Fox ESS S3000-G2 3kW S Series Single Phase Grid-Tie PV Inverter
The Fox ESS S3000-G2 (part number FE-S3000) is a 3.0 kW single-phase, single-MPPT grid-tie PV inverter from the Fox ESS S Series G2 range. With a maximum efficiency of 97.40%, a Euro efficiency of 96.80%, and an MPPT tracking efficiency of 99.00%, the S3000-G2 sits at the upper end of the single-MPPT S Series for residential installations. It features a low startup voltage of 60 V, a wide MPPT operating range of 50 V to 480 V, and accepts a maximum DC input of 4,500 W at up to 500 V. The S3000-G2 is IP65 rated for outdoor installation, weighs 5.4 kg, and measures 290 x 220 x 116 mm. It is battery ready for future upgrade when paired with a Fox ESS charge controller. G100 approved. Available from DECO Group, a UK-based solar trade wholesaler.
Key Technical Details
- Part number: FE-S3000
- Supplier part number: S3000
- Model: S3000-G2
- Inverter type: Single-phase grid-tie, non-isolated topology
- Rated output power: 3,000 W
- Maximum output apparent power: 3,300 VA
- Rated output current: 13.0 A
- Maximum output current: 14.3 A
- Rated grid voltage: 220/230/240 V
- Rated grid frequency: 50/60 Hz
- Power factor: 1 (adjustable from 0.8 leading to 0.8 lagging)
- Total harmonic distortion (THDi): less than 3%
- Maximum PV input power: 4,500 W
- Maximum input voltage: 500 V
- MPPT operating voltage range: 50 V to 480 V
- Rated input voltage: 360 V
- DC startup voltage: 60 V
- Maximum DC input current: 14 A
- Maximum short-circuit current: 18 A
- MPPT quantity: 1
- Strings per MPPT: 1
- MPPT efficiency: 99.00%
- Maximum efficiency: 97.40%
- Euro efficiency: 96.80%
- Connector: MC4 (1 included)
- DC switch: Optional
- AFCI: Optional
- Surge protection: Optional (DC/AC: Type II)
- Communication: RS485, Meter/CT, ISO Alarm
- Monitoring module: WiFi / 4G (optional)
- Display: LCD, touch key, app, website
- Cooling: Natural convection
- Noise emission (typical): less than 30 dB
- Ingress protection: IP65
- Operating temperature range: -25°C to 60°C
- Humidity: 0% to 100% (no condensation)
- Maximum operating altitude: 3,000 m
- Internal night consumption: less than 1 W
- Dimensions: 290 x 220 x 116 mm (W x H x D)
- Weight: 5.4 kg
Key Features
- 97.40% maximum efficiency with 99.00% MPPT tracking efficiency
- Low startup voltage of 60 V and wide MPPT voltage range of 50 V to 480 V
- Accepts up to 4,500 W DC input for a 1.5:1 DC/AC ratio
- IP65 rated for outdoor installation
- Natural convection cooling with no fans, producing less than 30 dB
- Battery ready for future storage upgrade when paired with a Fox ESS charge controller
- Remote monitoring via smartphone app or web portal (WiFi or 4G dongle, optional)
- Compact at 290 x 220 x 116 mm and lightweight at 5.4 kg for single-person installation
- G100 approved
System Compatibility
- Part of the Fox ESS S Series G2 single-MPPT range covering 0.7 kW to 3.3 kW models
- MC4 DC connectors (1 pair included)
- Battery ready when paired with a Fox ESS charge controller for AC-coupled storage
- Optional DC switch, AFCI, and Type II surge protection available
Protection Features
- Insulation monitoring
- Residual current monitoring
- DC reverse polarity protection
- Anti-islanding protection
- AC short-circuit protection
- AC overcurrent protection
- AC overvoltage protection
Certifications and Compliance
- G98
- G100 approved
- EN 62109-1:2010, EN 62109-2:2011 (Safety)
- IEC 61727, IEC 62116, IEC 61683
- EN 50549-1
- EMC: EN IEC 61000-6-1:2019, EN IEC 61000-6-2:2019, EN IEC 61000-6-3:2021, EN IEC 61000-6-4:2019, EN IEC 61000-3-2:2019+A1:2021, EN 61000-3-3:2013+A1:2019+A2:2021
Warranty
- Standard warranty: 5 years
- Extended warranty: 10 years when the installation is registered with Fox ESS online
Common Questions
Click a question below to reveal the answer.
Can the Fox ESS S3000-G2 be used with battery storage?
The S3000-G2 is battery ready. It can be upgraded to include storage when paired with a Fox ESS charge controller.
What are the dimensions and weight of the Fox ESS S3000-G2?
The S3000-G2 measures 290 x 220 x 116 mm (W x H x D) and weighs 5.4 kg, making it a comfortable single-person lift and install.
Does the Fox ESS S3000-G2 include a DC switch?
The DC switch is an optional feature on the S Series G2 range. Check that the specific unit ordered includes the DC switch if required for your installation.
What is the DC/AC oversizing ratio on the Fox ESS S3000-G2?
The S3000-G2 accepts up to 4,500 W of DC input against a 3,000 W rated AC output, giving a 1.5:1 DC/AC ratio. Maximum input current is 14 A with an MPPT range of 50 V to 480 V.
How do I activate the 10-year warranty on the Fox ESS S3000-G2?
The standard warranty is 5 years. To activate the 10-year warranty, the installation must be registered with Fox ESS online.
DECO Group stocks the full Fox ESS S Series G2 grid-tie inverter range from 0.7 kW to 3.3 kW alongside Fox charge controllers, WiFi and 4G monitoring dongles, and compatible system accessories. Browse our Fox ESS inverter catalogue for complete single-phase PV system components.
About DECO Group
We are a UK-based solar wholesaler providing Fox ESS grid-tie inverters, hybrid storage systems, and monitoring accessories to professional installers and electrical contractors. The full S Series G2 range is available with optional DC switch and AFCI configurations to suit individual project requirements. Visit decogroup.co.uk for the complete catalogue.
