Square D MG17444 Circuit Breaker, 5A, 2-Pole, 240V

The Square D MG17444 circuit breaker is a compact, dependable overcurrent protection device designed for industrial electrical service, maintenance, and replacement projects. With a 5 A rating, 2 poles, and a 240 V operating voltage, it safeguards circuits and equipment in demanding environments. This part is commonly associated with the MG series and should be verified for fit by the part number MG17444 and your application requirements.

Key specifications

• Amperage: 5 A
• Poles: 2
• Voltage: 240 V
• Series: MG (Square D MG)
• Part Number: MG17444

Why this MG17444 matters

The two-pole design provides simultaneous disconnection of both conductors in a 240 V circuit, delivering reliable overcurrent protection for loads such as control panels, small motors, lighting circuits, and automation equipment. Using the MG17444 in an MG-series panel ensures proper mechanical fit and electrical characteristics aligned with the panel’s design.

Ideal use cases

• Industrial control panels and machine cabinets needing dedicated 240 V circuits
• Maintenance and replacement of existing MG-series breakers in manufacturing facilities
• Protection for equipment feeders and control circuits in industrial settings

Compatibility and verification

To ensure a correct fit, verify the part number MG17444 against your panel labeling and the application requirements. If you’re uncertain about compatibility or matching a part number to your specific setup, message us and we’ll assist with confirmation and options.

Practical installation and maintenance tips

• Always power down and follow proper lockout/tagout procedures before replacement or installation.
• Check mounting and terminal connections to ensure a secure, proper fit within MG-series panels.
• Keep spare MG17444 breakers on hand with the part number visible to streamline future maintenance.