Miniature Circuit Breaker, BQ Series, 40A, 1 Pole, 120V AC, 10kA at 120V AC MPN:BQ1B040
Discount: See in Cart
Free Shipping
In Stock
Free Shipping
In Stock
SKU
510-G1006871
Miniature Circuit Breaker, BQ Series, 40A, 1 Pole, 120V AC, 10kA at 120V AC
Protect your electrical systems with the Siemens BQ Series Miniature Circuit Breaker, designed for use with Siemens panelboards. This 40A, 1-pole device provides reliable overcurrent protection for a wide range of applications, including commercial and industrial settings. With a 10kA maximum air rating at 120V AC, it offers robust performance and peace of mind. CSA certified and UL listed, this circuit breaker meets rigorous industry standards. Its compact design and easy installation make it a convenient choice for electricians and engineers. Suitable for use in various environments, this miniature circuit breaker is a reliable solution for your electrical needs.
Top product features:
- Protects against electrical overloads and short circuits
- Has a toggle actuator for easy switching and control
- Can handle a maximum air rating of 10kA at 120V AC
Top product applications:
- Residential Electrical Panel Upgrade
- Commercial Electrical Panel Installation
- Industrial Electrical Panel Retrofit
Miniature Circuit Breaker, Amps 40 A, AC Voltage Rating 120V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Phase Single, Series BQ, Max. AIR Rating 10kA at 120V AC, For Use With Siemens Panelboards, Terminal Connection Lug, Frame Size 125A/BQ, Length 4 in, Width 1 in, Depth 3 in, Min. Wire Size 8 AWG, Max. Wire Size 4 AWG (Al), 6 AWG (Cu), Standards CSA Certified, HACR Rated, UL Listed
Additional Information
- Country of Origin: MX
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 3.60
- Package Width: 2.40
- Package Height: 0.70
- Package Weight: 0.30
Product info last updated on February 4, 2026 5:23pm UTC
Category: Circuit Protection