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Rich Solar 4000W Off-Grid Solar Kit | 48V 6500W All-in-One Energy Storage System + 10x 400W Panels

$9,999.99
In stock
$9,999.99
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We offer free shipping across the United States, with orders processed within 1–2 business days and delivered in about 4–7 business days. Every order comes with tracking and insurance, and our team is here to help if your package is delayed, lost, or arrives damaged. Returns are accepted within 30 days, with no cost for return shipping. Please ensure your shipping address is accurate to avoid delays. Refer to full policy here.

What is your Return Policy?

We accept returns within 30 days of delivery if items are unused, undamaged, and in their original packaging. Return shipping is free, and refunds are processed within 7 days after inspection to your original payment method. Defective, damaged, or incorrect items will be replaced or refunded at no cost, while change-of-mind returns may incur a restocking fee. Some items (custom, perishable, intimate goods, gift cards, software) are non-returnable. Refer to full policy here.

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Overview

Ten MEGA 400W panels and a Rich Solar All-in-One Energy Storage System, which puts the 6500W inverter, dual 120A MPPT charge controllers and a 5,120Wh lithium battery in one unit. It gives 120VAC pure sine wave power and can be watched and set up from a phone app.

Who it's for

Cabins, farms, workshops and homes on 120V that want fewer separate boxes to wire. The Solar System Sizer can show whether 4,000W of panels and 5.12kWh of storage cover your loads.

Key specs at a glance

  • Panels: 10 x MEGA 400W Mono PERC, 4,000W total, 10-busbar
  • All-in-One unit: 6500W inverter, 120VAC output, dual 120A MPPT charge controllers
  • Battery: 5,120Wh built in, listed as expandable
  • Monitoring: Android and iOS app; USB, RS232, Modbus, GPRS and Wi-Fi
  • Warranty: panels 25-year output and 10-year workmanship

Common questions

Is this 120V or 240V?
120VAC.

Can it also use a generator or the grid?
Yes, it is listed as generator and utility compatible, and you can set the priority between solar, battery and grid.

Can I add more storage?
The battery is listed as expandable. Ask us which modules fit before you order.

Key Features

  • Complete 4000W Off-Grid Solar Power Kit with 48V 6500W All-in-One Energy Storage System and 10x MEGA 400W Monocrystalline Panels
  • Pure sine wave output ensures stable, clean power for sensitive electronics and appliances
  • Integrated inverter, battery, and charge controller in one compact system for simplified installation
  • Dual MPPT solar charge controllers (120A) maximize energy harvest from solar panels
  • Scalable Li-ion battery storage with 5120Wh capacity, expandable for future energy needs
  • Real-time monitoring and parameter control via Android/iOS mobile app
  • Multiple connectivity options: USB, RS232, Modbus, GPRS, Wi-Fi
  • Generator and utility compatible, with programmable priority for PV, battery, or grid supply
  • High-efficiency 400W monocrystalline solar panels with Mono PERC technology
  • 10-busbar design improves panel efficiency and durability
  • AR-coated tempered glass & anodized aluminum frame for long-lasting outdoor performance
  • Excellent low-light power generation during cloudy days, mornings, and evenings
  • Pre-drilled panels for easy installation on ground, pole, tilt, or roof mounts
  • Built to withstand harsh environmental conditions with certified durability
  • Backed by a 25-year power output warranty and 10-year workmanship warranty

Kit Contents

Specifications 

Category Specification
System Type Off-Grid All-in-One Solar Power Kit
Total Solar Capacity 4000W (10 × 400W MEGA Monocrystalline Panels)
Inverter / Output Power 6500W Pure Sine Wave
Nominal Output Voltage 120 VAC
Max Conversion Efficiency (DC/AC) 93%
Battery Type Li-Ion, Scalable
Battery Capacity 5120Wh (100Ah)
Battery Nominal Voltage 48VDC (51.2V)
Battery Charge Voltage (Full) 56V
Battery Discharge Voltage (Full) 42V
Max Charging Current (Battery) 120A
Max Discharging Current 192A (1 min), Continuous 120A
Solar Charge Controller Dual MPPT (120A)
MPPT Voltage Range 90–230 VDC
Max PV Array Voltage (VOC) 250 VDC
Number of MPPT Inputs 2 × 18A
Max PV Input Power 8000W
AC Input Voltage Range 90–140 VAC (Computers), 80–140 VAC (Appliances)
Max AC Input Current 60A
Solar Panel Type Monocrystalline, Mono PERC
Solar Panel Wattage 400W each (×10 = 4000W total)
Solar Panel Efficiency 10-busbar configuration
Panel Voltage / Current (Vmp/Imp) 30.9V / 12.9A
Panel Open Circuit Voltage (Voc) 37.1V
Panel Short Circuit Current (Isc) 13.7A
Max System Voltage (Panels) 1500VDC
Solar Panel Dimensions 67.9" × 44.6" × 1.2"
Solar Panel Weight 49.4 lbs each
All-in-One System Dimensions 19.7" × 26" × 49.2"
All-in-One System Weight 287 lbs
Battery Module Dimensions 8.4" × 24.4" × 19.7"
Battery Module Weight 99 lbs
Operating Temperature Range -40°F to +185°F
Connectivity USB, RS232, Modbus, GPRS, Wi-Fi
Monitoring Mobile App (iOS & Android)
Compatibility Works with grid and generator backup
Certifications IEC 62619, EN 61000-6-3, UL 1741, CSA C22.2, FCC PART 15B, UN38.3
Warranty (Panels) 25 Years Power Output, 10 Years Workmanship
Warranty (System) Manufacturer’s Limited Warranty

Documents

⚠️ California Proposition 65 Warning: This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer and reproductive harm. For more information, visit www.P65Warnings.ca.gov.

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