STI products
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Save $229.86
STI STI-HTR200T Radiant Heater with Thermostat
9VDC radiant heating unit designed to prevent condensation and maintain credential reader sensitivity in outdoor and semi-protected access control
- Radiant heating element keeps reader optics above dew point, preventing condensation lockouts.
- Integrated thermostat eliminates external temperature control modules, reducing wiring complexity.
- Runs on 9VDC, fitting directly into standard commercial access control power supplies.
Usually Ships in 2-3 Weeks Free shipping over $499$580.85 $350.99 Save $229.86 -
Save $172.19
STI STI-HTR150T Radiant Heater with Thermostat 150W
150W radiant heater with thermostat for outdoor access control
- Runs on 9VDC, wiring directly into existing security system power supplies.
- Integrated thermostat auto-cycles heat to protect locks and strikes in sub-freezing temps.
- Compact form fits enclosures as shallow as 2–3 inches, easing retrofit installations.
Usually Ships in 2-3 Weeks Free shipping over $499$442.18 $269.99 Save $172.19 -
Save $143.22
STI STI-HTR100T Radiant Heater with Thermostat 100W
100W radiant heater with integrated thermostat, purpose-built for electric strike and access control installations in temperature-sensitive
- 100W radiant output keeps electric strike solenoids responsive in freezing conditions.
- Integrated thermostat auto-cycles heat, preventing coil degradation from thermal overshoot.
- Runs at 9VDC, fitting retrofit and new installs on standard 12/24VDC access control supplies.
Usually Ships in 2-3 Weeks Free shipping over $499$364.21 $220.99 Save $143.22 -
Save $127.07
STI STI-HTR060T Radiant Heater with Thermostat 60W
60-watt radiant heater module with integrated thermostat, purpose-built for lock and strike systems in access control installations
- 60W radiant heat at 9VDC prevents frost-related strike failures in unheated spaces.
- Integrated thermostat cycles heating autonomously—no external sensor or control logic needed.
- Designed for 9VDC strike power supplies; verify supply voltage before installation.
Usually Ships in 2-3 Weeks Free shipping over $499$319.06 $191.99 Save $127.07 -
Save $113.48
STI STI-HTR045T Radiant Heater with Thermostat
9VDC radiant heater with thermostat for cold-weather access control
- Runs on 9VDC to integrate directly with existing access control power supplies.
- Integrated thermostat auto-regulates heat output — no field calibration required.
- Localized radiant output protects readers, strikes, and latches in unheated enclosures.
Usually Ships in 2-3 Weeks Free shipping over $499$288.47 $174.99 Save $113.48 -
Save $0.10
STI STI-HTR030T Mini-Radiant Heater with Thermostat
Compact radiant heating unit designed to prevent frost and condensation in outdoor or exposed access control installations
- Mini radiant heater with thermostat for outdoor access housings
- Prevents frost and condensation on outdoor lock and reader hardware
- 9VDC operation - drops into standard low-voltage access power buses
Usually Ships in 2-3 Weeks Free shipping over $499$214.09 $213.99 Save $0.10 -
Save $332.23
STI Heater Field Replacement Kit for STI-1200A-HTR - STI-HK3
Heater field replacement kit designed for heated electric strike systems
- Restores heater function in STI-1200A-HTR strikes without full assembly replacement.
- Operates at 9VDC, matching standard access control power supply outputs.
- Field-replaceable design minimizes installation downtime during cold-weather maintenance.
Usually Ships in 2-3 Weeks Free shipping over $499$851.22 $518.99 Save $332.23 -
STI STI-CI Integral Cover Lock/Strike
N integral cover lock/strike assembly designed for door access control integration
- Operates at 9V DC, matching standard access control panel output voltages.
- Integral cover design reduces mounting hardware and simplifies retrofit installs.
- Lock/strike component kit supports direct electric strike integration at the door.
Usually Ships in 2-3 Weeks Free shipping over $499$9.99 -
Save $0.46
STI STI-9881 Fluorescent Light Damage Stopper
Fluorescent impact guard for electric strikes and locks in high-traffic facilities
- Fluorescent light damage stopper cage for institutional environments
- Plastic-coated steel wire build resists corrosion and dent
- Shields fluorescent fixtures from vandalism and impact damage
Usually Ships in 2-3 Weeks Free shipping over $499$204.45 $203.99 Save $0.46 -
Save $0.26
STI STI-9880 Fluorescent Light Damage Stopper
Lock strike for fluorescent light damage prevention in door security
- 9-gauge galvanized steel rod with plastic coating absorbs impact and resists vandalism.
- Adjusts 1200–1500 mm to fit standard twin-tube fluorescent fixtures without modification.
- Includes all fasteners, clamps, and Rawl plugs for a complete flush-mount installation.
Usually Ships in 2-3 Weeks Free shipping over $499$176.25 $175.99 Save $0.26 -
Save $0.96
STI STI-9846 Smoke Detector Damage Stopper Controller
Damage stopper controller designed to protect smoke detection equipment from intentional or accidental interference in security-critical installations
- Protects smoke detector integrity against tampering in security-critical installations.
