Hoymiles HMS-400 Series Microinverter – High-Power 1-in-1 Solar Micro Inverter
Hoymiles HMS-400 Series Microinverter – High-Power 1-in-1 Solar Micro Inverter
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Description
Description
Hoymiles HMS-400 Series 1-in-1 Solar Microinverter
What it does: Converts DC to AC at the panel level — one dedicated microinverter per solar panel, giving each module fully independent operation.
Key specs:
- Module inputs: 1 (dedicated per panel)
- Max DC input voltage: 65V
- Communication: Sub-1G wireless
Built for: Residential rooftops, commercial installations, solar retrofits, specialty/custom designs, distributed generation projects
Why it matters:
- True per-panel independence = maximum shading tolerance and flexibility, since each panel has its own dedicated inverter (no sharing across modules)
- Built-in rapid shutdown = compliant with NEC 2017/2020 and Canadian CEC 2021 code requirements
- Sub-1G wireless = longer range, more stable than older 2.4GHz Zigbee systems
- Module-level monitoring = easiest diagnostics in the lineup, since there's no shared unit to troubleshoot across panels
Compliance: UL 1741, UL 1741 SB, IEEE 1547, NEC and CEC rapid shutdown standards
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.
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
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.

