High-Efficiency Motors & Intelligent Drive Systems
hsz154 Direct Drive Motor for Machine Tool
hsz154 High Precision Air‑cooled DD Spindle Motor
HSZ100 Air‑cooled Spindle Motor
hsz100 Electric Spindle Air-cooled Direct Drive Motor
hsz154 Direct Drive Motor for Machine Tool
hsz154 High Precision Air‑cooled DD Spindle Motor
HSZ100 Air‑cooled Spindle Motor
hsz100 Electric Spindle Air-cooled Direct Drive Motor

HSZ154/100 Air-Cooled Direct Drive Spindle Motors

We engineer HSZ154 & HSZ100 direct drive spindle motors, delivering 0.37kW to 5.5kW power for industrial vacuum pumps and automation.

  • Comprehensive Power Spectrum: The combined series offers flexible power ratings from 0.37 kW up to 5.5 kW, supporting high-speed operations from 500 RPM to 4500 RPM.

  • Exceptional Overload Capacity: Engineered with a robust overload factor of ≥ 2.5, guaranteeing stable mechanical performance even under sudden heavy load spikes.

  • Advanced Stator Protection: Features industrial-grade stator potting technology, providing superior vibration resistance, thermal dissipation, and protection against moisture.

  • Flexible Cooling Configurations: Designed primarily for natural cooling, with customized forced air cooling options available to meet continuous heavy-duty cycle requirements.

HSZ154 & HSZ100 Spindle Motor Description

Combining the ultra-compact versatility of the HSZ100 with the robust torque delivery of the HSZ154, this series of air-cooled direct drive spindle motors provides a complete power solution for modern industrial automation. By integrating advanced permanent magnet technology, these motors eliminate mechanical transmission losses, delivering precise and highly efficient coaxial rotation.

Designed to operate seamlessly in demanding environments, both the HSZ154 and HSZ100 boast a high overload capacity (≥ 2.5) and utilize specialized stator potting encapsulation. This ensures exceptional durability, rapid heat dissipation, and long-term reliability—making them the definitive choice for driving hydraulic power units, continuous-duty vacuum pumps, and sophisticated automated equipment.

HSZ154 & HSZ100 Technical Data Sheet

Series Type Designation Rated
Voltage (VAC)
Rated
Power (kW)
Rated
Speed (rpm)
Rated
Torque (Nm)
Overload
Factor
Stator
Protection
Cooling Method
HSZ154 HSZ-PM38H550-154N30-S05 380 5.5 3000 17.5 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ154 HSZ-PM38H550-154N25-S05 380 5.5 2500 21 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ154 HSZ-PM38H550-154N15-S05 380 5.5 1500 35 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ154 HSZ-PM38H220-154N07-S05 380 2.2 750 28 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ154 HSZ-PM38H220-154N09-S05 380 2.2 960 22 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ154 HSZ-PM38H150-154N05-S05 380 1.5 500 28.65 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ154 HSZ-PM38H150-154N07-S05 380 1.5 750 19 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ100 HSZ-PM38H150-100N45-S05 380 1.5 4500 3 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ100 HSZ-PM38H110-100N20-S05 380 1.1 2000 5 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ100 HSZ-PM38H75-100N45-S05 380 0.75 4500 1 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ100 HSZ-PM38H75-100N30-S05 380 0.75 3000 2 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ100 HSZ-PM38H75-100N15-S05 380 0.75 1500 4.8 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ100 HSZ-PM38H55-100N15-S05 380 0.55 1500 3.5 ≥ 2.5 Stator potting Natural cooling / customized air cooling
HSZ100 HSZ-PM38H37-100N07-S05 380 0.37 750 4.7 ≥ 2.5 Stator potting Natural cooling / customized air cooling

Engineered for endurance and precision, the HSZ154 and HSZ100 series are the premier direct-drive solutions for continuous-duty industrial systems. They are widely integrated into industrial vacuum pumps and hydraulic power units, where stable torque and high overload resistance are critical. Additionally, their compact form factor and high-speed capabilities (up to 4500 RPM) make them ideal for seamless integration into various confined automated equipment setups.

Ready to equip your hydraulic or vacuum systems with highly reliable direct-drive technology? Whether you need the ultra-fast 0.37kW HSZ100 or the high-torque 5.5kW HSZ154, Volcano Electric manufactures custom configurations to suit your exact automation needs. Send us your project specifications today, and our engineering team will provide a technical datasheet and competitive factory-direct pricing within 24 hours.

HSZ154/100 Direct Drive Applications

Engineered for endurance and precision, the HSZ154 and HSZ100 series are the premier direct-drive solutions for continuous-duty industrial systems. They are widely integrated into industrial vacuum pumps and hydraulic power units, where stable torque and high overload resistance are critical. Additionally, their compact form factor and high-speed capabilities (up to 4500 RPM) make them ideal for seamless integration into various confined automated equipment setups.

HSZ154 & HSZ100 Spindle Motor FAQs

What is the main difference between the HSZ154 and HSZ100 Spindle Motor?
HSZ100 is built for ultra-compact, high-speed applications, delivering 0.37kW to 1.5kW power at speeds reaching up to 4,500 RPM. In contrast, the HSZ154 series is engineered for heavier duty cycles, providing higher torque and power outputs ranging from 1.5kW to 5.5kW with maximum speeds of 3,000 RPM. Contact our team to match the right series to your equipment.
What does stator potting protection mean for these motors?
Stator potting is an advanced manufacturing process where the motor's internal stator windings are fully encapsulated in a specialized protective resin. This industrial-grade treatment significantly enhances the motor's thermal dissipation, provides excellent resistance against mechanical vibration, and completely seals the windings from moisture and industrial dust, thereby extending the motor's operational lifespan.
Can these spindle motors handle sudden load spikes?
Absolutely. Both the HSZ154 and HSZ100 are engineered with a high electrical and mechanical overload factor of ≥ 2.5. This allows the motors to seamlessly absorb sudden mechanical shocks, start-up strains, and operational load surges without faulting, making them exceptionally reliable for demanding applications like vacuum pumps and hydraulic power units.

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