Q2430-20 - 20 Amp Circuit Breaker

Q2430-20   - 20 Amp Circuit Breaker

The Q2430-20 20 Amp Circuit Breaker is designed as a direct, form-fit functional replacement for existing Q-frame panel applications where accuracy, compatibility, and dependable circuit protection matter most. Built for plug-on installation, this breaker allows electricians and maintenance professionals to replace an existing unit without modifying wiring or panel layouts. It delivers consistent overcurrent protection for three-phase systems commonly found in commercial, industrial, and multi-family residential environments. When maintaining older electrical infrastructure, this breaker helps preserve original design intent while keeping systems operating safely and within code requirements.

Key Features and Benefits

• Plug-On Design: Installs directly into compatible Q-frame panels with no pigtails or adapters required, helping reduce labor time during replacements or service work.
• 20 Amp Rating: Provides precise overcurrent protection for branch circuits requiring a 20-amp, three-pole configuration.
• 10 kAIC Interrupting Capacity: Rated to interrupt fault currents up to 10 kAIC at 240 VAC, meeting the needs of panels designed around this short-circuit capacity.
• Space-Efficient Profile: Sized to fit standard Q24 layouts, allowing orderly breaker placement without crowding the panel.
• Reliable Legacy Compatibility: Engineered to align with original specifications, making it a dependable choice for maintaining existing electrical systems.

Technical Specifications

• Poles: 3-Pole
  
• Amperage: 20 Amps
  
• Voltage Rating: 240 VAC
  
• Interrupting Capacity: 10 kAIC
  
• Frame Style: Q24
  
• Dimensions:
  • Width: 2.25 inches
  • Length: 4.81 inches
  • Depth: 2.50 inches
• Approximate Weight: 3 lbs
  

Material Compliance and Certifications

• This circuit breaker is manufactured in accordance with recognized UL and NEMA standards for safety, performance, and material conformity. It is tested to meet applicable electrical code requirements when installed in systems designed for Q-frame breakers, supporting compliance and dependable operation in professional installations.

Where It Works Best

• The Q2430-20 is well-suited for electricians, facility managers, and contractors servicing existing switchboards that rely on Q-frame architecture. It is commonly used in commercial buildings, industrial facilities, and multi-unit residential properties where maintaining panel compatibility is critical. This breaker is ideal when the goal is a straightforward replacement that keeps the original electrical layout intact while restoring proper circuit protection.