Product Description
The Burndy YA39A1 is a heavy-duty aluminum compression lug designed for secure and reliable termination of large conductors in industrial and commercial power distribution systems. Engineered for 750 kcmil wire, this one-hole lug is dual-rated for both aluminum and copper conductors (AL9CU) and provides excellent conductivity, mechanical strength, and long-term performance when properly installed with compression tooling.
Key Features
• Dual-rated AL9CU for use with aluminum or copper conductors
• Heavy-duty compression design for high-current applications
• Electro-tin plated aluminum resists corrosion and oxidation
• One-hole mounting pad ensures secure, stable installation
• Ideal for switchgear, transformers, bus bars, and panelboards
Technical Specifications
• Manufacturer: Burndy
• Part Number: YA39A1
• Conductor Size: 750 kcmil
• Conductor Type: Aluminum or Copper (AL9CU)
• Material: Aluminum, tin-plated
• Barrel Type: Compression
• Mounting Holes: 1
• Stud Size: 1/2 inch
• Voltage Rating: Up to 35 kV (600 V typical applications)
• Installation: Requires approved compression tool and die
Applications
• Industrial and commercial power distribution
• Switchgear and transformer terminations
• Bus bar and panel connections
• Utility and heavy electrical installations
