Kerael Heavy-Payload Propulsion
HEAVY-PAYLOAD PROPULSION SYSTEM

KERAEL ROBOTICS KOMPANY
PRIVATE LIMITED

Advanced Motor Solutions for Heavy-Payload Drone Platforms

Kerael Robotics Kompany Pvt. Ltd. is an Indian deep-tech OEM developing patented heavy-payload electric drone propulsion systems. We design and manufacture drone motors, carbon-fiber propellers, and custom controllers as an integrated system, enabling payload capacities from 65 kg to 500 kg per motor.

OUR MOTORS PARTNER WITH US RFQ FOR CUSTOM-BUILT MOTOR

What We Do:
Heavy-Payload Propulsion

We engineer elite electric propulsion systems that redefine the limits of heavy-lift flight. Our hardware solves the critical challenges of endurance and reliability, making large-scale aerial logistics practical and scalable.

  • Magnet-Free Propulsion: High-torque, sustainable motor architecture.
  • Coreless Electromagnetic Design: Ultra-lightweight, high-efficiency power.
  • Axial-Flux VTOL Motors: Optimized for vertical-takeoff performance.
EXPLORE MOTOR TECH →

100%

Indigenous Innovation

All listed technologies are internally developed and protected under Kerael's patent portfolio, delivering indigenous high-performance propulsion solutions for defence, industrial, agricultural, and cargo UAV platforms.

Black Bird Drone
Trogon Drone
White Bird Drone

WHO WE ARE

Kerael Robotics Kompany Private Limited is an Indian deep-tech OEM engineering next-generation heavy-payload electric propulsion systems and advanced UAV platforms. Driven by indigenous innovation, we design and manufacture high-efficiency drone motors, controllers, and propulsion solutions that strengthen India's aerospace ecosystem.

OUR VISION

To establish India as a global leader in indigenous electric propulsion by delivering world-class, high-performance systems for autonomous aerial mobility, advanced robotics, and sustainable defense aviation.

OUR MISSION

To design, manufacture, and continuously advance reliable, high-torque, Made-in-India propulsion systems that empower heavy-lift UAVs—strengthening national technological self-reliance and enabling industrial flight worldwide.

Why Kerael?

Proprietary Innovation

We don't assemble; we invent the core. Total ownership from custom Radial-Vector motors to Neural Intent Encoders.

Industry 5.0 Proven

Scalable, fault-tolerant architecture. Designed not just to survive the future, but to dictate it.

Heavy-Payload Pioneer

Propulsion cores engineered for extreme lift and endurance. Empowering heavy-lift cargo UAVs and tactical multi-rotor platforms.

Inside Kerael

Inside Kerael Lab 1 Inside Kerael Lab 2 Inside Kerael Lab 3 Inside Kerael Lab 4 Inside Kerael Lab 5 Inside Kerael Lab 6 Inside Kerael Lab 7

The Minds Behind the Machine

Our executive leadership brings together elite engineering, strategic foresight, and operational excellence to drive the next industrial revolution.

RAJAN RAJ JAWAHAR

RAJAN RAJ JAWAHAR

FOUNDER & MANAGING DIRECTOR

RAJAN RAJ JAWAHAR

FOUNDER & MANAGING DIRECTOR

Visionary Leader. Strategist. Innovator. The brain behind our success.

DR SARANYA SN

DR SARANYA SN

DIRECTOR

DR SARANYA SN

DIRECTOR

Leads Legal Compliance & Financial Operations with Precision.

AISHWARYA M

AISHWARYA M

DIRECTOR

AISHWARYA M

DIRECTOR

Converts Vision into Solutions. Clarity. Innovation. Planning.

MANIKANTA PRABU S

MANIKANTA PRABU S

DIRECTOR

MANIKANTA PRABU S

DIRECTOR

Executes Plans. Optimizes Production. Delivers the Outcome on Time.

SHRUTHI MALKARI

SHRUTHI MALKARI

CHIEF EXECUTIVE OFFICER

SHRUTHI MALKARI

CHIEF EXECUTIVE OFFICER

Leads Hardware Development & Manufacturing Progress.

