The Courbi square junction box is designed for recessed installation in plasterboard partitions from 7 mm to 35 mm thick. It houses cable connections securely and provides access via a practical lid, suiting both residential and light-industrial electrical installations.

Made from a special hard polymer, the box does not corrode, resists mechanical impact and pressure, and will not transmit or sustain a flame. It is rated IP 3X and tested to IEC 60670-1/2002.

Key Features

• Square format: 105×105×45 mm for junction cable routing
• Plasterboard recess suitable for board thickness 7 mm to 35 mm
• Side partitions with pre-scored knockouts for pipe entry
• Practical removable lid for installation and post-install inspection
• Compatible with Spiral DIN COMBO, DOMO, FORTE, and SiBi conduits

Product Benefits

• Non-corrosive hard polymer withstands damp environments without degrading
• Flame-retardant and self-extinguishing material limits fire spread risk
• Impact and pressure resistance protects wiring under normal construction loads
• Scored side partitions allow conduit entry without separate drilling tools
• IP 3X rating provides protection against solid objects larger than 2.5 mm

Technical Specifications

• Dimensions: 105×105×45 mm
• Protection Rating: IP 3X
• Material: Special hard polymer
• Plasterboard Thickness Range: 7 mm to 35 mm
• Standard: IEC 60670-1/2002
• Glow Wire Test: 850 °C
• Min. Temperature: -15 °C
• Max. Temperature: +60 °C
• Colour: Yellow

Why You'll Love It

• No-tool knockouts speed up conduit installation on site
• Single-piece box and lid ships ready to install without additional components
• Wide board-thickness range (7–35 mm) covers most plasterboard constructions
• Package includes 1× Courbi Internal Plasterboard Square Junction Box 105×105×45 mm Yellow