FD2045 - 45Amp Circuit Breaker

FD2045 - 45Amp Circuit Breaker

Electrical maintenance rarely happens at a convenient time. Whether you're replacing a failed breaker after an unexpected shutdown or changing aging equipment during a planned maintenance window, having the correct replacement can make all the difference. The Eaton FD2045 is a 45 Amp, 2-pole Series C molded case circuit breaker built for applications where maintaining the original equipment configuration is important. Matching the proper frame, electrical ratings, and terminal style helps eliminate compatibility questions and keeps repair work moving in the right direction.

Key Features and Benefits

• Eaton Series C complete molded case circuit breaker
• 45 Amp continuous current rating
• Two-pole configuration
• F-frame construction for compatible electrical equipment
• T186 thermal magnetic trip unit helps protect against overloads and short circuits
• Rated for 600 VAC and 250 VDC
• Interrupting ratings of 65 kAIC at 240 VAC and 35 kAIC at 480 VAC
• Factory-configured with Load Side terminals
• Helps maintain the original form, fit, and function of compatible equipment
• A practical replacement for maintenance projects, repairs, and spare parts inventory
• Built to last for long-term service in commercial and industrial environments
  

Technical Specifications

• Manufacturer: Eaton
  
• Catalog Number: FD2045
  
• Product Type: Molded Case Circuit Breaker
  
• Series: Series C
  
• Circuit Breaker Type: FD
  
• Frame: F
  
• Frame Type: Complete Breaker
  
• Amperage Rating: 45 Amps
  
• Poles: 2
  
• Trip Type: T186
  
• Voltage Rating: 600 VAC, 250 VDC
  
• Frequency: 50/60 Hz
  
• Interrupt Rating:
  • 65 kAIC at 240 VAC
  • 35 kAIC at 480 VAC
• Terminals: Load Side
  
• Dimensions: 6 in. H × 2.75 in. W × 3.38 in. D
  
• Weight: 3 lb
  

Material Compliance and Certifications

The Eaton FD2045 is UL Listed and manufactured to Eaton's published electrical ratings and specifications. Before installation, verify compatibility with the existing electrical equipment by confirming the frame size, amperage, number of poles, trip unit, voltage rating, interrupting capacity, and terminal configuration.

Where It Works Best

The FD2045 is commonly used in commercial buildings, manufacturing facilities, institutional properties, healthcare facilities, and industrial operations that utilize Eaton Series C F-frame circuit breakers. It's well suited for replacing a breaker with the same catalog number during routine maintenance, restoring service after an unexpected breaker failure, or keeping a compatible spare on hand to reduce downtime.