ADI Global US
Fast. Easy. Simple.
A better ADI experience starts in the app.
Save Up to 82% During Our October Flash SaleShop Honeywell Fire L-Series Gen 2 Low FrequencySave Up to 82% During Our October Flash SaleShop Honeywell Fire L-Series Gen 2 Low Frequency
Become a CustomerStore LocatorHelp
ADI a Resideo company
menu

Safety Technology International

Filter Results

Applied Filters
Stopper II
Showing  1 - 28 of 40
content loaded
sti stopper ii sti-1100 push/pull station image of sf-1100;sti-1100 stopper ii with horn flush mount, fire label image of sf-1100;sti-1100 stopper ii with horn flush mount, fire label image of sf-1100;sti-1100 stopper ii with horn flush mount, fire label image of sf-1100
Safety Technology International
STI 1100 Stopper II with Horn Flush Mount, Fire Label, Red
STI-1100|SF-1100
View Product Details
STI 1130 Stopper II with Horn and Clear Spacer, Fire Label
Safety Technology International
STI 1130 Stopper II with Horn and Clear Spacer, Fire Label
STI-1130|SF-1130
View Product Details
sti stopper ii sti-1155 image of sf-1155;sti sti-1155 stopper ii with horn and spacer (indoor/outdoor rated), fire label image of sf-1155;sti sti-1155 stopper ii with horn and spacer (indoor/outdoor rated), fire label image of sf-1155;sti sti-1155 stopper ii with horn and spacer (indoor/outdoor rated), fire label image of sf-1155
Safety Technology International
STI 1155 Stopper II with Horn and Spacer, Indoor/Outdoor Rated, Fire Label
STI-1155|SF-1155
View Product Details
sti mounting spacer for security cover - clear image of sf-3104
Safety Technology International
STI 3104 Stopper II Large Conduit Spacer, Clear
STI-3104|SF-3104
View Product Details
conduit spacer large 2" image of sf-3100
Safety Technology International
STI 3100 Stopper II Conduit Spacer with Frame, Clear
STI-3100|SF-3100
View Product Details
sti stopper ii without horn with spacer, fire label image of sf-1230;sti-1230 stopper ii without horn with spacer, fire label image of sf-1230;sti-1230 stopper ii without horn with spacer, fire label image of sf-1230;sti-1230 stopper ii without horn with spacer, fire label image of sf-1230
Safety Technology International
STI 1230 Stopper II without Horn with Spacer, Fire Label, Red
STI-1230|SF-1230
View Product Details
sti stopper ii without horn flush mount, fire label image of sf-1200;sti-1200 stopper ii without horn flush mount, fire label image of sf-1200;sti-1200 stopper ii without horn flush mount, fire label image of sf-1200;sti-1200 stopper ii without horn flush mount, fire label image of sf-1200
Safety Technology International
STI 1200 Stopper II without Horn Flush Mount, Fire Label
STI-1200|SF-1200
View Product Details
STI-1102-FR Replacement Sounder Unit for Stopper II, French, Red
Safety Technology International
STI-1102-FR Replacement Sounder Unit for Stopper II, French, Red
STI-1102-FR|SF-1102FR
View Product Details
stopper ii horn surface mount outdoor french f image of sf-1155fr
Safety Technology International
STI 1155-FR Stopper II with Horn and Spacer Indoor/Outdoor Rated, French Label
STI-1155|SF-1155FR
View Product Details
STI KIT-19038 Tamper Bit for KIT-81, KIT-82 and KIT-84
Safety Technology International
STI KIT-19038 Tamper Bit for KIT-81, KIT-82 and KIT-84
KIT-19038|SF-19038
View Product Details
STI 1200A-FR Stopper II Fire Environmental Enclosure with 4" Deep Enclosed Back Box, French Label
Safety Technology International
STI 1200A-FR Stopper II Fire Environmental Enclosure with 4" Deep Enclosed Back Box, French Label
STI-1200A-FR|SF-1200AFRE
View Product Details
STI 3004 Rigid Conduit Gasket for Stopper II (3/4" or 1/2" pipe) and Weather Stopper series
Safety Technology International
STI 3004 Rigid Conduit Gasket for Stopper II (3/4" or 1/2" pipe) and Weather Stopper series
STI-3004|SF-3004
View Product Details
STI 1200CP6 Stopper II Flush Mount Contractor Pack, 6-Pack
