Super Critical Silencer with Exhaust Gas Catalyst Design: Model QAC4 Expected Attenuation is 30 to 40 dBA The QAC4 provides customizable emission reduction combined with Maxim’s best silencing technologies. QAC4 delivers “Super Critical Grade” silencing for noise sensitive applications. The Quick-Access Catalyst is designed to require one wrench for easy servicing of elements. The units feature stainless steel internals and elements with a support band and handle. * Attenuation is with one catalyst element installed.

	Typical Applications Gas reciprocating internal combustion engines Natural gas compression packages Electrical generation Engine driven pumps

	Features Hinged or removable access cover Gasket free seal between catalytic core and housing One wrench to remove access cover Advanced acoustical design Heavy duty, all welded construction and long service life Easily installed in any position High temperature prime coated exterior finish Multiple sample ports and separate element monitoring Top or side facing door arrangement Test ports per EPA and TCEQ guidelines

	Optional Accessories NSCR (Three-Way) or Oxidation Elements Element handles Flexible connectors Companion flanges Cleanout openings Side inlet and outlet Horizontal or vertical support arrangements Special paint Custom sizing Explosion relief cover

To order or for more
information on Maxim
Model QAC4,call us at
832-554-0980 or complete our Contact Form.

	Super Critical Silencer with Exhaust Gas Catalyst Design: Model QAC4

	Attenuation for Super Critical Silencer with Exhaust Gas Catalyst Design: Model QAC4

Super Critical Silencer with Exhaust Gas Catalyst Design: Model QAC4 Sizes and Specifications

Size	A	B	C	Est. Wt.	PDF
24-3	3	55	14	170
24-4	4	60	16	200
24-5	5	71	18	240
24-6	6	78	22	310
29-4	4	71	18	240
29-5	5	71	18	240
29-6	6	78	22	310
39-6	6	78	22	310
39-8	8	91	30	700
39-10	10	109	30	700
47-8	8	91	26	490
47-10	10	109	30	695
53-10	10	109	30	690
53-12	12	124	36	925
57-10	10	124	36	900
57-12	12	124	36	920
61-10	10	124	36	900
61-12	12	124	36	915
61-14	14	132	40	1145
61-16	16	140	45	1575
67-12	12	124	36	905
67-14	14	132	40	1130
67-16	16	140	45	1560
67-18	18	158	50	2200
67-20	20	181	54	2665

Download the Maxim QAC4 spec page here.