Boltswitch L427-AST - Fusible Bolted Pressure Switch 800A@240V (200kA AIC, 4-Pole)

Boltswitch L427-AST is a fusible bolted pressure switch designed for high-current industrial power distribution systems. It features a 240V voltage rating and 800A current capacity with a 200kA@240V interrupting rating for robust circuit protection. The 250 lb NEMA 1-rated enclosure houses a 4-pole single-configuration design compatible with THED frames, constructed for three-phase applications. Compliant with Class L fuse standards, this switch ensures reliable operation in demanding environments. Typical applications include industrial motor control centers, heavy machinery power distribution, and large-scale electrical infrastructure.

Key Features & Specifications

• Type: Fusible bolted pressure switch, Class L fuse compatibility
• Voltage Rating: 240V AC
• Current Rating: 800A
• Configuration: Single
• Poles: 4
• AIC Rating: 200kA@240V
• Phase: 3
• NEMA Rating: 1
• Compatible Frames: THED
• Weight: 250 lb
• Switch Style: Fusible