These are flush-mounting ceiling loudspeakers, mounting directly into a false/suspended ceiling. A multi-tap transformer is fitted to the line voltage models that allows adjustment of sound output. One model has 'a non-shedding cone' so is 'suitable for use in clean room environments'. Another is weatherproof and 'suitable for installations such as offices, retail outlets, airports, and hotels'.
DNH BPF-560CR is a 5 inch, 6 watt, fast fitting, flush mounting, clean-room, ceiling loudspeaker with a maximum sound pressure level of 95dB(A), suitable for installations such as research facilities, pharmaceutical manufacture and food preparation. This loudspeaker is fitted with a non-shedding cone suitable for use in clean room environments. With a frequency response of 70Hz to 12kHz and a dispersion angle of 170 degrees at 1kHz, this loudspeaker features dual M20 gland entries in the rear dust box and a large termination chamber for ease of installation. Cable termination is by spring-loaded fast connect terminals.
BPF-560CR and BPF-560CRT can mount directly into a false/suspended ceiling. A multi-tap transformer is fitted to the line voltage models that allows adjustment of sound output.
Material: PA-6 plastic/ABS plastic Colour: White, RAL 9010. Rated power: 6W. Maximum power: 10W. SPL: 88dB, 1W/1m; 95dB, rated power/1m. Dispersion: 170 degrees. Frequency range: 150Hz – 11kHz. Ceiling cut-out diameter: 160-165mm. Weight: 0.8kg, with transformer. Dimensions (HxWxD): 190 x 190 x 120mm.
DNH BPF-660 is a 6 inch, IP54, weatherproof, 6 watt, fast fitting, flush mounting, ceiling loudspeaker with a maximum sound pressure level of 100dB(A), suitable for installations such as offices, retail outlets, airports, and hotels. With a frequency response of 170Hz to 20kHz and a dispersion angle of 120 degrees at 1kHz, this loudspeaker features dual M20 gland entries in the rear dust box and a large termination chamber for ease of installation. Cable termination is by spring-loaded fast connect terminals. The BPF-660 mounts directly into a false/suspended ceiling. A multi-tap transformer is fitted to the BPF-660T model that allows adjustment of sound output.
The BPF-660 and BPF-660T are Bureau Veritas approved for marine installations.
Material: PA-6 plastic/ABS plastic Colour: White, RAL 9010. Rated power: 6W. Maximum power: 20W. SPL: 93dB, 1W/1m; 100dB, rated power/1m. Dispersion: 120 degrees. Frequency range: 170Hz – 20kHz. Ceiling cut-out diameter: 205-210mm. Weight: 1.3kg, with transformer. Dimensions (HxWxD): 237 x 237 x 133mm.