Illustrative equipment photography, not this model.
Freedom Won battery
Named in the Victron tested list, which is most of the argument for it in a Victron system. Outside that ecosystem the documentation advantage disappears.
Published figures
Usable capacity
5.0 kWh
Capacity
100 Ah
Voltage window
44.0 to 57.6 V
Max charge current
100 A
Max discharge current
100 A
Comms
CAN
Form factor
Wall mount
Units in parallel
10
Source status: Provisional figure Typical street price $2,000 to $3,000. Charge and discharge limits are per unit. Wiring packs in parallel raises both.
How many you need, by inverter
One pack accepts 100 amps. An inverter that can deliver more than that needs more than one, or the charge rate capped in settings. Both are valid, and the second one costs you charging speed on the short days when you need it most.
Manufacturer documentation names Victron MultiPlus-II 48/5000 for closed-loop operation with this pack.
Where the figures come from
Manufacturer documents: Freedom Won product documentation. Figures here should be read against the revision that covers your serial number, because manufacturers revise specifications without changing the model name.
Where to buy the Freedom Won eTower 5
Listings for the Freedom Won eTower 5 plus the rack hardware and cabling a clean install needs.
Affiliate links. As an Amazon Associate this site earns from qualifying purchases, at no extra cost to you. Prices and stock change often, and a listing appearing here is not a statement that the pairing above is approved.
Questions people actually ask
How many Freedom Won eTower 5 packs do I need?
One pack accepts 100 amps and holds 5.0 kWh. Match the pack count to your inverter’s charge current first, then check the energy. A Sol-Ark 15K at 275 amps would take 3 of them to charge at full rate.
Does the Freedom Won eTower 5 do closed loop communication?
It publishes CAN. Manufacturer documentation names Victron MultiPlus-II 48/5000 specifically.
How many can I wire in parallel?
The published limit is 10 units.
Which inverters pair cleanly with the Freedom Won eTower 5?
None of the inverters tracked here clear all four checks with this pack. Most land on unverified because nobody has published the comms or surge figure, which is a gap rather than a fault.