UNMARKED C955A

Description:

The Unmarked C955A is a thermal overload heater element used in industrial motor control systems to provide overload protection for motors and magnetic starters. Associated with the General Electric CR123C series, this heater element is designed to trip the overload relay when motor current exceeds safe operating limits, helping protect motors from overheating and damage. Maintenance teams and OEMs use this component for repair, retrofit, expansion, or replacement projects.

Applications:

The Unmarked C955A heater element is commonly used in industrial applications requiring dependable motor overload protection. It is frequently installed in motor starters, motor control centers (MCCs), pumps, conveyors, fans, and manufacturing equipment where protecting motors from sustained overcurrent conditions is essential.

Technical Specifications:

• Manufacturer: Unmarked / Compatible with GE CR123C Series
• Part Number: C955A
• Alternate Part Number: CR123C9.55A
• Product Type: Thermal Overload Heater Element
• Function: Provides motor overload protection
• System Compatibility: GE CR123C Series motor starters and overload relays
• Rated Current Range: 7.58–9.65 A (varies by starter size)
• Maximum Fuse Rating: 30 A
• NEMA Sizes: Compatible with selected NEMA Size 00, 0, 1, and 2 starters
• Mounting Type: Panel mounted within overload relay assembly
• Operating Environment: Industrial environments
• Industrial Standards Compatibility: NEMA motor control standards
• Additional Features: Ambient compensated design for accurate overload protection.

Common Replacements:

• GE CR123C9.55A
• GE CR123-C9.55A
• GE CR123C Series heater element