M50ASR327 - 800 Amp Panel Switch w/ Mounting Kit

M50ASR327 - 800 Amp Panel Switch w/ Mounting Kit

When you need a heavy-duty, bolt-in panel switch that delivers reliable power control and simplifies installation, the M50ASR327 is built to meet the challenge. This 3-pole, 800 amp, 600 V AC (or less) panel switch is engineered for superior performance in demanding electrical applications — all while remaining simple to install and operate. The unit accepts Class L fuses and comes with a CDP single‑hole mounting strap kit, so you’re ready to install straight out of the box. Whether you’re upgrading a distribution panel or outfitting a new control system, the M50ASR327 helps ensure your setup is safe, compliant, and maintenance‑friendly.

Key Features and Benefits

• High-current switching capacity: Handles up to 800 Amperes, making it ideal for large load centers and commercial or industrial distribution panels.
• 3‑Pole, 600 V AC service: Designed for three-phase power systems; great for industrial setups, large HVAC systems, or three-phase motor control.
• Fusible single-unit design: Accepts Class L fuses, giving you dependable overcurrent protection and making fuse replacement fast and straightforward.
• Bolt-in type installation: The bolt-in frame (M50) ensures a secure, vibration-resistant fit that remains steady over long-term operation.
• Includes mounting hardware: Comes with a CDP single-hole mounting strap kit, saving you from sourcing hardware separately and letting you install right away.
• Compact, service-friendly form: Designed for straightforward installation and easy maintenance — ideal when reliability and uptime matter most.

Technical Specifications

• Part Number: M50ASR327 (with mounting kit)
• Poles: 3
• Amperage Rating: 800 A
• Voltage Rating: 600 V AC (maximum)
• Frame Type: M50 (Bolt-in)
• Fuse Type Accepted: Class L fuses
• Unit Type: Fusible Single Unit, Panel Switch
• Mounting Hardware: CDP single-hole mounting strap kit (included)
• Service Type: Three-phase, heavy-duty electrical distribution

Material Compliance and Certifications

• This panel switch is manufactured to meet stringent industry standards for electrical safety and performance. The M50 frame and internal contacts are constructed with high-grade conductors and insulating materials that meet or exceed applicable UL and NEMA guidelines for load centers and panel switches. When paired with proper Class L fuses and installed according to code, this device supports compliance with national electrical safety standards for commercial and industrial installations. Its design helps ensure dependable operation under load and long-term durability in demanding environments.

Where It Works Best

• Industrial environments — Great for factories, manufacturing plants, or workshops where 600 V three-phase power and high current loads (up to 800 A) are common.
• Commercial power distribution — Ideal for large commercial buildings, data centers, and facilities with heavy HVAC or mechanical loads.
• Electrical distribution panels — Fits perfectly in main distribution panels or feeders needing a fusible panel switch with Class L fuse protection.
• Retrofits & upgrades — A smart choice when upgrading older distribution gear that needs a reliable, code-compliant switch to handle increased amperage.
• Maintenance-focused setups — Because the switch accepts easily replaceable fuses and uses a bolt-in frame, it minimizes downtime when service or maintenance is needed.