YASHASWINI G S

YASHASWINI G S

BUSINESS RELATION HEAD

YASHASWINI G S

BUSINESS RELATION HEAD

Builds Relationships. Manages Finances. Drives Growth. Creates Impact.

TECHNOLOGY SPECTRUM

IN-HOUSE MANUFACTURING
PATENTED TECHNOLOGIES
1ST OEM IN INDIA
DESIGNED IN-HOUSE.
ENGINEERED FOR SCALE.
01

HALBACH ARRAY TECHNOLOGY

Advanced Halbach array designs for higher power density, improved efficiency and optimized magnetic field control. By focusing magnetic flux on one side while cancelling it on the opposite face, this architecture eliminates heavy iron back-irons and drastically cuts total weight. This delivers exceptional torque density and thermal stability across demanding high-altitude hover operations.

Halbach Array 1a Halbach Array 1b Halbach Array 1c Halbach Array 1d
02

MAGNET-FREE HYBRID WOUND SYNCHRONOUS RELUCTANCE MOTOR TECHNOLOGY

Proprietary magnet-free hybrid wound synchronous reluctance motor topologies delivering high efficiency, reliability, lower cost and resilience for critical aerospace applications. By eliminating reliance on imported rare-earth minerals, this system provides full supply chain sovereignty and reduced raw material overheads. The hybrid reluctance winding configuration maintains high field strength and continuous high-temperature operating resilience.

Magnet-Free Hybrid Wound 2a Magnet-Free Hybrid Wound 2b Magnet-Free Hybrid Wound 2c Magnet-Free Hybrid Wound 2d
03

CORE-FREE TECHNOLOGY

KRK's proprietary core-free motor platform leverages advanced winding methodologies, precision thermal processing, and lightweight electromagnetic structures to deliver exceptional efficiency, rapid dynamic response, reduced losses, and superior power density for advanced unmanned aerial systems. The complete absence of iron cores eliminates hysteresis and eddy current losses, enabling whisper-quiet and ultra-smooth motor operation. Engineered specifically for heavy-payload UAVs, it ensures rapid transient throttle response under sudden wind gusts.

  • Reduced Cogging Torque
  • Lightweight Architecture
  • Enhanced Thermal Performance
  • High Dynamic Response
  • Improved Power Density
  • Aerospace-Grade Design
Core-Free Tech 3a Core-Free Tech 3b Core-Free Tech 3c
04

INHOUSE RARE EARTH MAGNET PRODUCTION TECHNOLOGY

End-to-end in-house rare earth magnet manufacturing ensuring quality, consistency and supply chain independence. Our advanced sintering and grain-boundary diffusion techniques produce custom high-coercivity NdFeB magnets capable of operating above 180°C. This complete vertically integrated capability guarantees consistent magnetic tolerances and fast-track custom rotor prototyping.

Inhouse Rare Earth Magnet 4a Inhouse Rare Earth Magnet 4b Inhouse Rare Earth Magnet 4c
05

SMART FLUID TECHNOLOGY

Next-generation smart fluid systems with adaptive thermal management and lubrication control for enhanced motor efficiency, reliability and extended operational life. Formulated with functionalized Metal-Organic Frameworks (MOFs) and magnetic nanoparticles, these fluids dynamically alter viscosity under electromagnetic excitation. This enables real-time heat extraction directly from active winding slots while reducing mechanical bearing friction.

Smart Fluid Technology
06

AGI BASED FOC TECHNOLOGY

Proprietary AGI-based Field Oriented Control delivering superior torque accuracy, efficiency, stability and real-time adaptive motor control for optimal performance across operating conditions. Embedded neural algorithms continuously model stator flux and rotor inertia in real time to compensate for dynamic payload shifts. The controller dynamically optimizes phase currents, maximizing overall drive efficiency during cruise and maneuver phases.

