SQUARE D 50 AMP MAIN BREAKER PANELBOARD 208Y/120 VAC 3 PHASE 12 CIRCUIT

The SQUARE D 50 AMP MAIN BREAKER PANELBOARD 208Y/120 VAC 3 PHASE 12 CIRCUIT is built for dependable electrical distribution in environments where reliability matters. Designed to support industrial, commercial, and demanding residential installations, this panelboard delivers solid performance when upgrades, retrofits, or service replacements are on the schedule.

Key specifications

• Amperage rating: 50 A
• Voltage rating: 208Y/120 VAC
• Phase: 3-phase
• Spaces / circuits: 12 circuits
• Brand: SQUARE D

Why this panelboard stands out

• Trusted Square D engineering delivers consistent load distribution and long-term reliability in demanding service scenarios.
• Ideal for panel upgrades, retrofit projects, and maintenance replacements where space and circuit capacity align with 12-circuit layouts and a 50 A main.
• Precisely sized for commercial and light industrial applications, with a configuration that supports orderly, label-friendly wiring and future expansion within the 12-circuit limit.
• Cost-effective stocking option for electricians, panel builders, and MRO teams who need dependable modules ready for rapid field installation.

Ideal applications and use cases

• Panel upgrades in existing facilities where a 50 A main and 12-circuit capacity meet the load profile.
• Retrofit projects aiming to modernize distribution in commercial spaces or light industrial setups without overhauling entire electrical rooms.
• Maintenance replacement scenarios that require a proven, field-tested panelboard for quick, reliable service restoration.
• Stocking spare parts for service vans and job sites where standardization with Square D components speeds repairs.

Performance and reliability you can count on

This panelboard combines robust construction with a familiar, proven design language from Square D, delivering predictable fault isolation and straightforward troubleshooting. With 208Y/120 VAC three-phase capability, it supports balanced loads across three phases, helping to optimize energy usage and reduce hotspot risk in multi-circuit installations.

Installation guidance and best practices

• Verify compatibility with existing enclosures and mounting arrangements before installation to ensure a clean fit and compliant wiring pathways.
• Plan wiring with clear labeling for each of the 12 circuits to simplify future maintenance and troubleshooting.
• Adhere to local electrical codes and permit requirements; ensure a qualified electrician performs the installation and commissioning.
• Consider future expansion needs within the 12-circuit framework and confirm that the 50 A main suits the anticipated load growth.