E-flite
Park 400 Brushless Inrunner Motor 4200Kv
Park 400 Brushless Inrunner Motor 4200Kv
SKU:EFLM1100
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The E-flite Park 400 brushless inrunner motor (4 200 Kv, model EFLM1100) is a powerful upgrade for Speed 400 applications. Compact and efficient, it delivers smooth performance for small airplanes weighing 340–740 g (12–26 oz), and includes everything needed for a quick plug-and-play upgrade.
Features
- Excellent replacement for Speed 400 brushed motors in sport and aerobatic park flyers
- Includes adapter plate for mounting to GWS- and E-flite-style gearboxes
- Comes with prop adapter and gold-plated connectors for easy setup
- Slotless 2-pole inrunner design—smooth and efficient operation
Included
- Park 400 motor (4 200 Kv) with adapter plate, prop adapter, and connectors
Needed to Complete
- 20–25 A brushless ESC (adequate cooling recommended)
- Battery: 6–10 cell NiMH/NiCd or 2–3 S LiPo
- Recommended propeller: 10 × 4.7 to 12 × 6
Specifications
- Type: Brushless inrunner
- Kv Rating: 4 200 Kv
- Voltage Range: 7.2–12 V
- Continuous Current: 18 A
- Max Burst Current (15 s): 24 A
- Idle Current (at 10 V): 1.80 A
- Internal Resistance (Ri): 0.24 Ω
- Shaft Diameter: 2 mm
- Diameter: 20 mm
- Length: 40 mm
- Weight: 68 g

Frequently Asked Questions
When will my order be shipped?
Orders placed before our daily cut-off time are usually shipped the same or next working day.
You’ll receive tracking details as soon as the courier collects your parcel.
How long will delivery take?
South African deliveries typically arrive within 1–3 working days, depending on your location.
International delivery times vary based on the destination.
Can I collect my order?
Yes. Collection is available from our Somerset West warehouse during business hours.
Where are you based?
We’re based in Somerset West, Cape Town, South Africa, and ship throughout South Africa and worldwide.
Do you ship worldwide?
Yes — we offer worldwide shipping.
What payment methods do you accept?
We accept secure online payments, including card payments, instant EFT, PayPal, and other major South African payment methods.
In-store card payments are available via Yoco.
Will I receive a tracking number?
Yes. Tracking information is emailed automatically once your order has been dispatched.
Do the products include a warranty?
Most items include a manufacturer-backed warranty.
Warranty terms vary by brand and product type.
Is my order safely packaged?
All items are securely packaged to minimise the risk of damage during transit.
Can I change or cancel my order?
If your order hasn’t been shipped yet, we can usually assist with changes or cancellations.
Please contact us as soon as possible.
Do you offer dealer or wholesale pricing?
Yes — eligible retailers can apply for a dealer account.