EJB14025 - 25 Amp Circuit Breaker

EJB14025 - 25 Amp Circuit Breaker

When dependable circuit protection matters, the Square D EJB14025 delivers the performance electricians and facility managers trust. Designed specifically for compatible Square D NF panelboards, this 25 Amp, single-pole E-Frame miniature circuit breaker helps protect electrical systems from damaging overloads and short circuits with a proven thermal-magnetic trip unit. Whether you're replacing an existing breaker or maintaining a commercial electrical distribution system, the EJB14025 offers reliable operation, secure bolt-on installation, and the long-lasting durability needed for demanding applications. A built-in trip indicator makes it easy to identify when the breaker has tripped, helping reduce troubleshooting time and get equipment back online faster.

Key Features and Benefits

• Provides dependable overload and short-circuit protection with a thermal-magnetic trip unit
• 25 Amp current rating with a single-pole configuration
• Designed for use in compatible Square D NF panelboards
• Bolt-on mounting provides a secure and stable installation
• Built-in trip indicator allows for quick breaker status identification
• Rated for systems up to 277 VAC
• HACR, HID, and Switching Duty rated for versatile commercial applications
• Accepts copper conductors from 14–6 AWG and aluminum conductors from 12–6 AWG
• Calibrated for reliable operation at ambient temperatures up to 40°C (104°F)

Technical Specifications

• Manufacturer: Square D
  
• Catalog Number: EJB14025
  
• Product Type: Miniature Circuit Breaker
  
• Series: 125A Frame EDB/EGB/EJB (E-Frame)
  
• Device Type: EJB
  
• Amperage: 25 Amps
  
• Poles: 1
  
• Maximum Operating Voltage: 277 VAC
  
• Trip Unit Technology: Thermal-Magnetic
  
• Trip Unit Rating: 875 A
  
• Holding Current: 270 A
  
• Interrupting Rating:
  • 100 kA @ 120 VAC
  • 65 kA @ 120/240 VAC
  • 65 kA @ 240 VAC
  • 65 kA @ 277 VAC
• Breaking Capacity Code: J
  
• Mounting Style: Bolt-On
  
• Compatible Equipment: Square D NF Panelboards
  
• Protection: Overload and Short Circuit
  
• Trip Indicator: Yes
  
• Electrical Connections: Aluminum lugs
  
• Wire Range:
  • Copper: 14–6 AWG
  • Aluminum: 12–6 AWG
• Terminal Tightening Torque: 30.09 lb-in (3.4 N·m)
  
• Dimensions:
  • Height: 5.66 in.
  • Width: 0.98 in.
  • Depth: 4.05 in.
• Weight: 2 lb.
  

Material Compliance and Certifications

• cULus Listed
• TAA Compliant
• HACR Rated
• HID Rated
• Switching Duty Rated
• Calibrated for operation at 40°C (104°F)
• Country of Origin: Mexico
• Manufacturer's 18-Month Warranty

Where It Works Best

The Square D EJB14025 is an excellent choice for commercial, industrial, and institutional electrical systems using compatible Square D NF panelboards. It's commonly installed to protect lighting panels, branch circuits, HVAC equipment, and high-intensity discharge (HID) lighting systems where reliable overload and short-circuit protection is essential. Whether you're performing preventive maintenance, replacing a failed breaker, or upgrading an existing electrical distribution system, the EJB14025 offers the dependable protection, compatibility, and performance professionals expect from Square D equipment.