Inverter – Sofar – POWERALL ESI-3.68K-S1 – Single-phase – Hybrid – HV
Product code: ME7112
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.
Description
SOFAR POWERALL ESI-3.68K-S1 Inverter is a single-phase, hybrid all-in-one inverter designed for energy storage installations. The device offers an integrated PCU system, AC-backup function, and the ability to work with lithium-ion batteries while maintaining physical and electrical isolation of the batteries.
The manufacturer: SOFAR is an international provider of photovoltaic solutions and energy storage. In the product documentation, SOFAR presents variants of the ESI 3-6K-S1 series with an emphasis on modular design, PCU integration, and extensive communication and security capabilities.
Main Electrical Parameters
- Nominal power (AC, backup): 3.68 kW
- Recommended max. PV power: 5400 Wp
- Max. PV input voltage: 550 V DC
- MPPT start voltage: 100 V DC
- MPPT voltage range: 85 – 520 V DC
- Number of MPPT: 2
- Max. input current per MPPT / total: ~16.7 A (tabular value 16.7/16.0/15.3 A)
- Max. short-circuit current Isc: 33.5 A
- Battery voltage range: 350 – 435 V DC
- Max. battery charging/discharging power: 3.68 kW
- Battery type: Lithium-ion, BMS communication: CAN
- Max efficiency: 97.7% (EU 97.0%)
- Max MPPT efficiency: 99.9%
- THDv (under linear load): <3%
Mechanical and Environmental Parameters
- Dimensions (W×H×D): 708 × 410 × 170 mm
- Weight: 26 kg
- Protection degree: IP65
- Cooling: natural
- Operating temperature: -10 ℃ to +50 ℃ (power reduction above +45 ℃)
- Relative humidity: 5% – 95%
- Max. operating height: 4000 m (derating above 2000 m)
- Standby self-consumption: <10 W
- Communication: CAN/RS485/WiFi (optional 4G/LAN)
- Display: LCD + app
Customer reviews
If you've added a review and it doesn't appear on the list, it may be pending moderation.
Leave feedback on the product
