Cost-Effective BM-4 Vibration Isolation Platform

The BM-4 Benchtop Vibration Isolation Platform is the most affordable benchtop platform with vertical and horizontal performance of 1/2 Hz. It also achieves this without needing air or electricity.

Additionally, the platform can be made vacuum and cleanroom-compatible.

Source: Minus K Technology, Inc.

. . .
Weight: Approximately 80 lb (36 kg)

16.8" W x 16.8" D x 8.5" H
(427 mm W x 427 mm D x 216 mm H)

Approximate payload weight range:
Model Payload Range*
0 - 25 lb 
(0 - 11 kg)
20 - 55 lb 
(9 - 25 kg)
50 - 105 lb 
(23 - 48 kg)
90 - 155 lb 
41 - 70 kg)


145 - 205 lb 
(63 - 93 kg)
*Weight: Approximately 70 lb (32 kg)/(same dimensions)


  • A vertical natural frequency of 1/2 Hz or lower can be attained across the entire load range.
  • The horizontal natural frequency is dependent on the load, and achieving 1/2 Hz or less is feasible at or near the nominal load.
  • Performance specifications for a representative transmissibility curve featuring a 1/2 Hz natural frequency.
Simple Set-Up and Adjustment


Low Frequency Vibration Isolation | Minus K BM-4 Half Hz

Video Credit: Minus K Technology, Inc.

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