Onesto PB12 12kW Three Phase AC Protection Box
The Onesto PB12 12kW Three Phase AC Protection Box is a compact and cost-effective AC DB solution designed for 12kW three-phase solar inverter installations. It provides a practical AC input and output protection layout for three-phase residential, light commercial, backup power and hybrid inverter systems.
This unit is suitable for customers and installers looking for a more affordable three-phase AC protection box option while still using a pre-assembled DB layout designed for solar inverter applications.
Designed for 12kW Three Phase Inverter Systems
The PB12 AC DB is intended for compatible 12kW three-phase inverter installations. It provides a neat and practical AC protection solution for three-phase solar systems, backup power installations and hybrid inverter setups.
Key Features
- Designed for 12kW three-phase inverter systems
- AC input and output DB layout
- Compact plastic enclosure
- Transparent front cover for easy visual inspection
- Suitable for three-phase solar installations
- Cost-effective alternative to heavier-duty AC protection boxes
- Installer-friendly pre-assembled format
- Suitable for solar and backup power applications
Affordable Three Phase AC Protection Box Option
This Onesto PB12 AC DB is positioned as a more affordable AC protection box option for 12kW three-phase solar inverter systems. It is suitable for installations where a basic, compact and practical three-phase 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 PB12 remains a practical choice where budget is an important factor and the installation requirements match the product rating.
Compact Plastic Enclosure
The PB12 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
- 12kW three-phase solar inverter installations
- Three-phase residential solar systems
- Light commercial solar systems
- Backup power systems
- Hybrid inverter installations
- Small business solar systems
- Three-phase home energy storage systems
- Three-phase inverter applications
Technical Information
- Product Type: AC Protection Box / AC DB
- Model: PB12
- Brand: Onesto
- System Size: 12kW
- Phase Configuration: Three Phase
- Enclosure Type: Plastic DB Enclosure
- Front Cover: Transparent Cover
- Application: Solar Inverter AC Input and Output Protection
- Suitable For: Three Phase Residential and Light Commercial 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 Enerlux?
Enerlux 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.
Frequently Asked Questions
What is the Onesto PB12 AC DB used for?
The Onesto PB12 AC DB is used for 12kW three-phase solar inverter installations where AC input and output protection is required.
Is this suitable for a 12kW three-phase inverter?
Yes. This model is designed for compatible 12kW three-phase inverter installations.
Is this a three-phase AC protection box?
Yes. The PB12 is intended for three-phase inverter systems.
Can this be used for solar installations?
Yes. It is suitable for solar inverter, hybrid inverter and backup power installations where the system design matches the DB rating.
Is this suitable for single-phase inverters?
No. This model is intended for 12kW three-phase inverter installations. Single-phase systems should use a suitable single-phase AC protection box.
Is this a budget-friendly option?
Yes. This Onesto PB12 AC DB is a more cost-effective option for three-phase solar inverter installations.
What is the difference between this and the premium metal AC protection boxes?
The PB12 is a more affordable plastic enclosure option, while the premium metal AC protection boxes are designed for heavier-duty installations and higher-end protection requirements.
Does this product include a transparent cover?
Yes. The enclosure includes a transparent front cover for easy visual inspection of the internal switchgear.
Can this be used for backup power systems?
Yes. It can be used for compatible backup power systems where the inverter size and installation design match the product rating.
Can this be installed by anyone?
No. Installation should always be completed by a qualified electrician or solar installer.
Does this product support CoC compliance?
Final CoC compliance depends on the complete electrical installation and must be verified by the qualified installer.
Can this be used for municipal SSEG applications?
Municipal SSEG requirements vary by area and should be confirmed by the installer before installation.
Is this suitable for commercial solar systems?
This model can be used for suitable light commercial three-phase installations where the inverter size and system design match the product rating.
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