Based in Norway, DNH have been designing and manufacturing loudspeakers for industrial and commercial application since 1946. These are weatherproof designs aimed at environments ranging from railway rolling-stock to cruise liners.
DNH DSP-15L is a 25 watt, high sensitivity, IP66/67, weatherproof, horn loudspeaker with a maximum sound pressure level of 122dB(A), suitable for installations such as industrial manufacturing plants, factories and on maritime vessels. With a frequency response of 290Hz to 11kHz and dispersion angle of 80 degrees at 1kHz, this lightweight loudspeaker features dual M20 gland entries and a large termination chamber for ease of installation. Cable termination is by screw terminals. A U shape bracket with three 7mm diameter fixing holes is provided. DSP-15LT has a multi-tap transformer fitted that allows adjustment of sound output.
Material: ASA plastic. Colour: Grey, RAL 7035. Rated power: 25W. Maximum power: 25W. SPL: 110dB, 1W/1m; 122dB, rated power/1m. Frequency range: 290Hz – 11kHz. Dispersion: 80-degree, 1kHz. Weight: 1.9kg, with transformer. Dimensions (HxWxD): 274 x 200 x 348mm.
DNH DSP-15-54T is a plastic manufactured horn with a rated power output of 15W and a maximum sound pressure level of 106dB at 1W/1m. This horn has been designed for use in fire and emergency announcement and is tested and certified to EN54-24 standards. A U shape bracket with three 7mm diameter fixing holes is provided.
Material: Ronfalin. Colour: Grey, RAL 7035. IP rating: 67. Rated power: 15W. Maximum power: 15W. SPL: 106dB, 1W/1m; 117dB, rated power/1m. Frequency range: 100Hz – 11kHz. Weight: 1.8kg. Dimensions (HxWxD): 144 x 186 x 207mm.
DNH DSP-15EExmN is manufactured from anti-static polyamide and has been designed to be explosion proof. The horn has a rated power output of 25W and a maximum sound pressure level of 106dB at 1W/1m. A U shape bracket with three 7mm diameter fixing holes is provided. DSP-15EExmNT offers 100V line input.
Material: Anti-static polyamide. Colour: Black. IP rating: 66/67. Rated power: 25W. Maximum power: 30W. SPL: 106dB, 1W/1m; 118dB, rated power/1m. Frequency range: 100Hz – 11kHz. Dispersion: 120/37-degree. Weight: 2.2kg. Dimensions (HxWxD): 144 x 170 x 207mm.
DSP-15EExmNL has the same explosion proof attributes as DSP-15EExmN, however it has a longer flare (denoted by the ‘L’). DSP-15EExmNLT has a transformer and therefore is able to operate at 100V.
Material: Anti-static polyamide. Colour: Black. IP rating: 66/67. Rated power: 25W. Maximum power: 30W. SPL: 109dB, 1W/1m; 122dB, rated power/1m. Frequency range: 380Hz – 7kHz. Dispersion: 100/30-degree. Weight: 2.8kg. Dimensions (HxWxD): 200 x 275 x 348mm.
Like DSP-15EExmN, DNH DSP-25EExmN is manufactured from anti-static polyamide and has been designed to be explosion proof. The horn has a rated power output of 25W and a maximum sound pressure level of 108dB at 1W/1m. A U shape bracket with two 7mm diameter fixing holes and a single 10mm diameter fixing hole are provided. DSP-25EExmNT offers 100V line input.
Material: Anti-static polyamide. Colour: Black. IP rating: 66/67. Rated power: 25W. Maximum power: 25W. SPL: 108dB, 1W/1m; 120dB, rated power/1m. Frequency range: 370Hz – 7.5kHz. Dispersion: 98/29-degree. Weight: 4kg. Dimensions (HxWxD): 200 x 275 x 348mm.
