Looking for 4s Controller? BLHeli D-short 2-4S 20A ESC Speed Controller is available at Zbotic with fast shipping across India.
BLHeli D-short 2-4S 20A ESC Speed Controller
In the market, there are mainly three types of ESCs available: 1) Oneshot ESC, 2) Opto ESC, and 3) D-Shot ESC. The D-Shot ESC is the best drone flight controller for your project as it powers the BLDC motor to achieve high-quality speed using BLHeli technology. D-Shot is a protocol used by flight controllers to communicate with ESCs, standing for ‘Digital Shot.’ It is a new digital communication protocol developed by Flyduino in collaboration with Betaflight, serving as an alternative to Oneshot and Multishot. Unlike Oneshot and Multishot (and standard PWM), which use analog signals, D-Shot is the fastest ESC protocol with a maximum frequency of 32 kHz, making it ten times faster than Oneshot125.
Electronic speed controllers (ESCs) are devices that enable drone flight controllers to manage and modify the speed of the aircraft’s electric motors. A signal from the flight controller instructs the ESC to adjust the motor’s voltage as needed, altering the propeller’s speed. This helps prevent a vehicle from skidding and the driver from losing control when turning, braking sharply, or executing a sudden maneuver. ESC technology automatically engages the brakes to assist in steering the vehicle correctly.
Features:
- EFM8BB21F16G MCU for great powerful preformation, 48Mhz
- BLHeli-S open source program
- Highlight led power-on display status
- Support Dshort150/300/600, Oneshort, 125 Oneshort42, MultiShort modes
- Ultra-low internal resistance MOS for less heat and supper Hight stability
- Easy to install with supper small size and light weight
- Hummingbird BLHeli-s ESC designed for competition FPV drone
- Compatible with various flight controllers and support single frequency up to 621Hz in regular signal-receiving mode
Packages includes:
1 x BLHeli D-short 2-4S 20A ESC speed controller
1 x User Manual
BLHeli D-short 2-4S 20A ESC Speed Controller Overview
The BLHeli D-short 2-4S 20A ESC Speed Controller is a compact electronic speed controller designed for brushless DC motors in multirotor drones. It handles 2–4S LiPo batteries (7.4–14.8 V) and delivers up to 20 A continuous (25 A burst) using BLHeli-S firmware and the D-Shot digital protocol for responsive throttle control.
Key Features of BLHeli D-short 2-4S 20A ESC Speed Controller
- 32-bit ARM Cortex M4 MCU @ 80 MHz for precise motor control
- 20 A continuous current rating with 25 A burst capacity
- Compatible with 2–4S LiPo batteries (7.4 V–14.8 V)
- Runs open-source BLHeli-S firmware supporting D-Shot digital protocol
- Super small form factor and lightweight for tight drone frames
- Genuine product with fast shipping from Zbotic across India
Applications and Use Cases
- High-performance racing quadcopters requiring fast throttle response
- DIY 2–4S drone builds and prototype multirotors
- FPV freestyle drones where weight and size are critical
- Educational robotics and STEM kits using small BLDC motors
- Light-weight aerial photography platforms with 20 A ESC needs
- Upgrading or replacing existing ESCs on compact multirotors
How to Use BLHeli D-short 2-4S 20A ESC Speed Controller
Solder the motor wires and battery leads to the ESC’s pads, then connect the signal and ground wires to your flight controller. Power on your setup and use BLHeliSuite or Betaflight’s ESC passthrough to calibrate throttle range, select D-Shot protocol, and adjust timing. Mount the ESC securely on your frame, ensuring proper airflow for cooling.
Why Buy from Zbotic?
- Genuine Products: All items sourced from authorized distributors
- Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
- Free Shipping: Free delivery on qualifying orders
- COD Available: Cash on Delivery, UPI, cards, net banking
- Technical Support: Expert help for setup and troubleshooting
- Easy Returns: Hassle-free replacement for defective products
Frequently Asked Questions
What voltage range does this ESC support?
This ESC is rated for 2–4S LiPo batteries, corresponding to an input voltage range of 7.4 V to 14.8 V.
Can I use D-Shot protocol with this controller?
Yes. It supports D-Shot digital communication. Enable D-Shot mode via BLHeliSuite or Betaflight ESC configuration to achieve faster and more accurate throttle responses.
What are the continuous and burst current ratings?
The BLHeli D-short 2-4S ESC delivers 20 A of continuous current and can handle short bursts up to 25 A for rapid maneuvers.
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Read More →Technical Specifications
| Current Rating | 20A |
|---|---|
| Cell Configuration | 4S |
| SKU | AI1165 |
| Weight | 0.009 kg |
| Availability | Out of Stock |
Applications & Use Cases
The BLHeli D-short 2-4S 20A ESC Speed Controller 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
Darshan Hegde (verified owner) –
This BLHeli D-short 2-4S 20A ESC Speed is value for money. Comparing with other brands, Zbotic offers the best deal.
Ojas Saxena (verified owner) –
Using this BLHeli D-short 2-4S 20A ESC Speed in my hexacopter. Smooth operation and excellent thrust.
Abhishek Iyer –
My 5th order from Zbotic. This BLHeli D-short 2-4S 20A ESC Speed is excellent as always. Totally reliable store.
Paras Arora (verified owner) –
Great quality BLHeli D-short 2-4S 20A ESC Speed. Perfect specs for my drone project. Fast delivery too!
Abhishek Sharma (verified owner) –
Outstanding BLHeli D-short 2-4S 20A ESC Speed! Installed it on my racing quad and the performance is amazing.
Urmi Sen –
Great quality BLHeli D-short 2-4S 20A ESC Speed. Perfect specs for my drone project. Fast delivery too!
Nikhil Nayak (verified owner) –
This BLHeli D-short 2-4S 20A ESC Speed is value for money. Comparing with other brands, Zbotic offers the best deal.
Kavya Kulkarni (verified owner) –
This BLHeli D-short 2-4S 20A ESC Speed exceeded my expectations. Installed it yesterday and took a successful test flight today.
Vaishali Pandey (verified owner) –
This BLHeli D-short 2-4S 20A ESC Speed exceeded my expectations. Installed it yesterday and took a successful test flight today.
Varun Vohra (verified owner) –
Excellent product for the price. My drone flies smoothly with this BLHeli D-short 2-4S 20A ESC Speed. Highly recommended!
Kabir Solanki (verified owner) –
Great BLHeli D-short 2-4S 20A ESC Speed for beginners and professionals alike. Highly recommended for drone enthusiasts.
Neeraj Rawat (verified owner) –
Great BLHeli D-short 2-4S 20A ESC Speed for beginners and professionals alike. Highly recommended for drone enthusiasts.
Zubin Patel –
Bought this for my college drone project. Works great, professor was impressed!