- Compatible with System Sensor beam units and reflective mirror assemblies.
- Mounts via four #10 x 1.5" screws; clamp hardware positions on side, top, or bottom.
Usually Ships in 2-3 Weeks Free shipping over $499$72.95 $71.99 Save $0.96 -
Save $0.88
STI STI-9845 Smoke Detector Damage Stopper Controller
Smoke detector damage stopper controller that integrates protective functionality into access control and facility monitoring deployments
- Prevents tampering with smoke detectors in retail floors and access-controlled corridors.
- Compatible with System Sensor beam and detector units for integrated facility protection.
- Supports standard conduit routing and mechanical mounting for straightforward installation.
Usually Ships in 2-3 Weeks Free shipping over $499$40.87 $39.99 Save $0.88 -
STI STI-9841 Fireray Controller Damage Stopper
Protective guard enclosure designed to shield Fireray-based controller units from accidental impact, vandalism, and environmental exposure in
- Passive enclosure shields Fireray controller electronics from impact and vandalism.
- Mounts to concrete, metal stud, or plywood using six #10-12 anchors and standard tools.
- Integrates into existing Fireray architectures with no firmware or protocol changes required.
Usually Ships in 2-3 Weeks Free shipping over $499$67.99 -
Save $0.98
STI STI-9767 Horn/Strobe Damage Stopper L Series Wall Mount
Wall-mounted protective cage designed to shield horn and strobe alarm signaling devices from vandalism and accidental damage
- Wall-mounted horn and strobe damage stopper cage
- 9-gauge steel wire with corrosion-resistant finish
- Shields signaling devices from vandalism and accidental impact
Usually Ships in 2-3 Weeks Free shipping over $499$58.97 $57.99 Save $0.98 -
Save $22.28
STI STI-9765-R Horn/Strobe Controller - Red
Red-housed wall-mount controller engineered to coordinate horn and strobe signaling in networked emergency notification and security systems
- TCP/IP communication enables centralized control across multi-zone alert deployments.
- Coordinates horn and strobe signaling within fire alarm and access control frameworks.
- Wall-mount form factor supports standard electrical rough-in for straightforward installation.
Usually Ships in 2-3 Weeks Free shipping over $499$59.27 $36.99 Save $22.28 -
Save $0.28
STI STI-9765 Horn/Strobe Damage Stopper L Series Wall Mount
Wall-mount protective barrier for STI L Series horn and strobe units
- Wall-mount horn and strobe damage stopper - 9-gauge steel wire
- Corrosion-resistant finish for indoor and protected outdoor placement
- Compact 1.9 x 4.6 x 1.1 in form factor for tight wall placements
Usually Ships in 2-3 Weeks Free shipping over $499$59.27 $58.99 Save $0.28 -
Save $20.16
STI STI-9763-R Horn/Strobe Damage Stopper L Series Wall Red
Red wall-mounted protective cage designed to shield horn and strobe alarm devices from vandalism and accidental damage in commercial and industrial
- Gauge-9 steel wire with polyester coating resists corrosion in high-abuse indoor zones.
- Fits Edwards GC and Kidde EGC horn/strobe housings; verify model against compatibility matrix.
- Installs flush to solid walls using supplied plastic anchors and stainless-steel fasteners.
Usually Ships in 2-3 Weeks Free shipping over $499$54.15 $33.99 Save $20.16 -
Save $17.60
STI STI-9762-R Horn/Strobe Damage Stopper L Series Wall Red
Wall-mounted horn/strobe controller with damage stopper protection for access control systems
- 9-gauge steel wire with polyester coating resists corrosion and absorbs impact.
- Compatible with Edwards GC and Kidde EGC series horn/strobe devices.
- UL-listed to UL1638, UL464, UL1480, CAN/ULC-S525, S526, and S541 standards.
Usually Ships in 2-3 Weeks Free shipping over $499$45.59 $27.99 Save $17.60 -
Save $23.09
STI Horn/Strobe Damage Stopper®, L Series Ceiling - White
Ceiling-mount impact guard for L Series horn/strobe units in high-traffic areas
- Gauge-9 steel wire with polyester coating resists corrosion in high-traffic environments.
- Ceiling-mount profile keeps devices out of reach while sound and light propagate freely.
- Listed for Edwards GC and Kidde EGC lines; UL, cUL, and CAN/ULC certified.
Usually Ships in 2-3 Weeks Free shipping over $499$63.08 $39.99 Save $23.09 -
Save $0.83
STI STI-9754 Horn/Strobe/Speaker Damage Stopper Wall Mount
Wall-mounted protection for horns, strobes, and speakers
- Corrosion-resistant steel wire cage shields horns, strobes, and speakers from damage.
- UL-listed under UL464, UL1480, and UL1638; meets CAN/ULC-S525, S526, and S541.
- Tool-free removal enables routine maintenance without circuit or wiring modifications.
Usually Ships in 2-3 Weeks Free shipping over $499$55.82 $54.99 Save $0.83







