EJB24025 - 25 Amp Circuit Breaker

EJB24025 - 25 Amp Circuit Breaker

Electrical systems depend on having the right breaker in the right place. The Square D EJB24025 is a 25 Amp, 2-pole E-Frame miniature circuit breaker made for compatible Square D NF panelboards. If you're replacing an existing breaker during maintenance or bringing an older panel back into service, this model provides the correct form, fit, and function without changing the original panel design.

With interrupting ratings of up to 100 kA in applicable voltage systems, along with HACR and HID ratings, the EJB24025 is commonly used in commercial lighting systems, HVAC equipment, and general branch circuit protection. It's built to last and remains a dependable replacement for compatible Square D installations.

Key Features and Benefits

• Designed for compatible Square D NF panelboards
• 25 Amp current rating
• 2-pole bolt-on circuit breaker
• Thermal-magnetic trip unit for overload and short-circuit protection
• Built-in trip indicator for quick visual status checks
• Supports both copper and aluminum conductors
• Interrupting capacity up to 100 kA in applicable voltage systems
• HACR and HID rated
• Factory calibrated for operation at 40°C (104°F)
• Built to last for dependable service in compatible electrical systems
  

Technical Specifications

• Manufacturer: Square D
  
• Catalog Number: EJB24025
  
• Product Type: E-Frame Miniature Circuit Breaker
  
• Frame Series: 125 A Frame EDB/EGB/EJB
  
• Rated Current: 25 Amps
  
• Number of Poles: 2
  
• Maximum Operating Voltage: 480Y/277 VAC
  
• Mounting Type: Bolt-On
  
• Trip Unit Technology: Thermal-Magnetic
  
• Protection: Overload and Short-Circuit
  
• Interrupting Capacity:
  • 100 kA @ 120 VAC
  • 100 kA @ 120/240 VAC
  • 100 kA @ 240 VAC
  • 65 kA @ 277 VAC
  • 65 kA @ 480Y/277 VAC
• Trip Unit Rating: 875 A
  
• Holding Current: 270 A
  
• Electrical Connections: Aluminum lugs
  
• Compatible Wire Sizes:
  • Copper: 14 AWG–6 AWG
  • Aluminum: 12 AWG–6 AWG
• Tightening Torque: 30.09 lb-in (3.4 N·m)
  
• Panel Spaces Required: 2
  
• Dimensions:
  • Height: 5.66 in. H
  • Width: 1.96 in. W
  • Depth: 4.05 in. D
• Weight: 3 lb (1.4 kg)
  
• Operating Temperature: Up to 104°F (40°C)
  

Material Compliance and Certifications

The Square D EJB24025 is cULus Listed, TAA Compliant, and carries HACR and HID ratings for approved HVAC and high-intensity discharge lighting applications. It is manufactured to meet recognized North American safety standards and is intended for use in compatible Square D NF panelboards.

Where It Works Best

The EJB24025 is a common choice for offices, schools, healthcare facilities, retail buildings, warehouses, and light industrial properties using compatible Square D NF panelboards. It is well suited for lighting circuits, HVAC equipment, and general branch circuit protection where a 25 Amp, 2-pole bolt-on breaker is required.