What is considered a large BLDC motor?

A large BLDC motor typically means a brushless DC motor rated 1kW or higher, with frame sizes from 100mm to 130mm and supply voltage of 48V, 72V or 96V. They are used in heavy AGV traction, EV drives, industrial mixers, solar trackers and material handling — applications where continuous power above 1kW is required.

Why use BLDC instead of induction motors at 1kW+?

BLDC motors at 1kW+ deliver higher efficiency (85-92% typical) than induction motors, lower heat dissipation, easier closed-loop control and broader speed range without external VFD complexity. The cost premium is offset by smaller battery requirements in EV / AGV applications and lower energy bills in industrial drives.

What voltage is best for high-power BLDC motors?

48V is the most common for 1-1.5kW continuous BLDC. 72V is preferred for 1.5-2.5kW with longer cable runs and lower current draw. 96V is used in heavy EV traction and pallet-truck AGV above 2.5kW. Higher voltage reduces I²R losses, simplifies wiring and improves thermal margin.

Do large BLDC motors need a gearbox?

Most heavy AGV, EV and industrial-drive applications use a gearbox to convert the motor's 2500-3500 RPM into a usable wheel or output speed. Planetary gearboxes are preferred for high torque density and compact size. Right-angle gearboxes are chosen when 90-degree transmission or space matters more.

Brake required on large BLDC motors?

Yes for any large BLDC motor that must hold position on a slope, must stop within a defined distance during emergency stop, or remain stationary under load — pallet AGV, EV drive, lifting equipment. An electromagnetic holding brake adds 20-40mm to motor length and is sized to the motor torque.

What information should I send for a large BLDC motor quote?

Send target voltage, continuous power, peak power, output speed, required torque, gear ratio (if any), shaft type, mounting, encoder / brake / controller need, duty cycle, ambient temperature, and application context (heavy AGV / EV / industrial). Quote in 24 hours.

High-Power BLDC Motor Manufacturer

Large BLDC Motor — 1kW To 3kW For Heavy Industrial Drives.

Large BLDC motors deliver continuous power above 1kW with the efficiency, cooling and controllability that heavy industrial drives need. Frame sizes from 100mm to 130mm cover heavy AGV traction, EV / electric forklift drive, industrial mixers, solar tracking and material handling. Optional planetary or right-angle gearbox, encoder feedback and electromagnetic brake.

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High-power BLDC motor housing machined on CNC lathe at Shenghe factory

Why Large BLDC Beats Induction At 1kW+

Higher Efficiency, Easier Control, Smaller Battery.

At the 1kW continuous power point, BLDC motors typically deliver 85-92% efficiency vs 75-85% for equivalent induction motors. That's smaller battery in EV / AGV, less heat in industrial enclosures and easier closed-loop control without external VFD complexity. The cost premium pays back through energy bills and battery sizing.

Higher continuous efficiency than induction at the same frame
Lower heat — better thermal margin in AGV / EV enclosures
Built-in or external controller for closed-loop torque/speed
Optional encoder and brake for autonomous applications

Spec Coverage

Large BLDC Motor Configurations.

Standard frames and power points. Custom voltage, gear ratio and shaft on request.

Frame	Power	Voltage	Rated Torque	Suggested Page
100mm	1000W	48V	3.0 – 3.5 Nm	48V 1000W BLDC Motor
110mm	1500W	48V / 72V	4.5 – 5.0 Nm	48V 1500W BLDC Motor
120mm	2000W	72V	6.0 – 7.0 Nm	2000W Brushless DC Motor
130mm	3000W	72V / 96V	9.0 – 12 Nm	3000W Brushless DC Motor

Application Coverage

Where Large BLDC Motors Get Deployed.

Continuous high-power applications where efficiency, controllability and reliability matter more than purchase cost.

Heavy AGV / Pallet Truck AGV

1500-3000W traction motors with brake for 1000kg+ payload AGV. See BLDC motor for AGV.

EV Traction

Light EV, scooters, golf carts, electric tricycles needing 1-3kW continuous traction. See EV BLDC motor.

Electric Forklift

Drive and lift motors on warehouse forklifts. Brake required for safe load handling.

Industrial Mixers & Pumps

Continuous-duty drives for fluid mixing and high-flow pumping. See DC motor for pump.

Solar Tracking

Large axial drives for single-axis and dual-axis solar trackers — long-life closed-loop positioning.

Large Conveyor Drives

Heavy-duty conveyor and sorter drives in warehouse automation. See BLDC motor for conveyor.

Large BLDC Motor FAQ

Frequently Asked Questions.

What is a large BLDC motor?

A brushless DC motor rated 1kW or higher, frame size 100mm to 130mm, supply voltage 48V / 72V / 96V. Used in heavy AGV traction, EV drives, industrial mixers, solar trackers and material handling.

Why BLDC vs induction at 1kW+?

Higher efficiency (85-92% vs 75-85%), lower heat, easier closed-loop control, broader speed range without VFD. Cost premium offset by smaller battery / lower energy bills.

Best voltage for high-power BLDC?

48V for 1-1.5kW. 72V for 1.5-2.5kW (lower current, longer cable runs). 96V for heavy EV traction and pallet AGV above 2.5kW. Higher voltage reduces I²R losses.

Gearbox required?

Most heavy AGV, EV and industrial applications use a planetary or right-angle gearbox to convert 2500-3500 RPM into usable wheel/output speed. See geared BLDC motors.

Brake?

Required when the load must hold on a slope or stop within a defined distance — pallet AGV, EV, lifting equipment. Electromagnetic brake adds 20-40mm length, sized to motor torque.

What to send for a quote?

Continuous power, peak power, voltage, output speed, torque, gear ratio (if any), shaft, mounting, encoder/brake/controller, duty cycle, ambient temperature, application context.

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Tell us continuous and peak power, voltage, output speed, torque, gear ratio, encoder/brake need and the application. We'll respond with a matched build inside 24 hours.