BQ2B070H - 70Amp Circuit Breaker

BQ2B070H - 70Amp Circuit Breaker

When reliable circuit protection is critical, the Siemens BQ2B070H circuit breaker delivers the performance needed to keep electrical systems operating safely and efficiently. Designed for 120/240V electrical distribution applications, this 70-amp, 2-pole molded case circuit breaker helps protect wiring, equipment, and connected loads from potentially damaging overloads and short circuits. Its common-trip design ensures both poles disconnect simultaneously during fault conditions, helping maintain system safety and compliance.

Part of the trusted Siemens BQH breaker family, the BQ2B070H combines dependable overcurrent protection with a compact footprint that fits easily into many panelboard and distribution system applications. With a 22 kA interrupting rating, it is capable of handling high fault-current conditions while helping minimize damage to electrical equipment. The included load-side lugs simplify installation, while the bolt-on connection design provides a secure and dependable fit for long-term operation.

Whether you're upgrading an existing electrical system, replacing a breaker, or specifying components for a new installation, the Siemens BQ2B070H offers the durability, performance, and peace of mind electrical professionals look for in a quality molded case circuit breaker. It is commonly used in commercial buildings, residential properties, HVAC systems, distribution panels, and light industrial facilities where consistent protection and dependable operation are essential.

Key Features and Benefits

• 70 amp continuous current rating for branch and feeder circuit protection: 70 amp continuous current rating for branch and feeder circuit protection.
• 2-pole common-trip design provides simultaneous disconnection of both poles during fault conditions: 2-pole common-trip design provides simultaneous disconnection of both poles during fault conditions.
• Rated for 120/240VAC electrical distribution systems: Rated for 120/240VAC electrical distribution systems.
• 22 kA interrupting rating helps protect equipment during short-circuit events: 22 kA interrupting rating helps protect equipment during short-circuit events.
• Bolt-on connection design supports secure installation and reliable performance: Bolt-on connection design supports secure installation and reliable performance.
• Load-side lugs included for added installation convenience: Load-side lugs included for added installation convenience.
• Compact molded case construction helps maximize panel space: Compact molded case construction helps maximize panel space.
• Suitable for residential, commercial, and light industrial applications: Suitable for residential, commercial, and light industrial applications.
• Designed for dependable overload and short-circuit protection: Designed for dependable overload and short-circuit protection.
• Manufactured by Siemens for long-term electrical system reliability: Manufactured by Siemens for long-term electrical system reliability.
  

Technical Specifications

• Catalog Number: BQ2B070H
  
• Manufacturer: Siemens
  
• Product Series: BQH
  
• Product Type: Molded Case Circuit Breaker
  
• Circuit Breaker Design: BQ
  
• Ampere Rating: 70 Amps
  
• Number of Poles: 2
  
• Trip Configuration: Common Trip
  
• Voltage Rating: 120/240 VAC
  
• Interrupting Rating (AIR): 22 kA
  
• Electrical Connection Type: Bolt-On
  
• Included Features: Load Side Lugs
  
• Suitable For: Electrical Distribution
  
• Dimensions:
  • Depth: 3 in.
  • Width: 2 in.
  • Height: 4 in.
• Net Weight: 0.34 kg
  
• Country of Origin: Mexico
  

Material Compliance and Certifications

• The Siemens BQ2B070H circuit breaker is manufactured to meet UL 489 requirements for molded case circuit breakers and is designed for use in low-voltage electrical distribution systems.
  

Where It Works Best

• The Siemens BQ2B070H is a versatile solution for a wide range of electrical distribution applications where dependable 70-amp protection is required. It is commonly installed in panelboards, load centers, distribution equipment, HVAC systems, feeder circuits, and branch circuits.