cold start with self-heating circuitry
✓ 5,000+ cycles in extreme thermal stress

All packs meet UL 2054, IEC 62133, UN 38.3, and region-specific standards (KC, PSE, CE). Optional MIL-STD-810G testing for defense applications.

Our pre-certified MSDS/UN38.3 documentation enables 72hr average customs clearance. Real-time tracking and dedicated logistics teams resolve 95% of delays within 24hrs.

Industry-leading 3-year warranty includes:
✓ Free replacements for defects within 18 months
✓ Lifetime technical support via email/WhatsApp
✓ On-demand battery analytics reports

Need a Custom Battery Now?
vade wechat - How to Charge 18650 Battery?

Scan to chat directly with our team and get instant support!

Address

Complete this form and our experts will contact you with a tailored solution within 24 hours.