sti-usa - Indexsti-usa - STI General Catalog - IndexDimensions and Technical Information
DEPTH
6.25 in.(159mm)
WIDTH
6.5 in.(165mm)
DEPTH
6.25 in.(159mm)
WIDTH
6.5 in.(165mm)
STI-1210
Series
STI-1221
Series
HEIGHT
8.5 in.(216mm)
HEIGHT
8.5 in.(216mm)
STI-1210A
A SPACER
STI-1221A
DEPTH
3.5 in.(89mm)
WIDTH
6.5 in.(165mm)
HEIGHT
8.5 in.(216mm)
DEPTH
3.5 in.(89mm)
WIDTH
6.5 in.(165mm)
Performance Review
Manufacturer
HEIGHT
8.5 in.(216mm)
STI-1210B
B SPACER
STI-1221B
ADT SECURITY (ADTG1-V Series), EST/EDWARDS(G1-V Series, G1-HV
Series, G1-HOV Series, EG1-V Series, EG1-HV Series, EG1-HOV Series),
HONEYWELL (XLSG1-V, XLSG1-HV, XLSG1-HOV Series), MIRCOM (MG1-V,
MG1-HV, MG1-HOV Series), SIEMENS (G1-V Series), ZITON PTY LTD
(ZG1-V Series)
EST/EDWARDS (2440S, 202 Series), HONEYWELL (XLS202 Series),
MIRCOM (MS Series), MIRTONE (MG1-V Series), SIEMENS (202 Series)
AMSECO-(SL24W-153075 CLEAR, A, B, G or R, SL24C-3075110 A, B, G
or R, CSL24W-A, B, G or R, CSL24C-A, B, G or R), MIRCOM (FS-240),
POTTER ELECTRIC (AS-24-153075R, AS-24-153075W)SYSTEM SENSOR
(SS24110ADA)
AMSECO-(SL24W-153075 CLEAR, A, B, G or R, SL24C-3075110 A, B, G
or R, CSL24W-A, B, G or R, CSL24C-A, B, G or R), MIRCOM (FS-240),
POTTER ELECTRIC (AS-24-153075R, AS-24-153075W)
DETECTION SYSTEMS (GES24 Series), GENTEX (GES24 Series),
HARRINGTON SIGNAL (GES24 Series), NATIONAL TIME & SIGNAL
(GES24 Series), SECUTRON (GES24 Series)
STI-1210 SERIES HORN/STROBE COVERS
DEPTH
4.75 in.(120mm)
WIDTH
6.5 in.(165mm)
HEIGHT
8.5 in.(216mm)
DEPTH
4.75 in.(120mm)
WIDTH
6.5 in.(165mm)
HEIGHT
8.5 in.(216mm)
STI-1210C
C SPACER
STI-1221C
DEPTH
5.75 in.(146mm)
WIDTH
6.5 in.(165mm)
HEIGHT
8.5 in.(216mm)
DEPTH
5.75 in.(146mm)
WIDTH
6.5 in.(165mm)
STI-1221 SERIES STROBE COVERS
Light
Loss %
40%
43%
47%
26%
31%
ADT SECURITY (ADTG1-V Series), EST/EDWARDS(G1-V Series, G1-HV Series, 34%
G1-HOV Series, EG1-V Series, EG1-HV Series, EG1-HOV Series), HONEYWELL
(XLSG1-V Series, XLSG1-HV Series, XLSG1-HOV Series), MIRCOM (MG1-V, MG1-
HV, MG1-HOV Series), SIEMENS (G1-V Series), ZITON PTY LTD. (ZG1-V Series)
AMESCO (SL24W-153075), SYSTEM SENSOR (SS24110ADA) 37%
EST/EDWARDS (2440S, 202 Series), HONEYWELL (XLS202 Series),
MIRCOM (MS Series), MIRTONE (MG1-V Series), SIEMENS (202 Series)
45%
FARADAY LLC (2700) 57%
Use of this cover on audible devices decreases the sound output by 6dB(A).
HEIGHT
8.5 in.(216mm)
STI-1210D
D SPACER
STI-1221D
DEPTH
4 in.(102mm)
WIDTH
6.5 in.(165mm)
HEIGHT
8.5 in.(216mm)
DEPTH
4 in.(102mm)
WIDTH
6.5 in.(165mm)
HEIGHT
8.5 in.(216mm)
SPACER DESCRIPTION
A Enclosed backbox, 4” deep
(includes neoprene gasket)
A4X Enclosed backbox, 4” deep NEMA 4X
(includes silicone gasket)
B Enclosed backbox with double-gang
outlet box
C Open backbox with external mounting tabs
D Open backbox with conduit knockout
E Open backbox for flush mount
Testing
Approvals
It has been tested and approved
or listed by:
• Underwriter Laboratories and Canadian
UL File S7025
• cUL approval for UL 1638 only
• CSFM needs local approval
• MEA STI-1210 and STI-1221 series only
• UL Listed for fire voice speakers for
STI-1210 series only
• IP Rating equivalence: STI-1221A IP 43,
STI-1221A4X IP 45, STI-1221B IP 44
STI-1210E
E SPACER
STI-1221E
15