SIEMENS B000WUNRQ2 Qp Circuit Breaker Q140 40-AMP 1-POLE Residential/commercial

( Brand: Siemens ), ( Type: Sign ), ( Manufacturer Part Number: B000WUNRQ2 )

Review SIEMENS 40-amp 1-pole Type Qp Circuit Breaker Residential/commercial

The Siemens B000WUNRQ2 Q140 40-amp 1-pole QP circuit breaker is a reliable and efficient solution for residential and commercial electrical systems. This circuit breaker is designed to provide superior protection against overcurrent conditions, ensuring the safety and stability of your electrical system.

The Q140 circuit breaker is rated for a current capacity of 40 amperes, making it suitable for a wide range of electrical applications. Its 1-pole design allows for the protection of a single circuit, while its QP (Quick Protect) characteristic ensures fast and reliable tripping in case of overcurrent.

The Siemens B000WUNRQ2 circuit breaker is built with high-quality materials and advanced technology. Its contacts are made of low-melting-point alloy, ensuring reliable and long-lasting performance. The breaker also features a current limiter, which helps to limit the current flow during fault conditions, reducing the risk of damage to connected equipment.

This circuit breaker is also designed with safety in mind. It features a tamper-proof design to prevent unauthorized access, and its trip units are designed to provide visual and audible indications of tripping, making it easy to identify and address electrical issues.

The Siemens B000WUNRQ2 Q140 circuit breaker is easy to install and integrate into your electrical system. It is compatible with standard single-pole circuit breaker panels and can be installed in a variety of applications, including residential and commercial electrical systems.

In summary, the Siemens B000WUNRQ2 Q140 40-amp 1-pole QP circuit breaker is a high-performance and reliable solution for protecting electrical circuits in residential and commercial applications. Its advanced features, including fast tripping, current limiting, and tamper-proof design, make it a top choice for electrical professionals and DIY enthusiasts alike.

Siemens Q140 40-amp 1-pole QP circuit breaker is a popular choice for residential and commercial electrical applications due to its reliability and safety features. Here are some pros and cons of buying this circuit breaker:

1. High current capacity: This circuit breaker can handle a current of up to 40 amps, making it suitable for powering heavy electrical appliances and equipment.

2. Quick trip: The circuit breaker trips quickly when it senses an overload or short circuit, which helps prevent electrical fires and damage to electrical appliances.

3. Durable construction: Siemens Q140 circuit breaker is built with high-quality materials and has a robust design, ensuring long-lasting performance.

4. Easy installation: The circuit breaker is easy to install and can be mounted in a standard single-gang electrical box.

5. UL listed: This circuit breaker is UL listed, which means it has been tested and certified by Underwriters Laboratories for safety and performance.

1. Higher price point: Siemens Q140 circuit breaker is more expensive than some other circuit breakers in its class.

2. Limited applications: This circuit breaker is only suitable for 1-pole applications, which might not cover all electrical needs in a residential or commercial setting.

The Siemens Q140 40-amp 1-pole QP circuit breaker is a reliable and safe option for powering heavy electrical appliances and equipment in residential and commercial settings. Its quick trip feature helps prevent electrical fires and damage to appliances, while its durable construction ensures long-lasting performance. However, its higher price point and limited applications might be a drawback for some buyers.

If you are looking for a high-quality circuit breaker with a reliable trip mechanism and durable construction, the Siemens Q140 40-amp 1-pole QP circuit breaker is an excellent choice. However, if you need a circuit breaker with a lower price point or more application flexibility, you might want to consider other options in the market. Ultimately, it is essential to weigh the pros and cons carefully and choose the circuit breaker that best fits your electrical needs and budget.

Details:

While thermal-magnetic circuit breakers are the key element for overload and short-circuit protection of your electrical system, there potentially dangerous conditions that do not involve over current. Siemens strongly recommends against the use of used breakers. The single pole Siemens breakers may be used in or 3-phase load centers and are 120V rated. Specifications: size 40 Amp, color, model Q140, style 1 Pack, material Copper, itemWeight0.31 pounds, partNumberQ140, manufacturer Siemens -HI, productDimensions2.5 x 0.9 2.7 inches.

Siemens offers a wide array of thermal-magnetic circuit breakers that are the key element for overload and short-circuit protection your homes electrical system.

part #: b000wunrq2 prices

• $25.00-$400.00

specifications breakercoon:

• brand: Siemens
• type: Sign
• manufacturer part number: B000WUNRQ2

offer breakercoon:

• sold: 0
• started: November 27, 2025
• options: Ship-to-home
• quantity: 2
• availability: In Stock

seller breakercoon:

• # reviews: 1
• city: Bronx, New York
• rating: 100.0%

shipping breakercoon:

• service: FedEx Ground / FedEx Home Delivery
• carrier: FedEx
• cost: $0.00
• type: Fixed
• class: Standard
• transit: 5-8 Days

returns breakercoon:

• time: 30 Days
• paid by: Seller
• method: Money back
• policy: Returns Accepted

general breakercoon:

• condition: New
• Electrical Supplies > Electrical Panels, Boxes Circuit Breakers > Circuit Breakers

payments breakercoon:

• credit card: Mastercard
• other
• wallet: Google-pay

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