ACA Hurricane

The ACA Hurricane was notorious for its low performance, leading it to near extinction. The siren released in 3 variants:

MKI

None known to exist.

MKII

Only 1 in service in Milwaukee since 1979, others inactive or in private use

Square Horn

One known in private use, unknown if official horn. Others speculated in South Africa under Klaxon brand.

Photos

Private Hurricane 130, Square Horn

Hurricane 130, grounded