1-12-030_is-d105-r
The IS-D105 unit is an intrinsically safe field mounting alarm horn with ATEX & IECEx approval which provides a loud audible signal.
1-12-010_is-ma1-r

The IS-mA1 is a compact, 100dB(A) alarm sounder. Approvals include ATEX, IECEx and GOST-R for Zone 0 applications and FM approval for Class I Division 1 and Class I Zone 0 applications.

1-12-020_is-a105n-r
The IS-A105N is a high output, 105dB(A) alarm sounder. Approvals include ATEX, IECEx and GOST-R for Zone 0 applications and FM approval for Class I Division 1 and Class I Zone 0 applications.
1-12-040_is-pa1-g
The IS-pA1 is a compact, panel mount 90dB(A) intrinsically safe alarm buzzer.