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Description
ED42B040L - Siemens Feed-Thru 480V 40A 2 pole circuit breaker 18kA@480VDescription ED42B040L The Siemens ED42B040L is a Molded Case Circuit Breaker. This type ED circuit breaker is a member of The Sentron Series family. The ED42B040L is a 2 pole, 480 Volt, 40 amp rated circuit breaker, with an AIC rating of 18kA@480V. The ED42B040L is manufactured by Siemens. The ED42B040L uses a Feed Thru connection. Includes Thermal Magnetic protection. Every part My Circuit Breakers sells is also backed by our industry leading gold
Description
ED42B040L
The Siemens ED42B040L is a Molded Case Circuit Breaker. This type ED circuit breaker is a member of The Sentron Series family. The ED42B040L is a 2 pole, 480 Volt, 40 amp rated circuit breaker, with an AIC rating of 18kA@480V. The ED42B040L is manufactured by Siemens. The ED42B040L uses a Feed-Thru connection. Includes Thermal Magnetic protection. Every part My Circuit Breakers sells is also backed by our industry-leading gold standard 2-year warranty.
Specifications
- Part Number: ED42B040L
- Manufacturer : Siemens
- Category : Circuit Breaker
- Item Subcategory : Molded Case
- Family : Sentron Series
- Type : ED
- Voltage : 480
- Amperage : 40
- Phase : 1
- Poles : 2
- AIC rating : 18kA@480V
- Connection : Feed-Thru
- Functions : LI - Long-Time and Instantaneous
- Frame Size : ED Frame
- Protection : Thermal Magnetic
Product Data
- UPC : 783643083806
- GTIN : 00783643083806
- Country of Origin : Mexico
- Weight : 2.71
- Certification : Ul Listed
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.0 ★★★★★
Based on 11 reviews
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Product Reviews
★★★★★ 5
Foldable panel
Color: Grey
It's perfect for my needs and space. I'm using it as a design wall for my quilting projects.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2026
★★★★★ 4
Decent at dampening sound
Color: Grey, Color: Grey
This partition was easy to assemble and is stable. My husband and I both work from home, and the desire was to have a sound barrier. It definitely dampens the noise. If it was another foot taller, that would be even better at dampening the noise. Obviously, we still hear one another quite well, but the partition simply softens the noise of each other.
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Reviewed in the United States on March 30, 2026
★★★★★ 5
CEO
Color: Grey
Work perfect
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 3, 2026
★★★★★ 5
Easy Install, Great Quality, Mobile Partition
Color: Grey
This is the easiest install I've ever had in my life, took about 5 minutes. These panels come pre-assembled, minus the wheels, which screw into the base pieces in pairs. The material is a very pleasant "corporate grey" - I only worry about its color fastness over time.
I needed a practical solution for my garage, which has glass garage doors that let in a ton of sun/heat and even with privacy film still parade around my tools and belongings visibly to anyone walking by. These partitions are functional for both of my needs, and if I have a visitor needing to park in my second spot it takes 5 seconds to wheel these out of the way.
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Reviewed in the United States on March 15, 2026
★★★★★ 5
Nice, convenient partition that absorbs sound
Color: Grey, Color: Grey
What stood out
* Instant partition: This 3-panel foldable office partition helps to create quiet zones in a shared room, and it genuinely helped carve out a more focused space without a major renovation. The panels feel substantial yet easy to move thanks to the wheels, so I can roll them into position when I need privacy or a professional background for video meetings. I can fold them flat against a wall when I don’t nee them. The aluminum frame gives it enough rigidity to stay upright, and the gray finish is neutral. The height and width are generous for desktop setups, meetings, or study areas, and because it’s modular you can arrange it in L-shapes, straight lines, or even semi-circles. The mobility makes it flexible for dynamic spaces — roll it out for working hours, tuck it away after.
* Sound insulation: It's heavy, which is better for sound isolation. The sound-dampening design isn’t miracle acoustic treatment, but it noticeably softens background chatter and echoes — enough to make video calls and focused work feel less disrupted.
* Assembly is super easy, but I would recommend to have two people to make it easier.
What to keep in mind
* It’s not sound-proof like a built-in wall, so loud noises still carry; it’s best for softening ambient sounds, not blocking them completely.
* The gray color is neutral, but if your room palette is bold you might want to accent with décor so it doesn’t look utilitarian. You can also tack posters and light pictures to the the gray frames.
* It's pricey, but worth it in my opinion.
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Reviewed in the United States on January 19, 2026
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