Safety Technology International
STI 1200CP6 Stopper II Flush Mount Contractor Pack, 6-Pack
STI-1200CP6|SF-1200CP6
View Product Details
STI-1200CR Stopper II without Horn Flush Mount, Custom Label
Safety Technology International
STI-1200CR Stopper II without Horn Flush Mount, Custom Label
STI-1200CR|SF-1200CR
View Product Details
sti-1150cr, stopper ii with horn flush mount, indoor/outdoor rated, custom label image of sf-1150cr;sti-1150cr, stopper ii with horn flush mount, indoor/outdoor rated, custom label image of sf-1150cr;sti-1150cr, stopper ii with horn flush mount, indoor/outdoor rated, custom label image of sf-1150cr
Safety Technology International
STI 1150CR Stopper II with Horn Flush Mount, Indoor/Outdoor Rated, Custom Label
STI-1150|SF-1150CR
View Product Details
STI STI-1150NR Stopper II with Horn Flush Mount, Indoor / Outdoor, No Label
Safety Technology International
STI STI-1150NR Stopper II with Horn Flush Mount, Indoor / Outdoor, No Label
STI-1150NR|SF-1150NR
View Product Details
sti stopper ii sti-1230nr image of sf-sti1230nr;sti-1230nr safety technology stopper ii w/o horn, w/spacer, no label image of sf-sti1230nr;sti-1230nr safety technology stopper ii w/o horn, w/spacer, no label image of sf-sti1230nr;sti-1230nr safety technology stopper ii w/o horn, w/spacer, no label image of sf-sti1230nr
Safety Technology International
STI 1230NR Stopper II without Horn with Spacer, No Label
STI-1230NR|SF-STI1230NR
View Product Details
STI 1200A-HTR Stopper II Heated Enclosure with 4" deep Back Box
Safety Technology International
STI 1200A-HTR Stopper II Heated Enclosure with 4" deep Back Box
STI-1200A-HTR|SF-1200AHTR
View Product Details
sti stopper ii contractor's 6-pack, with horn, surface mount image of sf-1130cp6
Safety Technology International
STI 1130CP6 Stopper II with Horn and Clear Spacer, Fire Label, 6-Pack
STI-1130|SF-1130CP6
View Product Details
STI STI-1200A-ES Universal Outdoor Manual Station Cover, Polycarbonate
Safety Technology International
STI STI-1200A-ES Universal Outdoor Manual Station Cover, Polycarbonate
STI-1200A-ES|SF-1200AES
View Product Details
backplate for stopper image of sf-1280
Safety Technology International
STI 1280 Backplate for Stopper II and Weather Stopper series, Polycarbonate
STI-1280|SF-1280
View Product Details
STI KIT-M02002 Clear Frame for Stopper II
Safety Technology International
STI KIT-M02002 Clear Frame for Stopper II
KIT-M02002|SF-02002
View Product Details
STI 1200-FR Stopper II Flush Mount Protective Cover without Horn, French Fire Label
Safety Technology International
STI 1200-FR Stopper II Flush Mount Protective Cover without Horn, French Fire Label
STI-1200-FR|SF-1200FRE
View Product Details
weather gasket for stopper image of sf-3002
Safety Technology International
STI 3002 Weather Gasket Set for Stopper II and Weather Stopper II Series
STI-3002|SF-3002
View Product Details
sti stopper ii / surface - activate - spanish image of sf-1230spa;sti-1230, stopper ii without horn with spacer, fire label image of sf-1230spa;sti-1230, stopper ii without horn with spacer, fire label image of sf-1230spa;sti-1230, stopper ii without horn with spacer, fire label image of sf-1230spa
Safety Technology International
STI 1230-ES Stopper II without Horn with Spacer, Spanish Label
STI-1230-ES|SF-1230SPA
View Product Details
sti stopper ii contractor's 6-pack, surface mount image of sf-1230cp6
Safety Technology International
STI 1230CP6 Stopper II without Horn with Spacer, Fire Label, 6-Pack
STI-1230CP6|SF-1230CP6
View Product Details
stopper ii cover with a backbox no heater no horn image of sf-1200a
Safety Technology International
STI 1200A Stopper II with 4" Deep Enclosed Back Box, Fire Label
STI-1200A|SF-1200A
View Product Details
sti stopper ii contractor's 6-pack, with horn, flush mount image of sf-1100cp6
