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Item specifics
  • Use: Vehicles & Remote Control Toys
  • For Vehicle Type: Airplanes
  • Tool Supplies: Battery
  • Material: Metal
  • Remote Control Peripherals/Devices: Motor
  • RC Parts & Accs: Motors
  • Model Number: 4000KV
  • Upgrade Parts/Accessories: 4000KV Brushless Motor
  • Four-wheel Drive Attributes: 4000KV Brushless Motor
Product Description

4000KV Brushless Motor For All ALIGN TREX T-rex 450 rc helicopter



The Brushless Motor is special one for the electirc helicopter 450 class, it has the best performance for 3D fly.

It will your best choice the 450 calss Helicopter.

No. Of cells: 3-4x Li-Poly

RPM/V: 4000

Max. efficiency current: 8 - 10.5 A (>75%)

No load current / 10 V: 0,5 A

Current capacity: 40 A/60 s

Dimensions:31 x 29 mm

Shaft diameter: 3.17mm

Weight: 64 g

Recomended model weight: 450 class Ele. Heli.

Recomended prop without gearbox: 6"-8"


Packet content

100% Brand New

1 x 450 Brushless Motor


Item location is at China, default shipping service is shipping by China register Air

Mail or HongKong register air mail
Please be advised that International shipping usually take longer than domestic, as it\'s based on shipping service provider and customs. 
All items will be shipped within 1-3 business days upon receipt of payment (except Saturday ). 



Asian countries       5-15days

UK, Ireland          10-20days

US,Canada,Australia  8-20days

Spain, Greece, Germany&western european countries   10-21days

France, Italy&other countries   15-28days 



If the package weight is more than 2kg or the package size is larger than 90CM, we will use EMS etc or Ship with two parcels by China post air mail.
Instruction:the weight and size we marked in the package details is not the actual weight and size of the goods, if you need to know the actual weight and size, you just need to contact us.





2. moneybooks
3. Bank transfe



  • For ensuring all the items are in good quality, we will test all products before the packages were sent out .  
  • 30 days warranty from the purchased date. Please contact us via email before returning the defective item.  
  • Return items should include the original packaging and all accessories.
  •  Only defective product will be offered exchange. 




  • Original box: NO
    Color: Black
    Net weight: 69g
    Package weight: 78g

Packaging Details
  • Unit Type: piece
  • Package Weight: 0.12kg (0.26lb.)
  • Package Size: 10cm x 10cm x 10cm (3.94in x 3.94in x 3.94in)
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Packaging Details
  • Unit Type: piece
  • Package Weight: 0.12kg (0.26lb.)
  • Package Size: 10cm x 10cm x 10cm (3.94in x 3.94in x 3.94in)
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