The Square D MHL368001595 molded case circuit breaker is a high-capacity industrial-grade protection device designed for reliable performance in commercial and industrial electrical distribution systems. Built on the MHL frame style with a thermal magnetic non-interchangeable trip unit, this breaker provides dependable overload and short-circuit protection under demanding operating conditions. It is equipped with a right-hand 2A-2B auxiliary contact module for monitoring and signaling, along with a left-hand 120VAC undervoltage release (UVR) for enhanced safety and automatic tripping functionality. Its rugged molded case construction, high interrupting capacity, and bolt-on mounting design ensure secure installation, advanced control integration, and long-term operational reliability.

Product Specifications

• Brand: Square-D
• Model: MHL368001595
• Frame Style: MHL
• Product Type: Molded Case Circuit Breaker
• Breaker Type: Thermal Magnetic
• Trip Unit: Non-Interchangeable
• Amperage Rating: 800 Ampere
• Number of Poles: 3 Pole
• Mounting Type: Bolt On
• Maximum Voltage Rating: 600V
• Standard Lug Type: Line and Load End
• Auxiliary Contact: Right Hand 2A-2B Installed
• Undervoltage Release: Left Hand 120VAC UVR Installed
• Operating Temperature Reference: 40°C
• Warranty: One Year

Technical Specifications

• Thermal magnetic trip mechanism for overload and short-circuit protection
• Non-interchangeable trip unit for fixed protection settings
• Factory-installed right-hand 2A-2B auxiliary contacts for status monitoring
• Left-hand 120VAC undervoltage release (UVR) for automatic trip under voltage loss conditions
• Heavy-duty molded case construction for industrial reliability
• High interrupting capacity for enhanced electrical system safety
• Bolt-on mounting configuration for secure and stable installation
• Suitable for commercial and industrial power distribution systems
• Reliable performance under high-load electrical conditions

Voltage and Ratings

• Rated Current: 800A
• Rated Maximum Voltage: 600V
• Interrupting Capacity: 65kA @ 240 VAC
• Interrupting Capacity: 65kA @ 480 VAC
• Interrupting Capacity: 25kA @ 600 VAC
• Interrupting Capacity: 14kA @ 250 VDC
• Trip Setting Range: 3000–6000
• UVR Voltage: 120VAC
• Frequency Rating: 50/60Hz

Product Data

• Manufacturer: Square-D
• Product Category: Molded Case Circuit Breaker
• Series: MHL Frame
• Connection Type: Bolt On
• Frame Type: M
• Pole Configuration: 3 Pole
• Lug Configuration: Line and Load End Terminals Standard
• Installed Accessories: 2A-2B Auxiliary Contact, 120VAC UVR
• Condition Support: Certified Reconditioned and New Surplus
• Included Warranty Coverage: Shipping, repairs, parts, and labor for recertification
• Application: Commercial and Industrial Electrical Distribution Systems

Important Note

The product image shown represents a base model and is intended for identification purposes only. Accessories purchased together with the breaker can be installed at no additional cost according to customer configuration requirements when installation instructions are provided during checkout. Installation, operation, and maintenance must be performed by qualified electrical personnel in accordance with applicable electrical standards and manufacturer guidelines. Warranty coverage excludes damage caused by misuse, improper installation, or normal wear and tear.

Returns are easy

You may return items within 30 days of delivery for a refund.

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My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.