Y&H 4.2KW Hybrid Solar Inverter DC24V to AC220V, Built-in 120A MPPT, 6200W 27A PV Input, Batteryless Operation, Dual AC Load Output, Offline Firmware Upgrade,for Home On/Off Grid Energy Storage System — Open-Box, 11% Off

Name: Y&H 4.2KW Hybrid Solar Inverter DC24V to AC220V, Built-in 120A MPPT, 6200W 27A PV Input, Batteryless Operation, Dual AC Load Output, Offline Firmware Upgrade,for Home On/Off Grid Energy Storage System
Brand: Y&H
SKU: awhd-us-b0ghq6kj7s
Price: 247.99 USD
Availability: InStock

Brand: Y&H

Condition: Used - Mint

$247⁹⁹

$277⁹⁹

-11% Save $30⁰⁰

Updated: 47 days ago

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Description

PURE SINE WAVE INVERTER: 4.2KW (4200W) output power with built-in 120A MPPT solar charger, DC24V to AC220V conversion, supports battery-free operation for flexible home energy solutions

ENHANCED SOLAR INPUT: Upgraded 27A PV input current (increased 50% from 18A) supports up to 6200W solar array, MPPT voltage range 60-450Vdc with 500Vdc max open circuit voltage for maximum energy harvesting

DUAL AC OUTPUT DESIGN: Main output delivers 4200W with secondary output 840-2940W, independent load control with adjustable cut-off voltage 20.0-26.0V in 0.1V increments for priority-based power management

ADVANCED BATTERY MANAGEMENT: Enhanced LIB-485 protocol with real-time LCD display of SOC, voltage, current, temperature, and cycle count; supports four charging modes including Utility First, Solar First, Solar & Utility, and Solar & Battery

SMART FEATURES: Offline firmware upgrade via COMM port, intelligent current limiting prevents voltage collapse during solar fluctuations, zero electromagnetic interference for safe operation of sensitive electronics, includes cold start function at 23V

Transform your home energy system with Y&H advanced 4.2KW hybrid solar inverter. This versatile power solution features a built-in 120A MPPT solar charger and supports an impressive 6200W PV input with 27A current capacity. The pure sine wave inverter delivers clean, stable power through dual AC outputs - a main 4200W and an adjustable secondary output of 840-2940W. The system's intelligent battery management includes four charging modes and innovative battery-free operation capability. With its offline firmware upgrade function and enhanced PV input current, this inverter offers 50% improved solar energy harvesting. The smart dual load control allows for priority-based power distribution, making it perfect for off-grid homes, cabins, or backup power systems. The LCD interface provides comprehensive monitoring of system parameters, while the optional Wi-Fi app enables real-time data tracking. This robust inverter features cold start functionality and operates seamlessly with both mains and generator input sources.

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Product Details

SKU:: awhd-us-b0ghq6kj7s
Model:: YH4.2K24500EU
Country:: US
ASIN:: B0GHQ6KJ7S
UPC:: 704334442108

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Common questions about buying open-box and refurbished.

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Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $30 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.

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Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.

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