BF1B020 | Siemens 20A 1-Pole 120V BF Series Molded Case Circuit Breaker

Siemens · Circuit Breakers & Protection

Description  The Siemens BF1B020 is a 1-pole thermal magnetic molded case circuit breaker designed for dependable overcurrent protection in residential and light commercial electrical systems. Rated at 20 amps and 120 volts AC, this breaker ensures safe circuit operation by combining both thermal and magnetic trip mechanisms. Its bolt-on mounting configuration allows secure installation in compatible Siemens or ITE panelboards.     Technical Specifications  Condition New/Never Used Surplus Brand Siemens / ITE Category Circuit Protection Part Number BF1B020 Subcategory Molded Case Circuit Breakers Series BF Type BF Poles 1 Phase 1 Amperage Rating 20A Voltage Rating 120V AC Interrupting Capacity 10kAIC @ 120V Trip Unit Type Thermal Magnetic Trip Functions Long-Time and Instantaneous Connection Type Bolt-On Terminal Type Load Side Lug Standards CSA Approved Mounting Type Bolt-On Protection Type Overload and Short-Circuit Application Residential and Light Commercial Circuits Weight 7 lb   Information About  BF1B020 The BF1B020 is part of the Siemens BF Series molded case circuit breakers, known for their durable construction and stable performance in low-voltage power distribution systems. This model features a thermal-magnetic trip unit providing long-time and instantaneous protection against overloads and short circuits. Designed with a bolt-on connection and load-side lugs, it guarantees reliable contact and simplified wiring during installation. With a 10kA interrupting rating at 120V, the BF1B020 complies with CSA standards and supports single-phase circuit applications in various environments. Key Features: Thermal-Magnetic Protection: Combines thermal and magnetic trip functions for accurate overload and short-circuit protection. 1-Pole Design: Suitable for single-phase 120V circuits requiring compact, high-reliability protection. Bolt-On Connection: Ensures secure mounting and consistent electrical contact within the panelboard. Standard Interrupting Capacity: Rated at 10kAIC at 120V for general-purpose use. Long-Time and Instantaneous Trips: Provides stable operation under varying load and fault conditions. CSA Approved: Meets essential safety and performance requirements for North American installations. Rugged Construction: Built for durability and longevity in demanding power distribution applications. Non-Interchangeable Trip Unit: Maintains calibrated performance without field adjustments. The BF1B020 delivers the reliability and precision required for consistent and safe low-voltage power protection.

Brand: Siemens · Category: Circuit Breakers & Protection

Key features

• Thermal-Magnetic Protection: Combines thermal and magnetic trip functions for accurate overload and short-circuit protection.
• 1-Pole Design: Suitable for single-phase 120V circuits requiring compact, high-reliability protection.
• Bolt-On Connection: Ensures secure mounting and consistent electrical contact within the panelboard.
• Standard Interrupting Capacity: Rated at 10kAIC at 120V for general-purpose use.
• Long-Time and Instantaneous Trips: Provides stable operation under varying load and fault conditions.
• CSA Approved: Meets essential safety and performance requirements for North American installations.
• Rugged Construction: Built for durability and longevity in demanding power distribution applications.
• Non-Interchangeable Trip Unit: Maintains calibrated performance without field adjustments.

Specifications

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