ES-4000 Series
Wall-mounted home UPS systems for residential energy storage systems designed for emergency backup and outdoor activities. Choose from three capacity options to match your power needs.
ES-4000A
$899
Capacity
2.3kWh
Power
3.5kW
Runtime
8-10 hours (typical load)
Entry-level portable UPS for emergency backup and outdoor activities. Perfect for camping, RV trips, and emergency home backup.
- 2.3kWh capacity
- 3.5kW rated power
- Portable design (28kg)
- 2000+ cycle life
- Multiple AC/USB outputs
- LCD display
ES-4000B
$1,099
Capacity
3.0kWh
Power
3.5kW
Runtime
12-14 hours (typical load)
Mid-range portable UPS with increased capacity for extended runtime. Ideal for longer outdoor trips and small home backup needs.
- 3.0kWh capacity
- 3.5kW rated power
- Enhanced portability
- 2000+ cycle life
- 4x AC outlets
- Smart BMS
ES-4000C
$1,299
Capacity
3.8kWh
Power
3.5kW
Runtime
16-18 hours (typical load)
Premium portable UPS with maximum capacity in the ES-3000 series. Best for extended outdoor adventures and comprehensive home backup.
- 3.8kWh capacity
- 3.5kW rated power
- Maximum runtime
- 2000+ cycle life
- 6x AC outlets
- Advanced BMS
Series Comparison
Model
Capacity
Rated Power
Peak Power
Weight
Runtime
Price
ES-4000A
2.3kWh
3.5kW
7kW
28kg
8-10 hours (typical load)
$899
ES-4000B
3.0kWh
3.5kW
7kW
28kg
12-14 hours (typical load)
$1,099
ES-4000C
3.8kWh
3.5kW
7kW
28kg
16-18 hours (typical load)
$1,299
Why Choose ES-4000 Series?
Portable Design
Lightweight and compact for easy transport
Fast Charging
Fully charged in 2-3 hours
Long Lifespan
2000+ cycles with 5-year warranty
Safe & Reliable
LiFePO4 with advanced BMS
Technical Specifications
ES-4000A Specs
Battery Type:
LiFePO4
Input Voltage:
110-240V AC
Charging Time:
1.5-2 hours
Operating Temp:
-10°C to 50°C
Warranty:
5 years
Efficiency:
95%
AC Outlets:
2x 110V
USB Ports:
2x USB-A + 1x USB-C
ES-4000B Specs
Battery Type:
LiFePO4
Input Voltage:
110-240V AC
Charging Time:
2-2.5 hours
Operating Temp:
-10°C to 50°C
Warranty:
5 years
Efficiency:
96%
AC Outlets:
4x 110V
USB Ports:
3x USB-A + 2x USB-C
ES-4000C Specs
Battery Type:
LiFePO4
Input Voltage:
110-240V AC
Charging Time:
2.5-3 hours
Operating Temp:
-10°C to 50°C
Warranty:
5 years
Efficiency:
96%
AC Outlets:
6x 110V
USB Ports:
4x USB-A + 3x USB-C
Customer Success Stories
Outdoor Adventure Company
Tourism & Recreation
Challenge
Need reliable power for remote camping sites and outdoor events
Solution
Deployed 50 ES-3000A units across multiple locations
Result
100% uptime for critical equipment, improved customer satisfaction
Emergency Response Team
Public Safety
Challenge
Portable power for disaster relief and emergency operations
Solution
Integrated ES-3000B for mobile command centers
Result
Rapid deployment capability, 8+ hours of continuous operation
RV & Camper Manufacturer
Automotive
Challenge
Integrate power systems into recreational vehicles
Solution
OEM partnership with ES-3000 series integration
Result
Premium feature offering, increased vehicle value by 15%
Customer Reviews
John Martinez
Perfect for camping trips!
The ES-3000B has been a game-changer for our family camping trips. It powers our devices for days without any issues. Highly recommended!
Sarah Chen
Reliable backup power
During the recent power outage, this unit kept our essential devices running for 12+ hours. Worth every penny!
Mike Thompson
Great value for money
Excellent build quality and performance. The only minor issue is the weight, but it's still very portable for its capacity.
Perfect For
🏕️
Outdoor Adventures
Perfect for camping, hiking, and RV trips. Keep your devices charged in remote locations.
🚨
Emergency Backup
Reliable power during outages. Keep essential devices running during emergencies.
💼
Mobile Workstations
Power your laptop, tools, and equipment on job sites and remote locations.
🎪
Event Management
Portable power for outdoor events, festivals, and temporary installations.
Recommended Accessories
Solar Panel 400W
$299
High-efficiency monocrystalline solar panel for charging on the go
Car Charging Cable
$29
12V car charger for charging from your vehicle
Expansion Battery Pack
$499
Additional 2.3kWh battery pack for increased capacity
Protective Carrying Case
$79
Durable carrying case for safe transport and storage
Frequently Asked Questions
How long does the ES-4000 series take to fully charge?
Charging time depends on the model: ES-4000A takes 1.5-2 hours, ES-4000B takes 2-2.5 hours, and ES-4000C takes 2.5-3 hours when using a standard 110-240V AC outlet.
What devices can I power with the ES-4000 series?
The ES-4000 series can power most household devices including laptops, smartphones, tablets, small refrigerators, power tools, and medical equipment. Check the power requirements of your devices to ensure compatibility.
What is the warranty coverage?
All ES-4000 models come with a 5-year manufacturer warranty covering defects in materials and workmanship. We also offer optional extended warranty plans for additional peace of mind.
Can I expand the capacity with additional batteries?
Yes, the ES-4000 series supports battery expansion through our modular battery packs. You can connect up to 3 additional battery units to increase total capacity to 9-11.4kWh.
How long will the battery last before needing replacement?
With 2000+ charge cycles and proper maintenance, the LiFePO4 battery typically lasts 8-10 years under normal usage conditions. This translates to approximately 2-3 cycles per week.
Is the ES-4000 series suitable for off-grid living?
While the ES-4000 series is primarily designed for portable backup power, it can be used as part of an off-grid system when combined with solar panels and additional battery storage.
What payment options are available?
We accept all major credit cards, PayPal, and bank transfers. We also offer financing options with 0% APR for 12 months on purchases over $500.
What is the shipping time and cost?
Standard shipping within the US takes 5-7 business days and costs $49. Expedited 2-day shipping is available for $99. International shipping rates vary by location.
Fast Shipping
5-7 business days standard shipping. Expedited options available.
5-Year Warranty
Comprehensive coverage for defects and manufacturing issues.
Expert Support
24/7 customer support team ready to help you.
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Complete energy storage solutions for residential use
Ready to Get Started?
Contact our team to find the perfect ES-4000 solution for your needs.