Description
⚡ QB-Hi 5.5kW High-Efficiency PV-to-Load Off-Grid Inverter
The QB-Hi 5.5kW is an advanced off-grid solar inverter designed for direct solar-to-appliance power without battery storage. With a max conversion efficiency of 99%, it powers 150-200㎡ homes or farms—driving 2HP water pumps, fans, and appliances directly from the sun.
Industrial-Grade Features
☀️ 99% Efficiency & Battery-Free Operation
- Battery-Free Design: Specifically engineered for off-grid environments where direct PV utilization is preferred.
- Maximum Energy Harvest: Industry-leading 99% conversion efficiency ensures minimal power loss.
- Ultra-Wide Voltage: Supports 250-400V ultra-wide voltage operation for flexible solar array configurations.
- Low Voltage Startup: Stable operation even at 250VDC low voltage input.
🛡️ Comprehensive Protection & Reliability
- Built-in DC SPD: Integrated surge protection device safeguards against lightning and transients.
- Advanced Safety: Full protection against DC reverse polarity, AC short circuits, lightning, and over-temperature.
- Robust Build: Metal casing with forced heat dissipation designed for demanding environments.
- Sustained Overload: Supports 1.2 times sustained overload to handle motor startup surges.
⚙️ Smart Operation & Monitoring
- One-Click Intelligence: Intelligent switch allows for simple, one-click operation.
- Real-Time Data: Humanized LCD interface provides real-time monitoring of all operational data.
- Pure Sine Wave: 220-240V AC output ensures compatibility with sensitive home and farm appliances.
- Flexible Modes: 3 output mode options to suit various load requirements.
Technical Specifications — QB-Hi Series
| Parameter | Hi-5KW | Hi-5.5KW | Hi-7KW | Hi-11KW |
|---|---|---|---|---|
| Rated Output Power | 5KW | 5.5KW | 7KW | 11KW |
| Max Input Voltage | 400VDC | |||
| MPPT Working Range | 160VDC–390VDC | |||
| Maximum Efficiency | 99% | |||
| Rated Output Voltage | 220/240VAC | |||
| Protection | DC Reverse, AC Short, Lightning, Leakage, Over-temp | |||
| Cooling System | Metal Casing + Forced Heat Dissipation | |||
Ideal Applications
🏠 Daytime Residential
- LED Lighting, TV, Computers
- Ceiling Fans, Washing Machines
- Ideal for homes with high daytime energy usage
🌾 Agricultural Facilities
- Direct drive for 2HP water pumps for irrigation
- Electric farm fencing and sensors
- Daytime processing equipment and fans
📊 QB-Hi Series Selection Guide
5KW: Suitable for basic daytime household loads.
5.5KW (This Model): The sweet spot for medium-sized pumps or mixed residential loads.
7KW: Designed for high-surge appliances or larger farm machinery.
11KW: High-capacity output for light commercial and heavy industrial farm use.
Optimize Your Solar Power System Today
Zhejiang Qibin Technology Co. Ltd. provides industrial-grade off-grid solutions. OEM/ODM supported.
📧 sales@ideeishop.com | 📱 WhatsApp: +86 183 5724 1165
Visit us: www.ideeishop.com
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