BOSCH PLE1MA120 Mixer Amplifier

  • BOSCH PLE1MA120 has120 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 labeling and setting indicator pins
  • Smart equalizing
  • AC and 24VDC operation
  • LED VU Meter
  • 19″ rack mount brackets included

৳ 61,500

৳ 65,000 Bundle Price for selected items


BOSCH PLE1MA120 Mixer Amplifier Specs:

The Bosch PLE-1MA120 is a 120-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 PLE1MA120 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 colored markers on the volume and tone controls to indicate optimum and maximum recommended volume settings.

Despite its simplicity, the PLE 1MA120 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.

Model PLE 1 MA120
Mains Power Supply 115 VAC ±10%, 50/60 Hz
In-Rush Current 10 A
Power Consumption
PLE-1MA120-US 400 VA
Frequency Response 50 Hz to 20 kHz (+1/‑3 dB @ ‑10 dB ref. rated output)
Distortion <1% @ rated output power, 1 kHz
Bass Control Max -12/+12 dB (frequency is setting dependent)
Treble Control Max -12/+12 dB (frequency is setting dependent)
RJ-45 Input
Wall Panel Input For PLE-WP3S2Z
Mic//Line Input (4 x)
Input 1 5-pin Euro style pluggable screw, balanced, phantom, incl. PTT
Input 2-4 3-pin Euro style connector, balanced, phantom
Sensitivity 1 mV (mic); 200 mV (line)
Impedance >1 kohm (mic); >5 kohm (line)
Dynamic Range 93 dB
S/N (Flat at Max Volume) >63 dB (mic); >70 dB (line)
S/N (Flat at Min Volume/Muted) >75 dB
CMRR (Mic) >40 dB (50 Hz to 20 kHz)
Headroom >17 dB
Speech Filter -3 dB @ 315 Hz, high-pass, 6 dB/oct
Phantom Power Supply 16V via 1.2 kohm (mic)
Music Input (3 x)
Connector RCA, stereo converted to mono
Sensitivity 200 mV
Impedance 22 kohm
S/N (Flat at Max Volume) >70 dB
S/N (Flat at Min Volume/Muted) >75 dB
Headroom >25 dB
Emergency / Telephone (1 x)
Connector 7-pin Euro style pluggable screw connector
Sensitivity Tel. 1V maximum
Sensitivity 70V 70V maximum
Impedance >10 kohm
S/N (Flat at Max Volume) >65 dB
VOX Threshold 50 mV; attack time 150 ms; release time 2 s
Master/Music Output (1 x)
Connector 3-pin Euro-style, balanced
Nominal Level 1V
Impedance <100 ohm
Loudspeaker Output 25/70V
Connector Euro style pluggable screw terminal, floating
Max / Rated 180W / 120W
Loudspeaker Output 4 ohm
Connector Euro style pluggable screw terminal, floating
PLE-1MA120 31V (120W)
Operating Temperature +14º F to +113º F
Storage Temperature -40º F to +158º F
Relative Humidity <95%
Acoustic Noise Level of Fan (PLE-1MA120) <33 dB SPL @ 1 m
Mounting Stand-alone, 19″ rack
Color Charcoal
Dimensions (H x W x D) 3.94″ (100 mm) x 16.93″ (430 mm) x 10.63″ (270 mm)
Weight 23.2 lbs (10.53 kg)

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Additional information

Weight 10.53 g
Dimensions 100 × 430 × 270 mm


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