DNH HP-6C is a 6 watt, IP67 weatherproof miniature horn loudspeaker with a maximum sound pressure level of 107dB(A), suitable for installations such as talk back/intercom systems, maritime vessels and railway rolling stock. With a frequency response of 300Hz to 20kHz and dispersion angle of 178 degrees at 1kHz, this lightweight loudspeaker features dual M20 gland entries and a termination chamber for ease of installation. Cable termination is by screw terminals. A U shape bracket with three 7mm diameter fixing holes is provided. HP-6CT has a multi-tap transformer fitted that allows adjustment of sound output. HP-6C and HP-6CT are Bureau Veritas approved for marine installations.
Material: Polyamide fire rated plastic UL94 V0. Colour: Grey, RAL 7035. Rated power: 6W. Maximum power: 10W. SPL: 100dB, 1W/1m; 107dB, rated power/1m. Frequency range: 300Hz – 20kHz. Dispersion: 178-degree, 1kHz. Weight: 0.62kg, with transformer. Dimensions (HxWxD): 97 x 97 x 132mm.
A Ronfalin C110 (PC+ABS) manufactured horn suitable for outdoor installation. The IP66/67 rated loudspeaker is available as HP-10 8ohms, HP-10 20 ohms, and HP-10T which operates on 70/100V line. Mounted via included bracket. Cable entry by way of M20 gland.
Material: Plastic. Colour: Grey, RAL 7035. Rated power: 10W. SPL: 107dB, 1W/1m; 117dB, rated power/1m. Frequency range: 370Hz – 12kHz. Dispersion: 155/52-degree, 1kHz. Weight: 1.1kg. Dimensions (HxWxD): 139 x 139 x 200mm, excluding bracket.
Like HP-10T but EN54-24 tested and approved.
Material: Plastic. Colour: Grey, RAL 7035. Rated power: 10W. SPL: 106dB, 1W/1m; 116dB, rated power/1m. Frequency range: 100Hz – 11kHz. Weight: 1.1kg. Dimensions (HxWxD): 139 x 139 x 200mm, excluding bracket.
With a larger, 200mm diameter flare than HP-10, this 15W horn loudspeaker has an output of 108dB at 1W/1m, and an IP rating of 66/67 making it suitable for outdoor installation. Manufactured from plastic. HP-15T option has an internal transformer that allows 70/100V line operation.
Material: Plastic. Colour: Grey, RAL 7035. Rated power: 15W. SPL: 108dB, 1W/1m; 118dB, rated power/1m. Frequency range: 330Hz – 8kHz. Dispersion: 130/33-degree, 1kHz. Weight: 1.4kg. Dimensions (HxWxD): 200 x 200 x 250mm, excluding bracket.
With a larger, 237mm diameter flare than HP-15, HP-20 is a 20W horn loudspeaker with an output of 110dB at 1W/1m, and an IP rating of 66/67 making it suitable for outdoor installation. Manufactured from plastic. HP-20 has 8ohm and 20ohm versions, along with HP-20T which has an internal transformer that allows 70/100V line operation.
Material: Plastic. Colour: Grey, RAL 7035. Rated power: 20W. SPL: 110dB, 1W/1m; 122dB, rated power/1m. Frequency range: 310Hz – 8kHz. Dispersion: 110/32-degree, 1kHz. Weight: 2.1kg. Dimensions (HxWxD): 237 x 237 x 286mm, excluding bracket.
DNH HP-20EExIIN is manufactured from anti-static polyamide and has been designed to be explosion proof for zone 2 application. The horn has a rated power output of 20W and a maximum sound pressure level of 110dB at 1W/1m. A U shape bracket with 7mm and 10.5mm diameter fixing hole. HP-20EExIINT offers 100V line input.
Material: Anti-static polyamide. Colour: Black. IP rating: 67. Rated power: 20W. Maximum power: 20W. SPL: 110dB, 1W/1m; 122dB, rated power/1m. Frequency range: 310Hz – 8kHz. Dispersion: 115/25-degree. Weight: 2kg. Dimensions (HxWxD): 237 x 237 x 286mm, excluding bracket.
HP-30 shares the physical specifications of HP-20 however it is manufactured from IP67 marine grade plastic and has an output of 30W. HP-30T has a transformer and is therefore able to run on 70/100V line.