AGI Based FOC Technology
07

BEARING TECHNOLOGY

High-performance bearing solutions engineered for high speed, high load and extreme conditions to ensure long life, minimal friction and smooth, reliable operations. Featuring hybrid ceramic balls and advanced surface coatings, these bearings resist electrical fluting and thermal degradation. They deliver smooth high-RPM performance with extended service intervals for mission-critical aerial systems.

Bearing Technology
08

SUPERCONDUCTING ELECTROMAGNETIC TECHNOLOGY

Advanced superconducting electromagnetic systems for ultra-high efficiency, high power density and next-generation propulsion applications with superior power-to-weight ratios. Utilizing high-temperature REBCO superconducting tapes, this platform achieves near-zero electrical resistance in the stator coils. This unlocks unprecedented power-to-weight ratios, laying the technological foundation for mega-watt class electric aviation.

Superconducting Electromagnetic Technology
09

CARBON FIBER PROPELLER MANUFACTURING TECHNOLOGY

In-house carbon fiber propeller manufacturing with precision layup, advanced curing and rigorous testing for superior strength, balance, aerodynamic efficiency and durability in demanding applications. Computer-optimized airfoil geometries and multi-axial carbon fiber weaves maximize aerodynamic thrust while minimizing acoustic noise. Each propeller undergoes dynamic balancing and spin-testing to withstand extreme centrifugal forces during high-thrust maneuvers.

Carbon Fiber Propeller Manufacturing Technology
10

CARBON FILAMENT WINDING TECHNOLOGY

Advanced in-house carbon filament winding technology providing high structural strength, exceptional thermal stability and lightweight composite motor sleeves strengthening India's next-generation propulsion ecosystem. Automated multi-axis tension winding wraps high-tensile carbon fibers directly around rotor assemblies to prevent magnet dislodgement at extreme speeds. The ultra-thin composite sleeve preserves tight airgap tolerances while vastly improving structural safety margins.

Carbon Filament Winding Technology

Core Technologies & Innovations

Kerael Robotics' portfolio of patented actuators, AI digital twins, smart fluidics, and Industry 5.0 autonomous platforms engineered for heavy-payload applications.

PATENTED • 320 Nm @ 1.6 kg

BLDC MOTOR: RADIAL-VECTOR QUASI-DIRECT DRIVE

A new class of BLDC motors for next-gen robotics

Context: Robotics needs compact, ripple-free, high-torque actuators.

Innovation: Patented BLDC delivering 320 Nm @ 2040 RPM in just 1.6 kg weight.

  • Radial-vector magnetic topology → smooth torque
  • 2-stage planetary quasi-direct drive
  • Integrated 3-phase BLDC with Field-Oriented Control (FOC)
  • Unmatched torque density
Applications: RoboDog, humanoids, exoskeletons, industrial robots.
INDIAN INNOVATION

RADIAL-VECTOR QDD FOR ROBODOG

A new heartbeat for Indian robotics

Context: Quadrupeds demand strong yet compliant actuators.

Innovation: 320 Nm @ 1.6 kg QDD with BLDC + planetary gearing.

  • Radial-vector topology for high-precision motion
  • Millisecond reflex torque control
  • High torque density with near-backlash-free drive
Applications: Defense, rescue, industrial O&M, healthcare logistics.
ROS2 + AI • FIRST IN INDIA

ROBODOG: INDIA’S FIRST QUADRUPED

A revolution on four legs, born in India

Context: No indigenized quadruped platform previously existed in India.

Innovation: RoboDog built on patented radial-vector actuators with ROS2 + AI control architecture.

  • Agile, heavy payload-capable leg mobility
  • Digital Twin with real-virtual synchronization
  • 100% indigenously designed & manufactured in India
Applications: Defense, healthcare, disaster response, advanced research.
INDUSTRY 5.0 • CYBER-SECURE

AGENTIC AI DIGITAL TWIN VANET

Beyond autonomous driving — predictive mobility for Industry 5.0

Context: Road and fleet systems suffer accidents and severe congestion.

Innovation: VANET with Agentic AI, Digital Twin & ROS2 for predictive autonomous mobility.

