This enclosure is a surface-mounted distribution box fitted with a transparent window, allowing visual inspection of internal components without opening the unit. It accommodates a single row of four DIN rail-mounted devices, with overall dimensions of 228x120x99mm. It is typically used to house small distribution or control devices such as circuit breakers or terminals within a panel or field installation.
| Degree of protection | IP40 |
| Resistance to impact | IK08 |
| Glow wire resistance | 650 °C |
| Ambient temperature range | -25 °C / +40 °C |
| Maximum operating voltage | 1000 V AC / 1500 V DC |
| Double insulation | Class II |
| Material | Halogen-free plastic (ABS RAL 9003) |