PA 1-R

Patrol radial sounders 105 dB(A)
  • Top mounted installation - Outstanding 360° perceptibility - ideal as a stand-alone solution on the top of the equipment or machine.
  • Multi-voltage power supply - One fits all - for operation with different voltages.
  • Selectable tones - Choice out of 70 tones in 32 tone combinations. 4 tones externally selectable. 
  • Reducible volume - Adjustment of the sound pressure level to the application.
  • Excellent perceptibility - Meets the requirements of ISO7731.
  • M12 connection (optional) - Take advantage of the M12 connector.
  • Flexibility - Also available as Sounder/LED - Combi. 

Radial acoustic

protection system

impact-proof housing

Volume control

operating temperatur


connector (optionally)

UL approval (pending)


EurAsian Conformity

Pfannenberg 3D-Coverage

Size of acoustical coverage (A x B x C in meter)

75 dB (A) 80 dB (A) 85 dB (A)
Coverage area with DIN tone and required sound levels.

The figures shown are mainly for a quick orientation. For an individual and precise interpretation please use Pfannenberg Sizing Software (PSS).

Technical data

Electrical dataPA 1-R
Rated voltage115/230 V AC24/48 V AC12–48 V DC
Rated frequency50/60 Hz50/60 Hz
Operating range95–253 V18-53 V10–60 V
Nominal current consumption (@DIN-tone)21 mA@230V83 mA@24V AC54 mA@24V DC

Further technical details can be found in the Download section on this page.


Description Type Size
Conformity_CE_085506694_Rev00_Oct23_Sounder_PA 1-R.pdf pdf 34 KB Download
Conformity_UKCA_085507057_Rev00_Oct23_Sounder_PA 1-R.pdf pdf 26 KB Download
QUICK GUIDE PA (L)1-R pdf 830 KB Download
MANUAL PA (L)1-R pdf 3.3 MB Download
Description Language Type Size Download

Product sheet

  • English
pdf 2.9 MB Download


  • English
zip 14 MB Download

Flyer PA (L) 1-R

  • English
pdf 890 KB Download

Ordering details

Ordering detailsPA 1-R
Rated voltage115/230 V AC12–48 V DC / 24-48 V AC
Standard, housing greyArticle number2338064005523380630055

To make the order process easy for you and to ensure a secure delivery, please see the information on the final article numbers.

Article numbers for products with other voltages and options on request.