Why Choose the TE Connectivity ZK10-BL 1SNK710020R0000 PI-Spring Terminal Block?
The TE Connectivity ZK10-BL 1SNK710020R0000 is a high-performance PI-Spring feed-through terminal block designed for reliable power and signal connections in industrial control panels, machinery and electrical distribution systems. Part of the TE Connectivity ENTRELEC SNK series, it combines spring-terminal technology with a compact DIN rail format for efficient and dependable conductor termination.
The ZK10-BL provides two connection positions on a single circuit and features a 10 mm terminal spacing. Its blue polyamide housing provides clear circuit identification, while PI-Spring technology supports straightforward installation of a wide range of conductor types for control panel and industrial equipment wiring.
With an IEC rated current of 57 A and rated voltage of 1000 V, the ZK10-BL is suitable for demanding industrial circuits. It accepts flexible conductors from 0.5–10 mm² and rigid stranded conductors from 0.5–16 mm², providing useful wiring flexibility for higher-current DIN rail applications.
Key Advantages
- 57 A IEC rated current provides dependable capacity for demanding industrial circuits.
- 1000 V IEC rated voltage supports high-voltage control and distribution applications.
- PI-Spring connection technology enables fast and secure conductor termination.
- Accepts flexible conductors up to 10 mm² and rigid stranded conductors up to 16 mm².
- 1200 A short-time withstand current at 1 s provides robust electrical performance.
- Blue housing provides convenient circuit identification within organised terminal assemblies.
Key Features
- TE Connectivity ENTRELEC SNK series.
- PI-Spring feed-through terminal block.
- Two-position, single-circuit configuration.
- 57 A IEC rated current.
- 55 A UL / CSA rated current.
- 1000 V IEC rated voltage.
- 600 V UL / CSA maximum main-circuit operating voltage.
- 1200 A short-time withstand current at 1 s.
- 8000 V IEC impulse withstand voltage.
- 2200 V maximum dielectric withstand voltage.
- Compatible with TH35-7.5 and TH35-15 DIN rails.
- Blue polyamide housing with UL 94V-0 flammability rating.
- IP20 protection rating.
Efficient PI-Spring Connections for Higher-Current Industrial Wiring
PI-Spring technology combines convenient conductor installation with consistent spring pressure on the electrical connection. This makes the ZK10-BL well suited to industrial panel wiring where secure termination, efficient installation and dependable long-term electrical contact are required.
The ZK10-BL combines a 57 A IEC current rating with support for flexible conductors up to 10 mm² and rigid stranded conductors up to 16 mm². Its feed-through configuration provides a straightforward connection between conductors while the DIN rail mounting system allows the terminal to be integrated into modular control and power distribution assemblies.
Typical Applications
- Industrial control panels and electrical cabinets.
- Power and signal distribution circuits.
- Industrial machinery and production equipment.
- PLC and automation control systems.
- Motor control and power distribution panels.
- Switchgear and electrical distribution assemblies.
- Building automation and control equipment.
- OEM equipment and industrial panel building.
