Boltswitch ER425 Bolted Pressure Switch (Fusible) - Essential Electric Supply
Boltswitch ER425 Bolted Pressure Switch (Fusible) - Essential Electric Supply

Boltswitch ER425 - Fusible Pressure Switch 400A@240V (200kA AIC)

Boltswitch
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Boltswitch ER425 is a fusible bolted pressure switch designed for high-current industrial power distribution systems. This 400A-rated switch operates at 240V AC with a 200kA interrupting capacity, featuring a rugged NEMA 1 enclosure and 4-pole single configuration for three-phase applications. Its ER-series construction with Class R fuse compatibility ensures reliable circuit protection in demanding environments, meeting industry standards for industrial power control. 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: 400A
  • Configuration: Single
  • Poles: 4
  • AIC Rating: 200kA@240V
  • Phase: 3
  • Fuse Class: R
  • NEMA Rating: 1
  • Compatible Frames: TB
  • Weight: 250 lb
  • Switch Style: Fusible
  • Standards: Industrial power distribution
  • Applications: Motor control centers, switchgear, heavy machinery