Flash Hobby Arthur A 1404 3800KV Motor
£12.90 Inc. VAT
Lightweight 1404 3800KV motor offering smooth, efficient performance for 3″ FPV builds.
In stock|Next shipping: 04/05/2026
The Flash Hobby Arthur A 1404 3800KV motor is a lightweight, efficient option designed for 3″ class FPV drones where responsiveness and low weight are important. With a compact 1404 stator and a total weight of just 9.3g (including wires), it suits both freestyle and lightweight builds.
The motor uses a 7075-T6 aluminium bell for strength without unnecessary mass, paired with high-quality NMB bearings for smooth and reliable operation. Its 9N12P configuration provides consistent performance, while the 3800KV rating offers a balanced mix of efficiency and punch on 4S setups.
Designed for common 3″ propellers, it delivers predictable throttle response and solid efficiency across the throttle range.
Performance (4S Reference)
GF3028 3-blade: up to ~344g thrust at ~9.3A
GF3035 3-blade: up to ~339g thrust at ~9.5A
Efficiency peaks around ~4.1–4.2 g/W at lower throttle

- Stator Diameter: 14mm
- Stator Height:4mm
- Shaft Diameter: 2.0mm
- Motor Mount: 9*9mm(M2*4)
- Configuration: 9N12P
- Motor Cable: 26#AWG 115mm
- NMB Bearing
- 7075-T6 Aluminum bell
- KV Value: 3800KV
- Rated power: 30W
- Weight: 9.3g (including the cables)
- Motor Size: 18.6×13.2mm
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SHIPPING & DELIVERY
We are based in the UK and ship to most destinations worldwide.
We dispatch orders during the times shown on our Dispatch Schedule. Orders placed before the daily dispatch cutoff will ship the same day (subject to stock availability). Orders placed after the cutoff will ship on the next scheduled dispatch day.
A confirmation email is sent once your order has been packed. If you need to amend your order, please contact us as soon as possible — once shipped, we’re unable to make changes.
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Shipping to the UK
- Order before the daily dispatch cutoff for same day dispatch.
- FREE delivery available on qualifying orders over £99 (under 1kg).
For small, low-value orders, Royal Mail First Class is our most economical option. Royal Mail Tracked 24 is the most popular choice, offering full tracking and flexible delivery options. For guaranteed next working day delivery, we recommend Royal Mail Special Delivery.
Royal Mail delivers to residential addresses Monday to Saturday, while courier services (including DHL) typically deliver Monday to Friday.
International Postage
- USA orders: Import duties and taxes are prepaid by us — no additional customs charges on delivery.
- Other destinations: Customs duties or import taxes may apply and are the responsibility of the recipient.
Smaller, lower-value orders may be sent via Airmail or tracked postal services. Economy road and express air courier options are available depending on destination. For faster delivery, we recommend express air courier services such as DHL Express, which typically deliver within 1–2 working days across Europe and a few working days for most other destinations.
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