Item Package Dimensions L x W x H | 3 x 1.9 x 0.4 inches |
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Package Weight | 1.12 ounces |
Brand Name | BQLZR |
Manufacturer | SZZJ Ltd |
Part Number | N03503 |
BQLZR 5.5mm X 2.1mm DC Power Plug Supply Adapter Metal Jack Socket Single Pole Switch Pack of 10
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Purchase options and add-ons
- Total length is about 21mm, inner diameter is about 5.5mm, cutting diameter is about 2.1mm, thread length is about 5mm
- Will suit 2.1/5.5mm DC Power Plug
- It's a power socket. There's no switch,At the same time, connect the central positive pole and the central negative pole of the configuration, connect the bushing to the shell, and the chassis can be powered on.
- the purpose of solder contacts is to allow you to solder the wires of your needed length to them, hence no wires
- The total length is about 21mm, the inner diameter is about 5.5mm, the needle diameter is about 2.1mm, and the thread length is about 5mm. 5.5mm x 2.1mm female DC power socket panel installation is applicable to small TV and more small electronic equipment.
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Product Description

Note: The color of the item may vary slightly due to photography and your own computer.
Specifications:
Will suit 2.1/5.5mm DC Power Plug
Panel mounting
Single pole switch
Color: Black
Size: 2.1 x 5.5mm
Net weight: 30g
Packing include:
10 x 5.5mm 2.1 mm DC power socket panel mount

Nice little critters, soldered easily and quickly. I always solder these jacks with a plug inserted, to keep the center post centered just in case the plastic holding it in-place melts or deforms.

As described-convert your 9v battery hog (ie guitar effects pedal) to plug in.



