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QB Electrical
Siemens BQ Bolt-On 20A 1P 120V 10KAIC Breaker
Reliable Circuit Protection for Residential & Commercial Applications
The Siemens BQ1B020 is a 1-pole, 20A molded case circuit breaker designed for 120VAC electrical systems. Part of the BQ Series, it features thermal-magnetic protection with 10kA interrupting capacity, making it ideal for panelboards, load centers, and equipment protection.
Key Features
✔ 10kA AIC Rating – Handles high fault currents safely
✔ Thermal-Magnetic Trip – Protects against overloads & short circuits
✔ Bolt-On Connection – Secure, vibration-resistant installation
✔ Compact BQ-Series Frame – Space-saving 125A frame size
✔ Wide Wire Compatibility – Supports 12 AWG (Al) / 14 AWG (Cu) to 10 AWG
✔ 2-Year Warranty – Backed by reliable product assurance
Technical Specifications
| Category | Specification |
|---|---|
| Manufacturer | Siemens |
| Model Number | BQ1B020 |
| Series | BQ Series |
| Amperage | 20A |
| Voltage | 120VAC |
| Poles | 1 |
| Phase | 1 |
| Interrupting Rating | 10kA @ 120VAC |
| Connection Type | Bolt-On (Lug Terminal) |
| Protection | Thermal-Magnetic |
| Trip Function | Long-Time & Instantaneous (LI) |
| Frame Size | 125A/BQ |
| Wire Size Range |
Min: 12 AWG (Al) / 14 AWG (Cu) Max: 10 AWG |
| Breaker Type | Standard (Toggle Actuator) |
BR-BQ1B020
- 1000 En stock
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QB Electrical
Siemens BQ Bolt-On 20A 1P 120V 10KAIC BreakerBR-BQ1B020
Reliable Circuit Protection for Residential & Commercial Applications
The Siemens BQ1B020 is a 1-pole, 20A molded case circuit breaker designed for 120VAC electrical systems. Part of the BQ Series, it features thermal-magnetic protection with 10kA interrupting capacity, making it ideal for panelboards, load centers, and equipment protection.
Key Features
✔ 10kA AIC Rating – Handles high fault currents safely
✔ Thermal-Magnetic Trip – Protects against overloads & short circuits
✔ Bolt-On Connection – Secure, vibration-resistant installation
✔ Compact BQ-Series Frame – Space-saving 125A frame size
✔ Wide Wire Compatibility – Supports 12 AWG (Al) / 14 AWG (Cu) to 10 AWG
✔ 2-Year Warranty – Backed by reliable product assurance
Technical Specifications
| Category | Specification |
|---|---|
| Manufacturer | Siemens |
| Model Number | BQ1B020 |
| Series | BQ Series |
| Amperage | 20A |
| Voltage | 120VAC |
| Poles | 1 |
| Phase | 1 |
| Interrupting Rating | 10kA @ 120VAC |
| Connection Type | Bolt-On (Lug Terminal) |
| Protection | Thermal-Magnetic |
| Trip Function | Long-Time & Instantaneous (LI) |
| Frame Size | 125A/BQ |
| Wire Size Range |
Min: 12 AWG (Al) / 14 AWG (Cu) Max: 10 AWG |
| Breaker Type | Standard (Toggle Actuator) |
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