Specifications
FST-851 Fixed Temperature Thermal Detector
Operating Temperature: –4°F to 100°F (–20°C to 38°C)
FST-851R Rate-of-Rise Thermal Detector
Operating Temperature: –4°F to 100°F (–20°C to 38°C)
FST-851H High Temperature Thermal Detector
Operating Temperature: –4°F to 150°F (–20°C to 66°C)
Rotary address switches
Dual LEDs for 360° visibility

UL Listed: S747
MEA Listed: 383-02-E
FM Approved
CSFM: 7270-0028:0196
BSMI: CI313066760025
CCCF: Certif. # 2004081801000018
U.S. Coast Guard: 161.002/42/1 (NFS-640); 161.002/50/0
(NFS2-640/NFS-320/NFS-320C, excluding B210LP(A))
Lloyd’s Register: 11/600013 (NFS2-640/NFS-320/NFS-320C, excluding B210LP(A))
Warranty:- 1 Year