DC Power Plug Supply Adapter Metal Jack Socket Single Pole Switch
power socket | It's a power socket. There's no switch,At the same time, connect the central positive pole and the central negative pole of the configuration, connect the bushing to the shell, and the chassis can be powered on |
the purpose | the purpose of solder contacts is to allow you to solder the wires of your needed length to them, hence no wires. |
SIZE | The total length is about 21mm, the inner diameter is about 5.5mm, the needle diameter is about 2.1mm, and the thread length is about 5mm. 5.5mm x 2.1mm female DC power socket panel installation is applicable to small TV and more small electronic equipment |
Full length | 2.1cm/0.83inch |
Inner diameter | 5.5mm/0.22inch |
Head diameter | 2.1mm/0.08inch |
Thread length | 5mm/0.19inch |
Net weight | 30g |
Packing include | 10 x 5.5mm 2.1 mm DC power socket panel mount ,10 x nuts, 10 x washers |
Product information
Technical Details
Additional Information
ASIN | B00EQ1UWX4 |
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Customer Reviews |
4.3 out of 5 stars |
Best Sellers Rank |
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Date First Available | October 9, 2013 |
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BQLZR 5.5mm X 2.1mm DC Power Plug Supply Adapter Metal Jack Socket Single Pole Switch Pack of 10
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Customer reviews
Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.
Learn more how customers reviews work on AmazonCustomers say
Customers find the power adapter works well and is reasonably priced for its quality. They appreciate that it makes assembly easy and provides solid power ports. The adapter is particularly useful for electronic DIY projects.
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Customers find that the power adapter works well.
"Works great, easy to install in any project and has the universal size of 5.5x2.1mm...." Read more
"...This works for me in several applications." Read more
"Works." Read more
"These work well and are priced right. I can plug 2.1 x 5.5mm DC power plugs in to them with no problems." Read more
Customers find the power adapter to be reasonably well-made for its price.
"These are a good value, and quality pieces." Read more
"...They provide a reasonably secure power socket at a great price." Read more
"Just what I was looking for, and they seem to be pretty good quality...." Read more
"These work well and are priced right. I can plug 2.1 x 5.5mm DC power plugs in to them with no problems." Read more
Customers find the adapter easy to assemble and wire up.
"Works great, easy to install in any project and has the universal size of 5.5x2.1mm...." Read more
"...That makes assembly easy...." Read more
"Work well and have used several now in guitar effects pedals. They wire up easily and provide a great way other than batteries to power these..." Read more
Customers appreciate the power connectors, describing them as solid and reasonably secure.
"...They provide a reasonably secure power socket at a great price." Read more
"Very solid power ports for any projects that needs power from a 5.5mm adapter. This makes it look very clean and professional." Read more
"Quality Power Connectors..." Read more
Customers find the power supply adapter useful for DIY projects, with one mentioning it works well for CCTV equipment.
"These panel mounts are great for electric/electronic DIY projects. Just don't tight them too much or the plastic connector housing may snap." Read more
"as advertised, useful for cctv power equipment" Read more
"Great power supply plug..." Read more
Top reviews from the United States
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- Reviewed in the United States on June 25, 2023These are a good value, and quality pieces.
- Reviewed in the United States on May 2, 2020Works great, easy to install in any project and has the universal size of 5.5x2.1mm. Most 12v and 5v power supplies use this size, along with most power supplies for laptops.
- Reviewed in the United States on August 21, 2014I use these Generic 5.5mmx2.1mm DC Power Supply Adapter Metal Jack Socket Pack Of 10 to add power options to battery driven devices. When placed in a device and wired to the positive and negative ends of the battery contacts in the compartment it allows me to use 12vdc from a car or boat to drive the device, after dropping it down to the battery's voltage, using a step down DC to DC voltage regulator, such as a RioRand LM2596 DC-DC Buck Converter Step Down Module Power Supply Output 1.23V-30V (1Pcs-LM2596) sold on Amazon. I also use it to replace the cord coming out of 12vdc device and then just plug in the device to a lighter socket with an appropriate barrel connector. CyberPower CPUDC1U2000 3-12V 2000mAh DC Universal Power Adapter with 2.1A USB Charging Port. This works for me in several applications.
- Reviewed in the United States on July 22, 2021I have used over 100 of these in all sorts of projects. This is my go-to. The best thing about them is that a simple 8 mm hole in your case will allow you to add one of these to your project after it has been hard wired to the rest of the circuit. That makes assembly easy. They go together well and I have only had one failure out of all of them and I suspect it was my fault due to rough handling. They provide a reasonably secure power socket at a great price.
- Reviewed in the United States on February 25, 2017Just what I was looking for, and they seem to be pretty good quality. They do also have a cut out circuit (3rd pin) so they can disconnect one of the pins when you plug something in.
- Reviewed in the United States on November 27, 2016What I got is clearly the wrong size. None of my 5.5 X 2.1 male plugs will fit into these. The center post is too wide. I noticed one other person had a similar issue. Could be a mislabeled batch.
- Reviewed in the United States on December 15, 2016Works.
- Reviewed in the United States on November 28, 2014These work well and are priced right. I can plug 2.1 x 5.5mm DC power plugs in to them with no problems.
Top reviews from other countries
- HeavyLanderReviewed in the United Kingdom on January 10, 2017
5.0 out of 5 stars Perfect
Perfect
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Jörg-Michael SohnReviewed in Germany on April 27, 2016
5.0 out of 5 stars Netzteilbuchse von guter Qualität, geschlitzter Stift, Umschalter beim Einstecken
Schnelle Lieferung zu sehr günstigem Preis. Die Qualität ist überraschend gut, Buchse wirkt solide gearbeitet, dürfte auch größere Ströme aushalten. Stift in Mitte geschlitzt für besseren Kontakt, Außenpol ebenfalls mit Federkontakt, integrierte Umschalter (beim Einstöpseln des Netzteils kann man eine interne Stromversorgung abschalten), Überwurfmutter und Konterring dabei. Alles, wie es sein sollte und dann noch zu dem Preis - das verdient eindeutig 5 Sterne.
- WillReviewed in Canada on August 5, 2016
5.0 out of 5 stars Easy to install
Parts box accessories for projects where an external power supply can run different DIY devices not all needing to run at the same time. Easy to install. Built-in physical disconnect switch easily permits dual power supply option of internal battery or external power for projects where portability is important.
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Christian SiebenbornReviewed in Germany on February 15, 2024
5.0 out of 5 stars sehr gute Verarbeitung und sind die richtigen
Die Buchen sind gut verarbeitet und vor allem richtig geliefert. Der Mittelkontakt ist gespalten.
- BuddieReviewed in Canada on July 2, 2017
5.0 out of 5 stars Five Stars
awesome