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6U Battery Kit

6U Battery Kit

Rack-mount energy storage for professional installations

4.8 (128 reviews)
$1,899.00$2183.85-15% OFF

Model: JKLU015 15KWh

Quantity:

1

Free Shipping

2-Year Warranty

30-Day Returns

Technical Specifications

ModelJKLU015
Nominal Capacity15KWh
Nominal Voltage51.2V
Form Factor6U Rack-mount (19-inch)
Cell ChemistryLiFePO4 (LFP)
Cycle Life6000+ cycles @ 80% DOD
CommunicationCAN 2.0 / RS485
Display4.3-inch LCD Touch
Operating Temp-20°C ~ 60°C
Protection RatingIP20 (indoor)
Weight~45 kg
Warranty5 years

Customer Reviews

4.8

128 Reviews

5
92
4
23
3
8
2
3
1
3
M

Marco Rossi

2026-05-28

Model: 16S 48V 200A

Excellent BMS board. Installation was straightforward and the Bluetooth monitoring app works perfectly. Highly recommend for DIY battery builds.

K

Klaus Müller

2026-05-15

Model: 15KWh Kit

The battery kit arrived well-packaged and earlier than expected. Everything was included as described. Very happy with the build quality.

J

Jean-Pierre Dubois

2026-04-22

Model: 16S 48V 300A

Solid product for the price. The active balancing works well. Would be nice to have a longer cable for the LCD display, but otherwise great.

D

David Chen

2026-04-10

Model: 16KWh Kit

Used this for my home solar backup system. The IP54 enclosure is perfect for outdoor installation. Customer support was also very responsive.

Product Details

The JKESS 6U Battery Kit (JKLU015) is a professional-grade energy storage system designed for standard 19-inch rack-mount installations. It features high-energy-density LFP cells, an intelligent BMS with active balancing, and a 4.3-inch LCD display for real-time monitoring. Suitable for residential solar backup, commercial peak shaving, telecom backup, and off-grid applications.

Key Features

6U rack-mount form factor — fits standard 19-inch cabinets for easy integration
Modular parallel design — easy to expand capacity up to 30KWh or more
Intelligent BMS with active cell balancing — extends battery life up to 20%
4.3-inch LCD display — real-time voltage, current, temperature & SOC monitoring
CAN / RS485 communication — seamless integration with inverters and monitoring systems
Modular parallel design — expandable up to 30KWh or more for larger capacity
Compatible with leading inverters — works with Victron, Growatt, Deye, Sofar, and more
5-year warranty — backed by Shenzhen Nengyi quality assurance

Product Gallery

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