Material: Plastic. Colour: Grey, RAL 7035. Rated power: 30W. SPL: 110dB, 1W/1m; 124dB, rated power/1m. Frequency range: 310Hz – 8kHz. Dispersion: 110/32-degree, 1kHz. Weight: 2.2kg. Dimensions (HxWxD): 237 x 237 x 286mm, excluding bracket.
MH-15T
A long throw, 15W horn designed for music reproduction and public address in outdoor or indoor application. The rectangular flare produces a sound pressure level of 104dB at 1W/1m and 115dB at 15watts. MH-15T has an internal transformer that allows 100V line operation with taps of 15/7.5/3.5/2.8/1.3/0.7watts. The loudspeaker has an IP rating of 55 and is operable in temperatures from -40 to 90 degrees celsius.
Material: Plastic. Colour: Grey, RAL 7035. Rated power: 15W. SPL: 104dB, 1W/1m; 115dB, rated power/1m. Frequency range: 140Hz – 16kHz. Dispersion: 65/20-degree, 1kHz. Weight: 3.2kg. Dimensions (HxWxD): 252 x 362 x 310mm, excluding bracket.
With the same physical dimensions as MH-15T, MH-30T is a long throw, 30W horn designed for music reproduction and public address in outdoor or indoor application. The rectangular flare produces a sound pressure level of 102dB at 1W/1m and 116dB at 30watts. MH-30T has an internal transformer that allows 100V line operation with taps of 30/15/7.5/5.5/2.7/2.0watts. The loudspeaker has an IP rating of 55 and is operable in temperatures from -40 to 90 degrees celsius.
Material: Plastic. Colour: Grey, RAL 7035. Rated power: 30W. SPL: 102dB, 1W/1m; 116dB, rated power/1m. Frequency range: 140Hz – 16kHz. Dispersion: 65/30-degree, 1kHz. Weight: 3.9kg. Dimensions (HxWxD): 252 x 362 x 310mm, excluding bracket.
MH-30IPT has the same properties as MH-30T however it has a higher IP rating of 67 for water resistance. The included bracket is also manufactured from AISI 316 stainless steel and is therefore applicable to harsh weather conditions.
Material: Plastic. Colour: Grey, RAL 7035. Rated power: 30W. SPL: 102dB, 1W/1m; 116dB, rated power/1m. Frequency range: 140Hz – 16kHz. Dispersion: 65/30-degree, 1kHz. Weight: 4.1kg. Dimensions (HxWxD): 252 x 362 x 310mm, excluding bracket.
MH-30-54T has the same properties as MH-30T however it is EN54-24 tested and approved.
Material: Plastic. Colour: Grey, RAL 7035. Rated power: 30W. SPL: 104dB, 1W/1m; 118dB, rated power/1m. Frequency range: 140Hz – 16kHz. Dispersion: 65/30-degree, 1kHz. Weight: 3.9kg. Dimensions (HxWxD): 252 x 362 x 310mm, excluding bracket.
DNH MH-50T is a 50 watt, IP55, weatherproof, music horn loudspeaker with a maximum sound pressure level of 121dB(A) suitable for installations such as cruise liners, sports stadiums and warehouses. The MH-50T has dual loudspeaker elements, one for low frequencies and the other for high frequencies that together produce excellent music and voice reproduction. With a frequency response of 140Hz to 16kHz and a dispersion angle of 65 degrees at 1kHz, this wide frequency range loudspeaker has a single M12 gland entry and a termination chamber. Cable termination is by screw terminals. A U shape bracket with three 10mm diameter fixing holes is provided. A multi-tap transformer is fitted to the line voltage models that allows adjustment of sound output. MH-50T is Bureau Veritas approved for marine installations.
Material: ABS, polypropylene plastic, aluminium. Colour: Grey, RAL 7035. Rated power: 50W. Maximum power: 70W. SPL: 104dB, 1W/1m; 121dB, rated power/1m. Frequency range: 140Hz – 16kHz. Dispersion: 65-degree, 1kHz. Weight: 4.1kg, with transformer. Dimensions (HxWxD): 252 x 362 x 310mm.