SKU: 5915978950

RCINPOWER AOS Supernova 1404 4000KV Motor

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Description

RCINPOWER AOS Supernova 1404 4000KV Motor9x9mm Mounting Pattern Unmatched performance for sub 250g 2. 5 3 Cinewhoops and Freestyle quads. The motor is optimised for driving 2. 5 Bullnose or 3 Freestyle Tri blade props on 4S battery voltage. Features 25% More Thrust The optimised magnetic design of the Supernova 1404 gives a huge performance advantage on 2. 5 and 3 props compared to other 1404 motors, while the moderate KV reduces motor heating at full throttle. 30% Better Torque A thicker

9x9mm Mounting Pattern

Unmatched performance for sub-250g 2.5-3” Cinewhoops and Freestyle quads. The motor is optimised for driving 2.5” Bullnose or 3” Freestyle Tri-blade props on 4S battery voltage.

Features

25% More Thrust

The optimised magnetic design of the Supernova 1404 gives a huge performance advantage on 2.5” and 3” props compared to other 1404 motors, while the moderate KV reduces motor heating at full throttle.

 

 30% Better Torque

A thicker flux ring and fine-tuned magnet overhang deliver a 30% uplift in torque compared to other 1404 motors. This additional torque is particularly valuable on Cinewhoop drones with bullnose props which are heavier and require more torque to accelerate.

 

 Top Tier Efficiency

Usually, more power comes at the cost of efficiency. The Supernova 1404 breaks this rule, trading blows with the most efficient 1404 motors available despite a 25% power advantage.

 

 Highest Performing 1404

The Supernova 1404 is the highest performing 1404 motor Chris Rosser has ever tested by a substantial margin.

 

Specifications

What do you do when you’ve broken the world drone speed record with a motor capable of 580 kph? You bring that technology to the most popular drone category in the world: Sub-250g!

If you are seeking the ultimate performance for your sub-250g build this is it. Built on the world-drone-speed-record-breaking technology of the AOS Supernova 3220, the AOS Supernova 1404 is engineered to deliver more torque, more power, and a more exciting flying experience than any 1404 before it.

The motor is optimized for driving 2.5” Bullnose or 3” Freestyle Tri-blade props on 4S battery voltage. On the thrust test stand and in the air, Chris Rosser found the Supernova 1404 outperforms any other 1404 motor he’s tested on the market, producing more thrust and a faster response without sacrificing efficiency. The Supernova 1404 broaches no compromises, delivering the smoothest footage on a Cinewhoop and also blowing away the competition in dynamic freestyle flying.

Built on the incredible success of the AOS Supernova 2207, 2807, and 3220, the 1404 takes the same revolutionary design philosophy and scales it down for the challenging demands of sub-250g drone pilots. Thanks to thousands of finite element simulations including 4D field modelling for the first time, the Supernova 1404 delivers an exhilarating combination of control, power, and efficiency, all in service of the ultimate in-flight performance.

Exceptional designs require exceptional execution. That’s why the AOS Supernova 1404 is manufactured by RCinPower, a brand synonymous with race winning and record breaking motors. This partnership, coupled with AOS’s cutting-edge design approach, ensures that this motor not only meets but exceeds the expectations of the most demanding pilots. With the Supernova 1404, you can experience more than ever before, and still stay under 250g.

For smooth, precise low-throttle control and breathtaking top-end power, AOS recommends applying throttle expo in Betaflight. Start with Throttle MID = 0 and Throttle EXPO = 0.20, adjusting EXPO to fine-tune your desired throttle response. Increase EXPO for greater precision at low throttle or reduce it for a sharper, more aggressive feel. 

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      Shipping Notes
      • Free Standard Shipping on $100+ Orders 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.
      • To process your return/exchange, please contact us at [email protected]
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      SKU: 5915978950

