Solar inverters · UK

Fox ESSKA8

The Fox ESS KA8 is a solar inverter with AC power 8 kW and european efficiency 97.4 %.^1,2

Last updated: 29 September 2026 Technical specifications ⇄ Compare this model

AC power: 8kW¹
European efficiency: 97.4%²

Manufacturer data
Hybrid (battery-ready): Yes²

Manufacturer data
MPPT voltage min.: 80V²

Manufacturer data
MPPT voltage max.: 500V²

Manufacturer data

Technical specifications

Performance
AC power	8 kW¹
Strings per MPPT	1²
Efficiency
Max. efficiency	97.8 %²
European efficiency	97.4 %²
Noise
Noise	30 dB(A)²
Electrical
MPPT voltage min.	80 V²
MPPT voltage max.	500 V²
Connectivity & smart
Hybrid (battery-ready)	Yes²
Backup power	Yes²
Wi-Fi / monitoring	Yes²
Dimensions & weight
IP rating	IP65²
Width	450 mm²
Height	527 mm²
Depth	208 mm²
Weight	27.5 kg²

Manufacturer documentation

Datasheet / specifications — KH/KA SINGLE-PHASE HYBRID/AC INVERTER, 1.6 | 2025/10/09 (fox-ess.com, PDF)

External links to Fox ESS's official website. The manufacturer may change or move documents; where they differ, the manufacturer's latest version applies.

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Frequently asked questions

What is the AC power of the Fox ESS KA8?

The AC power of the Fox ESS KA8 is 8 kW.^1,2

What is the european efficiency of the Fox ESS KA8?

The european efficiency of the Fox ESS KA8 is 97.4 %.^1,2

Does the Fox ESS KA8 have hybrid (battery-ready)?

Yes, the Fox ESS KA8 has hybrid (battery-ready).^1,2

Sources

CEC approved inverters (Australia) — Clean Energy Regulator (Australian Government), CC BY 4.0 · accessed 29 Sept 2026
KH/KA SINGLE-PHASE HYBRID/AC INVERTER, 1.6 | 2025/10/09 — Fox ESS · accessed 29 Sept 2026

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