Sigenergy SigenStor EC 4.0 SP hybrid inverter
Product code: ME5611
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
Sigenergy SigenStor EC 4.0 SP is a hybrid single-phase energy controller designed for integration with PV installations and energy storage systems. The model offers a rated output power of 4000 W and a wide MPPT range, enabling efficient energy harvesting from diverse photovoltaic strings. The inverter is equipped with an advanced EMS for precise energy flow control.
The device supports emergency operation with a temporary boost up to 150% of rated power and features extensive communication options (WLAN, Fast Ethernet, RS485, optional cellular modules). Thanks to the number of MPPTs (4 in this model), the installation can achieve higher yields from panels with different orientations. The enclosure meets IP66 environmental protection requirements.
Key features
- Rated output power: 4000 W (on-grid)
- Built-in EMS for intelligent management
- 4 MPPTs enhancing PV performance
- 150% of peak power in off-grid mode (short-term)
- Support for SigenStor BAT battery modules (1–6 pcs), voltage 300–600 V
- IP66 protection rating, communication via WLAN/Ethernet/RS485
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