B270H - 70Amp Circuit Breaker

B270H - 70Amp Circuit Breaker

The Siemens B270H circuit breaker is a dependable low-voltage molded case circuit breaker designed to deliver reliable overcurrent and short-circuit protection in commercial, industrial, and residential electrical distribution systems. Built as part of the Siemens BLH series, this 70 Amp, 2-pole breaker operates at 120/240VAC and features a thermal magnetic trip unit for consistent performance under demanding electrical loads. With a 22 kAIC interrupting rating, the B270H helps protect your connected equipment and electrical panels from potentially damaging fault conditions while supporting safe and efficient power distribution. Whether replacing an existing breaker or building out a new distribution setup, the B270H offers the dependable circuit protection expected from Siemens electrical components.

Key Features and Benefits

• 70 Amp current rating for medium-to-heavy electrical load applications: Designed for dependable performance in commercial, industrial, and residential electrical distribution systems.
• 2-pole configuration designed for 120/240V AC systems: Suitable for standard low-voltage electrical distribution applications.
• Thermal magnetic trip unit: Delivers responsive overload and short-circuit protection for consistent electrical safety performance.
• 22 kAIC interrupt rating: Helps safeguard equipment during high fault-current events.
• Bolt-on mounting design: Supports secure and stable panel installation in compatible Siemens equipment.
• UL 489 listed: Built to trusted compliance and performance standards for molded case circuit breakers.
• Compact footprint: Simplifies installation in compatible Siemens panelboards.
• Siemens BLH series construction: Built for dependable electrical distribution protection.
  

Technical Specifications

• Manufacturer: Siemens
  
• Catalog Number: B270H
  
• Product Type: Molded Case Circuit Breaker
  
• Series: BLH
  
• Poles: 2
  
• Amperage Rating: 70A
  
• Voltage Rating: 120/240VAC
  
• Interrupt Rating: 22 kAIC
  
• Trip Type: Thermal Magnetic
  
• Mounting Type: Bolt-On
  
• Application: Electrical Distribution
  
• Standard: UL 489
  
• Dimensions:
  • Depth: Approx. 4"
  • Width: Approx. 3"
  • Height: Approx. 2"
• Weight: Approx. 0.683 lb
  
• Country of Origin: Mexico
  

Material Compliance and Certifications

• UL 489 listed: UL 489 listed for molded case circuit breaker safety and performance requirements.
• Electrical Distribution Applications: Designed for use in electrical distribution systems requiring compliant overcurrent protection.
• Siemens Quality Standards: Manufactured to Siemens quality standards for low-voltage power distribution applications.
  

Where It Works Best

• Commercial buildings and office facilities
• Industrial control panels and machinery systems
• Residential load centers and subpanels
• Electrical distribution equipment upgrades
• Maintenance and replacement projects requiring Siemens-compatible breakers