1snk506314r0000 – zs4-sp-t2-r1 [pk=50] switch block

Why Choose the TE Connectivity ZS4-SP-T2-R1 Switch Disconnect Terminal Block?

The TE Connectivity 1SNK506314R0000 ZS4-SP-T2-R1 is a compact and reliable screw clamp disconnect terminal block designed for switching, isolation and test functions within industrial electrical installations. As part of the TE Connectivity ENTRELEC SNK series, it provides a convenient means of disconnecting a circuit while retaining an organised DIN rail terminal arrangement in control panels, machinery and automation systems.

The ZS4-SP-T2-R1 combines proven screw clamp connection technology with a disconnect function, making it suitable for circuits where isolation is required during testing, commissioning or maintenance. Its grey polyamide housing, compact profile and standard DIN rail mounting help simplify integration alongside other SNK series terminal blocks.

With a 6 mm terminal spacing, two connection positions and an 18 A IEC current rating at 400 V, the ZS4-SP-T2-R1 provides dependable circuit connection and isolation in a space-efficient format. It accepts conductors up to 4 mm² and operates across a wide -55–110 °C temperature range, making it suitable for demanding industrial environments.

Key Advantages

• Integrated disconnect function for circuit isolation and testing.
• Reliable screw clamp connections for secure conductor termination.
• 18 A IEC current rating with a rated voltage of 400 V.
• Compact 6 mm spacing helps maximise available DIN rail space.
• Accepts conductors up to 4 mm² for common industrial control circuits.
• Wide -55–110 °C operating temperature range for demanding installations.

Key Features

• TE Connectivity ENTRELEC SNK series.
• ZS4-SP-T2-R1 disconnect terminal block.
• Manufacturer part number 1SNK506314R0000.
• Screw clamp terminal technology.
• Disconnect block function for circuit isolation.
• 2 connection positions with one circuit and one level.
• 6 mm product spacing.
• 18 A at 400 V IEC rating.
• 20 A UL current rating.
• 6000 V IEC impulse withstand voltage.
• DIN rail mounting on TH35-7.5 and TH35-15 profiles.
• IP20 protection and UL 94V-0 rated housing material.

Reliable Circuit Isolation for Industrial Control Panels

Disconnect terminal blocks allow an electrical circuit to be opened at the terminal point without removing the connected conductors. This provides a practical way to isolate circuits during commissioning, testing, fault finding and maintenance while maintaining an organised terminal block installation.

The ENTRELEC SNK ZS4-SP-T2-R1 combines this disconnect functionality with reliable screw clamp conductor termination. Its compact 6 mm profile and standard TH35 DIN rail mounting make it particularly suitable for industrial control panels where efficient use of space, accessible circuit isolation and dependable connections are required.

Typical Applications

• Industrial control and automation panels.
• Circuit isolation and testing applications.
• Instrumentation and process control circuits.
• Machine building and OEM electrical systems.
• Switchgear and electrical distribution equipment.
• Maintenance and commissioning test circuits.
• Industrial machinery control cabinets.