Schneider Electric / Square D Model 3 - Breaker MCC Bucket - 250 A, 480 V, 42" Height, 3 P | AmpState

Engineered as a precise, direct-replacement MCC bucket for Schneider Electric Square D Model 3 systems, this 250 A, 480 V, 3-Pole unit from AmpState is built to keep industrial motor control panels running with minimal downtime. It’s designed for retrofits and OEM replacements, dropping straight into existing Model 3 MCC enclosures and matching the original mounting geometry, electrical ratings, and overall fit for seamless integration.

Why this MCC bucket stands out

• Exact-fit, OEM-compatible: A true plug-and-play replacement for Schneider Electric Square D Model 3 MCC buckets, engineered to align with the original dimensions and mounting pattern so installation is straightforward with no guesswork.
• Robust electrical rating: 250 A current capacity at 480 V three-phase, designed to handle demanding motor loads in manufacturing, pumping, material handling, and process lines.
• Standard 42" height: Specifically sized to fit common 42" MCC frames, ensuring compatibility with a wide range of enclosures and bus configurations.
• Three-pole configuration: Delivers balanced switching for reliable start-ups and consistent motor protection across all three phases.
• OEM quality with global delivery: AmpState provides high-quality MCC components with worldwide shipping, making spare parts accessible for multi-site operations and long-term maintenance programs.

Practical use cases

Ideal for facilities with mid-to-large motor fleets that rely on robust motor control and minimal downtime. Use this bucket for retrofits on aging Model 3 MCC systems, as a ready spare for preventive maintenance, or to support new installations of three-phase motors up to 250 A. Applications span conveyors, industrial fans, pumps, mixers, and similar line equipment where dependable motor control is critical to uptime and productivity.

What sets it apart from generic options

Unlike non-OEM substitutes that may require modifications or fail to align perfectly with the Model 3 footprint, this MCC bucket is engineered to preserve protection coordination, trip settings, and mechanical fit. It’s a reliable, cost-conscious choice for maintenance teams aiming for predictable performance and faster retrofits without compromising safety or compatibility.

Installation considerations

When swapping in this bucket, confirm enclosure clearance, verify three-phase feeder connections, and follow standard electrical safety practices. Ensure proper torque on mounting hardware and check bus-bar alignment to maintain optimal electrical contact. Keeping a spare bucket on hand helps you meet production schedules and reduce downtime during maintenance windows.

Specification snapshot

• Brand: Schneider Electric / Square D
• Model: Square D Model 3
• Configuration: Breaker MCC Bucket
• Rating: 250 A, 480 V, 3-Pole
• Height: 42 inches
• Supplier: AmpState (global delivery)