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Home Drone Parts (ESC) Drone Speed Controller
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20a Esc Emax - EMAX D-SHOT Bullet Series 20A 2-4S BLHELI_S ESC 3.5g Support Onshot42 Multishot
EMAXD-SHOTBulletSeries20A2-4SBLHELI_540x
  • 20a Esc Emax - EMAX D-SHOT Bullet Series 20A 2-4S BLHELI_S ESC 3.5g Support Onshot42 Multishot
  • EMAXD-SHOTBulletSeries20A2-4SBLHELI_540x

Orginal EMAX D-SHOT Bullet Series 20A 2-4S BLHELI_S ESC 3.5g Support Onshot42 Multishot

Rated 4.65 out of 5 based on 20 customer ratings
(20 customer reviews)
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Orginal EMAX D-SHOT Bullet Series 20A 2-4S BLHELI_S ESC 3.5g Support Onshot42 Multishot:

  1. Current Rating: 20A, for small to medium multirotors.
  2. Battery: Compatible with 2-4S LiPo.
  3. Firmware: BLHeli_S for smooth control.
  4. Protocols: Supports DSHOT, Oneshot42, and Multishot..
  5. Components: MOSFETs, ceramic capacitors, 3oz High-TG PCB.
Brand: Emax SKU: AI7447
Category: (ESC) Drone Speed Controller
Tags: Buy Online India, Drone, Emax, ESC, Speed Controller, Zbotic

₹754.95 (₹719.00 + GST)

Purchase this product now and earn 15 Zbotic Points!
Description
Additional information
Warranty
COO

Looking for 20a Esc Emax?  Orginal EMAX D-SHOT Bullet Series 20A 2-4S BLHELI_S ESC 3.5g Support Onshot42 Multishot is available at Zbotic with fast shipping across India.

The EMAX D-SHOT Bullet Series 20A ESC is designed for small to medium-sized multirotor drones, offering excellent performance and reliability. It supports 2-4S LiPo batteries and utilizes BLHeli_S firmware for smooth motor control. The D-SHOT protocol ensures fast, precise communication, improving responsiveness and control. Weighing just 3.5g, it’s perfect for lightweight applications like FPV racing. It supports Oneshot42 and Multishot protocols, offering flexibility for various setups. The ESC features high-quality MOSFETs, ceramic capacitors, and a 3oz High-TG PCB for efficient heat dissipation. An aluminum heat sink protects against damage, ensuring durability and performance.


Features:

  1. D-SHOT Protocol: Fast, precise communication for improved motor control.
  2. 20A Current Rating: Suitable for small to medium-sized multirotors.
  3. 2-4S LiPo Compatibility: Works with 2-4S LiPo batteries for various power needs.
  4. BLHeli_S Firmware: Provides smooth and stable motor control.
  5. Lightweight: Weighs only 3.5g, ideal for racing drones and lightweight builds.
  6. Multi-Protocol Support: Compatible with DSHOT, Oneshot42, and Multishot.
  7. High-Quality Components: Features MOSFETs, ceramic capacitors, and a 3oz High-TG PCB for efficient heat dissipation.

Specification:

Item Type: Electronic Speed Controller
Firmware: BLheli_S
Protocol Support DSHOT, Multishot, Oneshot42
Current Rating (A): 20
GTIN 623241732983


Package Includes:

1 x Orginal  EMAX D-SHOT Bullet Series 20A 2-4S BLHELI_S ESC 3.5g Support Onshot42 Multishot

Orginal EMAX D-SHOT Bullet Series 20A 2-4S BLHELI_S ESC 3.5g Overview

The EMAX D-SHOT Bullet Series 20A ESC is a lightweight speed controller designed for small to medium multirotor drones, including FPV racing and freestyle builds. With support for 2–4S LiPo batteries and BLHeli_S firmware, it delivers precise throttle response and reliable performance.

