The DSP602EN is an EN54-certified fireproof ceiling speaker designed for indoor voice alarm and public address systems. It features a 6.5" full-range dual-cone driver with selectable 6W/3W/1.5W power taps for 100V line connection, delivering clear and intelligible voice reproduction. The enclosure and fire dome are made of ABS V0 flame-retardant material, complemented by an aluminium protective grille for enhanced safety and durability. Equipped with a ceramic connector and built-in thermal fuse, the speaker ensures reliable operation under fire alarm conditions.


Model | DSP602EN |
Standards | EN54-24:2008 Loudspeaker for voice alarm system for fire detection and fire alarm system |
Environment Class EN54-24 | Type A, indoor applications |
IP rate protection (EN60529) | IP21C |
Way no. / Speaker type | 1-way dual cone, full range Ø165mm |
Transformer | 100V (6W – 3W – 1.5W) |
In-axis Freq. response (-10dB) | 350–20,000Hz |
Sensitivity (@1m, 1W) | 88dB |
SPL max (@1m, Pmax) | 96dB |
Coverage angle (-6dB) | 281° (500 Hz), 170° (1 kHz), 87° (2 kHz), 52° (4 kHz), 30° (8 kHz) |
Directivity Index DI (dB) | 2.8 (500 Hz), 4.0 (1 kHz), 7.1 (2 kHz), 9.2 (4 kHz), 11.3 (8 kHz) |
Directivity Factor Q | 1.9 (500 Hz), 2.5 (1 kHz), 5.1 (2 kHz), 8.4 (4 kHz), 13.6 (8 kHz) |
Nominal/Music power | 6W/12W |
Nominal Impedance @ 1kHz | 1.66kΩ (6W), 3.33kΩ (3W), 6.66kΩ (1.5W) |
Dimensions Ø - P | 190mm – 108mm |
Weight | 1.0kg |
Material | ABS V0 type, painted grid in aluminium |
Colour | White |
Connections | Ceramic connector and thermal fuse |
DSP3154EN 10W Fireproof Ceiling SpeakerNovember 15, 2016This product is a 10W fireproof ceiling speaker with aluminum mesh and fireproof cover, rust-proof and durable. The speaker features a reinforced adjustable clip for easy installation and a safety ste...view
DSP3254EN 10W EN54 Fireproof Ceiling SpeakerNovember 15, 2016The DSP3254EN is a ceiling speaker designed for voice evacuation systems, so it also called as en54 ceiling speaker, which comply with EN54-24 requirements. It has a 100v transformer built in.view
DSP207EN 12W EN54 Fireproof Wall-Mounted SpeakerNovember 6, 2020The DSP207EN Fireproof Wall Mount Speaker is an on-wall or shelf-mountable 100V projector speaker engineered for high-quality public address and critical voice evacuation systems, boasting EN54-24:200...viewwe will contact you within 24 hours.
Application of Paperless Conference System SoftwareMay 13, 2022The paperless conference system caters to the national informatization development strategy and the needs of scientific and technological office. While reducing paper consumption, it also greatly impr...view
Opening Ceremony of DSPPA Audio MuseumNovember 29, 2016Opening Ceremony of DSPPA Audio Museum -The First Audio History Museum in ChinaMay 28, 2016, DSPPA successfully held the opening ceremony for the audio museum and science popularization education base...view