STI products
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Save $33.85
STI STI-1210A Horn/Strobe
Horn/strobe alarm with impact guard for outdoor access control
- 24VDC powered horn and strobe in single unit for credential readers
- Damage Stopper® guard protects against physical impact and vandalism
- NEMA 4X rated 4" enclosed back box for harsh outdoor environments
Usually Ships in 2-3 Weeks Free shipping over $499$86.84 $52.99 Save $33.85 -
Save $0.19
STI Stopper II 4" Deep Back Box - STI-1200A
4-inch-deep enclosed back box designed to mount and protect UL-listed fire alarm initiating devices (38 and 2017 standards) in outdoor and
- NEMA 3R steel enclosure resists rain, sleet, and ice for outdoor/unheated deployments.
- 4-inch deep back box accommodates standard wiring and conduit behind UL 38/UL 2017 devices.
- ADA-compliant design with UV-stabilized polycarbonate cover maintains label visibility long-term.
Usually Ships in 2-3 Weeks Free shipping over $499$205.18 $204.99 Save $0.19 -
Save $0.82
STI Stopper II® without Horn Flush Mount Fire Label - STI-1200
Flush-mount enclosure designed to house and protect access control devices in fire-rated applications
- NEMA 3R neoprene gasket seal blocks water ingress in washdown environments.
- Flush-mount design integrates 24VDC electromagnetic or electromechanical strikes cleanly.
- Lifetime breakage warranty reduces long-term replacement risk in high-traffic installs.
Usually Ships in 2-3 Weeks Free shipping over $499$86.81 $85.99 Save $0.82 -
Save $0.92
STI Stopper II® with Horn and Spacer - STI-1155NR
Polycarbonate protective cover assembly rated for both indoor and outdoor installation
- UL-listed for indoor and outdoor deployment on standard manual pull stations.
- Integrated 9VDC piezo horn alerts when cover is lifted, powered by included battery.
- Included spacer handles variable mounting depths; no-label surface accepts custom ID.
Usually Ships in 2-3 Weeks Free shipping over $499$171.91 $170.99 Save $0.92 -
Save $0.92
STI Stopper II Horn Spacer - STI-1155
Tamperproof polycarbonate protective cover for manual fire alarm pull stations, rated for both indoor and outdoor deployment
- Piezo horn runs on included 9VDC battery, requiring no panel integration.
- Rated from −40°F to 250°F, supporting freezing and high-heat environments.
- Closed-cell gaskets and spacer kit enable indoor and outdoor pull station installs.
Usually Ships in 2-3 Weeks Free shipping over $499$171.91 $170.99 Save $0.92 -
Save $0.31
STI 1150 Flush Mount
Flush-mount 9VDC electric strike with horn for fire-rated doors
- Integrated horn provides audible feedback during door strike actuation
- Indoor/outdoor rated design works in standard and fire-rated door frames
- 9VDC operation integrates directly with access control panel relay outputs
Usually Ships in 2-3 Weeks Free shipping over $499$140.30 $139.99 Save $0.31 -
Save $0.77
STI STI-1102 Replacement Sounder Unit for Stopper II
Replacement sounder unit for Stopper II door strikes with 9VDC operation
- 9VDC audible alarm and feedback signaling for Stopper II systems
- Wall-mount replacement component engineered for Stopper II integration
- Maintenance unit for existing access control installations
Usually Ships in 2-3 Weeks Free shipping over $499$61.76 $60.99 Save $0.77 -
Save $0.34
STI Stopper II® with Horn Flush Mount Fire Label - STI-1100
Flush-mount audible horn designed for fire alarm circuits and access control system integration in commercial and institutional facilities
- Flush-mount form factor installs into standard electrical box at monitored exits.
- Operates at 7VDC, compatible with fire alarm panels and access control horn outputs.
- Fire label marking supports compliance documentation in regulated environments.
Usually Ships in 2-3 Weeks Free shipping over $499$132.33 $131.99 Save $0.34 -
Save $125.50
STI Stopper® Station Push Button with Universal - SS2448EX-EN
Push button station for door-release circuits in magnetic lock systems
- Operates at 30VDC for direct compatibility with standard magnetic lock strike circuits.
- NEMA Type 23 rated enclosure suits indoor access control door-release deployments.
- Universal cover supports both flush and surface mount via included 12mm mounting plate.
Usually Ships in 2-3 Weeks Free shipping over $499$400.49 $274.99 Save $125.50 -
Save $0.79
STI SS2429LD-EN Stopper Station Push Button with Shield
Push button station with shield for 30VDC magnetic lock control
- NEMA Type 23 rated enclosure resists rain, dust, and corrosion
- Integrated shield guards button from accidental activation and tampering
- Compact 6.36" W × 3.22" H design fits standard wall or door mounting
Usually Ships in 2-3 Weeks Free shipping over $499$96.78 $95.99 Save $0.79 -
Save $97.88
STI SS2408EX-EN Stopper Station Push Button Pneumatic Lock
Pneumatic-activated stopper station designed to integrate push-button door control with magnetic lock retention
- Operates at 30VDC with magnetic lock retention, eliminating constant solenoid power draw.
