Sunwoda SunESS 20H 20kWh energy storage system
Product code: ME5749
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
Energy storage parameters
- Capacity 15-20 kWh
- Capacity [kWh] 20
Description
Sunwoda SunESS 20H 20kWh energy storage system A LiFePO4 modular unit with nominal capacity of 20 kWh and usable capacity of 18 kWh at 90% DOD. At approximately 409.6 V rated voltage, it offers high efficiency (>95%) and can operate in both grid-tied and islanded systems.
The model includes advanced protections (short-circuit, temperature, overload), communication interfaces CAN 2.0 / RS485 / WiFi / LAN, and option for parallel connection of up to three units (scalability up to 60 kWh within the SunESS H family). The IP55-rated enclosure allows indoor and outdoor installation, with natural cooling easing installation.
Key features
- Nominal capacity 20 kWh, usable at 90% DOD: 18 kWh
- Rated voltage ~409.6 V and cycle efficiency >95%
- Communication: CAN 2.0 / RS485 / WiFi / LAN
- Parallel connection possible up to 3 units (scalability)
- IP55 protection and natural cooling
Complete your installation
-
Deal
Sofar hybrid inverter 12kW ESI-12K-T1 3-phase 13.2kVA WiFi Port for BTS 5K IP66
Promotional price £1,298.83Lowest price: £1,793.34-28%Price £1,055.96without VAT -
Deal
Trina Solar 455W Vertex S+ NEG9R.25 N-Type Glass-Glass Full Black photovoltaic panel
Promotional price £72.41Lowest price: £90.14-20%Price £58.87without VAT -
Promotional price £84.39Lowest price: £97.09-13%Price £68.61without VAT
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
