30kW/50kWh Solar Battery Backup | Expandable Power Storage

30KW 50kWh All-In-One Commercial Energy Storage System

Higher power output in off-grid mode. Long cycle LFP cells 6000 cycles.
Pre-wired. All-in-one system with modular design.
Easy installation & debugging.
Tested under multiple operating conditions.
Convenient operation & maintenance. Real-time cloud platform data monitoring
One stop shop proposal. Compatible with Solis & Deye hybrid inverter.
Support diesel generator access. Support PV, on&off grid application.

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SmartBase NKB-30K

Inverter Rated Power: 30kW
Lithium Battery Capacity: 51.2kWh
Battery voltage range: 448V-576V
AC Output Voltage: 400VAC 50/60Hz
Isolation Transformer: 100KVA 400/480V（optional)
MPPT Charge Controller: 1*45KW
MPPT voltage range : 210V – 800V
Dimension(W*L*H):1200*2000*700mm
Protection Level: IP20
Cooling: Air cooling

Why Choose

The cabinet enables versatile deployment with integrated safety protocols, smart energy management, and optimized performance. It houses industrial-grade LiFePO4 batteries offering scalable capacity (5kWh–20kWh+) and seamless on/off-grid switching for uninterrupted power.
Application

This all-in-one LFP system (6,000 cycles) powers homes, hospitals & factories with high off-grid output. Pre-wired for fast setup, compatible with Solis/Deye inverters, PV & generators. Cloud monitoring ensures 24/7 reliability.
Customized Design

Namkoo’s All-In-One Commercial Energy Storage System (30kWh–50kWh) offers customizable inverter options and scalable capacity to fit your energy requirements. Its integrated design allows quick installation, while grid compatibility enables both on-grid and off-grid use. Cloud-based intelligent monitoring provides convenient remote management for optimized commercial performance.
COMPANY INTRODUCE

Guangdong Namkoo Power Co.,Ltd. have more than 15 years factory experience for solar power products, power inverter pure sine wave products, solar battery storage,solar appliance products.More than 3000 successfully case have installed in 100+ countries.Germany technology, China price, Global service. Sincerely welcome everyone JOIN US and develop solar business.
FAQs

Q

Are you factory?

Namkoo is the solar & ESS manufacturer specialized in energy storage system, solar battery and solar inverter over 10 years. Apart from it, we can also provide ODM and OEM services of solar energy system for our customers. You could kindly leave your contact on our company website, so we could send you our factory video.

Q

Where is your factory? Can I visit your factory?

Located in Guangdong Province, China. Yes sure, we can arrange and make an appointment in advance for you.

Q

How safe are lithium batteries for energy storage?

Our LiFePO4 batteries feature multi-layer safety: overcharge protection, thermal control, and smart BMS. IP-rated enclosures meet global standards for reliable, worry-free power.

Q

What maintenance is required for lithium battery energy storage systems?

LiFePO4 batteries need little upkeep—just check the BMS and ventilation. Smart apps enable easy remote monitoring for hassle-free maintenance.

Q

Can l expand the capacity of my energy storage system in the future?

Our modular LiFePO4 systems let you easily expand capacity by adding more batteries—grow with your energy needs without full replacements.