NB221015 - 15Amp Circuit Breaker

NB221015 - 15Amp Circuit Breaker

The NB221015 15 amp circuit breaker is engineered to deliver dependable overcurrent protection in residential and light commercial electrical systems. Designed with a dual-pole configuration, this 15A bolt-on circuit breaker helps safeguard 120/240VAC circuits against overloads and short circuits. As part of the NB frame series, the NB221015 is built for consistent performance in maintenance and replacement applications where secure installation and reliable operation are essential. Its bolt-on mounting design provides a tight, stable connection to the panelboard, reducing the risk of loose terminations and ensuring long-term electrical integrity. With thermal magnetic trip technology, this breaker responds accurately to both prolonged overload conditions and sudden fault currents, helping protect wiring, connected equipment, and overall system performance.

Key Features and Benefits

• 15 Amp Double Pole Protection: Designed to protect 120/240VAC circuits requiring two poles, making it suitable for a range of branch circuit applications.
• Bolt-On Mounting Design: Secures firmly to the panel, promoting improved conductivity and minimizing movement or vibration over time.
• Thermal Magnetic Trip Unit: Combines thermal overload protection with instantaneous magnetic short-circuit protection for balanced, reliable circuit defense.
• NB Frame Construction: Manufactured for compatibility with NB frame panelboards and distribution equipment.
• Compact Footprint: Space-efficient dimensions allow for streamlined panel installations without sacrificing protection capacity.
  

Technical Specifications

• Product Number: NB221015
  
• Amperage Rating: 15 Amps
  
• Poles: 2
  
• Voltage Rating: 120/240 VAC
  
• Interrupting Rating: 10kAIC
  
• Frame Type: NB
  
• Mounting Type: Bolt-On
  
• Dimensions:
  • 2.00" W x 3.38" L x 2.31" D
• Approximate Ship Weight: 1.75 lbs
  

Material Compliance and Certifications

• The NB221015 circuit breaker is manufactured using high-quality components designed to meet established electrical industry standards for safety and performance. Each unit is built for dependable operation under rated conditions, helping contractors and maintenance professionals maintain compliance with applicable electrical codes and system requirements.
  

Where It Works Best

• This 15 amp double pole NB circuit breaker is ideal for maintenance, repair, and replacement projects in residential and light commercial electrical panels that require NB frame bolt-on breakers. It performs well in environments where consistent circuit protection, secure panel mounting, and reliable fault interruption are critical to keeping electrical systems operating safely and efficiently.