Skip to content
100%
Behind what we sell,
by offering one year warranty
SAME DAY SHIPPING
CUT-OFF TIME 3PM EST
LET US BE YOUR  NEXT SECURITY  PARTNER
LET US BE YOUR  NEXT SECURITY PARTNER

Products

Filters

  • STI-1221A STI

    STI
    $52.26 - $52.26
    $52.26
    $52.26 - $52.26
    $52.26

    STROBE DAMAGE STOPPER W/ENC BKBX, 4" DEEP

    $52.26 - $52.26
    $52.26
    $52.26 - $52.26
    $52.26

  • STI-1221B STI

    STI
    $46.11 - $46.11
    $46.11
    $46.11 - $46.11
    $46.11

    STROBE DAMAGE STOPPER W/ENC BKBX W/DOUBLE-GANG OUTLET BOX

    $46.11 - $46.11
    $46.11
    $46.11 - $46.11
    $46.11

  • STI-1221C STI

    STI
    $36.83 - $36.83
    $36.83
    $36.83 - $36.83
    $36.83

    Strobe Damage Stopper w/Open Bkbx w/External Mounting Tabs

    $36.83 - $36.83
    $36.83
    $36.83 - $36.83
    $36.83

  • STI-1221D STI

    STI
    $40.46 - $40.46
    $40.46
    $40.46 - $40.46
    $40.46

    STROBE DAMAGE STOPPER W/OPEN BKBX W/CONDUIT KNOCKOUT

    $40.46 - $40.46
    $40.46
    $40.46 - $40.46
    $40.46

  • STI-1221E STI

    STI
    $33.39 - $33.39
    $33.39
    $33.39 - $33.39
    $33.39

    STROBE DAMAGE STOPPER W/OPEN BKBX FOR FL MT

    $33.39 - $33.39
    $33.39
    $33.39 - $33.39
    $33.39

  • STI-1227 STI

    STI
    $38.44 - $38.44
    $38.44
    $38.44 - $38.44
    $38.44

    Stopper Dome for Strobe with Open Back Box

    $38.44 - $38.44
    $38.44
    $38.44 - $38.44
    $38.44

  • STI-1230 STI

    STI
    $59.72 - $59.72
    $59.72
    $59.72 - $59.72
    $59.72

    Stopper II w/o Horn-Surface Mount

    $59.72 - $59.72
    $59.72
    $59.72 - $59.72
    $59.72

  • STI-1250 STI

    STI
    $57.93 - $57.93
    $57.93
    $57.93 - $57.93
    $57.93

    Weather Stopper II

    $57.93 - $57.93
    $57.93
    $57.93 - $57.93
    $57.93

  • STI-1280 STI

    STI
    $12.22 - $12.22
    $12.22
    $12.22 - $12.22
    $12.22

    Backplate for Stopper II & Weather Stopper

    $12.22 - $12.22
    $12.22
    $12.22 - $12.22
    $12.22

  • STI-13000NC STI

    STI
    $30.58 - $30.58
    $30.58
    $30.58 - $30.58
    $30.58

    STI UNIVERSAL STOPPER..COVER, NO SPACER

    $30.58 - $30.58
    $30.58
    $30.58 - $30.58
    $30.58

  • STI-13010FR STI

    STI
    $38.79 - $38.79
    $38.79
    $38.79 - $38.79
    $38.79

    Universal Stopper Dome Cover w/Fl Mt, Red Housing, Fire Label

    $38.79 - $38.79
    $38.79
    $38.79 - $38.79
    $38.79

  • STI-13020FR STI

    STI
    $79.52 - $79.52
    $79.52
    $79.52 - $79.52
    $79.52

    Universal Stopper Dome Cover w/Fl Mt, Horn, Red Housing, Fire Label

    $79.52 - $79.52
    $79.52
    $79.52 - $79.52
    $79.52

  • STI-13200NC STI

    STI
    $42.54 - $42.54
    $42.54
    $42.54 - $42.54
    $42.54

    Universal Stopper Dome Cover w/Clear Spacer

    $42.54 - $42.54
    $42.54
    $42.54 - $42.54
    $42.54

  • STI-13210FR STI

    STI
    $50.59 - $50.59
    $50.59
    $50.59 - $50.59
    $50.59

    Universal Stopper Dome Cover w/Spacer, Red Housing, Fire Label

    $50.59 - $50.59
    $50.59
    $50.59 - $50.59
    $50.59

  • STI-13220FR STI

    STI
    $91.47 - $91.47
    $91.47
    $91.47 - $91.47
    $91.47

    Universal Stopper Dome Cover w/Spacer, Horn, Red Housing, Fire Label

    $91.47 - $91.47
    $91.47
    $91.47 - $91.47
    $91.47

  • STI-1331 STI

    STI
    $14.45 - $14.45
    $14.45
    $14.45 - $14.45
    $14.45

    Universal Stopper Spacer, 1.5" (37mm)