Safety Technology International
STI 1100CP6 Stopper II with Horn Flush Mount, Fire Label, 6-Pack
STI-1100|SF-1100CP6
View Product Details
sti stopper ii sti-1100 push/pull station image of sf-1100;sti-1100 stopper ii with horn flush mount, fire label image of sf-1100;sti-1100 stopper ii with horn flush mount, fire label image of sf-1100;sti-1100 stopper ii with horn flush mount, fire label image of sf-1100
Safety Technology International
STI 1100 Stopper II with Horn Flush Mount, Fire Label, Red
STI-1100|SF-1100
View Product Details
STI 1130 Stopper II with Horn and Clear Spacer, Fire Label
Safety Technology International
STI 1130 Stopper II with Horn and Clear Spacer, Fire Label
STI-1130|SF-1130
View Product Details
sti stopper ii sti-1155 image of sf-1155;sti sti-1155 stopper ii with horn and spacer (indoor/outdoor rated), fire label image of sf-1155;sti sti-1155 stopper ii with horn and spacer (indoor/outdoor rated), fire label image of sf-1155;sti sti-1155 stopper ii with horn and spacer (indoor/outdoor rated), fire label image of sf-1155
Safety Technology International
STI 1155 Stopper II with Horn and Spacer, Indoor/Outdoor Rated, Fire Label
STI-1155|SF-1155
View Product Details
sti mounting spacer for security cover - clear image of sf-3104
Safety Technology International
STI 3104 Stopper II Large Conduit Spacer, Clear
STI-3104|SF-3104
View Product Details
conduit spacer large 2" image of sf-3100
Safety Technology International
STI 3100 Stopper II Conduit Spacer with Frame, Clear
STI-3100|SF-3100
View Product Details
sti stopper ii without horn with spacer, fire label image of sf-1230;sti-1230 stopper ii without horn with spacer, fire label image of sf-1230;sti-1230 stopper ii without horn with spacer, fire label image of sf-1230;sti-1230 stopper ii without horn with spacer, fire label image of sf-1230
Safety Technology International
STI 1230 Stopper II without Horn with Spacer, Fire Label, Red
STI-1230|SF-1230
View Product Details
sti stopper ii without horn flush mount, fire label image of sf-1200;sti-1200 stopper ii without horn flush mount, fire label image of sf-1200;sti-1200 stopper ii without horn flush mount, fire label image of sf-1200;sti-1200 stopper ii without horn flush mount, fire label image of sf-1200
Safety Technology International
STI 1200 Stopper II without Horn Flush Mount, Fire Label
STI-1200|SF-1200
View Product Details
STI-1102-FR Replacement Sounder Unit for Stopper II, French, Red
Safety Technology International
STI-1102-FR Replacement Sounder Unit for Stopper II, French, Red
STI-1102-FR|SF-1102FR
View Product Details
stopper ii horn surface mount outdoor french f image of sf-1155fr
Safety Technology International
STI 1155-FR Stopper II with Horn and Spacer Indoor/Outdoor Rated, French Label
STI-1155|SF-1155FR
View Product Details
STI KIT-19038 Tamper Bit for KIT-81, KIT-82 and KIT-84
Safety Technology International
STI KIT-19038 Tamper Bit for KIT-81, KIT-82 and KIT-84
KIT-19038|SF-19038
View Product Details
STI 1200A-FR Stopper II Fire Environmental Enclosure with 4" Deep Enclosed Back Box, French Label
Safety Technology International
STI 1200A-FR Stopper II Fire Environmental Enclosure with 4" Deep Enclosed Back Box, French Label
STI-1200A-FR|SF-1200AFRE
View Product Details
STI 3004 Rigid Conduit Gasket for Stopper II (3/4" or 1/2" pipe) and Weather Stopper series
Safety Technology International
STI 3004 Rigid Conduit Gasket for Stopper II (3/4" or 1/2" pipe) and Weather Stopper series
STI-3004|SF-3004
View Product Details
STI 1200CP6 Stopper II Flush Mount Contractor Pack, 6-Pack
Safety Technology International
STI 1200CP6 Stopper II Flush Mount Contractor Pack, 6-Pack
STI-1200CP6|SF-1200CP6
View Product Details
STI-1200CR Stopper II without Horn Flush Mount, Custom Label
Safety Technology International
STI-1200CR Stopper II without Horn Flush Mount, Custom Label
