ABB Thomas & Betts Two-Way Connector — 1/0 Aluminum to 2 AWG Copper
The ABB Thomas & Betts Model 269-31499-1 is a two-way connector engineered to join dissimilar conductor materials — specifically 1/0 aluminum to 2 AWG copper. This type of transition connector is essential in installations where aluminum and copper conductors must be reliably connected without risk of galvanic corrosion or increased resistance at the joint.
Key Specifications
- Product Type: Two-Way Connector
- Conductor A: 1/0 Aluminum
- Conductor B: 2 AWG Copper
- Model: 269-31499-1
- UPC: 78621064381
- Brand: ABB Thomas & Betts
Features
- Designed for aluminum-to-copper transition connections — eliminates the need for adapters or intermediate hardware
- Provides a reliable, low-resistance junction between dissimilar conductor materials
- Engineered to minimize galvanic compatibility issues between aluminum and copper
Applications
Used in commercial and industrial electrical installations where aluminum service conductors must be transitioned to copper branch or feeder conductors. Common applications include meter bases, service entrance equipment, panelboards, and switchgear where utility-supplied aluminum conductors connect to copper building wiring.


