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Sol-Ark 5K Hybrid Inverter | Compact Solar & Battery Backup Power

$2,949.00 $2,499.00 Save $450.00
Shipping calculated at checkout.

Designed around a 5kW continuous output and 48V battery architecture, Sol-Ark 5K is built for essential loads and compact energy systems.

The Sol-Ark 5K is a great fit if you are:

• Backing up essential circuits rather than a full home
• Powering a small home, cabin, RV, or off-grid setup
• Looking for a cost-effective hybrid inverter
• Planning a starter solar + battery system
• Working with limited panel space or lower power demand
📄 View Data Sheet (PDF)

Applications

  • Small home & essential Backup
  • Hybrid and Off-Grid Living
  • DIY solar setups

Sol-Ark 5kW Hybrid Inverter / Key Benefits

⚡ All-in-One Energy Control

Manages solar, batteries, grid, loads, and generators in a single system.
🛠 Fast, Installer-Friendly Setup

Pre-wired design and touchscreen make installation and setup simple.
🕒 Smart Time-Based Power Use

Automatically shift energy use during peak and off-peak hours.
🔌 Selective Backup Control

Choose which circuits are powered during outages for safer backup.

Installation: Sol-Ark Inverter with Fortress Power 48V Batteries

See how Sol-Ark inverter works with Fortress Power batteries.

Paired with eFlex Batteries

🔍 Learn More about eFlex Max➡

Paired with eVault Max Batteries

🔍 Learn More about eVault Max➡

Need a bit more power or a simpler battery setup?

If you want slightly higher output or a more integrated system experience, check out the Fortress Power 6.5 kW Solo Inverter.

🔍 Compare with Solo 6.5K →

Sol-Ark 5 Hybrid Inverter Technical Specs & Downloads

Get the details you need—spec sheets, manuals, and performance data all in one place. We link directly to the manufacturer's site, so you know you always have the most up-to-date information.

Input Data (PV)
Number of MPPT 2
Inputs per MPPT 2:2
Max. Allowed PV Power (STC) 10,400W
Input Current per MPPT Max. 26A (self-limiting 20A)
Startup Voltage 125V
Nominal Voltage Range 150-425V
Max. Input Voltage 500V
General Data
Dimensions 600 x 330 x 237 mm / 23.6 x 13 x 9.3 in
Weight 24 kg / 53 lb.
Degree of protection IP65 / NEMA 3R
Operating Temperature Range (ºC) -40~60°C, > 45°C Derating
Noise emission (dB) < 30 dB @ 25°C (77°F)
Idle Consumption - No Load 60W
Communication and Monitoring Wi-Fi & LAN Hardware Included
Output Data (AC)
Nominal AC Voltage 120V Single Phase
Grid Frequency 50 / 60Hz
Real Power, max continuous 4,800W
Max. Output Current 40A

 

Additional AC Output Voltages (single phase)

 

 127V – 220V – 230V
Peak Apparent Power (10s, off-grid)  7,200VA 
Max. Grid Passthrough Current 50A
Power Factor Output Range +/- 0.8 adjustable
Max. EFFICIENCY 97.60%
Backup Transfer Time 5ms
Battery Data
Type Lithium / Lead Acid
Max. Battery Charge / Discharge Current 120A
Nominal DC Voltage 48V
Operating Voltage Range 40 - 60V
Grid to Battery Charging Efficiency 96%
Charging Controller 3-Stage with Equalization

Sol-Ark 5K-1P User Manual

Sol-Ark 5K-1P Data Sheet

We don't just sell parts, we sell solutions

Our team is focused on taking the complexity out of energy storage and solar systems. That means carefully selected products, simplified kits, and resources built around helping you do it yourself—or do it right the first time. We combine technical know-how with honest guidance to make sure your power system actually works for your lifestyle or business.