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Reality Check #5: Is the maintenance cost of the energy storage system high in the later stage?

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Reality Check #5: Is the maintenance cost of the energy storage system high in the later stage?

ALL-IN-ONE INVERTER & BATTERY SYSTEM

IMAX-ESS 6KW + 16KWH

✨ Core Features & Advantages

Multi-Battery Support

Compatible with both Lithium and Lead-acid batteries for flexible system configurations.

High PV Capacity

Supports up to 9kW solar input with a wide 80-450V MPPT voltage range.

Parallel Operation Support

Enables parallel connection of multiple units for scalable power and energy needs.

Pure Sine Wave Output

Provides clean, stable power for sensitive electronics and appliances.

WiFi Monitoring

Built-in WiFi connectivity for remote system monitoring and control.

Lithium Battery Activation

Supports direct activation of lithium batteries for simplified setup.

📋 Specifications Parameter

Category / Item ESS 6KW+16KWH
AC Input
Rated Input Voltage (VAC) 208 / 220 / 230 / 240; L + N + PE
Voltage Range (VAC) 90~280±3 (normal mode); 170~280±3 (UPS mode)
Frequency (Hz) 50 / 60 (Auto Adaptive)
AC Output
Rated Capacity (kW) 6
Surge Power (kVA) 12
Voltage (VAC) 208 / 220 / 230 / 240
Power Factor (PF) 1
Frequency 50/60Hz±0.1%
Switch Time (ms) 10
Wave Form Pure Sine Wave
Overload Capacity (Battery Mode) 60s@102%~110%; 10s@110%~130%; 3s@130%~150% ; 0.2s@>150%;
Max. Efficiency (Battery Mode) 93%@48VDC
Charger (PV / AC)
Solar Charger Type MPPT
Max PV input current / power 27A / 9000W
Operating Voltage Range (VDC) 80~450
Max PV Open Circuit Voltage (VDC) 500
Max PV Charge Current (A) 120
Max AC Charge Current (A) 120
Max. Charge Current (PV + AC) (A) 120
Battery
Nominal Battery Voltage (VDC) 51.2VDC
Rated Energy 16KWh(0.5C , 25°C)
Usable Energy(90%DOD) 14.4KWh
Max.Charge/Discharge Current 150A/150A
Operation Voltage Range 40.0Vdc ~ 58.4Vdc
Operation Temperature -10°C ~ +50°C
Interface
Display LCD
Communication USB
Monitoring WiFi
General Data
Ingress Protection IP20
Operating Temperature -10 °C ~ 50 °C
Relative Humidity 5% ~ 95% (Non-condensing)
Storage Temperature -15 °C ~ 60 °C
Max. Operating Altitude 4000m (Derating above 1000m)
Dimension
L×W×H (product size, mm) 550x245x1180mm
L×W×H (package size, mm) 630x420x1264mm
Net Weight (NW Kg) 147kg
Weight (GW Kg) 168kg

🌍 Typical Application Scenarios

🏠

Residential Solar Storage

Self-consumption optimization and backup power for homes with solar panels.

🏢

Small Business Backup

Reliable power continuity for small offices, shops, and remote workplaces.

⛺

Off-Grid Systems

Complete energy independence for cabins, remote locations, and mobile applications.

⚡

Peak Shaving

Reduce energy costs by storing solar energy and using it during high tariff periods.

⚡ Electrical Topology & Working Modes

PV Input (80-450V)
AC Grid Input

MPPT Charger + Inverter + BMS
Battery Bank (Li-ion/Lead-acid)
AC Load Output
Parallel Operation Support

Supports multiple working modes: Solar Charging, AC Charging, Battery Backup, and scalable parallel operation for higher power needs.

🛡️ Protection & Safety Features

⚡

Over-Voltage Protection

🔋

Under-Voltage Protection

🌡️

Over-Temperature Protection

💥

Short-Circuit Protection

🔌

Over-Current Protection

🔒

Reverse Polarity Protection

❓ Frequently Asked Questions

Q: Can this system work with both lithium and lead-acid batteries?

A: Yes, the ESS 6KW+16KWH supports both lithium and lead-acid batteries, offering flexibility in system design and upgrades.

Q: What is the maximum solar power input supported?

A: The system supports a maximum PV input of 9000W with a wide MPPT range of 80-450V, allowing for high-power solar arrays.

Q: Can multiple units be connected in parallel?

A: Yes, the system supports parallel operation, enabling scalable power and energy capacity to meet growing needs.

Q: Can I monitor the system remotely?

A: Yes, built-in WiFi connectivity enables remote monitoring and control via a compatible mobile app or web interface.

📞 Business & Service Information

Contact Information

WhatsApp / WeChat: +86-13760212825 (COCO)

Warranty & Support

Comprehensive warranty, technical support, and customization solutions available for all projects.

Get In Touch​

We will reply you in 24 hours​

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