Silencer Selection Guide

Silencer Selection Guide

Use this Silencer Selection Guide to select a silencer model based on the configuration, attenuation grade, and thermal insulation characteristics desired. Need drawings in Adobe or Autocad? Request them here!

Design	Model	Attenuation Grade	dbA Reduction (est.)
Cylindrical (conventional design)	JI	Industrial	15-20
	JA	Residential	20-25
	JASA	Residential Spark Arrestor	20-25
	JAPR	Residential Plus	20-28
	JB	Critical	25-32
	JBPR	Critical Plus	25-35
	JC	Super Critical	30-38
	JCPR	Super Critical Plus	30-40
	JDDS	Hospital	35-42
	JDDPR	Hospital Plus	35-50
	JE	Super Hospital Plus	40-55
	SE	EliminX	45-60
Hockey Puck (for limited ceiling height or inside-enclosure installation. See available mounting bracket options) Internal Insulation Guide: Cool = 1" Thermal Packing Cold = 2" Thermal Packing Ice = 2" Thermal Packing with Floating Outer Shell	HP-CU (non-insulated)	Critical	25-30
	HP-C (Cool)	Critical	25-32
	HP-CO (Cold)	Critical	25-32
	HP-CI (Ice)	Critical	25-34
	HP-SCU (non-insulated)	Super Critical	30-35
	HP-SC (Cool)	Super Critical	30-37
	HP-SCO (Cold)	Super Critical	30-37
	HP-SCI (Ice)	Super Critical	30-38
	HP-D (Cool)	Hospital	35-40
	HP-DI (Ice)	Hospital	35-42
Power Puck (Our lowest profile silencer for very limited height installations. See available mounting bracket options) Internal Insulation Guide: Cool = 1" Thermal Packing Cold = 2" Thermal Packing Ice = 2" Thermal Packing with Floating Outer Shell	PK-CU (non-insulated)	Critical	25-35
	PK-CI (Ice)	Critical	25-35
	PK-SCU (non-insulated)	Super Critical	30-40
	PK-SCI (Ice)	Super Critical	30-40
	PK-DI (Ice)	Hospital	35-50
	PK-EI (Ice)	Super Hospital Plus	35-55
	IP (ISO Puck)	Various	Various
Compact (for small engine applications with limited space for silencer installation)
	RFA	Residential	20-25
	RFB	Critical	25-30

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