BF120H | Siemens 1-Pole 20A 120V Bolt-On Ground Fault Circuit Breaker

Siemens · Circuit Breakers & Protection

Description  The Siemens BF120H is a 1-pole ground fault circuit breaker designed for reliable protection of electrical circuits against overloads, short circuits, and ground faults. With a current rating of 20 amps and an operating voltage of 120 VAC, it ensures safe operation in residential, commercial, and light industrial systems. This bolt-on breaker features a compact molded case design with high interrupting capacity for dependable performance.     Technical Specifications  Condition New/Never Used Surplus Brand Siemens Category Circuit Protection Part Number BF120H Subcategory Ground Fault Circuit Breaker Series BL Frame Type B Frame Current Rating (In) 20 Amps Voltage Rating (Ue) 120 VAC Poles 1 Phase 1 Interrupting Capacity 22 kAIC @ 120V Trip Function LI - Long-Time and Instantaneous Protection Type Thermal Magnetic Ground Fault Protection Yes (GFCI) Mounting Type Bolt-On Connection Type Load Side Lug Terminal Wire Range 10 AWG – 14 AWG Actuator Type Toggle Certifications UL, CSA, NOM Dimensions (L × W × H) 5 × 4 × 1 in Weight 12 oz   Information About  BF120H The BF120H is part of the Siemens BL Series of thermal-magnetic molded case circuit breakers, engineered for panelboard mounting and long-term service reliability. It incorporates LI trip functions (long-time and instantaneous) for precise fault response and a built-in GFCI mechanism to protect personnel and equipment from ground fault currents. The breaker’s bolt-on mounting system ensures secure installation, while compliance with UL, CSA, and NOM standards guarantees global compatibility. Its durable construction and efficient thermal-magnetic protection make it suitable for both new installations and retrofit applications. Key Features: Rated Current: 20A current rating supports general-purpose circuit protection. Voltage Rating: Operates at 120 VAC for standard residential and commercial systems. Interrupting Capacity: 22 kAIC at 120V for reliable fault interruption under load. Ground Fault Protection: Integrated GFCI safeguards equipment and personnel from leakage currents. Trip Functionality: Long-time and instantaneous (LI) trip curve ensures optimal protection response. Mounting Style: Bolt-on design provides secure and vibration-resistant installation. Terminal Compatibility: Accepts wire sizes from 10 AWG to 14 AWG for flexible wiring options. Safety Certifications: UL, CSA, and NOM approved for use in compliant electrical systems. The BF120H delivers the reliability and precision required for safe and efficient ground fault protection in low-voltage electrical installations.

Brand: Siemens · Category: Circuit Breakers & Protection

Key features

• Rated Current: 20A current rating supports general-purpose circuit protection.
• Voltage Rating: Operates at 120 VAC for standard residential and commercial systems.
• Interrupting Capacity: 22 kAIC at 120V for reliable fault interruption under load.
• Ground Fault Protection: Integrated GFCI safeguards equipment and personnel from leakage currents.
• Trip Functionality: Long-time and instantaneous (LI) trip curve ensures optimal protection response.
• Mounting Style: Bolt-on design provides secure and vibration-resistant installation.
• Terminal Compatibility: Accepts wire sizes from 10 AWG to 14 AWG for flexible wiring options.
• Safety Certifications: UL, CSA, and NOM approved for use in compliant electrical systems.

Specifications

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