Boltswitch ER426ST Bolted Pressure Switch (Fusible) - Essential Electric Supply
Boltswitch ER426ST Bolted Pressure Switch (Fusible) - Essential Electric Supply

Boltswitch ER426ST - Fusible Disconnect Switch 600A@240V (200kA AIC)

Boltswitch
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Boltswitch ER426ST is a fusible bolted pressure switch designed for high-current industrial power distribution systems. It features a 240V voltage rating and 600A current capacity, housed in a rugged NEMA 1 enclosure weighing 250 lb for durable operation in demanding environments. The switch complies with industry standards for fusible disconnects and offers a 200kA interrupting capacity at 240V for reliable circuit protection. Its 4-pole, 3-phase single configuration with R-class fusing makes it ideal for heavy machinery, data centers, and industrial power panels requiring robust overcurrent protection.

Key Features & Specifications
  • Type: Fusible bolted pressure switch (ER Series) with R-class fuse compatibility
  • Voltage Rating: 240V AC
  • Current Rating: 600A
  • Configuration: Single, 4-pole
  • Phase: 3
  • AIC Rating: 200kA@240V
  • NEMA Rating: 1
  • Compatible Frames: THED
  • Weight: 250 lb
  • Standards: Industrial-grade fusible disconnect compliance
  • Applications: Heavy machinery, power distribution panels, data centers
Product Identification
  • GTIN: 00783164008630