SunWays STH-12KTL 2MPPT HYBRID Inverter
Product code: ME7008
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
Sunways STH-12KTL Hybrid Inverter (2 MPPT) is a three-phase energy storage inverter designed for applications with lithium batteries. It allows for on-grid and backup operation, provides quick switching to off-grid mode (<10 ms), and flexible energy management between PV, battery, and grid. The device supports unbalanced loads on the grid and backup side and offers a high-power battery charging/discharging mode.
Manufacturer information
Ningbo Sunways Technologies (Sunways) is a company with experience in the photovoltaic industry, originating from Germany (Konstanz). It offers PV and energy storage solutions, products certified by international institutions, and a wide range of inverters and monitoring devices.
Key electrical parameters
- Max. PV input power: 15 600 W
- PV start-up voltage: 180 V
- Max. DC input voltage: 1 000 V
- MPPT range: 200–850 V
- Number of MPPT trackers: 2
- Max. input current (per MPPT): 13 A / 13 A
- Rated output power (AC): 12 kW
- Max. output power: 13.2 kW
- Output voltage: 3 / N / PE, 230 (400) V
- Max. output current: 20 A
- Max. efficiency: 98.3%
- Battery voltage range (Li-ion): 180–750 V
- Max. charging/discharging current: 25 A / 25 A
- UPS switching time: <10 ms
Mechanical and environmental parameters
- Dimensions (SxWxD): 550 × 410 × 175 mm
- Weight: 28 kg
- Protection class: IP65
- Night self-consumption: <15 W
- Topology: transformerless
- Operating temperature: -30 to 60 °C
- Relative humidity: 0–100%
- Operating altitude: 4000 m (derating above 3000 m)
- Cooling: natural convection
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