SecSun UBM2102 PV Combiner Box AC/DC 6kW 2 Strings
SecSun UBM2102 AC/DC combiner box, single-phase 6 kW, 2 independent strings. Integrated DC/AC protections (fuse-isolators, surge arresters), IP65. 622 × 432 × 161 mm, EN 61439.
The SecSun UBM2102 (Unico Box Pro) is a single-phase AC/DC combiner box for photovoltaic systems up to 6 kW with 2 independent strings. It integrates DC-side and AC-side protections – fuse-isolators, isolation points and surge arresters – to connect PV modules and the inverter to the grid safely and tidily, in an IP65 enclosure for indoor and outdoor use.
UBM2102 technical specifications
| Type | Single-phase AC/DC combiner box |
| Power | 6 kW single-phase |
| Strings | 2 independent |
| Protections | DC/AC fuse-isolators, isolation, surge arresters |
| Protection rating | IP65 (indoor/outdoor) |
| Dimensions | 622 × 432 × 161 mm |
| Standard | CEI EN 61439-1/2 |
FAQ
Does it protect both the DC and AC sides?
Yes. The UBM2102 integrates protections on both the DC side (string fuse-isolators, surge arresters) and the AC side, for a safe, compliant connection.
Can it be installed outdoors?
Yes. The IP65 rating allows both indoor and outdoor installation, protected from dust and water jets. Installation must be carried out by qualified personnel.
Is it single-phase or three-phase?
It is a single-phase 6 kW panel. For three-phase systems there are the UBT models of the same range.
