Boltswitch L427-AST Bolted Pressure Switch (Fusible) - Essential Electric Supply
Boltswitch L427-AST Bolted Pressure Switch (Fusible) - Essential Electric Supply

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

Boltswitch
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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