46 CFR § 161.002-10
Fire detection system control unit
April 15, 2021
(a) General. The fire detection system control unit must meet the requirements of §111.01-9 of this chapter.
(b) Electrical supervision—Circuits. The circuits must comply with Chapter 23 of NFPA 72 (incorporated by reference, see §161.002-1), and must be Class A or Class X pathway.
[USCG-2012-0196, 81 FR 48276, July 22, 2016]