    $14.45 - $14.45
    $14.45
    $14.45 - $14.45
    $14.45

  • STI-13410FR STI

    STI
    $75.26 - $75.26
    $75.26
    $75.26 - $75.26
    $75.26

    UNIVERSAL STOPPER DOME COVER W/ENC BKBX, SEALED MT PLATE, RED HOUSING, FIRE LABEL

    $75.26 - $75.26
    $75.26
    $75.26 - $75.26
    $75.26

  • STI-13500NR STI

    STI
    $81.85 - $81.85
    $81.85
    $81.85 - $81.85
    $81.85

    Universal Stopper Dome Cover w/Enc. Bkbx, Open Mt Plate, Red

    $81.85 - $81.85
    $81.85
    $81.85 - $81.85
    $81.85

  • STI-3002 STI

    STI
    $6.83 - $6.83
    $6.83
    $6.83 - $6.83
    $6.83

    Weather Gasket for Stopper II & Weather Stopper

    $6.83 - $6.83
    $6.83
    $6.83 - $6.83
    $6.83

  • STI-3100 STI

    STI
    $15.58 - $15.58
    $15.58
    $15.58 - $15.58
    $15.58

    Conduit Spacer-Clear For Stopper II Series, incl. frame

    $15.58 - $15.58
    $15.58
    $15.58 - $15.58
    $15.58

  • STI-3150 STI

    STI
    $72.18 - $72.18
    $72.18
    $72.18 - $72.18
    $72.18

    Weather Stopper Surface Mt.- Red w/o Horn-Fire Text

    $72.18 - $72.18
    $72.18
    $72.18 - $72.18
    $72.18

  • STI-6400 STI

    STI
    $78.14 - $78.14
    $78.14
    $78.14 - $78.14
    $78.14

    Exit Stopper Multifunction Door Alarm, Red

    $78.14 - $78.14
    $78.14
    $78.14 - $78.14
    $78.14

  • STI-6402 STI

    STI
    $88.33 - $88.33
    $88.33
    $88.33 - $88.33
    $88.33

    Exit Stopper Multifunction Door Alarm for Double Door

    $88.33 - $88.33
    $88.33
    $88.33 - $88.33
    $88.33

  • STI-6402WIR STI

    STI
    $121.27 - $121.27
    $121.27
    $121.27 - $121.27
    $121.27

    Wireless Exit Stopper Multifunction Door Alarm for Double Doors

    $121.27 - $121.27
    $121.27
    $121.27 - $121.27
    $121.27

  • STI-6518 STI

    STI
    $21.44 - $21.44
    $21.44
    $21.44 - $21.44
    $21.44

    Bopper Stopper-Clear w/Spring hinge

    $21.44 - $21.44
    $21.44
    $21.44 - $21.44
    $21.44

  • STI-6519 STI

    STI
    $16.80 - $16.80
    $16.80
    $16.80 - $16.80
    $16.80

    Single-Gang Protective Cover w/Mounting Plate, Piano Hinge

    $16.80 - $16.80
    $16.80
    $16.80 - $16.80
    $16.80

  • STI-6540B STI

    STI
    $51.92 - $51.92
    $51.92
    $51.92 - $51.92
    $51.92
    DISCONTINUED

    MINI STPPR W/O HORN W/LBL BLUE

    $51.92 - $51.92
    $51.92
    $51.92 - $51.92
    $51.92

  • STI-7500C STI

    STI
    $18.74 - $18.74
    $18.74
    $18.74 - $18.74
    $18.74
    DISCONTINUED

    Polycarbonate Enclosure with Open Back Box for Flush Mount Applications and Interior Key Lock

    $18.74 - $18.74
    $18.74
    $18.74 - $18.74
    $18.74

  • STI-7500E STI

    STI
    $18.74 - $18.74
    $18.74
    $18.74 - $18.74
    $18.74
    DISCONTINUED

    Polycarbonate Enclosure with Open Back Box for Flush Mount Applications and Interior Key Lock

    $18.74 - $18.74
    $18.74
    $18.74 - $18.74
    $18.74

  • STI-7501C STI

    STI
    $28.11 - $28.11
    $28.11
    $28.11 - $28.11
    $28.11
    DISCONTINUED

    Polycarbonate Enclosure with Open Back Box for Flush Mount Applications and Interior Thumb Lock