STI-1200CR|SF-1200CR
View Product Details
sti-1150cr, stopper ii with horn flush mount, indoor/outdoor rated, custom label image of sf-1150cr;sti-1150cr, stopper ii with horn flush mount, indoor/outdoor rated, custom label image of sf-1150cr;sti-1150cr, stopper ii with horn flush mount, indoor/outdoor rated, custom label image of sf-1150cr
Safety Technology International
STI 1150CR Stopper II with Horn Flush Mount, Indoor/Outdoor Rated, Custom Label
STI-1150|SF-1150CR
View Product Details
STI STI-1150NR Stopper II with Horn Flush Mount, Indoor / Outdoor, No Label
Safety Technology International
STI STI-1150NR Stopper II with Horn Flush Mount, Indoor / Outdoor, No Label
STI-1150NR|SF-1150NR
View Product Details
sti stopper ii sti-1230nr image of sf-sti1230nr;sti-1230nr safety technology stopper ii w/o horn, w/spacer, no label image of sf-sti1230nr;sti-1230nr safety technology stopper ii w/o horn, w/spacer, no label image of sf-sti1230nr;sti-1230nr safety technology stopper ii w/o horn, w/spacer, no label image of sf-sti1230nr
Safety Technology International
STI 1230NR Stopper II without Horn with Spacer, No Label
STI-1230NR|SF-STI1230NR
View Product Details
STI 1200A-HTR Stopper II Heated Enclosure with 4" deep Back Box
Safety Technology International
STI 1200A-HTR Stopper II Heated Enclosure with 4" deep Back Box
STI-1200A-HTR|SF-1200AHTR
View Product Details
sti stopper ii contractor's 6-pack, with horn, surface mount image of sf-1130cp6
Safety Technology International
STI 1130CP6 Stopper II with Horn and Clear Spacer, Fire Label, 6-Pack
STI-1130|SF-1130CP6
View Product Details
STI STI-1200A-ES Universal Outdoor Manual Station Cover, Polycarbonate
Safety Technology International
STI STI-1200A-ES Universal Outdoor Manual Station Cover, Polycarbonate
STI-1200A-ES|SF-1200AES
View Product Details
backplate for stopper image of sf-1280
Safety Technology International
STI 1280 Backplate for Stopper II and Weather Stopper series, Polycarbonate
STI-1280|SF-1280
View Product Details
STI KIT-M02002 Clear Frame for Stopper II
Safety Technology International
STI KIT-M02002 Clear Frame for Stopper II
KIT-M02002|SF-02002
View Product Details
STI 1200-FR Stopper II Flush Mount Protective Cover without Horn, French Fire Label
Safety Technology International
STI 1200-FR Stopper II Flush Mount Protective Cover without Horn, French Fire Label
STI-1200-FR|SF-1200FRE
View Product Details
weather gasket for stopper image of sf-3002
Safety Technology International
STI 3002 Weather Gasket Set for Stopper II and Weather Stopper II Series
STI-3002|SF-3002
View Product Details
sti stopper ii / surface - activate - spanish image of sf-1230spa;sti-1230, stopper ii without horn with spacer, fire label image of sf-1230spa;sti-1230, stopper ii without horn with spacer, fire label image of sf-1230spa;sti-1230, stopper ii without horn with spacer, fire label image of sf-1230spa
Safety Technology International
STI 1230-ES Stopper II without Horn with Spacer, Spanish Label
STI-1230-ES|SF-1230SPA
View Product Details
sti stopper ii contractor's 6-pack, surface mount image of sf-1230cp6
Safety Technology International
STI 1230CP6 Stopper II without Horn with Spacer, Fire Label, 6-Pack
STI-1230CP6|SF-1230CP6
View Product Details
stopper ii cover with a backbox no heater no horn image of sf-1200a
Safety Technology International
STI 1200A Stopper II with 4" Deep Enclosed Back Box, Fire Label
STI-1200A|SF-1200A
View Product Details
sti stopper ii contractor's 6-pack, with horn, flush mount image of sf-1100cp6
Safety Technology International
STI 1100CP6 Stopper II with Horn Flush Mount, Fire Label, 6-Pack
STI-1100|SF-1100CP6
View Product Details
About Us
Careers
Services
ADI Global Website
Sign Up for Email
Sign Up
Branch
Locator
© 2026 ADI Global - All Rights Reserved.
Terms & Conditions
Privacy Statement