CH2040 - 40Amp Circuit Breaker

CH2040 - 40Amp Circuit Breaker

When electrical system reliability is on the line, having the right circuit breaker installed can make all the difference. The CH2040 40 Amp 2-Pole Type CH Bolt-On Circuit Breaker is designed to provide dependable protection against overloads and short circuits while helping keep your equipment and electrical infrastructure operating safely. Whether you're replacing an existing breaker during maintenance or matching original equipment specifications in a commercial or industrial facility, the CH2040 offers the performance and configuration professionals rely on.

Built with a secure bolt-on design, this breaker stays firmly connected in applications where dependable operation is essential. Its thermal magnetic trip mechanism responds to both prolonged overload conditions and sudden fault currents, helping protect connected circuits from damage. With a 40 Amp rating, 2-pole construction, and impressive interrupting capacities of 65kA at 240VAC and 14kA at 480VAC, the CH2040 is well-suited for demanding electrical environments where safety and system uptime matter.

The breaker is also HACR rated, making it a suitable choice for compatible heating, air conditioning, and refrigeration systems.

Key Features and Benefits

• Provides reliable protection against overloads and short circuits
• 40 Amp current rating for a variety of commercial and industrial applications
• 2-pole design for multi-phase circuit protection
• Bolt-on mounting helps ensure a secure installation
• Thermal magnetic trip mechanism delivers responsive fault protection
• High interrupting ratings of 65kA at 240VAC and 14kA at 480VAC
• HACR rated for compatible HVAC and refrigeration applications
• Designed for operation at temperatures up to 40°C
• Compatible with 50/60Hz electrical systems
• Non-interchangeable trip unit helps maintain original design specifications
• Ideal for maintenance, repair, and replacement projects
  

Technical Specifications

• Part Number: CH2040
  
• Type: CH
  
• Poles: 2
  
• Amperage: 40 Amps
  
• Trip Type: Thermal Magnetic
  
• Mounting Style: Bolt-On
  
• Trip Unit: Non-Interchangeable
  
• Interrupting Capacity (A.I.C.): 65kA @ 240VAC; 14kA @ 480VAC
  
• Frequency: 50/60Hz
  
• Temperature Rating: 40°C
  
• HACR Rated: Yes
  
• Width: 2.0 in.
• Height: 4.0 in.
• Depth: 2.63 in.
• Approximate Dimensions: 2.0"W × 4.0"H × 2.63"D
  
• Approximate Ship Weight: 2.75 lbs.
  

Material Compliance and Certifications

• The CH2040 is HACR rated, supporting use in compatible heating, air conditioning, and refrigeration applications. As with all electrical protection devices, installation should be performed according to applicable electrical codes, equipment requirements, and manufacturer recommendations. Verifying compatibility with your specific panel and electrical system is recommended before installation.
  

Where It Works Best

The CH2040 is frequently used in:

• Commercial buildings and office facilities
• Industrial plants and manufacturing environments
• HVAC and refrigeration systems
• Electrical distribution equipment
• Panelboard and branch circuit protection
• Facility maintenance and retrofit projects
• Mechanical rooms and utility spaces
• Applications requiring 40 Amp, 2-pole circuit protection
• Compatible Type CH electrical systems