Siemens HGB2B050B Molded Case Circuit Breaker – VL Series – 50A – 2 Pole – 600V – Bolt-On – Thermal Magnetic – High Interrupting Capacity

The Siemens HGB2B050B is a VL Series molded case circuit breaker engineered to provide reliable overcurrent protection for commercial and industrial electrical distribution systems. Rated at 50A and 600V AC, this 2-pole breaker features a thermal-magnetic trip unit that delivers both long-time overload protection and instantaneous short-circuit protection for dependable circuit safety and performance.

As part of the Siemens HGB frame family, the HGB2B050B offers high interrupting capacity, bolt-on installation, and panelboard mounting compatibility. Designed for reverse-feed applications and equipped with load-side lug terminals, this breaker is ideal for protecting branch circuits and distribution equipment in demanding low-voltage applications.

Specifications

• Brand: Siemens / ITE
• Part Number: HGB2B050B
• Series: VL Series
• Type: HGB Frame Molded Case Circuit Breaker
• Category: Molded Case Circuit Breaker / 2-Pole
• Connection Type: Bolt-On
• Protection Type: Thermal Magnetic

Electrical Ratings

• Current Rating: 50A
• Voltage Rating: 600V AC
• Number of Poles: 2 Pole
• Phase: 1 Phase

Interrupting Capacity

• 100kA @ 240V

Functions

• LI – Long-Time and Instantaneous Protection
• Thermal-Magnetic Trip Unit
• High Interrupting Capacity Design
• Suitable for Reverse Feed Applications

Connections

• Bolt-On Mounting Configuration
• Load-Side Lug Terminals Included
• Designed for Panelboard Installation

Construction

• Compact molded case design
• Durable industrial-grade housing
• High-performance HGB frame construction
• Engineered for long-term reliability and service life

Physical Specifications

• Dimensions (H × W × D): 5.4" × 2" × 2.8"
• Weight: 1.85 lbs

Standards and Approvals

• CSA Approved

Applications

• Commercial electrical panelboards
• Industrial power distribution systems
• Branch circuit protection
• Lighting and control circuits
• HVAC equipment protection
• Motor and auxiliary equipment circuits
• Reverse-feed electrical installations

Returns are easy

You may return items within 30 days of delivery for a refund.

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