M50ASR325 - 400 Amp Panel Switch w/ Mounting Kit

M50ASR325 - 400 Amp Panel Switch w/ Mounting Kit

When you need a replacement panel switch that matches the original installation, the M50ASR325 w/ Mounting Kit offers the electrical ratings and mounting configuration required for many existing power distribution systems. This 3-pole, 400-amp fusible panel switch is rated for 600 volts AC or less and uses Class RK1 or Class RK5 fuses for overcurrent protection. Its bolt-in Type M50ASR construction makes it a practical form-fit-and-function replacement in compatible equipment without changing the original panel layout. The included CDP single-hole mounting hardware and strap kit helps you ensure the switch can be installed using the proper mounting arrangement. Built to last, this switch is commonly used during maintenance and repair projects where keeping existing electrical equipment in service is the priority.

Key Features and Benefits

• Manufacturer Part Number: M50ASR325 w/ Mounting Kit
• 3-Pole Fusible Single-Unit Panel Switch: Designed as a 3-pole fusible single-unit panel switch for compatible electrical distribution systems.
• 400 Amp Current Rating: Rated for 400 amps to match the original installation requirements.
• Rated for Systems up to 600 Volts AC: Suitable for systems rated up to 600 volts AC or less.
• Bolt-In Type M50ASR Configuration: Provides a practical form-fit-and-function replacement in compatible equipment without changing the original panel layout.
• Accepts Class RK1 and Class RK5 Fuses: Uses Class RK1 or Class RK5 fuses for overcurrent protection.
• Includes CDP Single-Hole Mounting Hardware and Strap Kit: Helps ensure the switch can be installed using the proper mounting arrangement.
• Built to Last: Commonly used during maintenance and repair projects where keeping existing electrical equipment in service is the priority.
• Form, Fit, and Functional Replacement: Intended as a form, fit, and functional replacement for matching installations.

Technical Specifications

• Part Number: M50ASR325 w/ Mounting Kit
• Type: M50ASR
• Poles: 3
• Amperage: 400 Amps
• Voltage Rating: 600 Volts AC or Less
• Switch Style: Fusible Single Unit
• Mounting Type: Bolt-In
• Fuse Type: Class RK1 & RK5
• Included Hardware: CDP Single-Hole Mounting Hardware/Strap Kit
• Dimensions:
  • Height: 15.0 in.
  • Width: 23.5 in.
  • Depth: 9.0 in.

Material Compliance and Certifications

• Electrical Ratings: This panel switch is rated for 600 Volts AC or less and is manufactured for use with Class RK1 and Class RK5 fuses.
• Installation Requirements: Always verify that the part number, electrical ratings, mounting style, and fuse requirements match your existing equipment before installation. Installation should be completed in accordance with applicable electrical codes and manufacturer recommendations.

Where It Works Best

• The M50ASR325 is commonly found in commercial and industrial electrical distribution equipment where a 400-amp, 3-pole fusible bolt-in panel switch is required. It is often used during maintenance, repairs, and equipment restoration when replacing an existing switch with one that matches the original specifications. Maintaining the correct mounting style, pole count, voltage rating, and fuse compatibility helps keep existing systems configured as intended.