Fox ESS
Fox ESS T4-M
T Series (-M)
String inverter
Fox ESS T4-M has a reviewed nominal AC active-power rating of 4000 W.
Deep comparison fields reviewedThis local comparison record does not approve module compatibility, string sizing, grid connection or electrical safety.
Documented source scope: Global / ROW official site. This is not a statement about your location or product availability. manufacturer-id + exact model code + market; no cross-region, power-bin, suffix, phase, certification or hardware-generation merge
Representative illustration — not the manufacturer’s exact hardware appearance.
Field-level provenance
Electrical specifications
Unknown means the field has not passed this exact-record integration review. It does not mean zero.
| AC output | |
|---|---|
| Rated AC active power | 4000 Wrated active AC output; scope: AC output; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 Rated Output Power Revision: V1.1 · Checked 2026-10-02 |
| Maximum AC apparent output | 4400 VAmaximum apparent AC output; scope: AC output; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 Max. Apparent Power Revision: V1.1 · Checked 2026-10-02 |
| Connection phases | 3Official exact-model/family phase identity: three-phase. For North-American split-phase, the literal split-phase descriptor is retained rather than converted to a false phase count. No grid-approval inference. Official source ↗ · p.2 AC OUTPUT — Nominal Voltage 415/240 V; 400/230 V; 380/220 V, 3L/N/PE; exact model column Revision: V1.1 · Checked 2026-10-02 |
| PV input & tracking | |
| Independent MPPT trackers | 2independent MPP trackers; scope: inverter; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 No. of MPP Trackers Revision: V1.1 · Checked 2026-10-02 |
| MPPT operating window minimum | 140 Voperating MPPT range; scope: MPPT; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 MPPT Voltage Range; canonical min bound from source range Revision: V1.1 · Checked 2026-10-02 |
| MPPT operating window maximum | 1000 Voperating MPPT range; scope: MPPT; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 MPPT Voltage Range; canonical max bound from source range Revision: V1.1 · Checked 2026-10-02 |
| DC operating voltage minimum | Unknown |
| DC operating voltage maximum | Unknown |
| Maximum PV input voltage | 1100 Vmaximum DC input voltage; scope: inverter; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 Max. Input Voltage; note max operating 1020V Revision: V1.1 · Checked 2026-10-02 |
| Maximum input current per tracker/input | 20 / 20 Amaximum input current by tracker; scope: MPPT1/MPPT2; raw source cell retained: 20/20; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 model-specific Max. Input Current Revision: V1.1 · Checked 2026-10-02 |
| Maximum PV short-circuit current | 25 / 25 Amaximum short-circuit current by tracker; scope: MPPT1/MPPT2; raw source cell retained: 25/25; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 model-specific Max. Isc Current Revision: V1.1 · Checked 2026-10-02 |
| Efficiency & environment | |
| Maximum conversion efficiency | 98.6 %maximum conversion efficiency; scope: efficiency; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 Max. Efficiency Revision: V1.1 · Checked 2026-10-02 |
| European efficiency | 97.8 %European efficiency; scope: efficiency; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 European Efficiency Revision: V1.1 · Checked 2026-10-02 |
| Operating ambient temperature minimum | -25 °Cambient range and derating threshold; scope: environment; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 Operating Temperature Range; canonical min bound from source range Revision: V1.1 · Checked 2026-10-02 |
| Operating ambient temperature maximum | 60 °Cambient range and derating threshold; scope: environment; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 Operating Temperature Range; canonical max bound from source range Revision: V1.1 · Checked 2026-10-02 |
| Enclosure protection | IP65ingress protection rating; scope: enclosure; Exact model/market manufacturer evidence; no compatibility, string-sizing, grid or safety approval. Official source ↗ · p.2 Ingress Protection Revision: V1.1 · Checked 2026-10-02 |
| Surge protection | DC Type II / AC Type IIManufacturer protection table; optional qualifiers retained where stated. Decorative/catalogue use only; no safety approval. Official source ↗ · p.2 PROTECTION — DC/AC Surge Protection row Revision: V1.1 · Checked 2026-10-02 |
| Warranty | |
| Warranty and eligibility | Unknown |
Comparison category basis
Official exact-model/family evidence supports source category 'PV string inverter'; normalized only to the allowed comparison category 'string'.
Generic artwork is presentation-only and is not hardware, compatibility, dimension or electrical evidence.