Find a Retailer SHOP PRODUCT MENU BLOG 0 SUPPORT find products, tutorials, etc... HOME / P R O D U C T C A T E G O R I E S LEARN LOG IN EDUCATION Need Help? REGISTER FORUM / POWER / WALL ADAPTER POWER SUPPLY - 5.1V DC 2.5A (USB MICRO-B) Wall Adapter Power Supply - 5.1V DC 2.5A (USB Micro-B) T O L - 1 3 8 3 1 ROHS 12 DESCRIPTION FEATURES DOCUMENTS Input voltage: 100~240VAC Load regulation +/- 3% Output voltage/capacity: 5.1V 2.5A Output cord length: 4' Output cord connector: Micro-B USB type UL and CSA compliant images are CC BY 2.0 SHARE Wall Adapter Power Supply - 5.1V DC 2.5A (USB Micro-B) Product Help and Resources SKILLS NEEDED Core Skill: Electrical Prototyping If it requires power, you need to know how much, what all the pins do, and how to hook it up. You may need to reference datasheets, schematics, and know the ins and outs of electronics. Skill Level: Rookie - You may be required to know a bit more about the component, such as orientation, or how to hook it up, in addition to power requirements. You will need to understand polarized components. See all skill levels 2 COMMENTS 13 REVIEWS 12 Customer Reviews 4.8 out of 5 Based on 12 ratings: 5 star 10 4 star 1 3 star 1 2 star 0 1 star 0 Currently viewing all customer reviews. Works fine with Raspberry 3 about 2 years ago by Electroplater verified purchaser Powers up the Raspberry Pi 3! Power to the Pi about 2 years ago by Member #784038 verified purchaser Purchased two of them for the two RPi3s I ordered. No complaints here. They can both be plugged in side-byside and they run cool. Does what it should about 2 years ago by LoneWolf6 verified purchaser Powers the Raspberry Pi 3 with no issues Performs as expected about 2 years ago by jlehmkuh verified purchaser The wall adapter supplies power to the respberry pi 3 and the ssd and the 8 relay module just fine Yes. You need this for the Pi about a year ago by Member #23292 verified purchaser I have a project that uses pi's with a small screen, an lcd, and a 64G thumb drive. Being new to the pi world, I assumed that that usb micro-b power socket meant I could use a phone charger power supply. I had measured the project current to be .8 amps with a usb current meter and since the charger power supply said it was rated 2.4 amps I figured i was good to go. wrong. The lcd flickered and the pi would hang and then get stuck in an fsck loop. Bought this supply and all problems disappeared. It's been running for a few weeks now without a glitch. I wish it had a usb socket instead of a cord because I wanted to use cables with 90 degree plugs. I had to buy an adapter. But that's my problem. Great Quality about 7 months ago by Member #1024757 verified purchaser These power adapters are exactly as described. Very high quality. Both items were what I needed about 5 months ago by Member #1168292 verified purchaser Both adapters are doing the job I expected - they not only power the fan, they also power the usb ports - from what I can gather since using them on my cooling assemblies. Works exactly as advertised about 3 months ago by mcdonnej verified purchaser I see myself buying a couple more of these, to go with the couple more Raspberry Pi's in my future. Okay for RPI + Camera. Not Okay for Matrix Voice. about 2 months ago by Member #570313 verified purchaser I got a Matrix Voice board to go with my Raspberry Pi Zero. This adapter seemed not to provide enough current, because the Raspberry Pi kernel-segfaulted. That's a known failure mode if your adapter doesn't supply enough current. Other than that, it was fine running the Raspberry Pi Zero + camera + servo board + pan/tilt servos. Works as promised. about 2 weeks ago by Member #1274068 verified purchaser I was needing a higher amp output power supply for a Raspberry Pie project. It was at a good price and is working well. Arnold Works As Intended. about 5 days ago by DestructiveBurn verified purchaser The only thing I wish this power supply had was an On/Off switch. Besides that. Great! START SOMETHING. SUBSCRIBE TO NEWSLETTER In 2003, CU student Nate Seidle blew a power supply in his dorm room and, in lieu of a way to order easy replacements, decided to start his own company. Since then, SparkFun has been committed to sustainably helping our world achieve electronics literacy from our headquarters in Boulder, Colorado. No matter your vision, SparkFun's products and resources are designed to make the world of electronics more accessible. 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