LGB2B125B - Siemens 125A 600V 2-Pole Bolt-On Molded Case Circuit Breaker, LGB Series, 100kA@240V, 65kA@480V, Thermal-Magnetic Trip, UL489

LGB2B125B

LGB2B125B is a Siemens Type LGB low voltage molded case circuit breaker designed for residential, commercial, and industrial applications.

This 2-pole breaker is rated for 480V AC with a 125-amp amperage rating and features thermal-magnetic trip protection for reliable overload and short-circuit detection. The breaker offers a high interrupting capacity of 65 kA at 480V and 100 kA at 240V, making it suitable for reverse feed applications. It features bolt-on connections with load-side lugs compatible with #8 to 1/0 AWG copper or #8 to 2/0 AWG aluminum conductors.

• Amperage Rating: 125 A
• Voltage Rating: 480V AC
• Poles: 2
• Frame Type: LGB
• Trip Unit: Thermal-Magnetic
• Interrupt Rating: 65 kA @ 480V, 100 kA @ 240V
• Connection Type: Bolt-On
• Mounting: Panelboard
• Wire Compatibility: #8 to 1/0 AWG Copper, #8 to 2/0 AWG Aluminum
• UPC: 887621220204

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Specifications

• Part Number: LGB2B125B
• Manufacturer : Siemens
• Brand : Siemens
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : VL Series
• Type : LGB
• Voltage : 600
• Amperage : 125
• Phase : 1
• Poles : 2
• AIC rating : 100kA@240V
• Connection : Bolt-On
• Functions : LI - Long-Time and Instantaneous
• Temp Rating : -13¡F - 158¡F (-25¡C - 70¡C)
• Protection : Thermal Magnetic

Product Data

• UPC : 887621220204
• GTIN : 00887621220204
• Country of Origin : Mexico
• Dimensions : 1.969 x 2.87 x 4.1002
• Weight : 1.852
• Certification : UL, CSA, IEC, NOM
• Wire Size : 8 - 1/0 AWS (CU/AL)