1sna167489r2200 – bah21 end stop steel basic,stud terminal

Why Choose the TE Connectivity 1SNA167489R2200 BAH21 End Stop?

The TE Connectivity 1SNA167489R2200 is a compact BAH21 steel end stop designed for securing compatible stud terminal blocks on mounting rail assemblies. Part of the TE Connectivity ENTRELEC terminal block accessory range, it provides a dependable mechanical stop at the end of a terminal block group to help maintain correct positioning and alignment.

With a narrow 7.1 mm width, the BAH21 is particularly suited to dense terminal assemblies where space efficiency is important. It is compatible with TE Connectivity stud terminal products including HD4/9.F4 and HD6/13.FF4, making it a practical accessory for industrial control, power distribution and railway electrical installations.

The BAH21 mounts on Type 2 21.8 × 8.2 mm mounting rail in accordance with NFC 93461. Its robust steel construction and compact form support reliable terminal retention in demanding panel-building and electrical infrastructure applications.

Key Advantages

• Purpose-designed end stop for compatible stud terminal blocks.
• Compact 7.1 mm width helps minimise panel space requirements.
• Robust steel construction for dependable mechanical support.
• Compatible with HD4/9.F4 and HD6/13.FF4 terminal blocks.
• Designed for Type 2 21.8 × 8.2 mm mounting rail.
• Suitable for industrial, control-panel and railway terminal assemblies.

Key Features

• TE Connectivity ENTRELEC BAH21 end stop.
• Steel terminal block retaining accessory.
• 7.1 mm product width.
• 30 mm product height.
• 12 mm product depth.
• 8 g net weight.
• Mounts on Type 2 mounting rail.
• Designed for compatible stud terminal assemblies.
• RoHS-compliant product configuration.

Reliable Terminal Retention for Industrial Panels

End stops are used at the ends of terminal block assemblies to keep individual terminals securely positioned on their mounting rail. This helps maintain a stable, orderly terminal row and reduces unwanted movement caused by installation, wiring or maintenance activity.

The TE Connectivity BAH21 is engineered for compatible ENTRELEC stud terminal blocks and provides a compact mechanical retention solution for electrical cabinets, control panels and railway wiring systems. Its narrow profile makes it particularly useful where terminal density and efficient use of mounting space are important.

Typical Applications

• Stud terminal block assemblies.
• Industrial electrical control panels.
• Power distribution cabinets.
• Railway electrical installations.
• Switchgear and controlgear assemblies.
• Machine-building electrical panels.
• Automation and instrumentation systems.
• Terminal rail retention and positioning.