Hoymiles HM-1500NT Microinverter – 4-in-1 Grid-Tie MPPT Inverter (240V)

Next-Gen Solar Efficiency in One Compact Unit

Reimagine your solar setup with the Hoymiles HM1500NT, a cutting-edge 4-in-1 microinverter designed to manage up to four panels simultaneously. This advanced solution delivers exceptional performance, safety, and long-term value—ideal for both residential and commercial installations.

Built to outperform traditional string inverters, the HM1500NT operates below 60V DC for ultra-safe handling and features 6000V surge protection. Its IP67-rated weatherproof enclosure ensures durability in all conditions, while real-time monitoring and independent MPPT per panel help maximize your system's output.

Key Features

This microinverter isn't just smart—it's practical. Designed to make life easier for installers and more productive for system owners, it's packed with functionality where it counts.

• 4-in-1 Microinverter: Connect up to four solar panels with independent MPPT for each input—maximizing energy harvest.
• Plug & Play Design: Simplifies installation with minimal wiring and faster setup.
• Safe, Low Voltage: Operates under 60V DC and meets NEC 2017 & 2020 690.12 rapid shutdown requirements.
• Built to Last: IP67-rated enclosure with military-grade 6000V surge protection for reliable outdoor performance.
• Smart Monitoring: Works with Hoymiles DTU for real-time panel-level monitoring and system insights.
• High Reliability: Known for some of the lowest failure rates in the industry due to high-quality component selection.

Technical Specifications

The following is a brief list of specifications:

• Compatible Panel Output: 300W – 505W
• Max DC Input Voltage: 60V
• Max DC Input Current: 4 × 11.5A
• Nominal Output Voltage: 240V AC
• Output Voltage Range: 211–264V AC
• Rated Output Power: 1500VA
• MPPT Voltage Range: 16V – 60V
• Peak Efficiency: 96.7%
• Reactive Power Control: Yes (CA Rule 21 compliant)
• Communication: Sub-1G wireless (with DTU)
• Enclosure Rating: IP67
• Weight: 3.35 kg
• Certifications: UL 1741, IEEE 1547, FCC, CE
• Warranty: 12 years standard (extendable up to 25 years)

For complete and detailed specifications:

View the Official Datasheet (PDF)

Accessories 

Optional Accessories (Sold Separately):

To complete the system and ensure everything goes together cleanly, we offer a few add-ons that streamline installation and service.

• AC Trunk Cable (10 AWG, 6.5 feet) with connector
• Port Cap
• End Cap
• Port Disconnect Tool
• Connector Unlock Tool

Additional Services 

Additional Services (Available Upon Request):

We offer expert design and support services to ensure a smooth and stress-free transition to solar.

• Full engineering design and layout
• Racking systems for all roof types
• Professional installation support
• Permit plan sets and submission guidance

Why the Hoymiles HM1500NT?

The HM1500NT isn’t just an inverter—it’s a smarter way to scale your solar energy system. With fewer components, streamlined wiring, and high-performance energy tracking, this microinverter delivers greater efficiency, lower installation costs, and better long-term value. Ideal for rooftops with mixed shading or varying panel orientations, it gives you the flexibility and reliability needed in today’s solar market.