  • Real-time predictive accident prevention
  • Multi-sensor fusion with sub-millisecond actuation
  • Cyber-secure V2V & V2I communications
Applications: Aerospace fleets, emergency mobility, smart highways, defense.
DEFECT-FREE MACHINING

AI + DIGITAL TWIN + MPC IN MANUFACTURING

Predictive intelligence for Industry 5.0

Context: Current manufacturing control systems are reactive rather than predictive.

Innovation: AI + Digital Twin + Model Predictive Control (MPC) + ROS2 for defect-free precision machining.

  • Learns and adapts in real-time during machining operations
  • Chatter suppression proven in rigorous industrial trials
  • Predicts machining instabilities before defects occur
Applications: Aerospace, biomedical, electronics, defense manufacturing.
RECONFIGURABLE FIXTURING

AUXETIC CNC FIXTURE

Smart fixturing for delicate machining

Context: Brittle materials fracture under vibration and uneven clamping force.

Innovation: Reconfigurable auxetic fixture with FSR force monitoring.

  • Auxetic jaws for uniform force distribution & zero fracture
  • Modular high-rigidity aluminum structural frame
  • Stepper-actuated precision force control
Applications: Drilling glass, ceramics, thin-walled precision aerospace parts.
STABLE ABOVE 300 °C

HYBRID NANOMATERIAL MR FLUID

Smart fluids enabling adaptive engineering

Context: Magnetorheological (MR) fluids suffer sedimentation & thermal breakdown.

Innovation: V₂O₅–rGO–MWCNT hybrid MR fluid, thermally stable above 300 °C.

  • Field-tunable dynamic viscosity
  • Drastically reduced internal wear & surface friction
  • Highly stable, non-sedimenting reusable suspension
Applications: Heavy-payload dampers, adaptive actuators, aerospace, robotics.
WITHSTANDS 2800 °C

ROBOTIC WELDING CONDITION MONITORING

Thermally intelligent robotic welding

Context: Welding temperatures exceed 2000 °C, surpassing standard sensor limits.

Innovation: World's first real-time thermal sensing in robotic CMT MIG welding.

  • Titanium-wire sensor withstands extreme temperatures up to 2800 °C
  • Arc-stable sensor integration
  • Closed-loop real-time thermal feedback control
Applications: Smart welding, Industry 5.0, aerospace structures, defense.
IIoT CONTROLLED

ZEOLITE + IIOT OXYGEN ENRICHMENT

Clean air with intelligent control

Context: Air purification systems lack real-time automation and adaptability.

Innovation: Zeolite-based O₂ boost with IIoT-enabled automated control.

  • Selective nitrogen separation for ultra-pure medical oxygen
  • Real-time multi-sensing (O₂ concentration, temp, humidity)
  • Remote monitoring & control via IIoT protocol
Applications: Hospitals, cleanrooms, research labs, aerospace & industrial facilities.
NEURO-TECH • AFFORDABLE

BRAIN-COMPUTER INTERFACE FOR CHILDREN

Giving thought a voice

Context: Neurodivergent children face severe challenges interacting with the world.

Innovation: Low-cost EEG BCI translating neural intent directly into actionable control.

  • Integrated EEG sensor + Arduino + AI classification
  • Focus state = activate action, calm state = release action
  • Ultra-portable, safe, and accessible design
Applications: Homes, special education classrooms, therapy centers.
NANOSCALE PRECISION

MOF-BASED MR FLUID FOR NANO-COATING

A new class of smart fluids for precision

Context: Conventional MR fluids lacked nano-structured coating precision.

Innovation: First-ever Metal-Organic Framework (MOF) formulated MR fluid for coatings.

  • Porous MOF structure for nanoscale coating uniformity
  • Stable, reversible magnetic dispersion
  • Magnetically tunable coating precision
Applications: Electronics, biomedical coatings, precision optics, aerospace.
AUXETIC LANDING LEGS

PERCHED LANDING UAV

Landing where others cannot

Context: Conventional UAVs fail to land on irregular, inclined, or narrow surfaces.

