Brushless DC Motors (BLDC) - Industrial motor specifications and performance details

Brushless DC Motors (BLDC)

High-Efficiency BLDC Motors for Modern Applications

Brushless DC (BLDC) Motors deliver superior efficiency, longer lifespan, lower noise, and precise speed control compared to brushed DC or induction motor counterparts. By eliminating mechanical brushes and commutators, BLDC motors offer maintenance-free operation, higher torque density, and electronic controllability that makes them ideal for modern energy-conscious applications.

Bombay Engineering Syndicate supplies Crompton BLDC motors used in HVAC equipment (ceiling fans, blowers, air handlers), industrial automation, robotics, electric mobility (e-bikes, e-rickshaws), pumps, conveyor systems, and battery-powered tools. Efficiency typically reaches 85-95% — significantly higher than equivalent induction motors — translating directly to energy savings and lower lifetime cost.

Available in power ratings from 25W through 5 kW with operating voltages of 12V/24V/48V/72V DC. Each motor includes integrated Hall-effect sensors for accurate rotor position feedback, supports PWM speed control via external drive electronics, and offers IP54/IP65 protection options. Inrunner and outrunner configurations available based on application requirements.

BES supports BLDC motor integration with sizing assistance, drive electronics recommendations, and integration consultancy for OEMs developing energy-efficient products. We hold stock of common ratings for rapid deployment, with custom-engineered variants available through Crompton’s factory engineering team.

Description Output Power Voltages Frame Size Standards
BLDC Inrunner - 1.5 kW - 3000 RPM 1.5 kW 48V / 72V DC NEMA 42 IEC 60034-1
BLDC Inrunner - 100 W - 3000 RPM 100 W 24V / 48V DC NEMA 23 IEC 60034-1
BLDC Inrunner - 25 W - 2800 RPM 25 W 12V / 24V DC NEMA 17 IEC 60034-1
BLDC Inrunner - 500 W - 2500 RPM 500 W 48V DC NEMA 34 IEC 60034-1
BLDC Outrunner - 3 kW - 2000 RPM 3 kW 72V DC Custom IEC 60034-1
BLDC Outrunner - 5 kW - 1500 RPM 5 kW 72V DC Custom IEC 60034-1