Boltswitch ER426NST Bolted Pressure Switch (Fusible) - Essential Electric Supply
Boltswitch ER426NST Bolted Pressure Switch (Fusible) - Essential Electric Supply

Boltswitch ER426NST - Fusible Bolted Pressure Switch 600A @ 240V (200kA AIC)

Boltswitch
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Boltswitch ER426NST is a fusible bolted pressure switch designed for high-current industrial power distribution systems. This 600A-rated switch operates at 240V AC with a 200kA interrupting capacity, featuring a rugged NEMA 1 enclosure and Class R fuse compatibility for enhanced safety. Its three-pole single-configuration design with THED-compatible frames ensures reliable performance in demanding environments, meeting industry standards for industrial power management. Typical applications include motor control centers, switchgear, and heavy machinery power distribution.

Key Features & Specifications
  • Type: Fusible bolted pressure switch (ER Series)
  • Voltage Rating: 240V AC
  • Current Rating: 600A
  • Configuration: Single
  • Poles: 3
  • AIC Rating: 200kA @ 240V
  • Fuse Class: R
  • Phase: 3
  • NEMA Rating: 1
  • Compatible Frames: THED
  • Weight: 250 lb
  • Switch Style: Fusible