Innovation: UAV equipped with auxetic-structured adaptive legs for safe perched landings.

  • Auxetic energy-absorbing leg geometry absorbs high impact shocks
  • Perches securely on power cables, tree branches, and narrow ledges
  • Ultra-lightweight, energy-saving adaptive design
Applications: Urban surveillance, disaster search & rescue, powerline inspection.
HUMANOID ROBOTICS

SERVO VALVE HYDRAULIC ACTUATION

Hydraulics reimagined for lifelike motion

Context: Humanoid robotics requires smooth, high-force, human-like actuators.

Innovation: Servo valve-controlled high-density hydraulic actuation system.

  • High-bandwidth precision servo micro-valves
  • Compact integrated pump unit
  • Modular, high power-to-weight ratio limbs
Applications: Humanoid robots, powered exoskeletons, heavy robotic arms.
6-DOF • ROS2 DECENTRALIZED

6-AXIS INTELLIGENT ROBOTIC ARM

Adaptive arms for Industry 5.0

Context: Industry 5.0 requires adaptive, safe, collaborative robotic manipulators.

Innovation: 6-DOF arm with hybrid actuation and smart pneumatic gripper.

  • Worm gear–stepper closed-loop precision actuation
  • ROS2 decentralized motion planning algorithms
  • Modular, lightweight aluminum-carbon structure
Applications: Pick-and-place, cobotics, flexible factory automation.
YOLO + LIDAR + QDD

AUTONOMOUS SPACE ROVER

Autonomy for the final frontier

Context: Extreme off-road planetary terrains demand resilient exploration rovers.

Innovation: AI-powered space rover with radial-vector drive and adaptive suspension.

  • Multi-sensor fusion: YOLO vision + LiDAR + Radar obstacle navigation
  • High efficiency Quasi-Direct Drive (QDD) wheel actuators
  • Integrated 6-DOF robotic arm with QDD actuators
  • CAN protocol & high-reliability RF telemetry
Applications: Space exploration, planetary missions, defense, hazardous inspection.

OEM Motor Series

Patented high-torque propulsion engineered for heavy-payload UAVs

BLACK BIRD

Engineered for extreme performance and efficiency. BLACK BIRD integrates Halbach array architecture with advanced control technologies to deliver unmatched thrust, precision and reliability in mission-critical applications.

Black Bird Main Motor
Black Bird Exploded View
Black Bird Detail 1
Black Bird Detail 2
Black Bird Detail 3

BLACK BIRD SERIES — MOTOR CLASSIFICATION

PARAMETER UNIT BB-80 BB-100 BB-120
VOLTAGE RANGE V 15 – 65 V 65 – 104 V 95 – 145 V
MAX CONTINUOUS CURRENT A 85 A 125 A 200 A
PEAK CURRENT A 180 A 250 A 320 A
CONTINUOUS POWER kW 3.75 kW 6.5 kW 14.5 kW
PEAK POWER kW 5.25 kW 9.0 kW 30.5 kW
KV RATING KV 150 KV 100 KV 75 KV
NET WEIGHT kg 4.1 kg 10.07 kg 18.6 kg
MAX THRUST kgf 40 kgf (5x8) 80 kgf (10x8) 160 kgf (20x8)

TROGON

The Trogon motor represents our premier high-torque density propulsion solution, optimized for extreme endurance in heavy-payload operations. Built on our patented magnet-free coreless architecture, it delivers exceptional thrust efficiency while maintaining stable thermal dissipation under continuous hover duty cycles.

