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BQ1B020 | Siemens BQ Series Bolt-On Circuit Breaker 20A 1-Pole 120V
- Regular price
- $99.00
- Sale price
- $99.00
- Regular price
-
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Product Description P/N: BQ1B020
Description
The Siemens BQ1B020 is a single-pole molded case circuit breaker designed for dependable overcurrent protection in 120V electrical systems. Rated at 20 A, this BQ Series bolt-on breaker uses a thermal magnetic trip mechanism and non-interchangeable trip design to ensure stable and secure circuit protection.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Circuit Breaker |
| Part Number | BQ1B020 |
| Subcategory | Molded Case Circuit Breaker |
| Breaker Series | BQ |
| Breaker Type | General Purpose |
| Mounting Type | Bolt-On / Panel |
| Number of Poles | 1 |
| Phase | Single-Phase |
| Amperage Rating | 20 A |
| Voltage Rating | 120 V |
| Frequency Rating | 60 Hz |
| Interrupt Rating | 10 kA |
| Trip Type | Thermal Magnetic |
| Trip Design | Non-Interchangeable |
| Connection Type | Lug-In / Lug-Out |
| Wire Size | AWG 14–10, AWG 12–10 |
| Frame Size | 125 |
| Temperature Rating | 40 °C |
| Actuator Type | Toggle |
| Color | Black |
| Dimensions | 12.9 in L × 4.6 in W × 3.8 in H |
Information About BQ1B020
The BQ1B020 is a Siemens molded case circuit breaker from the BQ Series, engineered for bolt-on installation in compatible Siemens panelboards. It features a non-interchangeable thermal magnetic trip unit that provides consistent protection against overloads and short circuits. Load-side lugs are included to support secure conductor termination and reliable electrical contact. This breaker is commonly used in residential, commercial, and light industrial applications where compact bolt-on breakers with stable mounting are required.
Key Features
- Siemens BQ Series Design: Developed for reliable branch circuit protection in Siemens bolt-on panel systems.
- 20A Current Rating: Suitable for standard 120V branch circuits supplying lighting and receptacle loads.
- Single-Pole Configuration: Designed for single-phase circuit protection applications.
- Thermal Magnetic Trip Mechanism: Provides coordinated long-time overload and instantaneous short-circuit protection.
- Non-Interchangeable Trip Unit: Enhances safety by preventing incorrect trip component replacement.
- Bolt-On Mounting Style: Ensures secure mechanical attachment and stable electrical connection.
- Lug-In / Lug-Out Connections: Simplifies wiring and supports dependable conductor termination.
The BQ1B020 delivers the reliability and precision required for protecting low-voltage branch circuits in space-efficient Siemens electrical distribution systems.
Description
The Siemens BQ1B020 is a single-pole molded case circuit breaker designed for dependable overcurrent protection in 120V electrical systems. Rated at 20 A, this BQ Series bolt-on breaker uses a thermal magnetic trip mechanism and non-interchangeable trip design to ensure stable and secure circuit protection.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Circuit Breaker |
| Part Number | BQ1B020 |
| Subcategory | Molded Case Circuit Breaker |
| Breaker Series | BQ |
| Breaker Type | General Purpose |
| Mounting Type | Bolt-On / Panel |
| Number of Poles | 1 |
| Phase | Single-Phase |
| Amperage Rating | 20 A |
| Voltage Rating | 120 V |
| Frequency Rating | 60 Hz |
| Interrupt Rating | 10 kA |
| Trip Type | Thermal Magnetic |
| Trip Design | Non-Interchangeable |
| Connection Type | Lug-In / Lug-Out |
| Wire Size | AWG 14–10, AWG 12–10 |
| Frame Size | 125 |
| Temperature Rating | 40 °C |
| Actuator Type | Toggle |
| Color | Black |
| Dimensions | 12.9 in L × 4.6 in W × 3.8 in H |
Information About BQ1B020
The BQ1B020 is a Siemens molded case circuit breaker from the BQ Series, engineered for bolt-on installation in compatible Siemens panelboards. It features a non-interchangeable thermal magnetic trip unit that provides consistent protection against overloads and short circuits. Load-side lugs are included to support secure conductor termination and reliable electrical contact. This breaker is commonly used in residential, commercial, and light industrial applications where compact bolt-on breakers with stable mounting are required.
Key Features
- Siemens BQ Series Design: Developed for reliable branch circuit protection in Siemens bolt-on panel systems.
- 20A Current Rating: Suitable for standard 120V branch circuits supplying lighting and receptacle loads.
- Single-Pole Configuration: Designed for single-phase circuit protection applications.
- Thermal Magnetic Trip Mechanism: Provides coordinated long-time overload and instantaneous short-circuit protection.
- Non-Interchangeable Trip Unit: Enhances safety by preventing incorrect trip component replacement.
- Bolt-On Mounting Style: Ensures secure mechanical attachment and stable electrical connection.
- Lug-In / Lug-Out Connections: Simplifies wiring and supports dependable conductor termination.
The BQ1B020 delivers the reliability and precision required for protecting low-voltage branch circuits in space-efficient Siemens electrical distribution systems.