Spring-applied brakes

Compact and quickly installed INTORQ BFK457
In many applications, all that is required of the brake is that it fulfils its basic function. For such situations the BFK457 is just the job. The fact that it can also be installed quickly using the integral fixing screws and fixed air gap makes this spring-applied brake even more attractive.



  • Braking torque: 0.12-125 Nm

  • 11 sizes


  • DC voltages: 24, 205 V


  • Thermal class F (155 °C)


  • Compact construction with rotor and flange

  • Integral fixing screws for quick and easy installation


  • Fixed air gap

  • Noise-reduced double spring-applied brake <50 dB(A)


Application areas:
Small motors, vehicles for the disabled, wood working machines, automation systems and general mechanical engineering

© 2023 by Srirama Associates

Srirama   Associates Ltd., Part.

521/3-4, SiAyuthya Road

Soi 2,Khwaeng Thanon Phayathai, Khet Ratchathewi

Bangkok – 10400


T: 02 246 1445

F: 02 640 1178