Overview
The Allen-Bradley 43GT-TBB25ML is a high-performance transmitted beam glass fiber optic cable engineered for large aperture sensor applications in industrial control systems. This Series A cable combines glass fiber construction with brass threading and stainless steel flexible conduit, delivering reliable signal transmission and mechanical durability in challenging factory environments. The unit arrives new in box, ready for immediate integration into your automation system.
Key Features
- Transmitted beam design optimized for large aperture sensors
- Glass fiber core with randomized 3.2 mm bundle diameter
- Brass threaded 5/16-inch connector for secure mounting
- Stainless steel flexible conduit provides durability and corrosion resistance
- 36-inch standard cable length from tip to tip
- Temperature rated to 500°F for high-temperature industrial applications
Technical Specifications
- Cable Type: Glass Fiber Optic, Transmitted Beam
- Fiber Core Diameter: 3.2 mm (0.125 inches)
- Bundle Configuration: Randomized arrangement
- Cable Length: 0.91 m (36 inches) standard
- Connector Type: Brass, TB Threaded 5/16 inch
- Conduit Material: Stainless Steel Flexible
- Operating Temperature: 500°F maximum
- Sensing Tip: One standard sensing tip included
- Series: A
- Manufacturer: Allen-Bradley (Rockwell Automation)
Typical Applications
- Proximity and presence sensing in high-temperature zones
- Gloss and contrast detection on moving web materials
- Color and material differentiation in sorting and packaging lines
- Reflective surface monitoring in manufacturing processes
- Explosive atmosphere sensing (with appropriate sensor pairing)
Compatibility & Replacements
Compatible With
- Allen-Bradley 43GT, 43GR series fiber optic sensors
- Large aperture fiber optic sensor heads
- Industrial automation control systems requiring fiber optic signal transmission
- High-temperature manufacturing and process monitoring applications
Replaces / Drop-In Replacement For
- 43GT-TBB25SL (single cable variant)
- 43GT-TBB25 base model configurations with standard 36-inch length
- Legacy Allen-Bradley transmitted beam fiber optic cables with identical TB threading and 3.2 mm bundle specifications
Works With
- Allen-Bradley CompactLogix and ControlLogix processor input cards
- Rockwell Automation industrial I/O modules
- Third-party fiber optic sensor amplifiers compatible with randomized bundle configuration
- EtherNet/IP and serial communication networks in factory automation systems










