SUNJ Energy specializes in high-performance lithium primary batteries, offering reliable and long-lasting power solutions for industrial and commercial applications. Our product line includes 3.6V Li-SOCl₂ batteries, 3.0V Li-MnO₂ batteries, and EPC hybrid super capacitors—designed to perform in harsh environments and mission-critical systems.

Product Portfolio

We provide advanced lithium battery technologies for various applications:

● Li-SOCl₂ Batteries (3.6V) – High energy density, ultra-low self-discharge

● Li-MnO₂ Batteries (3.0V) – Stable output, ideal for pulse loads

● EPC Super Capacitors – High power in compact form for rapid energy release

Application Fields

● Smart water/gas meters

● IoT sensors & GPS trackers

● Medical and scientific instruments

● Security & alarm systems

● Automotive electronics

Custom Battery Pack Solutions

Beyond standard cells, SUNJ delivers complete power solutions tailored to your usage scenario:

● Pack design & integration

● Custom terminals & protection circuits

● Labeling & branding options

● Engineering support from concept to delivery

Why SUNJ

● Certified by ISO9001 / ISO14001 / ISO45001

● Consistent quality & on-time delivery

● Technical consultation & responsive service

● Strong focus on safety and environmental responsibility

Let SUNJ Energy be your reliable partner in powering innovation. Whether you're sourcing a single primary cell or a complex battery pack, we offer the right solution with performance you can trust.