AP systems QT2 208V 1728W 3-Phase Microinverter – High-Power 4-Module Input, Rapid Shutdown, UL 1741
AP systems QT2 208V 1728W 3-Phase Microinverter – High-Power 4-Module Input, Rapid Shutdown, UL 1741
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Description
Description
APsystems QT2 208V Three-Phase Microinverter – 1728W
What it does: Converts DC to AC at the panel level for commercial three-phase systems — one unit connects up to 4 solar modules, each with independent module-level optimization.
Key specs:
- Max AC output: 1,728W
- System voltage: 120/208V three-phase
- Module capacity: up to 4 panels per unit
- Installation: rooftop or ground-mount
Built for: Commercial rooftops, industrial buildings, agricultural facilities, schools, municipal/government projects, ground-mounted solar farms
Why it matters:
- 4 modules per unit = fewer inverters needed, lower installation labor and balance-of-system costs for large arrays
- Module-level conversion = each panel operates independently, minimizing shading/mismatch/dirt losses
- Three-phase 208V output = balanced power distribution matching commercial electrical infrastructure
- Weather-resistant enclosure = built for harsh outdoor rooftop or ground-mount conditions
Warranty: 25 years — among the longest in the commercial microinverter category
Shipping & Rerturns
Shipping & Rerturns
- Shipping: Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days depending on your location.
- Returns: You may return or exchange products within 30 days of receiving your order. Items must be in original condition with proof of purchase.
- If your item is defective or damaged due to manufacturing issues, we’ll gladly replace it at no additional cost.
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Talk to Our Solar Experts
Have questions about this system? Our solar specialists are here to help you choose the right setup for your needs. Whether you need sizing guidance, installation support, or bulk pricing, we're ready to assist.

