Siemens B2020H Duplex Miniature Circuit Breaker – (2) 20A Single Pole – 120V – 22kAIC – Thermal Magnetic

The Siemens B2020H is a duplex miniature circuit breaker designed to provide reliable overload and short-circuit protection in residential, commercial, and light industrial electrical distribution systems. This breaker incorporates two independent 20A single-pole circuits within a compact 1-inch wide package, maximizing panel space while maintaining dependable circuit protection.

Featuring a thermal magnetic trip mechanism and a high interrupting capacity of 22kAIC, the B2020H delivers fast fault clearing and long-term protection for branch circuits and connected equipment.

Specifications

• Brand: Siemens
• Manufacturer: Siemens Breakers
• Part Number: B2020H
• Product Type: Duplex Miniature Circuit Breaker
• Category: Molded Case Breakers
• Weight: 0.309 lb

Electrical Ratings

• Current Rating: (2) 20A Circuits
• Voltage Rating: 120V
• Configuration: Duplex (Two Single-Pole Circuits)
• Interrupting Capacity: 22kAIC
• Trip Type: Thermal Magnetic

Technical Features

• Two independent 20A circuits in a single 1-inch breaker package
• Thermal magnetic trip unit for overload and short-circuit protection
• High 22kA interrupting capacity for enhanced fault protection
• Compact space-saving design
• Reliable branch circuit protection
• Durable construction for long service life

Mechanical Features

• Width: 1 inch
• Compact duplex configuration for increased panel capacity
• Designed for compatible Siemens load centers and panelboards

Standards and Approvals

• CSA Approved

Applications

• Residential electrical panels
• Commercial branch circuit protection
• Lighting circuits
• Receptacle circuits
• Load center installations
• Space-saving panel upgrades and retrofits

Returns are easy

You may return items within 30 days of delivery for a refund.

FREE Shipping on orders over $149.

My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

Same Day Shipping

We strive to ship out your items within one business day.

In rare circumstances, My Circuit Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.