Eaton CU-System Cable Splice Box ZSD-K/AS/G/H 5-Pole IP65 Grey 228991

Electricians and panel builders working with copper power cables in industrial or outdoor environments need a reliable way to join and branch conductors without compromising protection. The Eaton CU-System Cable Splice Box ZSD-K/AS/G/H is a surface-mounted junction box designed for 5-pole connections up to 25 mm², making it suitable for distribution circuits in workshops, utility rooms, and sheltered outdoor areas.

Key specifications

• Product type: Cable splice box / junction box
• System compatibility: CU-System (copper cables)
• Number of poles: 5 (L1, L2, L3, N, PE)
• Terminal cross-section: up to 25 mm²
• Rated insulation voltage: up to 690 V AC / 1000 V DC
• Material: thermoplastic / polycarbonate
• Colour: grey (RAL 7035)
• Protection degree: IP65
• Impact resistance: IK08
• Mounting type: surface mount
• Cable entry: pre-punched metric knockouts (e.g., M25/M32)
• Operating temperature range: -25°C to +40°C
• Flame retardancy: self-extinguishing, halogen-free
• Glow wire test: 750°C
• Standards compliance: IEC/EN 60670-22

Why choose it

The box combines a robust thermoplastic housing with a high IP65 protection rating, shielding connections from dust and water jets. Its halogen-free, self-extinguishing material adds safety in case of fire, while the generous terminal capacity supports a wide range of copper conductors.

Ideal use cases

• Branching power circuits in industrial control panels
• Outdoor electrical installations under canopies or in sheltered areas
• Connecting multi-core copper cables in building distribution systems

Good to know

The pre-punched knockouts simplify cable entry, and the surface-mount design allows quick installation on walls or machine frames. The grey RAL 7035 finish blends with standard industrial enclosures.