EGB34125 - 125 Amp Circuit Breaker

EGB34125 - 125 Amp Circuit Breaker

Protect your electrical panels with the reliable, heavy‑duty performance of the EGB34125 125 Amp Mini Circuit Breaker. Designed to deliver dependable protection for commercial and industrial systems, this breaker combines precise thermal‑magnetic tripping, high interrupting capacity, and broad compatibility — ensuring your circuits remain safe under demanding conditions.

Key Features and Benefits

• Dependable Protection: The thermal‑magnetic trip mechanism responds quickly and accurately to overloads and short circuits, safeguarding your low‑voltage electronics before damage occurs.
• High Interruption Capacity: With a breaking capacity of 65 kA at 120 VAC and 35 kA at 480Y/277 VAC, this breaker handles significant fault currents — making it suitable for heavy loads and critical systems.
• HACR & HID Approved: Rated for Heating, Air Conditioning, Refrigeration (HACR) systems and High Intensity Discharge (HID) lighting applications, offering versatile use in HVAC and lighting environments.
• Long-Term Durability: Engineered for extended service life, it provides years of consistent performance — a smart investment for complex electrical installations.
• Accessory‑Ready Design: Compatible with a variety of accessories, giving you flexibility to configure the breaker to your system’s needs and ensuring easy integration into existing panelboards.

Technical Specifications

• Frame / Product Range: 125 A Frame — EDB / EGB / EJB series
• Device Short Name: EGB
• Module Type: E‑Frame, bolt-on
• Poles: 3 (three-pole)
• Rated Current: 125 A
• Maximum Operating Voltage: 480Y / 277 VAC
• Breaking Capacity:
  • 65 kA @ 120 VAC
  • 35 kA @ 480Y/277 VAC
• Trip Unit: Thermal‑magnetic
• Dimensions (H × W × D): 5.66 in × 2.94 in × 4.05 in (143.8 mm × 74.7 mm × 102.9 mm)
• Net Weight: 4 lb (1.81 kg)
• Conductor Range (AWG): Aluminum: #12–2/0
• Recommended Tightening Torque: 34.5 lbf·in (3.9 N·m) for AWG 14–10; 49.6 lbf·in (5.6 N·m) for AWG 8–2/0
• Operating Temperature: Up to 104 °F (40 °C)
• Trip Indicator: Local signaling (trip status)

Material Compliance and Certifications

• cULus Certified: Complies with Underwriters Laboratories safety standards for North American electrical installations.
• Eco‑Friendly Compliance: Mercury-free design, fully RoHS and REACh compliant. Manufactured to minimize environmental impact, aligning with sustainable practices and low‑CO₂ product philosophies.
• Environmental Transparency: Built with a focus on material responsibility, ensuring compliance with global regulations and offering an environmentally conscious choice for your installations.

Where It Works Best

• Lighting panelboards in office buildings or warehouses
• HVAC, refrigeration, and air‑conditioning systems
• High‑intensity discharge lighting setups in industrial facilities
• Any application demanding long-term circuit protection under heavy electrical loads