HellermannTyton TSR1I-29-1 — External Corner for 3/4″ Raceway with 1″ Bend Radius
The HellermannTyton TSR1I-29-1 external corner provides a clean, protective turn for low-voltage cables routed on outside corners of 3/4″ surface raceway systems. It establishes a controlled 1″ bend radius to reduce strain, prevent kinking and help maintain cable performance where runs change direction. The fitting creates a finished, professional appearance while minimizing abrasion at vulnerable corner points. Designed to work with TSR1-series 3/4″ raceway profiles, it simplifies layout and keeps cable paths consistent. The component is suitable for field installation, OEM integration and MRO tasks requiring dependable cable management. Using a dedicated external corner fitting helps installers reduce rework and accelerates installation of low-voltage paths.
Key Features:
- External corner fitting for TSR1 series raceway
- Compatible with 3/4″ (0.75″) low-voltage surface raceway
- Provides a controlled 1″ bend radius to protect cables
Specifications:
- Manufacturer: HellermannTyton
- MPN: TSR1I-29-1
Applications / Use:
- Field installers routing low-voltage cables around external corners
- OEMs integrating tidy cable routing into equipment or enclosures
- MRO teams performing maintenance or upgrades to existing raceway runs
Tri-Tek Electronics is an authorized distributor for HellermannTyton products and offers nationwide availability with full manufacturer warranty support.




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