hertz HMP 4D

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HMP 4D

MARINE & POWERSPORTS 4 CHANNEL AMPLIFIER

Thanks to the ultra-compact cast-aluminium chassis (IP64 rated), the HMP 4D amplifier is nature-proof, being the ideal choice for UTV/ATV/motorcycle installations. It features an incredible power/size ratio and an easy setup thanks to the integrated crossover filter. The Front End section features a complete and bypassable crossover system, providing full system design flexibility with or without external processors, offering the user endless connection possibilities with any source. Inputs feature a special balanced circuitry, ensuring high rejection against electro-magnetic interferences, for noise-free results.

Owner's Manual

Technical Datasheet

Accessories

Nature-proof connection cable

Provided

Data table

Channel mode	4 - 2
Output Power (RMS) @ 14.4 VDC	60 W x 4 (4 Ω) 75 W x 4 (2 Ω) 150 W x 2 (4 Ω)
Filters Bypass Hi-Pass Lo-Pass	Yes 65-85-115 Hz @ 12 dB/Oct. 65-85-115 Hz @ 12 dB/Oct.
Distortion - THD (100Hz @ 4Ω)	0.2 %
S/N Ratio (A weighted @ 1V)	95 dB
Damping factor (100Hz @ 4Ω)	45
Size W x D x H mm (in.)	223 x 100,5 x 43,6 / 8.77 x 3.95 x 1.71

Input / Output

Technologies

IP64 CERTIFICATION
WATER JET TESTED
The protection grade IP64 define all the Hertz Marine products as totally protected against water jets of different entities, making them highly performant in the marine environment.
CORROSION PROTECTION
Electronics components corrosion caused by exposure in wet environments is totally neutralized by the use of dedicated marine grade (epoxy coated) PCB boards.
SALT FOG TESTED
To satisfy the standards required by ASTM-B117, Hertz Marine products are tested with massive salt fog spray to ensure a complete resistance to corrosion, typical of this atmospheric agent.