Aptos 800W Dual-Panel Microinverter MAC-800R

Maximize the performance of your solar system with the Aptos MAC-800R 800W Dual-Panel Microinverter.

Engineered to pair with two high-power solar modules, the MAC-800R delivers efficient module-level power conversion while helping maximize energy production. With independent MPPT channels for each input, the microinverter helps minimize energy losses caused by module mismatch or partial shading.

Designed for fast, streamlined installation, the MAC-800R features fully integrated trunk cables, built-in rapid shutdown compliance, and a rugged NEMA 6 (IP67) enclosure for dependable outdoor performance. Compatible with 320W to 540W+ solar panels, this dual-input microinverter is ideal for new residential installations or expanding an existing solar array.

The MAC-800R is equipped for cloud-based monitoring through AST Cloud, allowing you to track system performance and energy production from anywhere. Backed by an industry-leading 25-year warranty, it provides reliable, long-term performance for years to come.

Key Features

• Dual-panel (2:1) microinverter with 800VA peak AC output
• 766VA maximum continuous AC output
• Independent MPPT inputs optimize energy production from each connected solar module
• Compatible with 320W–540W+ solar panels
• Supports both 120-cell and 144-cell PV modules
• Wide MPPT operating voltage range: 16–60VDC
• Low 22V startup voltage for earlier morning production
• Dual inputs with 12.5A maximum input current per MPPT
• Built-in Rapid Shutdown compliant with NEC requirements
• Fully integrated trunk cables for streamlined installation
• Daisy-chain interconnection capability
• Compatible with third-party devices
• Cloud monitoring through AST Cloud
• 96.7% CEC peak efficiency
• 96.5% CEC weighted efficiency
• 99.8% nominal MPPT efficiency
• 6,000V surge protection
• Battery integration ready
• Outdoor-rated NEMA 6 / IP67 enclosure
• Natural convection cooling with no fans
• Industry-leading 25-year limited warranty
• Tested through more than 7 million hours of long-term reliability testing across 28 countries

Ideal Applications

• Residential rooftop solar systems
• Ground-mount solar arrays
• Garage and carport solar installations
• DIY and professional solar projects
• Expanding existing solar systems with module-level power optimization

Technical Specifications

Why Buy from US Solar Supplier?

When you purchase from US Solar Supplier, you get more than premium solar equipment—you get access to experienced solar professionals who can help ensure your system is designed for long-term success.

• Competitive pricing on trusted solar brands
• Expert technical support before and after your purchase
• Fast nationwide shipping
• Complete solar solutions including panels, batteries, racking, and balance-of-system components
• Assistance selecting compatible equipment for your project

Whether you're installing a new system or expanding an existing array, the Aptos MAC-800R delivers reliable module-level performance, industry-leading durability, and intelligent monitoring in a compact, easy-to-install package.