Boltswitch J365-X3ST - Fusible Safety Switch 400A@600V (200kA AIC)

Boltswitch J365-X3ST is a heavy-duty fusible safety switch designed for industrial power distribution systems requiring high fault current protection. This 600VAC-rated switch handles 400A continuous current with a 200kA interrupting capacity at 600V, housed in a NEMA 1 enclosure for indoor use. The three-pole single-throw configuration features bolted pressure contacts for reliable operation in demanding environments, compliant with UL and ANSI standards for industrial electrical equipment. Typical applications include motor control centers, transformer protection, and main service disconnects in manufacturing facilities.

Key Features & Specifications

• Type: J Series bolted pressure switch with fusible protection
• Voltage Rating: 600V AC
• Current Rating: 400A continuous
• AIC Rating: 200kA@600V
• Configuration: Single-throw
• Poles: 3
• Phase: 3-phase
• Fuse Class: J
• NEMA Rating: 1 (indoor)
• Weight: 250 lb
• Standards: UL/ANSI compliant
• Applications: Industrial power distribution, MCCs, service entrances