LA36125 - 125 Amp Circuit Breaker

LA36125 - 125 Amp Circuit Breaker

Looking for a dependable 125 A circuit breaker that works in harsh electrical environments? Meet the LA36125 — a 3-pole, thermal-magnetic molded-case circuit breaker rated for both AC and DC service. Built to protect against overloads and short circuits, this unit offers peace of mind for demanding installations, whether you're working on industrial control panels, commercial power distribution, or rugged outdoor systems.

Key Features and Benefits

• Dual-Current Capability: Rated for 600 VAC and 250 VDC, this breaker supports both alternating and direct current systems.
• Strong Fault Handling: Provides 22 kA interrupting capacity at 600 VAC — ideal for systems subject to high fault currents.
• Thermal-Magnetic Trip Mechanism: Combines heat-based overload protection with magnetic short-circuit response to deliver a precise, fast response.
• Plug-in I-Line Design: The I-Line mounting format allows easy installation or retrofit in standard load centers.
• Trip Indication: When tripped, the operating handle rests in the central position, making fault identification simple.
• Certified Safety: Designed to meet UL 489, CSA, and IEC standards, ensuring adherence to rigorous safety and performance protocols.

Technical Specifications

• Rated Current: 125 A
  
• Number of Poles: 3
  
• Voltage Rating: 600 VAC / 250 VDC
  
• Interrupting Capacity:
  • 22 kA @ 600 VAC
  • 10 kA @ 250 VDC
• Mounting Type: I-Line plug-in
  
• Trip Technology: Thermal-magnetic
  
• Connections: Line via I-Line; load via lugs
  
• Dimensions:
  • 11 in × 6 in × 5.84 in (279.4 mm × 152.4 mm × 148.34 mm)
• Magnetic Hold / Trip Currents: 625 A hold, 1250 A trip
  

Material Compliance and Certifications

• RoHS-compliant & REACh-compliant: Free from restricted hazardous substances.
• Mercury-free / PVC-free / Halogen-free plastics: Designed for safer use and environmental responsibility.
• Certifications: Recognized under UL 489 for molded-case circuit breakers and certified by CSA / IEC standards.

Where It Works Best

• The LA36125 fits where reliability and robustness matter. Use it in:
• Commercial and industrial power distribution systems
• Control panels for OEM machinery
• Construction sites or temporary power setups
• Mining operations or remote installations
• Retrofit or upgrade projects in I-Line panelboards