Needs manual setup

SOL-ARK 18K-2P-LV + LiTime 48V 100Ah Smart ComFlex

Checked automatically against spec sheets. Not yet confirmed in a real install. Last checked 2026-10-12. We don't track firmware versions.

What you'll set up yourself

  1. Enter the battery's charge settings on the inverter by hand, in the battery settings described in the inverter's manual.
    • Max charge current: no more than 100 A per battery, from the battery's spec sheet.
    • Charge voltage, float voltage, and low-voltage cutoff: from the LiTime 48V 100Ah Smart ComFlex manual.

Published limits, side by side

Spec SOL-ARK 18K-2P-LV LiTime 48V 100Ah Smart ComFlex
Voltage 48 V accepts 43–59 V 51.2 V
Current Max battery current 350 A Max charge 100 A Max output 100 A Peak output 600 A
Communication Sol-Ark closed loop Open loop (no comms)
Cable connection Stud size Not published Terminal M8*1.25mm

Values come from each maker's documents. "Not published" means the maker doesn't state it.

Confirm with the makers before you buy

This result checks two things: the battery's voltage suits the inverter, and the inverter maker lists this battery for closed-loop communication (the battery tells the inverter how to charge it). It doesn't check current limits, charge settings, firmware, cable sizes, or safe installation. Confirm those with both makers before you buy.

Sources

This result comes from the documents below. We haven't yet found an outside source that confirms it, such as a forum report or a video of a real install.

Where to buy

SOL-ARK 18K-2P-LV

LiTime 48V 100Ah Smart ComFlex

  • No store links yet. The maker's site is below.
  • LiTime (maker)

Spot a mistake? Email errata@offgridstacks.com with this page's link.