Onesto PB3 3kW Single Phase AC Protection Box
The Onesto PB3 3kW Single Phase AC Protection Box is a compact and cost-effective AC DB solution designed for smaller 3kW single-phase solar inverter installations. It provides a practical AC input and output protection layout for residential solar, backup power and hybrid inverter systems.
This unit is suitable for customers and installers looking for a more affordable AC protection box option while still using a pre-assembled DB layout designed for solar inverter applications.
Designed for 3kW Single Phase Inverter Systems
The PB3 AC DB is intended for compatible 3kW single-phase inverter installations. It provides a neat and practical AC protection solution for smaller residential solar systems, backup power installations and entry-level inverter setups.
Key Features
- Designed for 3kW single-phase inverter systems
- AC input and output DB layout
- Compact plastic enclosure
- Transparent front cover for easy visual inspection
- Suitable for smaller residential solar installations
- Cost-effective alternative to heavier-duty AC protection boxes
- Installer-friendly pre-assembled format
- Suitable for solar and backup power applications
Affordable AC Protection Box Option
This Onesto PB3 AC DB is positioned as a more affordable AC protection box option for smaller solar inverter systems. It is suitable for installations where a basic, compact and practical AC DB solution is required.
For larger, more demanding or higher-end installations, customers may prefer our premium metal AC protection boxes with heavier-duty enclosures and upgraded switchgear. The PB3 remains a practical choice where budget is an important factor and the installation requirements match the product rating.
Compact Plastic Enclosure
The PB3 is housed in a compact plastic enclosure with a transparent cover, allowing the installer or user to visually inspect the internal switchgear without opening the enclosure unnecessarily.
Applications
- 3kW solar inverter installations
- Small residential solar systems
- Backup power systems
- Hybrid inverter installations
- Entry-level solar systems
- Small home energy storage systems
- Single-phase inverter applications
Technical Information
- Product Type: AC Protection Box / AC DB
- Model: PB3
- Brand: Onesto
- System Size: 3kW
- Phase Configuration: Single Phase
- Enclosure Type: Plastic DB Enclosure
- Front Cover: Transparent Cover
- Application: Solar Inverter AC Input and Output Protection
- Suitable For: Small Residential Solar Systems
Important Installation Notice
This AC protection box must be installed by a qualified electrician or solar installer. Final protection sizing, inverter compatibility, CoC compliance and municipal SSEG requirements remain the responsibility of the qualified installer.
Why Buy From JC Solar Panels?
JC Solar Panels supplies AC protection boxes, DC protection equipment, solar inverters, batteries, solar panels and installation components throughout South Africa. We offer both affordable AC DB options and premium protection boxes to suit different installation requirements and budgets.
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