“This has to be the best sounder in terms of quality, ease of installation, in fact all aspects, that I have used in nearly 30 years experience, very impressed. An extremely well thought out product.

HB | Professional Security Installation Company | East Anglia

External Sounders

ES-120 & 130 External Sounders

External sounder, featuring shield design. Available in Grade 2 and 3.

ES-220 & 230 External Sounders

External sounder, featuring rectangular – horizontal design. Available in Grade 2 and 3.

ES-320 & 330 External Sounders

External sounder, featuring hexagonal design. Available in Grade 2 and 3.

ES-420 & 430 External Sounders

External sounder, featuring rectangular – vertical design. Available in Grade 2 and 3.

ES-520 & 530 External Sounders

Low profile external sounder, featuring hexagonal design. Available in Grade 2 and 3.