Breakers Unlimited BURLK340EX - QMB Switch 600V/400A (SGHA Frame Compatible)

Breakers Unlimited BURLK340EX is a QMB-type industrial switch designed for high-current circuit protection in heavy-duty electrical systems. The unit operates at 600V AC with a fixed 400A current rating, housed in a rugged 8 lb single-branch configuration panel compatible with SGHA frames. Its QMB Saflex construction meets industrial durability standards for demanding environments. The switch is engineered for use in power distribution panels, industrial control systems, and high-capacity electrical infrastructure where reliable circuit protection is critical.

Key Features & Specifications

• Type: QMB Saflex strap kit with single-branch configuration
• Voltage Rating: 600V AC
• Current Rating: Fixed 400A
• Weight: 8 lb
• Panel Type: QMB
• Compatible Frames: SGHA
• Switch Type: QMB
• Configuration: Single Branch