The T-Motor AT 40A supports 2-4S Lipo batteries. It has an integrated 5V linear BEC, which is able to provide current up to 3A. BEC is designed to power the receiver and servos. The controller supports functions such as voltage protection, thermal protection, failsafe, brake, soft start and more.
Package include
1 x T-Motor AT 40A 4S ESC
Technical Specifications
| Brand | T -Motor |
|---|---|
| Current Rating | 40A |
| Cell Configuration | 4S |
| SKU | AI6173 |
| Weight | 0.07 kg |
| Availability | Out of Stock |
Applications & Use Cases
The T-Motor AT 40A 4S ESC is a versatile (esc) drone speed controller used across a wide range of applications including brushless motor speed control, FPV drone builds, multirotor platforms, and RC aircraft.
Common use cases:
- Controlling motor speed in a quadcopter
- Replacing a burnt ESC after a short
- Upgrading to BLHeli_32 for smoother throttle response
This product is ideal for drone builders and RC enthusiasts.
Technical Tip: Choose ESC amperage 20% above your motor's max draw. DShot600 protocol recommended for modern builds.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
- Genuine T -Motor product sourced from authorized channels










Vaishali Hegde (verified owner) –
Been using this T-Motor AT 40A 4S ESC for 3 months now, zero issues. Great product.
Naman Khanna (verified owner) –
Good T-Motor AT 40A 4S ESC. Works well for my drone build. Packaging could be slightly better.
Ayush Parekh (verified owner) –
Excellent T-Motor AT 40A 4S ESC! Perfect for my quadcopter build. Arrived well packed and works flawlessly.
Lakshya Sethi –
This T-Motor AT 40A 4S ESC exceeded my expectations. Installed it yesterday and took a successful test flight today.
Kabir Khurana –
This T-Motor AT 40A 4S ESC is value for money. Comparing with other brands, Zbotic offers the best deal.
Prashant Garg –
Excellent product for the price. My drone flies smoothly with this T-Motor AT 40A 4S ESC. Highly recommended!
Jai Mukherjee (verified owner) –
Using this T-Motor AT 40A 4S ESC in my FPV drone build. Quality is top notch. Very happy with the purchase.
Prashant Verma (verified owner) –
Perfect for my agriculture drone project. This T-Motor AT 40A 4S ESC handles the weight effortlessly.
Darshan Saini (verified owner) –
Superb T-Motor AT 40A 4S ESC! Built my first drone with this and it performed beyond expectations.
Eshan Thakur (verified owner) –
Excellent product for the price. My drone flies smoothly with this T-Motor AT 40A 4S ESC. Highly recommended!
Vijay Mittal (verified owner) –
Using this T-Motor AT 40A 4S ESC in my hexacopter. Smooth operation and excellent thrust.
Jai Goyal (verified owner) –
Outstanding T-Motor AT 40A 4S ESC! Installed it on my racing quad and the performance is amazing.
Bharat Goyal (verified owner) –
Perfect for my agriculture drone project. This T-Motor AT 40A 4S ESC handles the weight effortlessly.
Shivam Ghosh (verified owner) –
Great T-Motor AT 40A 4S ESC for beginners and professionals alike. Highly recommended for drone enthusiasts.
Ishan Kohli (verified owner) –
Pretty good T-Motor AT 40A 4S ESC. Works as expected for my drone project. Would buy again.
Rishabh Joshi (verified owner) –
Received the T-Motor AT 40A 4S ESC in great condition. Testing done, everything works perfectly.
Aman Nair (verified owner) –
Great T-Motor AT 40A 4S ESC for beginners and professionals alike. Highly recommended for drone enthusiasts.
Aisha Deshpande –
Good quality T-Motor AT 40A 4S ESC. Minor scratches on arrival but functionally perfect.
RAVINDRA GURU (verified owner) –
Bharat Trivedi –
Good quality T-Motor AT 40A 4S ESC. Minor scratches on arrival but functionally perfect.
Piyush Pillai (verified owner) –
Bought this for my college drone project. Works great, professor was impressed!
Naman Rajan (verified owner) –
Pretty good T-Motor AT 40A 4S ESC. Works as expected for my drone project. Would buy again.
Rishabh Goyal (verified owner) –
Very good quality T-Motor AT 40A 4S ESC. I’ve been building drones for 2 years now and this is one of the best I’ve used.
Sunil Dubey (verified owner) –
Bought this for my college drone project. Works great, professor was impressed!