Single Phase / All-in-one Hybrid System

Single Phase BlueSpark Series 3.68-5kW Residential ESS

The BlueSpark ESS series is an all-in-one hybrid energy storage system designed to optimize household energy consumption. With a power output ranging from 3.68 to 6 kW, it features CATL and EVE technology to ensure safety and reliability. It supports various operating modes, such as self-consumption, peak shaving, and time-of-use, and is compatible with 5G and heat pumps. The system boasts a high DC/AC ratio, long battery life, and easy installation thanks to its stackable, cable-free design. Flexible expansion allows up to four battery packs to be connected, while intelligent O&M management includes cloud monitoring and remote updates. Perfect for modern, energy-efficient homes.

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Single Phase BlueSpark Series 3.68-5kW Residential ESS

Key Features

High Performance & Safety

Up to 200% DC/AC ratio for maximum PV utilization and charging power
Powered by Tier-1 battery cell suppliers for long-term reliability
Optional AFCI for advanced arc-fault detection and enhanced fire protection

Smart Home Energy Ecosystem

Compatible with third-party EMS & VPP platforms
Supports Self-Consumption, Peak Shaving, Time-of-Use, and Battery Priority modes
SG-Ready for smart heat pump and flexible load control

Smart Operation & Maintenance

24/7 cloud monitoring via KSTAR SYNC platform
Fast commissioning through Bluetooth & Wi-Fi
Remote firmware upgrades for continuous performance optimization

Easy & Fast Installation

Modular stackable design, no internal wiring required
Compact, space-saving footprint for indoor or outdoor installation
IP66-rated enclosure for superior environmental protection
Human-safe low-voltage system architecture for residential use

Flexible System Expansion

Supports up to 4 units in parallel for on-grid and off-grid applications
Up to 8 battery packs per system for scalable capacity

Backgound image for Single Phase / All-in-one Hybrid System

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Datasheet

Certifications

User Manual

Safety Datasheet

No Files

Datasheets
- Datasheet_E(3.68~5)KS-D22_System_AU_V1
Certificates
- Certificate_IEC 62477_IEC 62040_BP48100PF1A-G2_EN_V1.0
- Certificate_EN 62477_EN IEC 62040_BP48100PF1A-G2_EN_V1.0
- Certificate_AS/NZS 5033_E(3.68~5)KS-D22_V1.0
- Certificate_AS/NZS 4777.2_IEC 62109_E(3.68~5)KS-D22_V1.0
- Certificate_IEC 62477_IEC 62040_BP48100PF1A-G2_EN_V1.0
- Certificate_IEC 62619_BP48100PF1A-G2_EN_V1.0