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The Bosch Plena PLE-1MA030 is a 30 watt public address amplifier suitable for 100 volt line commercial audio systems as well as low impedance sound systems using 8 ohm loudspeakers.

From the Plena range of mixer amplifiers, the Bosch PLE1MA030 is built to a high quality and features excellent sound and speech intelligibility thanks to a smart equalizing approach and built-in limiters.

Easy to use, with simple zone labels included in the box as well as setting indicators which enable the installer to place coloured markers on the volume and tone controls to indicate optimum and maximum recommended volume settings.

Despite its simplicity, the PLE 1MA030 still has flexible features such as ducking, priority paging and voice activated emergency override.

19" rack mounting brackets are included should you wish to build into a 19" equipment rack.

  • 30 watt, 100 volt line
  • Also compatible with 8 ohm speakers
  • 4 low noise balanced inputs for mic or line with phantom power
  • 3 separate line inputs
  • Further 100 volt input and Telephone input with priority
  • RJ45 connection for remote wall plate WP3S2Z (see ancillary section)
  • Contact closure and Vox priority
  • Built-in chime for announcements
  • Zone labelling and setting indicator pins
  • Smart equalizing
  • AC and 24VDC operation
  • LED VU Meter
  • 19" rack mount brackets included

Additional Information

Output Power

30 watts


100v, 70v and 8 ohm outputs

Number of Inputs

4 mic/line and 3 line

Output zones

1 zone

Rack mountable


Power supply


Dimensions (HxWxD)

100 x 430mm x 270mm

'U' height




View FileWhy An Impedance Meter is Essential for PA Installers    Size: (296.63 KB)
View FileBosch PLE1MA030 / PLE1MA060 / PLE1MA120 Mixer Amplifiers    Size: (1.89 MB)
View FileBosch PLE-WP3S2Z    Size: (253.2 KB)
View FileEC Declaration of Conformity: PLE1MA030, 060, 120    Size: (705.76 KB)
Product video for Bosch Plena PLE-1MA030
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