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      john jeffrey elliott
      Fort Morgan, US
      ★★★★★ 1
      TOO SMALL
      Size: Medium, Color: Blue
      Nice socks, but they are way too small. Says they fit size 6 - 10. I kept 3 ( I wear size 8) and gave 3 to my daughter (size 8.5). We both agreed that they were just too small.
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      Reviewed in the United States on May 12, 2026
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      Mar Gee
      Alexandria, US
      ★★★★★ 5
      Style and comfort
      Size: Medium, Color: Black
      Exactly what I was looking for. Style and sock thickness and comfort.
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      Reviewed in the United States on December 14, 2025
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      Amazon Customer
      Louisville, US
      ★★★★★ 5
      Comfortable
      Size: Medium, Color: Blue
      So comfortable! They stay up perfectly love love love
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      Reviewed in the United States on December 7, 2025
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      Will
      Whiting, US
      ★★★★★ 5
      Excellent all-poly athletic socks for general lifting and HIIT.
      Size: Medium, Color: Black/White/Grey
      ***These are NOT “low” -cut socks as the description in the title states. These are actually “quarter”-cut socks as clearly visible in the picture of the sock itself. “Low” -cut socks are shorter than this height but still visible with a shoe. Also, on the actual UA package of these socks, it clearly states these are QUARTER cut socks. My review: Gave these UA Performance Tech socks (UAPT) 5 stars since they’re very good but in all reality not the best socks I’ve ever had for lifting and HIIT workouts. That title goes to Nike Dri-Fit MAX socks (DFM)….but these socks are really good. Like Nike’s DFM’s, these UAPT socks come in sizes, halleluah (M, L, and XL). The idea that most athletic sock are sized 6-12 and should therefore fit everyone perfectly is absolutely ridiculous. Your shoes come in whole and half sizes…so socks should at the very least be sized like these UAPT’s and Nike DFM’s…in S/M/L or in this case, M/L/XL. I wear a men’s size 8 shoe and the M (medium) size in these socks was a perfect fit; true to size. Also, UAPT socks are ALL polyester with Spandex which is ideal and 100% that which you want for athletic socks: wicking with stretch. Cotton socks are the absolute worst thing you could wear to the gym since they’re sponges for sweat and therefore get wet and heavy, cause blisters, tend to stink, stick to skin, etc… IF you prefer cotton socks for athletics, then you don’t understand how performance fabrics work in athletics and training. You do NOT want cotton in your athletic apparel. You want your fabrics that wick sweat away; NOT soak up sweat and hold onto it. Also, the flexibility and stretch of the foot and ankle parts of the sock were both just right. Snug but not too tight. Wicking is perfect, too. Already worn during two 3 1/2 hour workouts and my feet stayed as dry as a desert. When looking for UA athletic socks on Amazon, I surprisingly continued to find UA “athletic” socks made with mostly cotton which completely surprised me because a serious athletic company should produce an abundance of performance-level socks… i.e. all-poly socks. Thank goodness I finally came across these UA all-poly Performance Techs. The only drawback to these UAPT’s…and it’s a minor drawback…is that unlike Nike DFM’s, these do not come in L & R (left and rights) to specifically match the individual foot shape. Nike DFM socks come in L and R which sets them apart from all other athletic socks…and yet I don’t like supporting a massive monopolistic athletic apparel company like Nike, but they’re the only one that makes THE best athletic sock. Nonetheless, these UAPT’s are perfect workout/HIIT/lifting socks for the bundle value price of six pair and three colors. If you’re looking to match your new UA or Rock shoes with the appropriate UA athletic sock, then here you go. I chose the black/white/gray mix bundle since I have new pairs of a black and a white version of the same UA-Rock shoe. These UAPT socks are medium thickness so they didn’t take up an exorbitant amount of room in my shoes but they’re thick enough to prevent blisters and provide cushion. Overall they’re very comfortable, hold a good stretch, hold their shape, and seem to be durable but only time will tell. And since we’re on the black and white sock subject, I couldn’t resist: I read a shoe review about someone angered that his new UA/Rock black shoes (obviously bought for casual wear in lieu of gym use) staining his white cotton socks. First of all, never ever wear white socks (much less cotton white socks) with black athletic shoes! The possibility of staining is always there and the appearance just doesn’t work. However, you can get away with black socks with white shoes in some cases…but never white socks with black shoes. Why? Who knows? It’s just one of those unwritten rules of the gym. And no, I didn’t make the rules…so don’t blame the messenger. LOL!
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      Reviewed in the United States on July 28, 2025
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      Carleen DeGolyer
      Lowell, US
      ★★★★★ 5
      Very soft and wears well
      Size: Medium, Color: Black/White/Grey
      Very nice quality and soft
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      Reviewed in the United States on April 18, 2026

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