- Push-button pneumatic release enables momentary exit without compromising door lock state.
- Three mounting kits support flush, surface, and extended-depth frame installations.
Usually Ships in 2-3 Weeks Free shipping over $499$288.87 $190.99 Save $97.88 -
Save $0.57
STI SS2401EM-EN Stopper Station Push Button Turn-to-Reset
Push button control station with turn-to-reset action, designed to provide manual operator control and emergency release for 30VDC electromagnetic
- Turn-to-reset action prevents accidental re-engagement after manual door release.
- Rated for 30VDC circuits, integrating directly with electromagnetic lock strike systems.
- NEMA Type 23 enclosure protects against dust and light corrosion in indoor deployments.
Usually Ships in 2-3 Weeks Free shipping over $499$91.56 $90.99 Save $0.57 -
Save $0.81
STI SS2229EM-EN Stopper Station Push Button with Shield
30VDC push button with shield for magnetic lock access control
- 30VDC operation matches standard magnetic lock strike systems
- NEMA Type 23 enclosure shields against dust, rain, and light spray
- Compact 6.36" × 3.22" fits standard doors; flush or surface mount
Usually Ships in 2-3 Weeks Free shipping over $499$96.80 $95.99 Save $0.81 -
Save $141.33
STI Stopper® Station Push Button with Universal - SS2188EX-EN
Push button activation station designed for door access control installations requiring 30VDC magnetic lock triggering
- Operates at 30VDC, matching standard electromagnetic lock power supplies directly.
- Universal Stopper® cover fits all SS2 series button types without modification.
- Includes KIT-102720 mounting plate; surface back box kits available for all types.
Usually Ships in 2-3 Weeks Free shipping over $499$419.32 $277.99 Save $141.33 -
Save $0.23
STI KL544 Key Lock for Metal Cabinets
Mechanical key lock for STI-EM metal cabinets, 9VDC operation
- Key-based access with no electronics, batteries, or network dependency
- 9VDC low-voltage design eliminates mains power and complex wiring
- Direct integration into STI cabinet doors without modification or gaps
Usually Ships in 2-3 Weeks Free shipping over $499$12.22 $11.99 Save $0.23 -
STI KIT-M10197H Stopper Station Replacement Contact Holder
Replacement contact holder assembly for STI Stopper Station access control readers
- Direct replacement for STI Stopper Station readers; avoids full unit swap.
- Runs on 9VDC from existing door control wiring — no separate power supply needed.
- Supports HID credential platforms for drop-in retrofit on contact-based installations.
Usually Ships in 2-3 Weeks Free shipping over $499$5.99 -
STI Red Replacement Housing for Universal - KIT-M06540-CR
Red replacement housing engineered for Universal Stopper series locks and strikes
- Direct mechanical fit for Universal Stopper locks and strikes — no rewiring required.
- Runs on 9VDC, matching existing strike circuits with no power supply upgrade needed.
- Red color-coding enforces zone identification across multi-door or multi-building installs.
Usually Ships in 2-3 Weeks Free shipping over $499$25.99 -
Save $0.91
STI KIT-KL1 Key-Lock Assembly HID Credential Strike
Key-lock assembly strike rated for 9VDC operation, designed for access control installations where mechanical key override and HID credential
- Operates at 9VDC, integrating directly with HID card, fob, and proximity readers.
- Key-lock assembly provides mechanical override for emergency access without destructive entry.
- Designed for access control installs requiring both credential authentication and key backup.
Usually Ships in 2-3 Weeks Free shipping over $499$32.90 $31.99 Save $0.91 -
Save $0.97
STI KIT-H19030 Two Replacement Keys for Stopper Station
Two replacement keys for STI Stopper station installations
- Includes two HID-credential keys, enabling spare distribution across multi-door deployments.
- Drop-in replacements require no installation labor or additional power provisioning to the unit.
- Compatible with STI Stopper and Stopper II stations operating at 9VDC system voltage.
Usually Ships in 2-3 Weeks Free shipping over $499$13.96 $12.99 Save $0.97 -
Save $0.13
STI KIT-H19020 Steel Clamps Lock/Strike
9VDC steel clamps lock/strike assembly engineered for electromagnetic strike operation in controlled-access door installations
- Operates at 9VDC, matching standard access control panel output voltages.
- Steel clamps assembly pairs with HID-based readers for electromechanical strike control.
- Designed as a wired component — integrates directly into credential-based door systems.
Usually Ships in 2-3 Weeks Free shipping over $499$4.12 $3.99 Save $0.13







