FoxESS S3300 G2
Product code: ME5283
The FoxESS S3300 G2 inverter is a next-generation single-phase device combining high energy efficiency with compact design and easy installation. Thanks to a wide MPPT voltage range and low start-up voltage, it guarantees maximum energy yield from photovoltaic installations while maintaining reliability and operational safety.
Shipping costs are not included in the price.
Shipping costs are not included in the price.
Shipping & Returns
Master Energy | Master Investment Sp. z o.o.
1. Right of Return (14 Days)
Individual consumers (B2C) have the right to withdraw from the contract and return purchased items within 14 calendar days from delivery without stating a reason.
2. How to submit a return or claim?
- 📧 E-mail: pv@masterenergy.eu
- 📞 Phone: +48 884 570 201
- 🏢 Registered Address: Master Investment Sp. z o.o., Rondo ONZ 1, 00-124 Warsaw, Poland (VAT ID: PL7010345632)
3. Complete terms and conditions
Detailed freight information, pallet shipping methods, and B2B commercial terms are available at our dedicated information page:
Payment methods
Instant Payments
You can pay for your order immediately using any available payment method. All payment data is encrypted and secured by an SSL certificate.
- Credit & Debit Cards – Visa and Mastercard, processed securely by Stripe.
- Apple Pay – convenient digital wallet checkout in one tap on Apple devices.
- Google Pay – seamless payment with stored cards in Google Wallet.
- BLIK – 6-digit code authorization (available for Polish transactions).
- PayPo – buy now, pay in 30 days or in flexible installments.
- Klarna – buy now, pay in 30 days without extra fees.
- Instant Bank Transfer – automated bank transfer through PayU.
- PayPal – secure multi-currency payment directly from your PayPal account.
Traditional Payments
- Bank Transfer – direct wire transfer to our bank account. Proforma invoice and details are sent by email.
- Cash on Delivery – pay the courier upon package delivery (maximum 10,000 PLN per order).
Installments
PayU Installments – split your order into manageable monthly payments with an instant online application process.
Ask about the product
Administratorem danych osobowych jest Master Investment sp. z o.o.. Przetwarzamy je w celu przesłania odpowiedzi na zapytanie. Więcej informacji dotyczących przetwarzania danych osobowych znajduje się w polityce prywatności.
Product features
Inverter parameters
- Inverter power up to 5 kW
- Inverter type On-grid
- Number of phases Single-phase
- Power [kW] 3.3
Description
The FoxESS S3300 G2 inverter is a next-generation single-phase device combining high energy efficiency with compact design and easy installation. Thanks to a wide MPPT voltage range and low start-up voltage, it guarantees maximum energy yield from photovoltaic installations while maintaining reliability and operational safety.
FoxESS is a recognised manufacturer of modern renewable energy systems, specialising in advanced inverters and energy storage solutions. The brand focuses on delivering innovative, durable, and efficient technologies supporting the global energy transition.
Electrical parameters
- Maximum recommended DC power: 4950 W
- Maximum DC voltage: 500 V
- Start-up voltage: 60 V
- MPPT voltage range: 50–480 V
- Number of MPPTs: 1
- Nominal AC power: 3300 W
- Maximum AC apparent power: 3300 VA
- Nominal grid voltage: 220/230/240 V
- Nominal grid frequency: 50/60 Hz
- Maximum efficiency: 97.40%
Mechanical parameters
- Dimensions (W×H×D): 290×220×116 mm
- Weight: 5.4 kg
- Cooling: natural convection
- Topology: transformerless
- Noise level: <30 dB
- Operating temperature range: -25 ~ 60 °C
- Humidity: 0–100% (non-condensing)
- Ingress protection: IP65
- Communication: RS485, Meter/CT, ISO Alarm, WiFi/4G (optional)
- Display: LCD with touch panel, support via mobile app and web interface
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