Key Features of Orginal EMAX D-SHOT Bullet Series 20A 2-4S BLHELI_S ESC 3.5g

  • 20A Continuous Current: Handles up to 20A per motor for consistent power delivery.
  • 2–4S LiPo Support: Compatible with 2S, 3S, and 4S battery configurations.
  • BLHeli_S Firmware: Smooth control and active braking for tighter flight handling.
  • Protocol Flexibility: Supports DSHOT, Oneshot42, and Multishot for low-latency signal processing.
  • Ultra-Lightweight: Weighs just 3.5 g, ideal for weight-sensitive drone builds.
  • High-Quality Components: Equipped with MOSFETs, ceramic capacitors, aluminum heat sink, and 3 oz High-TG PCB.
  • Fast Shipping from Zbotic: Genuine product dispatched quickly across India.

Applications and Use Cases

  • Mini and micro FPV racing quads requiring responsive throttle control.
  • Freestyle drones where precise motor timing enhances agility.
  • Cinewhoop setups that need lightweight ESCs to keep overall mass down.
  • Small photography rigs using 2–3S power systems for extended flight times.
  • Indoor multirotors for training new pilots with reliable performance.
  • Prototype builds and educational projects requiring easy firmware updates.

How to Use EMAX D-SHOT Bullet Series 20A 2-4S BLHELI_S ESC 3.5g

Mount the ESC near each motor, solder the three motor wires and the two battery leads (red and black) to your power distribution board. Connect the signal wire to your flight controller’s motor output pad and select your preferred protocol (DSHOT, Oneshot42, or Multishot) in the FC configuration tool. Use BLHeliSuite to adjust settings like timing and governor mode, then perform a throttle calibration before your maiden flight.

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 battery configurations are supported?

This ESC supports 2S, 3S, and 4S LiPo batteries. Use a quality balance charger and ensure your voltage falls within the 2–4S range for optimal performance.

Can I update the firmware on this ESC?

Yes. The ESC runs BLHeli_S firmware, which can be updated or reconfigured using the BLHeliSuite tool and a compatible in-line adapter.

How do I choose between DSHOT, Oneshot42, and Multishot?

Select the protocol in your flight controller’s configuration tab. DSHOT provides digital signal integrity, while Oneshot42 and Multishot offer analog pulse-width speeds—choose based on your flight controller’s compatibility and desired response time.

Tags: Buy Online India Drone Emax ESC Speed Controller Zbotic
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Technical Specifications

BrandEmax
Current Rating20A
Cell Configuration4S
SKUAI7447
Weight0.01 kg
AvailabilityIn Stock

Applications & Use Cases

The Orginal EMAX D-SHOT Bullet Series 20A 2-4S BLHELI_S ESC 3.5g Support Onshot42 Multishot 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 Emax product sourced from authorized channels
Weight 0.01 kg
6 Months Warranty

Please note that this item is only covered by a standard supplier warranty against manufacturing defects for a period of 6 months from the time of delivery. It is important to understand that only manufacturing defects are covered under this warranty, and any other issues will not be considered for reimbursement or replacement. We strongly advise inspecting the product upon delivery to ensure it meets your expectations. In case of any manufacturing defects, we guarantee reimbursement or replacement.


What voids the warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

Tags: Buy Online India Drone Emax ESC Speed Controller Zbotic
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Country Of Origin: China

20 reviews for Orginal EMAX D-SHOT Bullet Series 20A 2-4S BLHELI_S ESC 3.5g Support Onshot42 Multishot

  1. Avatar of Mohit Chopra
    Rated 5 out of 5

    Mohit Chopra (verified owner) – December 2, 2025

    Using this EMAX D-SHOT Bullet Series 20A 2-4S in my FPV drone build. Quality is top notch. Very happy with the purchase.

  2. Avatar of Swati Dave
    Rated 5 out of 5

    Swati Dave – December 4, 2025

    Been using this EMAX D-SHOT Bullet Series 20A 2-4S for 3 months now, zero issues. Great product.

  3. Avatar of Naman Reddy
    Rated 5 out of 5

    Naman Reddy (verified owner) – December 7, 2025

    Very impressed with this EMAX D-SHOT Bullet Series 20A 2-4S. My drone’s performance improved noticeably.

  4. Avatar of Atharv Yadav
    Rated 5 out of 5

    Atharv Yadav (verified owner) – December 10, 2025

    Received the EMAX D-SHOT Bullet Series 20A 2-4S in great condition. Testing done, everything works perfectly.

