SKU: 1084012109

RCINPOWER AOS Supernova 1605 3900KV Brushless FPV Drone Motor

Sale price$17.99 Regular price$19.99
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Description

RCINPOWER AOS Supernova 1605 3900KV Brushless FPV Drone MotorThe 3. 5 Freestyle Performance Champion What do you do when youve broken the world drone speed record with a motor capable of 580 kph? You bring that technology to 3. 5 Freestyle drones of course! If you are seeking the ultimate performance for your 3. 5 freestyle build, this is it. Built on the world drone speed record breaking technology of the AOS Supernova 3220, the AOS Supernova 1605 is engineered to deliver the Torque, Power, and Performance you

The 3.5” Freestyle Performance Champion

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 3.5” Freestyle drones of course!

If you are seeking the ultimate performance for your 3.5” freestyle build, this is it. Built on the world-drone-speed-record-breaking technology of the AOS Supernova 3220, the AOS Supernova 1605 is engineered to deliver the Torque, Power, and Performance you need, precisely matched to a 3.5” tri-blade Freestyle prop. (3.5” cinewhoops with bullnose props should use larger 2004 size motors).

Check out all our 16XX Motors and the rest of our RCINPOWER Collection!

The motor is optimized for driving 3.5” Freestyle Tri-blade props on 4S battery voltage. On the thrust test stand and in the air, Chris Rosser found the Supernova 1605 drastically outperforms other 3.5” motor options (1404, 1804), producing massively more thrust and a much faster response without sacrificing efficiency. The Supernova 1605 broaches no compromises. 3.5” Freestyle has never had a powerplant like this.

Built on the incredible success of the AOS Supernova 2207, 2807, and 3220 the 1605 takes the same revolutionary design philosophy and scales it down for the challenging demands of 3.5” freestyle pilots. Thanks to thousands of finite element simulations, including 4D field modeling for the first time, the Supernova 1605 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 1605 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 1605, you can experience 3.5” Freestyle the way the FPV Gods intended.

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.

Specifications:

  • KV:  3900
  • Configuration:  9N12P
  • Stator Diameter:  16mm
  • Stator Length:  5mm
  • Shaft Diameter:  1.5mm (2mm inside)
  • Motor Dimensions: 20x3*14.2mm
  • Weight:  13.3g (3cm wire)
  • Idle Current(10)@10V(A):  1.26
  • Cells (LiPo):  3S-4S
  • Max Continuous Power(W)3S:  616
  • Max Current(3S):  38.5A
  • Max Efficiency Current:  (5-8A)>85%

Package Includes:

  • 1 x RCINPOWER AOS Supernova 1605 3900KV Brushless FPV Drone Motor


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: 1084012109

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4.1 ★★★★★
Based on 25 reviews
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MrDerp
Natrona Heights, US
★★★★★ 3
Not an average-to-large person's chair by any means.
Color: Brown, Number of Items: 1
PROS: Comfortable seat cushion Feels sturdy and manufactured well Swivels and rolls effortlessly Height adjustment Not terribly heavy Easy assembly CONS: Reclining feature is not great Back cushion forces a very upright sitting posture Pleather material will deteriorate within a couple years It's overpriced for what it is, even at $100. SUMMARY: I'm a little guy. 5'7 and 145 lbs. This chair feels like it was scaled for me and my little frame. Now, while that's perfect for me, nearly everyone else I know or have ever known, are at least twice my size. And I can't imagine them finding the overall size of this thing to be enough chair for them. Maybe I'm way off base here, but I've sat in regular sized office chairs and while they'd swallow me, they're essentially perfect sized for most other people. Feels good to sit in, nothing amazing but it's comfortable enough. Remember, it's made with pleather. Every day use for long periods of time will wear the material out within two or three years. Won't effect it's performance but it will be ugly with cracks and wear/tear far quicker than real leather, of course. It looks very nice right out the box though. Not too heavy either. The reclining feature is a bummer, it's like you really have to force it to lean back, like it's fighting against your doing so. Which if your trying to lean back, you know putting a bunch of effort into your legs is the opposite of what you're trying to achieve - which is relax without tension in any part of your body. It's basically useless for my needs, anyway. The price, even at a measly $100 for an "executive office chair" does not reflect the hiccups with this thing because it's not a one size fits all kind of chair. Anyone over 180 lbs and 5'10 will surely find it to be a bit snug and the back cushion to sit a bit short. The back forces you to sit very upright. Something that will take getting used to, especially since I can't recline. This chair is kinda "meh" to be completely honest. I'll spend at least twice as much next time and get five times the quality. Look, it'll do the job for a while but there really isn't anything very impressive about it besides what it visually looks like. I've no idea how so many people rated this thing with so many glowing reviews. There's not a lot to boast about with a cheap $100 pleather chair that's undersized for most people. I really don't get it. I'd only recommend this at $65-$70. No way this is worth the $100 Amazon is currently pricing it at. Spend just a little a bit more, you'll notice a huge jump in quality over this.
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Reviewed in the United States on August 15, 2024
M
Verified Purchase
MrTruth
Natrona Heights, US
★★★★★ 3
Just Great!
Color: Beige, Number of Items: 1
Comfortable. Wheels roll very well. Great padding. Seems durable. Assembly is the standard with such chairs, takes about 15 minuttes. Do not know how long the PL? leather fabric will last? Probably wear in a couple of years. But for the price, this is perfect. UPDATE: After 2 1/2 months, seat feels flat and very uncomfortable.
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Reviewed in the United States on March 12, 2026
V
Verified Purchase
VicYay
Belleville, US
★★★★★ 5
Modern and comfortable, easy to assemble
Color: White, Color: White
Reliable chair with solid quality. Assembly took about 35 mins following the clear instruction sheet. Chair can hold at least 220 lbs, stable and easy to move. Wheels can move in multiple directions. Seat heights and arm are both adjustable. No stain or scratches on the padding surface. White finish looks clean and modern.
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Reviewed in the United States on April 27, 2026
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Verified Purchase
boo h 1964
San Leandro, US
★★★★★ 5
Impressive Chair for the price!
Color: Black
Purchased for my mother, she absolutely loves it. She used a secretary style chair forever and said she didn't want a big bulky chair like the executive type until she saw this one. It's comfortable like an executive chair but not quite a big or cumbersome as the executive can be. It took a hot minute to put together but well worth it. Instructions were very clear and easy, I'm in my 60's, if I can put it together anybody can! Chair is well made, solid!
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Reviewed in the United States on May 8, 2026
R
Verified Purchase
Ronnie
Massapequa, US
★★★★★ 4
Above average
Color: Black
Easy to assemble. Fairly comfortable for the price. although I thought that the seat cushion would be more soft. overall I'm satisfied.
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Reviewed in the United States on June 5, 2026

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