StorageReview published a review on the Eaton 9PX 6 kVA Lithium-Ion UPS
A quote from the article:
Eaton has expanded their 9PX UPS line with another Lithium-ion offering. The new 9PX6K-L model is a 6 kVA addition to the Lithium-Ion offerings within the 9PX family. Previously, the Lithium-ion models within the 9PX family only went up to 3 kVA, but the new model delivers a capacity of 6 kVA.Eaton 9PX 6 kVA Lithium-Ion UPS Review