M50AS368 - 1200 Amp Panel Switch

M50AS368 - 1200 Amp Panel Switch

Looking for a reliable panel switch that handles serious power demands without compromising on safety or performance? The M50AS368 is a heavy‑duty, 3‑pole, 1200‑amp circuit breaker — designed to deliver dependable, long-lasting power distribution and overload protection for industrial and commercial settings. Whether you’re upgrading a main service panel or building a new electrical distribution system, this Type M50 bolt-in unit offers a durable yet straightforward solution that accepts Class L fuses and delivers consistent performance under load.

Key Features and Benefits

• High‑Capacity Power Handling: With 1200 amps and 3 poles, the M50AS368 is built to manage substantial electrical loads — ideal for large motors, HVAC systems, or main panels in commercial or industrial buildings.
• Versatile Installation: The bolt‑in Type M50 frame is compatible with a wide range of panelboard assemblies, making installation straightforward whether you're retrofitting or building from scratch.
• Fusible Single‑Unit Design: Accepting Class L fuses gives you reliable overcurrent protection and allows for easy fuse replacement in case of overloads, simplifying maintenance.
• 600 V AC Capability: Suitable for most commercial and industrial AC distribution needs — safely rated for up to 600 volts.
• Space‑Saving, Streamlined Configuration: The 3‑pole setup condenses three circuits into a single breaker unit — saving space and simplifying panel organization.

Technical Specifications

• Part Number: M50AS368
• Poles: 3
• Rated Amperage: 1200 A
• Frame Type: M50
• Voltage Rating: 600 V AC (maximum)
• Fuse Type Accepted: Class L fuses (fusible type)
• Configuration: Single‑unit, bolt‑in panel switch
• Ship Weight: Approx. 23.5 lb (≈ 10.6 kg)
• Shipping Height: 29.0 in

Material Compliance and Certifications

• Industry Standards: The M50AS368 is manufactured to meet rigorous industry standards for electrical safety and performance. Its design adheres to the established ANSI/UL specifications for high-current circuit breakers and panel switches.
• Durability: The unit uses high-grade conductive components and durable housing materials tested to handle thermal and electrical stress over time, ensuring safe, reliable operation in demanding environments.

Where It Works Best

• Large commercial or industrial electrical panels where high current distribution is required.
• Main service panels in factories, warehouses, or large facilities powering heavy machinery, HVAC systems, or multiple high-draw circuits.
• Retrofit or upgrade projects where a bolt-in Type M50 unit is preferred.
• Installations requiring reliable Class L fuse compatibility for overcurrent protection and easier maintenance in case of overload.
• Scenarios demanding a combination of high amperage, multi‑pole protection, and a compact installation footprint.