Trogon Main Motor
Trogon Second View
Trogon Detail 1
Trogon Detail 2
Trogon Detail 3

TROGON SERIES — MOTOR CLASSIFICATION

PARAMETER UNIT TROGON-40 TROGON-60 TROGON-80 TROGON-100
VOLTAGE (S) V 6S – 14S 12S – 18S 14S – 24S 14S – 24S
MAX CONTINUOUS CURRENT A 80 A 120 A 180 A 240 A
PEAK CURRENT A 240 A 360 A 540 A 720 A
CONTINUOUS POWER kW 2.2 kW 4.5 kW 7.5 kW 10.5 kW
MAX POWER kW 4.4 kW 9.0 kW 15.0 kW 21.0 kW
KV RATING KV 170 KV 120 KV 95 KV 75 KV
MAX THRUST kgf 6.0 kgf 10.0 kgf 14.0 kgf 20.0 kgf
MOTOR WEIGHT g 800 g 1250 g 1700 g 2200 g

WHITE BIRD

The White Bird introduces our latest high-speed axial-flux VTOL architecture, pushing the envelope of power-to-weight ratios. Incorporating a dual-rotor electromagnetic configuration, it offers unmatched acceleration and control responsiveness, making it the perfect propulsion core for next-generation cargo UAVs.

White Bird Main Motor
White Bird Second View
White Bird Detail 1
White Bird Detail 2
White Bird Detail 3

WHITE BIRD SERIES — MOTOR CLASSIFICATION

PARAMETER UNIT WB-80 WB-150 WB-250 WB-400
DIAMETER mm 80 mm 120 mm 160 mm 200 mm
MAX CONTINUOUS CURRENT A 40 A 75 A 120 A 180 A
PEAK CURRENT A 80 A 150 A 240 A 360 A
CONTINUOUS POWER kW 0.5 kW 1.0 kW 2.0 kW 4.0 kW
MAX POWER kW 1.0 kW 2.0 kW 4.0 kW 8.0 kW
KV RATING KV 150 KV 200 KV 400 KV 250 KV
RPM ACHIEVED RPM 20,000 RPM 50,000 RPM 50,000 RPM 60,000 RPM
MOTOR WEIGHT g 1000 g 2000 g 3000 g 5000 g

Commercial Motor Series

Reliable, scalable propulsion systems optimized for industrial UAV deployment

Commercial Motor 1
Motor 1 Specifications
Motor 2 Specifications
Commercial Motor 2
Commercial Motor 3
Motor 3 Specifications
Motor 4 Specifications
Commercial Motor 4
Commercial Motor 5
Motor 5 Specifications
Motor 6 Specifications
Commercial Motor 6

Engineering the Future, Together

From technical inquiries regarding our heavy-payload propulsion systems to strategic industry partnerships—connect with our experts and let’s elevate your aerial capabilities.

HEAVY-PAYLOAD CUSTOM ENGINEERING

Need a Custom-Built Motor Solution?

Specify your voltage, torque, thrust, and thermal requirements. Submit your specifications directly through our RFQ configuration tool.

⚡ RFQ FOR CUSTOM-BUILT MOTOR

Visit Our Facility

KERAEL ROBOTICS KOMPANY PRIVATE LIMITED

No. 791/L11, Unit No 1, Harohalli, Industrial area 3rd phase, Kanakapura Main Road Ramanagara

Contact Info

General: keraelroboticskompany@gmail.com

Dr. Raj Jawahar: +91 80562 38075

Dr. Saranya S N: +91 88381 30179

Manikanta Prabu S: +91 80505 91382

Send us a Message

We'll get back to you within 24 hours.

OEM ENGINEERING SPECIFICATION FORM

Custom Motor Configuration

Design a propulsion solution tailored to your application. Provide your technical requirements below, and our engineering team will review your specifications and recommend or develop the most suitable motor configuration.

SECTION 1

Customer Information

SECTION 2

Application Details

SECTION 3

Motor Requirements

SECTION 4

Performance Requirements

SECTION 5

Electrical Specifications

SECTION 6

Mechanical Specifications

SECTION 7

Operating Environment

SECTION 8

Propeller Information

SECTION 9

Manufacturing Requirements

SECTION 10

File Upload

Click to browse or drag & drop files here

CAD Files (.STEP, .IGES, .SLDPRT), Technical Drawings, Existing Motor Images, Drone Images, Datasheets, Requirement Documents (Multiple allowed)

    SECTION 11

    Additional Requirements

    SECTION 12

    Preferred Contact Method

    SECTION 13

    Declaration