# FoxESS - S3300 3,3kW / Inverter 

- **Brand:** FoxESS
- **SKU:** FOXESS-S3300-1PH-3.3KW-ON-GRID-INVERTER
- **GTIN:** 5905515606660
- **MPN:** S3300
- **Price:** 279.00 EUR
- **Availability:** In stock
- **Categories:** Inverters

The FoxESS S3300 is a compact and efficient 3.3 kW single-phase inverter designed for residential photovoltaic systems, featuring a single MPPT tracker, low start-up voltage, and integrated WiFi monitoring for reliable performance and easy system management.

The **FoxESS S3300** is a compact and efficient single-phase inverter designed for residential photovoltaic systems, delivering reliable energy conversion and stable performance. It is ideal for small to medium-sized solar installations where simplicity and efficiency are key.

With a single MPPT tracker, the inverter ensures optimized energy production while maintaining a straightforward system design. Its low start-up voltage and wide operating range help maximize solar energy harvesting throughout the day.

The inverter supports smart monitoring via mobile app or web portal, allowing users to track performance and manage their system remotely. Its IP65-rated enclosure ensures durability and allows installation both indoors and outdoors.

Designed for ease of use, the FoxESS S3300 features a lightweight and compact structure, making installation quick and convenient. It is also compatible with energy storage solutions (with additional equipment), offering flexibility for future system upgrades.

### **Core Electrical Characteristics**

1. Single-phase inverter
2. Stable energy conversion
3. Single MPPT design
4. High efficiency performance
5. Optimized for residential use

### **Connectivity and Integration**

1. WiFi monitoring included
2. Optional LAN / GPRS support
3. RS485 communication interface
4. Remote monitoring via app or web
5. Easy system integration

### **System Performance and Control**

1. High efficiency energy conversion
2. Low start-up voltage
3. Stable operation in daily use
4. Supports system upgrades
5. Reliable performance

### **Design and Installation**

1. Wall-mounted design
2. Compact and lightweight housing
3. Indoor and outdoor installation
4. Easy and fast setup
5. Space-saving solution

### **Safety and Compliance**

1. Integrated protection systems
2. Anti-islanding protection
3. Overvoltage and overcurrent protection
4. Thermal protection
5. Safe and reliable operation

### **Typical Applications**

1. Residential photovoltaic systems
2. Small solar installations
3. Grid-tied systems
4. Home energy solutions
5. Energy monitoring systems

## Specifications

| Spec | Value |
| --- | --- |
| Thd | <3% |
| Weight | 7.8 kg |
| Cooling | Natural convection |
| Display | LCD |
| Voltage | 50–550 V |
| Grid tie | Yes, with anti-islanding |
| Warranty | 144 months |
| Frequency | 50/60 Hz |
| Dimensions | 350 × 334 × 115 mm |
| Efficiency | 97.4% |
| Monitoring | App, web portal |
| Mppt range | 50–550 V |
| Peak power | 3300 VA |
| Noise level | <30 dB |
| Max pv power | 4950 W |
| Power factor | 0.8–1 |
| Power output | 3300 W |
| Communication | WiFi, RS485, LAN (optional), GPRS (optional) |
| Compatibility | FoxESS storage systems (with additional equipment) |
| Input voltage | up to 550 V DC |
| Nominal power | 3300 W |
| Certifications | IEC62109, EN50549 |
| Max pv current | 12.5 A |
| Max pv voltage | 550 V |
| Output voltage | 220 / 230 / 240 V AC |
| Mounting options | Wall bracket |
| Installation type | Wall-mounted |
| Protection rating | IP65 |
| Operating temperature | -20°C to +60°C |