STI products
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Add to Cart The item has been addedSTI STI-SA5600-G Select-Alert Siren/Strobe Controller
TCP/IP siren/strobe controller for up to 32 concurrent users
- Manages up to 32 concurrent users via TCP/IP for centralized audio-visual alarm control.
- Tamper detection via N.C. 12VDC, 50mA dry contact triggers alert on wall removal.
- Operates at 9VDC across 32°F–120°F, compatible exclusively with Select-Alert systems.
Usually Ships in 2-3 Weeks Free shipping over $499$79.86 $78.99 Save $0.87 -
Save $0.87
Add to Cart The item has been addedSTI STI-SA5600-A Select-Alert Siren/Strobe Controller
Dedicated siren and strobe controller that centralizes alarm signal output in access control and emergency alerting systems
- Centralizes audible and visual alert control on 9VDC for streamlined cabinet integration.
- Built-in tamper switch triggers immediate alert when unit is removed from its mount.
- 32 selectable siren tones with independent strobe and siren timing for flexible signaling.
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Save $0.79
Add to Cart The item has been addedSTI STI-SA5500-W Select-Alert Siren/Strobe Controller
Dedicated siren and strobe notification controller for access control and alarm systems requiring audible and visual alerts
- 32 selectable siren tones at 100 dB or 85 dB suit varied alert-level requirements.
- Dry contact Form C relay output integrates with any panel without proprietary protocol.
- