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Call:1-888-551-3082 International: 1-919-443-0207 sales@servosupplier.com
Call:1-888-551-3082 International: 1-919-443-0207 sales@servosupplier.com
series image of B-404-C-21

B-404-C-21

by Kollmorgen
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The B-404-C-21 is a high-efficiency servo motor created by Kollmorgen, known for their reliable automation equipment. Despite its compact size, this motor offers a significant amount of torque due to an impressive torque-to-volume ratio. Its low inertia rotor enables rapid acceleration, making it ideal for dynamic industrial environments. The motor features electromagnetic fail-safe brakes for emergency stop and static parking with an 8Nm holding torque capability. It can deliver a 7.4 Nm continuous torque with a peak current of 18.8 A. The B-404-C-21 is designed with an IP 65-rated enclosure for protection against oily liquids, water jets, and non-corrosive materials. It can also be upgraded to IP 67 standard for underwater operation. The motor's class H insulated armature can withstand temperatures as high as 180 degrees Celsius. Lastly, the motor is compatible with front-mounted gearheads and NEMA mountings.
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Technical Specifications
  • Manufacturer: Kollmorgen
  • Product Type: Servo Motor
  • Model: B-404-C-21
  • Torque Generation: Highly efficient
  • Torque to Volume Ratio: High
  • Acceleration: High (due to low rotor inertia)
  • Builtin Features: Electromagnetic fail-safe brakes
  • Holding Torque: 8 Nm
  • Peak Current: 18.8 A
  • Continuous Torque: 7.4 Nm
  • Outer Enclosure Standard: IP 65
  • Optional Protection Standard: IP 67 (with sealing rings)
  • Underwater Capacities: Can sustain 5 psi pressure, can be submerged in 6 feet water depth for half an hour
  • Insulation: Class H insulated armature (can sustain 180 ᵒC)
  • Compatibility: Front mounted gearheads and NEMA mountings

Get In Contact

Email: sales@servosupplier.com


Phone Number: 1-888-551-3082


International: 1-919-443-0207

Fax: 1-919-867-6204