Neles B1-series quarter-turn piston actuators, available in both double-acting and spring-return configurations, are engineered for high-cycle reliability in demanding process environments.

Designed for modulating control as well as on-off service, these actuators provide precise, consistent torque delivery and are suitable for nearly all rotary valve types.

Available in: New England and New York

Key Features

  • Model series: B1C - double action, B1J - spring return
  • Pressure class rating: 2.8 - 10 bar
  • Temperature range: -55 to +120 °C
  • Torque range: 28 - 100000 Nm
  • ATEX class: Ex II 2G/D c IIC TX
  • Mounting face: ISO 5211, VDI/VDE 3845
  • Protection class: IP66, IP67 (IEC 60529)

Additional Links for Neles™ pneumatic cylinder actuators B Series

Technical Bulletin B Series actuator webpage by Valmet