TBB PVB150-4 Combiner Box 150VDC 4 Strings with Protections

Product description

The TBB PVB150-4 150VDC 4 Strings Combiner Box with Protections is a safe, efficient, and professional solution for connecting up to 4 strings in 150 VDC solar installations. It incorporates 15 A fuses per string, a 63 A DC breaker, surge protection (SPD) up to 40 kA, and integrated MC4 connectors that facilitate installation. Its wall-mounted design with IP54 enclosure ensures reliable protection even in demanding environmental conditions.

Main features

• Supports up to 4 independent solar strings (max VOC 150 VDC)
• 15 A fuse per string against short circuits
• 63 A DC breaker switch (Un: 220 VDC)
• Integrated SPD protection: Imax 40 kA / Up <1.2 kV
• Pre-installed and additional MC4 connectors included
• Wall-mounted IP54 enclosure with natural passive cooling

Advantages or benefits

• Increase the safety of the photovoltaic system from the solar field
• Protects the inverter or controller against dangerous overvoltages
• Facilitates maintenance thanks to the direct-disconnection breaker
• Quick and clean installation thanks to the included MC4 connectors
• Designed for demanding outdoor environments, without the need for forced ventilation

Purpose or applications

Ideal for small and medium-sized off-grid or hybrid solar installations, the PVB150-4 combiner box is placed between the photovoltaic array and the MPPT controller or solar inverter. It is especially useful in residential, rural, or standalone installations that require safety and ease of maintenance.

Technical specifications

Compatibilities

This product is compatible with: TBB Riio Sun II 1 kVA 12 V, TBB Riio Sun II 1.5 kVA 24 V, TBB Riio Sun II 2 kVA, TBB Riio Sun II 3 kVA, TBB SP150-60 MPPT Controller.

TBB PVB150-4 150VDC 4 Strings Combiner Box with Protections is a reliable and durable solution for demanding solar installations. It enhances electrical safety, simplifies installation, and protects your equipment with maximum efficiency.