Hensel KS 35 Z Busbar Connection Terminal, 4-35 mm², 125 A, 690 V, Grey

Panel builders working inside Hensel distribution enclosures often need a dependable, touch-safe method to link incoming supply conductors to the busbar system. The Hensel KS 35 Z busbar connection terminal answers that need with a robust screw clamp accepting copper conductors from 4 to 35 mm², rated for 125 A at 690 V. Its fully insulated grey polyamide housing prevents accidental contact, while the brass clamping body and steel screw deliver long-term corrosion resistance and vibration-proof performance.

Key specifications

• Conductor cross-section: 4 – 35 mm² (copper, solid/stranded/fine-stranded)
• Rated current: 125 A
• Rated voltage: 690 V
• Connection type: Screw connection with combination slotted/Phillips head
• Tightening torque: 4 Nm
• Material: Polyamide housing, brass clamping part, steel screw
• Colour: Grey
• Mounting: Screw mounting for Hensel enclosures
• Standards: IEC 60998-2-1
• Operating temperature range: -25°C to +80°C

Why choose it

The KS 35 Z offers a secure, maintenance-free connection for busbar systems in industrial and commercial power distribution. Its fully insulated design ensures touch safety during operation and maintenance, and the combination of brass and steel resists corrosion even in demanding environments. The wide conductor range and high current rating make it versatile for various distribution tasks, while the grey colour allows easy identification among other components.

Ideal use cases

• Connecting supply conductors to busbars in Hensel distribution enclosures
• Industrial power distribution panels requiring reliable 125 A connections
• Commercial building electrical installations with touch-safe requirements
• Retrofitting or expanding existing Hensel enclosure systems

Good to know

This terminal is designed for copper conductors only and is fully insulated for safe handling. It complies with IEC 60998-2-1 and is suitable for indoor or protected outdoor use when installed in an appropriate enclosure. The combination head screw allows installation with either a slotted or Phillips screwdriver.