"> SOUND Marine SM-SIL-800-25dB
OceanSphere
Engines
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SOUND Marine

SM-SIL-800-25dB

SOUND Marine SM-SIL-800-25dB is listed in this library as a marine exhaust silencer or muffler in the Exhaust Silencer / Exhaust Silencer / Muffler category. Equipment of this class is typically installed in the exhaust-gas line between an engine or combustion unit and the uptake or outlet. Its shipboard purpose is to attenuate exhaust noise while allowing combustion gases to pass with acceptable flow resistance. The exact piping, electrical, control, foundation, and accessory arrangement depends on the vessel and the supplied configuration. No additional verified rating, capacity, weight, dimension, or operating limit is provided in the source entry. Where adjacent models in the same product family differ in rating, size, materials, control options, certification, or accessories, refer to the manufacturer documentation for the exact model-specific differences.

Components & Design

Component data being added…

Technical Data

noise reduction db 25
max exhaust temp c 600
diameter mm 800
back pressure mbar 15

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Common failures & inspection points

●Soot, ash, or deposit accumulation increases backpressure and can cause loss of engine performance or high exhaust temperature
●Internal baffle, acoustic element, or support damage from vibration or thermal cycling causes rattling, reduced attenuation, or loose internal parts
●External corrosion or condensate attack can perforate the shell and produce exhaust leakage or soot staining
●Expansion-joint, flange, or gasket failure caused by movement or heat results in hot-gas leakage and audible exhaust noise
●Water ingress or failed drains can accelerate internal corrosion and create abnormal noise or restriction

Service & Maintenance

Inspect shell and supports, flanges, flexible joints, insulation, drains, soot deposits, hot spots, exhaust leakage, vibration, and any evidence of excessive backpressure. Internal inspection and allowable backpressure must follow the engine and silencer manufacturer documentation.

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Replacement Parts

Carry flange gaskets, flexible-joint or expansion-element spares where applicable, drain components, fastening hardware, insulation repair materials, and any replaceable internal elements recommended by the manufacturer.
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Equipment Model #72435 · ✓ still in production