Why Choose the TE Connectivity 1SNA191532R0500 131ETTM4TM4-1 Terminal Block?
The TE Connectivity 1SNA191532R0500, identified as the 131ETTM4TM4-1 or BLOC 131 ET TM4-TM4-1-V0, is a specialised stud disconnect terminal block from the Entrelec SNA range. Designed for industrial electrical assemblies, it provides a robust single-level connection for circuits requiring reliable conductor termination together with disconnect functionality.
The terminal has a rated cross-section of 6 mm², a rated current of 41 A and a rated voltage of 1000 V. Its stud connection accommodates flexible or rigid conductors up to 6 mm², while a 13 mm pitch supports orderly installation alongside compatible terminal components.
The 131ETTM4TM4-1 features a beige polyamide insulating body with a UL94 V-0 flammability classification and an operating temperature range of -55 °C to +110 °C. It can be installed on G32, TH35-7.5 or TH35-15 mounting rails, providing flexibility for industrial control, distribution and specialised electrical systems.
Key Advantages
- 41 A rated current for dependable industrial circuit connections.
- 1000 V rated voltage for demanding electrical applications.
- 6 mm² rated cross-section for compatible rigid and flexible conductors.
- Disconnect function supports circuit isolation and testing requirements.
- Compatible with several common DIN rail formats.
- Polyamide insulation with a UL94 V-0 flammability classification.
Key Features
- TE Connectivity Entrelec SNA specialised terminal block.
- 131ETTM4TM4-1 product designation.
- Also identified as BLOC 131 ET TM4-TM4-1-V0.
- Stud terminal connection system.
- Single-level construction.
- 13 mm terminal pitch.
- 8 kA short-time withstand current for 1 s.
- Beige polyamide insulating body.
- Suitable for G32 and TH35 DIN rail mounting.
Robust Stud Connection with Disconnect Functionality
Stud terminal blocks provide a mechanically secure connection for conductors in industrial environments where dependable electrical continuity is essential. The 131ETTM4TM4-1 combines this connection principle with a disconnect function, enabling compatible circuits to be isolated as part of testing, commissioning or maintenance procedures.
With its 41 A current rating, 1000 V voltage rating and 8 kA short-time withstand capability for 1 s, the 1SNA191532R0500 is designed for robust industrial service. Its multi-rail mounting compatibility also makes it practical for both existing and newly designed terminal assemblies.
Typical Applications
- Industrial control and automation panels.
- Disconnect and isolation circuits.
- Electrical distribution assemblies.
- Machine-building electrical systems.
- Testing and measurement circuits.
- DIN rail-mounted terminal assemblies.
