Siemens B2125 - Molded Case Circuit Breaker 125A 2-Pole
Siemens B2125 - Molded Case Circuit Breaker 125A 2-Pole
Siemens B2125 - Molded Case Circuit Breaker 125A 2-Pole
Siemens B2125 - Molded Case Circuit Breaker 125A 2-Pole
Siemens B2125 - Molded Case Circuit Breaker 125A 2-Pole
Siemens B2125 - Molded Case Circuit Breaker 125A 2-Pole
Siemens B2125 - Molded Case Circuit Breaker 125A 2-Pole
Siemens B2125 - Molded Case Circuit Breaker 125A 2-Pole

Siemens B2125 - Molded Case Circuit Breaker 125A 2-Pole

Siemens
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Siemens B2125 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 125A current rating and a 240V AC voltage rating, housed within a compact, durable frame measuring 2.563" x 2.00" x 3.122" and weighing 0.639 lb. The breaker utilizes a thermal-magnetic trip unit for combined long-time and instantaneous (LI) protection, is certified to UL, CSA, HACR, and NOM standards, and is commonly applied in Siemens P1 panelboards for feeder and branch circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 240V AC
  • Current Rating: 125A
  • Frame Size: 125A/BL
  • Poles: 2
  • Phase: 1
  • AIC Rating: 10kA @ 240V
  • Dimensions: 2.563 x 2.00 x 3.122 inch
  • Weight: 0.639 lb
  • Terminal Connection: Lug
  • Wire Size (MCM): Min. 12 AWG (Al) / 14 AWG (Cu), Max. 10 AWG
  • Standards & Certification: UL Listed, CSA Certified, HACR Rated, NOM Certified
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Panel Type: Siemens P1 Panelboards
  • Breaker Type: Standard
  • Functions: Long-Time and Instantaneous Trip (LI)
  • Protection: Thermal Magnetic
  • Connection: Bolt-On


Product Identification
  • UPC: 783643263666
  • GTIN: 00783643263666