GE 7700 - Cutler Hammer 9800 Unitrol - Breaker MCC Bucket - 40 A, 600 V, 18" Height, 3 P | AmpState

Designed for demanding industrial motor control environments, the GE 7700 Breaker MCC Bucket (9800 Unitrol) delivers a precise 40 A, 600 V, 3-Pole protection module that integrates seamlessly with GE 7700 motor control centers. This MCC bucket is engineered for reliability and ease of maintenance, serving as a direct replacement or retrofit unit to keep your existing lineups up and running with minimal downtime. 18" in height ensures compatibility with standard MCC enclosures while maintaining robust protection for your three-phase motors.

Key specifications you can rely on

• Brand: GE
• Series: 9800 Unitrol
• Configuration: Breaker MCC Bucket
• Rating: 40 A, 600 V, 3-Pole
• Bucket Height: 18"
• Application: Industrial motor control centers (MCCs) compatible with GE 7700 series

What sets this MCC bucket apart

• Direct compatibility with GE 7700 MCCs: Precisely sized to slot into existing GE 7700 frames, reducing installation complexity and downtime.
• Retrofit-ready design: Ideal for upgrading aging protective devices without a full panel replacement, preserving your control architecture while enhancing protection.
• 3-Pole protection for three-phase systems: Delivers reliable coordination with three-phase motors and drives, helping prevent nuisance trips while safeguarding valuable equipment.
• Standardized Unitrol performance: Part of the 9800 Unitrol family, offering proven protection characteristics and consistent electrical behavior across installations.
• Compact 18" form factor: Fits tight MCC spaces without compromising bus connections or mounting stability.

Ideal use cases

• Maintenance or expansion of plant motor control centers in manufacturing, packaging, and process industries.
• Retrofits for aging GE 7700 MCCs to restore reliable overcurrent protection and improve trip response.
• Replacement for failed breakers within existing 9800 Unitrol configurations, ensuring standardization across your MCC lineup.
• Critical backup protection for pumps, fans, conveyors, and compressors where uptime is a priority.

Installation, compatibility, and practical insights

When integrating this MCC bucket, verify that your system aligns with the 40 A, 600 V, 3-Pole specification and that the unit is intended for use within GE 7700 frames. The 18" bucket height is designed to match common MCC racks, simplifying alignment with bus bars and mounting hardware. For retrofits, assess whether your existing control circuits and protective relays are compatible with the 9800 Unitrol characteristics to ensure seamless coordination with upstream protections. As with any motor control equipment, follow best practices for electrical safety, including lockout/tagout and verification of de-energization before installation or servicing.

Why AmpState

AmpState provides high-quality MCC buckets and retrofit solutions backed by global delivery and technical support. With deep expertise in industrial motor control applications, AmpState helps you source the right 9800 Unitrol bucket, validate compatibility, and accelerate installation so your production lines stay productive.

Engineered for durability, precision, and straightforward retrofits, this GE 7700 Breaker MCC Bucket is a practical, value-driven choice for maintaining robust motor protection in demanding industrial environments.