Square D | 992915 | Circuit Breaker | 15A | 1-Pole | 277V | Bolt-On

Square D 992915 is a single-pole, 15-amp circuit breaker designed for 277-volt circuits with bolt-on mounting. Built for maintenance, retrofit, and replacement tasks, this unit delivers reliable overcurrent protection while matching the precise specifications required by compatible Square D panels.

Key specifications

• Amperage: 15A
• Poles: 1-Pole
• Voltage: 277V
• Mounting: Bolt-On
• Part number: 992915
• Brand: Square D

What sets this breaker apart

• Exact-fit reliability: Designed for bolt-on panel configurations that require a precise 1-Pole, 15A, 277V specification, ensuring seamless compatibility with existing Square D installations.
• Secure mounting: Bolt-On construction provides a robust mechanical connection, reducing loose-contact risk in demanding environments where vibration and movement are common.
• Targeted protection: 15A protection for 277V circuits—ideal for lighting, control circuits, and auxiliary power in commercial or light industrial applications.
• Simple retrofit: When upgrading or replacing aging breakers, using the exact part reference (992915) minimizes compatibility surprises and downtime.

Use cases and ideal applications

• Maintaining or upgrading commercial electrical panels that utilize 277V single-pole breakers
• Retrofit projects in facilities with 15A loads such as lighting control gear, small motors, or distribution circuits
• Replacement of worn or obsolete breakers in panels that specify bolt-on, single-pole Square D components

Installation and compatibility tips

• Always verify fitment by cross-referencing the part number 992915 with your panel’s documented compatibility list
• Confirm that your panel supports bolt-on breakers and the 1-Pole configuration before installation
• Ensure power is fully disconnected, use proper insulated tools, and follow the panel manufacturer’s torque and installation guidelines
• Inspect the bus stabs and mounting area for cleanliness and signs of wear prior to mounting

Important: Always confirm fit and ratings before ordering. The part number 992915 is the most reliable reference to ensure you're selecting a genuine Square D breaker that matches your voltage, amperage, and mounting requirements.