Dyness Energy Storage Battery Tower T21 21.3kWh HV
Product code: ME6588
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
The Dyness Tower T21 Energy Storage is the largest variant of the Tower series with a nominal capacity of 21.31 kWh and continuous charging and discharging power of 12.78 kW. It is dedicated to installations requiring high capacity while maintaining modular expansion and IP54 protection.
Dyness, as the manufacturer, offers Tower series devices with CAN communication, comprehensive protections, and certifications (TUV/CE/IEC62619/IEC62040/UN38.3/CEC/UL1973). The products come with a 10-year warranty and are prepared for cooperation with leading inverter manufacturers.
Electrical and Technical Parameters
- Nominal energy: 21.31 kWh
- Nominal capacity: 37 Ah
- Nominal voltage: 576 V
- Maximum continuous discharge power: 12.78 kW
- Maximum continuous charging power: 12.78 kW
- Battery module type: Hv9637
- Communication: CAN
- Calendar life / cycles: >6000 cycles
- Charging temperature range: 0 ~ 50 °C
- Discharging temperature range: -10 ~ 50 °C
Mechanical Parameters
- Dimensions (W×D×H): 504 × 380 × 1500 mm
- Net weight: 269 kg
- Number of modules per unit: 6
- Protection class: IP54
- Color: White
- Alarms / protections: overcharge / excessive discharge / overcurrent / overheating / short circuit
- Compatible inverters: Goodwe, Solis, Hoymiles, Sermatec, ATESS, Sinexcel, Luxpower, Sunways (and other announced)
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