    $28.11 - $28.11
    $28.11
    $28.11 - $28.11
    $28.11

  • STI-7510D STI

    STI
    $46.73 - $46.73
    $46.73
    $46.73 - $46.73
    $46.73

    Polycarbonate Enclosure w/Open Conduit Bkbx, Surface Mt Apps & Exterior Key Lock

    $46.73 - $46.73
    $46.73
    $46.73 - $46.73
    $46.73

  • STI-7510E STI

    STI
    $43.82 - $43.82
    $43.82
    $43.82 - $43.82
    $43.82

    Polycarbonate Enclosure w/Open Bkbx for Fl Mt Apps & Exterior Key Lock

    $43.82 - $43.82
    $43.82
    $43.82 - $43.82
    $43.82

  • STI-7520 STI

    STI
    $103.15 - $103.15
    $103.15
    $103.15 - $103.15
    $103.15

    NEMA 4X Polycarbonate Cabinet w/Key Lock - Clear

    $103.15 - $103.15
    $103.15
    $103.15 - $103.15
    $103.15

  • STI-7525 STI

    STI
    $161.40 - $161.40
    $161.40
    $161.40 - $161.40
    $161.40

    Protective Cabinet with Siren/Strobe Alarm, Thumb Lock - Clear

    $161.40 - $161.40
    $161.40
    $161.40 - $161.40
    $161.40

  • STI-7530 STI

    STI
    $171.46 - $171.46
    $171.46
    $171.46 - $171.46
    $171.46

    Protective Cabinet w/backplate-Clear-Key lock

    $171.46 - $171.46
    $171.46
    $171.46 - $171.46
    $171.46
  • Sold out

    STI-7551 STI

    STI
    $585.32 - $585.32
    $585.32
    $585.32 - $585.32
    $585.32

    LOCKABLE ENCLOSURE, INTERNAL DIMENSIONS 24.7 L X 19.7W X 7.3D, WITH THUMB LOCK

    $585.32 - $585.32
    $585.32
    $585.32 - $585.32
    $585.32
    Sold out

  • STI-7600 STI

    STI
    $18.74 - $18.74
    $18.74
    $18.74 - $18.74
    $18.74
    DISCONTINUED

    Mega Stopper with Key Lock

    $18.74 - $18.74
    $18.74
    $18.74 - $18.74
    $18.74

  • STI-8100 STI

    STI
    $21.28 - $21.28
    $21.28
    $21.28 - $21.28
    $21.28

    Smoke Detector Protector, Acrylic

    $21.28 - $21.28
    $21.28
    $21.28 - $21.28
    $21.28

  • STI-9110 STI

    STI
    $26.14 - $26.14
    $26.14
    $26.14 - $26.14
    $26.14

    Large Thermostat Protector w/Key Lock - Clear

    $26.14 - $26.14
    $26.14
    $26.14 - $26.14
    $26.14

  • STI-9601 STI

    STI
    $26.17 - $26.17
    $26.17
    $26.17 - $26.17
    $26.17

    Steel Web Stopper-Low Profile-Flush Mount-White

    $26.17 - $26.17
    $26.17
    $26.17 - $26.17
    $26.17

  • STI-9609 STI

    STI
    $25.11 - $25.11
    $25.11
    $25.11 - $25.11
    $25.11

    Steel Web Stopper, High Profile, Fl Mt

    $25.11 - $25.11
    $25.11
    $25.11 - $25.11
    $25.11

  • STI-9620 STI

    STI
    $18.34 - $18.34
    $18.34
    $18.34 - $18.34
    $18.34

    Motion Detector Damage Stopper 6.25 X 4.00 x 2.25"

    $18.34 - $18.34
    $18.34
    $18.34 - $18.34
    $18.34

  • STI-9701 STI

    STI
    $26.43 - $26.43
    $26.43
    $26.43 - $26.43
    $26.43

    Wire Guard Damage Stopper

    $26.43 - $26.43
    $26.43
    $26.43 - $26.43
    $26.43

  • STI-9705 STI

    STI
    $24.32 - $24.32
    $24.32
    $24.32 - $24.32
    $24.32

    Speaker/Strobe Damage Stopper, Surface Mt (Not UL Listed)

    $24.32 - $24.32
    $24.32
    $24.32 - $24.32
    $24.32

  • STI-9705-R STI

    STI
    $24.30 - $24.30
    $24.30
    $24.30 - $24.30
    $24.30

    STROBE WIRE GUARD (RED)

    $24.30 - $24.30
    $24.30
    $24.30 - $24.30
    $24.30

  • STI-9708 STI

    STI
    $30.15 - $30.15
    $30.15
    $30.15 - $30.15
    $30.15

    Horn/Strobe/Speaker Damage Stopper-6.09"-White

    $30.15 - $30.15
    $30.15
    $30.15 - $30.15
    $30.15

  • STI-9708-R STI

    STI
    $28.93 - $28.93
    $28.93
    $28.93 - $28.93
    $28.93

    STROBE WIRE GUARD (RED)

    $28.93 - $28.93
    $28.93
    $28.93 - $28.93
    $28.93

  • STI-9711 STI

    STI
    $26.17 - $26.17
    $26.17
    $26.17 - $26.17
    $26.17

    Horn/Strobe/Speaker Damage Stopper-3.54"-White

    $26.17 - $26.17
    $26.17
    $26.17 - $26.17
    $26.17