The Isuna U20K-PH is a powerful 20kW split-phase hybrid solar inverter designed for residential, commercial, and off-grid energy storage applications. Engineered with advanced SiC technology and high-voltage battery compatibility, this inverter delivers exceptional efficiency, intelligent energy management, and reliable backup power performance for modern solar systems.

Built for both on-grid and off-grid operation, the U20K-PH supports large solar arrays, high battery charging currents, generator integration, and seamless backup switching — making it an ideal solution for whole-home energy independence and commercial energy resilience.

Key Features

• 20kW Hybrid Solar Inverter
• Split-phase 120V/240V output
• Supports on-grid & off-grid applications
• Supports 6 units parallel connection to 120Kw output
• Ultra-High Efficiency
• Up to 98% max efficiency
• Advanced SiC (Silicon Carbide) technology
• Massive Solar Input Capacity
• Supports up to 30kW PV input
• Up to 200% PV oversizing
• 4 MPPT trackers for maximum solar harvest
• High Voltage Battery Ready
• Compatible with 80V–480V batteries
• Supports lithium-ion, lead-acid, and sodium-ion batteries
• Dual battery ports for mixing old and new battery banks
• Reliable Backup Power
• <8ms UPS-level transfer time
• 200%–300% overload capability
• Peak output up to 32kVA (10 seconds)
• Generator Integration
• Dedicated smart generator port
• Supports generator input power above 200%
• Built for Harsh Environments
• IP66 / NEMA 4X protection
• Indoor & outdoor installation ready
• Smart Monitoring & Connectivity
• WiFi / LAN / 4G / Bluetooth communication
• CAN & RS485 battery communication ports

Wide Operating Temperature Range

Designed for demanding environments, the Isuna U20K-PH operates reliably in extreme weather conditions with an operating temperature range of:

• -25°C to 60°C (-13°F to 140°F)
• Intelligent power derating above 40°C (104°F) for enhanced system protection and long-term reliability

This wide temperature tolerance makes the inverter ideal for Canadian climates, off-grid installations, and outdoor solar energy systems

10 Year Manufacturer warranty

• 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.