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B250 | Siemens 50A 2-pole thermal-magnetic molded case circuit breaker
- Regular price
- $78.00
- Sale price
- $78.00
- Regular price
-
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Product Description P/N: B250
Description
The Siemens B250 is a 50-amp, 2-pole molded case circuit breaker engineered for standard commercial power distribution. Designed for 120/240 VAC systems, it provides dependable overload and short-circuit protection using a fixed thermal-magnetic trip unit. With its bolt-on tab connection and compact form factor, the B250 ensures secure installation and consistent performance in panel board applications.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Circuit Breaker |
| Part Number | B250 |
| Subcategory | Molded Case Circuit Breaker |
| Type | Standard |
| Series | Series BL |
| Commercial/Residential | Commercial |
| Voltage Rating | 120/240 VAC |
| Amperage Rating | 50 A |
| Frequency Rating | 60 Hz |
| Interrupt Rating | 10 kA |
| Trip Type | Non-Interchangeable, Fixed Thermal Magnetic |
| Number of Poles | 2 |
| Connection Type | Bolt-On Tab |
| Wire Size Compatibility | 8–6 AWG Copper, 8–4 AWG Aluminum |
| Terminal Type | Load Lug-In/Lug-Out |
| Mounting Type | Panel Board |
| Temperature Rating | 40°C |
| Dimensions | 3.75 in L × 1 in W × 2.37 in D |
| Application Use | Commercial electrical distribution |
| Construction | Molded case design |
Information About B250
The B250 is part of the Siemens Series BL family, a line known for reliable circuit protection in commercial electrical systems. Its molded case construction and fixed thermal-magnetic trip design provide stable and predictable operation under varying load conditions. This breaker integrates seamlessly into panel board installations using its bolt-on tab connection, supporting both copper (8–6 AWG) and aluminum (8–4 AWG) conductors for flexible wiring options. Operating at 120/240 VAC with a 10 kA interrupt rating, the B250 is suitable for demanding applications requiring dependable fault protection and compact installation dimensions.
Key Features:
- 2-pole commercial breaker: Supports 120/240 VAC single-phase applications.
- 50-amp thermal-magnetic trip: Provides fixed overload and short-circuit protection.
- 10 kA interrupt rating: Handles high fault currents for enhanced safety.
- Bolt-on tab connection: Ensures secure and stable panel board mounting.
- Compatible wiring range: Accepts 8–6 AWG copper and 8–4 AWG aluminum conductors.
- Load lug-in/lug-out terminals: Supports straightforward load wiring and maintenance.
- Compact molded case design: Measures 3.75" × 1" × 2.37" for efficient panel space use.
- Rated for 40°C environments: Suitable for standard commercial electrical conditions.
The B250 delivers the reliability and precision required for commercial molded case circuit protection.
Description
The Siemens B250 is a 50-amp, 2-pole molded case circuit breaker engineered for standard commercial power distribution. Designed for 120/240 VAC systems, it provides dependable overload and short-circuit protection using a fixed thermal-magnetic trip unit. With its bolt-on tab connection and compact form factor, the B250 ensures secure installation and consistent performance in panel board applications.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Circuit Breaker |
| Part Number | B250 |
| Subcategory | Molded Case Circuit Breaker |
| Type | Standard |
| Series | Series BL |
| Commercial/Residential | Commercial |
| Voltage Rating | 120/240 VAC |
| Amperage Rating | 50 A |
| Frequency Rating | 60 Hz |
| Interrupt Rating | 10 kA |
| Trip Type | Non-Interchangeable, Fixed Thermal Magnetic |
| Number of Poles | 2 |
| Connection Type | Bolt-On Tab |
| Wire Size Compatibility | 8–6 AWG Copper, 8–4 AWG Aluminum |
| Terminal Type | Load Lug-In/Lug-Out |
| Mounting Type | Panel Board |
| Temperature Rating | 40°C |
| Dimensions | 3.75 in L × 1 in W × 2.37 in D |
| Application Use | Commercial electrical distribution |
| Construction | Molded case design |
Information About B250
The B250 is part of the Siemens Series BL family, a line known for reliable circuit protection in commercial electrical systems. Its molded case construction and fixed thermal-magnetic trip design provide stable and predictable operation under varying load conditions. This breaker integrates seamlessly into panel board installations using its bolt-on tab connection, supporting both copper (8–6 AWG) and aluminum (8–4 AWG) conductors for flexible wiring options. Operating at 120/240 VAC with a 10 kA interrupt rating, the B250 is suitable for demanding applications requiring dependable fault protection and compact installation dimensions.
Key Features:
- 2-pole commercial breaker: Supports 120/240 VAC single-phase applications.
- 50-amp thermal-magnetic trip: Provides fixed overload and short-circuit protection.
- 10 kA interrupt rating: Handles high fault currents for enhanced safety.
- Bolt-on tab connection: Ensures secure and stable panel board mounting.
- Compatible wiring range: Accepts 8–6 AWG copper and 8–4 AWG aluminum conductors.
- Load lug-in/lug-out terminals: Supports straightforward load wiring and maintenance.
- Compact molded case design: Measures 3.75" × 1" × 2.37" for efficient panel space use.
- Rated for 40°C environments: Suitable for standard commercial electrical conditions.
The B250 delivers the reliability and precision required for commercial molded case circuit protection.