Combiner Boxes
A 600 × 700 × 250 combiner for 4-32 strings: fuse holders per string, a DC busbar, a surge protector and a main isolator, behind a hooded door.

3D illustration of the reference design
A pole-top box for the controller and battery of a solar street light in 2 mm aluminium sheet with a gasketed lid, pole-band slots and a tamper screw.
| Overall size (W × H × D) | 300 × 200 × 120 mm |
|---|---|
| Material and thickness | Aluminium 5052-H32 sheet; body 2 mm, door 2 mm, plate 2 mm |
| Protection target (confirmed by test on the order) | IP66 (outdoor) |
| Doors and access | 1 door(s); Screwdriver-operated quarter-turn lock (tamper-resistant) + padlock hasp |
| Mounting | 4 external welded lugs (slots 8 × 14) |
| Finish | Anodise or powder coat, UV-stable; sheet aluminium (not die-cast) |
| Product code | 6.20 |
Part of the range: Solar structures and inverter enclosures
A 600 × 700 × 250 combiner for 4-32 strings: fuse holders per string, a DC busbar, a surge protector and a main isolator, behind a hooded door.
A relay box for the grid-protection relay of a solar plant (voltage, frequency and anti-islanding functions); 2 mm sheet for handling and a window for the relay display.
An AC distribution box on the inverter output, up to 100 kW: MCB / MCCB / RCCB on rails, a busbar and a metering gland plate.
Send a drawing, a sample or a description. We make it to your specification and reply with a clear quotation.