  5. Avatar of Suresh Bajaj
    Rated 5 out of 5

    Suresh Bajaj (verified owner) – December 11, 2025

    Very impressed with this EMAX D-SHOT Bullet Series 20A 2-4S. My drone’s performance improved noticeably.

  6. Avatar of Dinesh Luthra
    Rated 5 out of 5

    Dinesh Luthra (verified owner) – December 12, 2025

    My 5th order from Zbotic. This EMAX D-SHOT Bullet Series 20A 2-4S is excellent as always. Totally reliable store.

  7. Avatar of Om Patil
    Rated 5 out of 5

    Om Patil (verified owner) – December 23, 2025

    Excellent EMAX D-SHOT Bullet Series 20A 2-4S! Perfect for my quadcopter build. Arrived well packed and works flawlessly.

  8. Avatar of Vaishali Rawat
    Rated 5 out of 5

    Vaishali Rawat (verified owner) – December 29, 2025

    This EMAX D-SHOT Bullet Series 20A 2-4S is exactly what I needed for my drone. Works perfectly, very reliable.

  9. Avatar of Parth Mittal
    Rated 4 out of 5

    Parth Mittal (verified owner) – January 5, 2026

    Solid EMAX D-SHOT Bullet Series 20A 2-4S. Not the absolute best but excellent value for the price point.

  10. Avatar of Devansh Kamath
    Rated 3 out of 5

    Devansh Kamath (verified owner) – January 8, 2026

    Average EMAX D-SHOT Bullet Series 20A 2-4S. Works fine but expected slightly better quality at this price.

  11. Avatar of Sahil Reddy
    Rated 4 out of 5

    Sahil Reddy (verified owner) – January 16, 2026

    Good EMAX D-SHOT Bullet Series 20A 2-4S. Works well for my drone build. Packaging could be slightly better.

  12. Avatar of Utkarsh Vohra
    Rated 5 out of 5

    Utkarsh Vohra (verified owner) – January 25, 2026

    Amazing build quality! This EMAX D-SHOT Bullet Series 20A 2-4S is sturdy and lightweight at the same time.

  13. Avatar of Saurabh Trivedi
    Rated 5 out of 5

    Saurabh Trivedi (verified owner) – February 3, 2026

    Very good quality EMAX D-SHOT Bullet Series 20A 2-4S. I’ve been building drones for 2 years now and this is one of the best I’ve used.

  14. Avatar of Arjun Chatterjee
    Rated 5 out of 5

    Arjun Chatterjee (verified owner) – February 3, 2026

    Using this EMAX D-SHOT Bullet Series 20A 2-4S in my hexacopter. Smooth operation and excellent thrust.

  15. Avatar of Jayesh Tandon
    Rated 3 out of 5

    Jayesh Tandon (verified owner) – February 12, 2026

    Okay EMAX D-SHOT Bullet Series 20A 2-4S. Gets the job done for my basic drone project. Nothing exceptional.

  16. Avatar of Mahesh Grewal
    Rated 5 out of 5

    Mahesh Grewal (verified owner) – February 16, 2026

    Been using this EMAX D-SHOT Bullet Series 20A 2-4S for 3 months now, zero issues. Great product.

  17. Avatar of Anjali Bajaj
    Rated 5 out of 5

    Anjali Bajaj (verified owner) – February 18, 2026

    This EMAX D-SHOT Bullet Series 20A 2-4S exceeded my expectations. Installed it yesterday and took a successful test flight today.

  18. Avatar of Sachin Krishnan
    Rated 4 out of 5

    Sachin Krishnan (verified owner) – February 28, 2026

    Pretty good EMAX D-SHOT Bullet Series 20A 2-4S. Works as expected for my drone project. Would buy again.

  19. Avatar of Arnav Pillai
    Rated 5 out of 5

    Arnav Pillai (verified owner) – March 4, 2026

    Bought this for my college drone project. Works great, professor was impressed!

  20. Avatar of Harshit Sethi
    Rated 5 out of 5

    Harshit Sethi (verified owner) – March 9, 2026

    Excellent product for the price. My drone flies smoothly with this EMAX D-SHOT Bullet Series 20A 2-4S. Highly recommended!

Only logged in customers who have purchased this product may leave a review.

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