Remove lid by one screw, lead cable through the cable gland and connect to terminal with required tapping. Screw lid back into place by one screw with a torque of 3Nm to assure the IP rating. Fasten bracket with one to three screws. To change the position of the loudspeaker, please adjust the standard U- bracket (by loosening / tightening the screws) as required.
Use only certified/specified cable glands and blanking plugs, reflecting the same IP rating and temperature range as the loudspeaker. Standard model delivered with two M20 Ex approved plastic blinding plugs. For optimum performance, always use the correct voltage / power and operate within the frequency limits as stated. Do not open loudspeaker when energized. This loudspeaker is supplied with two years warranty against defective workmanship.


Material / Color



Weight w/transformer

P-rating (e-chamber)

Max. / min. amb. temp

Rated / max. power

SPL 1W/1m

SPL rated power

Effective freq. range

Dispersion (-6dB) 1kHz / 4kHz

Directivity factor, Q 1kHz


Anti-static polyamide / Black


e-chamber, screw terminals

4,0 kg


55C / -50C

25 W / 25 W

108 dB

120 dB

370 – 7500 Hz

98 / 29


Impedances, labels, transformers