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Portable Inverter and Energy Storage System IMAX-ESS300W-896Wh IMAX-ESS500W-1000Wh

Portable Inverter and Energy Storage System IMAX-ESS300W-896Wh IMAX-ESS500W-1000Wh

• Power & Capacity: 300W/500W, 896Wh/1000Wh

• Output: Pure Sine Wave 185~230VAC 50Hz

• Solar Charging: 10-55Vdc, 300W Max

• Battery Life: ≥8000 cycles (LiFePO4)

Key Features:

  • Integrated BMS + Inverter design
  • AC & solar dual charging support
  • Comprehensive safety protection
  • Compact & lightweight (9.9/11.0kg)

Contact: COCO | WhatsApp/WeChat: +86-13760212825

描述

PORTABLE ALL-IN-ONE ESS SERIES

IMAX-ESS300W-896Wh & IMAX-ESS500W-1000Wh

✨ Core Features & Advantages

Integrated Design

Inverter and BMS integrated design for compact and reliable performance.

Solar Compatible

Supports solar charging with wide MPPT range 10-55Vdc for flexible renewable power.

Long Cycle Life

Up to 8000 cycles for extended service life and cost-effective operation.

All-Round Protection

Comprehensive safety mechanisms to safeguard the system under all conditions.

Multi-Output Support

Built-in USB output for convenient phone and device charging.

Portable & Lightweight

Compact form factor for easy transport and deployment anywhere power is needed.

📋 Specifications Parameter

Model ESS 300W+896Wh ESS 500W+1000Wh
Rated AC Output Power 300W 500W
Output Voltage Waveform Pure Sine Wave Pure Sine Wave
Output Voltage 185~230VAC 50Hz 185~230VAC 50Hz
Low DC Warning Point ≤19% ≤19%
Low DC Cut-off Voltage 2.9Vdc 2.9Vdc
Low DC Warning Return Voltage >20% >20%
Charging Power (Utility + Solar) 400W Max. 500W Max.
Bulk Charging Voltage 3.6Vdc 3.6Vdc
Float Charging Voltage 3.5Vdc 3.5Vdc
Nominal Input Voltage (AC) 230Vac 230Vac
Nominal Input Frequency 45~65Hz 45~65Hz
AC Charging Power 300W Max. 500W Max.
Nominal PV Voltage 30Vdc 30Vdc
PV Array MPPT Voltage Range 10Vdc~55Vdc 10Vdc~55Vdc
Max. PV Array Open Circuit Voltage 56Vdc 56Vdc
Solar Charging Power 300W Max. 300W Max.
Capacity 896Wh 1004.8Wh
Nominal Battery Voltage 3.2Vdc 3.2Vdc
Typical Capacity 280Ah 314Ah
Max. Charge/Discharge Current 130A 130A
Operation Voltage Range 2.9Vdc – 3.6Vdc 2.9Vdc – 3.6Vdc
Operation Temperature -10℃ ~ +50℃ -10℃ ~ +50℃
DC Output Power 5W Max. 5W Max.
DC Output Socket 1pcs 5V1A USB charger 1pcs 5V1A USB charger
Display Function 4pcs SOC indicators, 1pcs working status indicators 4pcs SOC indicators, 1pcs working status indicators
Noise (1m) <40dB <40dB
Humidity 5~95% (no condensation) 5~95% (no condensation)
Max. Altitude <2000m <2000m
Dimensions (L×W×H) 210×156×356mm 210×156×356mm
Package Dimensions (L×W×H) 262×212×412mm 262×212×412mm
Weight (NW) 9.9Kg 11.0Kg
Weight (GW) 11.0Kg 12.0Kg

🌍 Typical Application Scenarios

🏕️

Outdoor Camping & RV

Reliable off-grid power for camping trips, RV adventures, and outdoor events.

🔌

Emergency Backup Power

Essential backup power for homes and small businesses during blackouts or emergencies.

Remote Work Sites

Portable power solution for construction sites, field operations, and remote locations.

📸

Media & Filming

Stable power for cameras, lights, and equipment during outdoor shoots and events.

⚡ Electrical Topology & Working Modes

PV / AC Input
Integrated Inverter & BMS
LiFePO4 Battery Bank
AC Output
USB Output

The system supports three working modes: Solar Charging, AC Charging, and Battery-to-AC/USB Discharging, with seamless switching managed by the integrated BMS.

🛡️ 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: How long does it take to fully charge the unit?

A: Using both AC and solar input simultaneously, the ESS300W+896Wh can be fully charged in approximately 2-3 hours, while the ESS500W+1000Wh takes about 2-3.5 hours depending on solar conditions.

Q: Can I use the unit while it’s charging?

A: Yes, the system supports pass-through charging, allowing you to power devices while simultaneously charging the battery via AC or solar input.

Q: What is the lifespan of the battery?

A: The LiFePO4 battery is rated for over 8000 cycles, translating to more than 10 years of typical use with proper care and maintenance.

Q: Is the unit suitable for indoor use?

A: Yes, the unit operates silently (under 40dB) and produces no emissions, making it safe for indoor use during power outages or as a backup power source.

🔗 Related Products

ESS 300W+896Wh

Compact all-in-one power station for light to medium outdoor use.

ESS 500W+1000Wh

Higher capacity and power output for more demanding applications.

View All Products at imax-pwr.com →

📞 Business & Service Information

Contact Information

WhatsApp / WeChat: +86-13760212825 (COCO)

Warranty & Support

Comprehensive warranty, technical support, and customization solutions available.

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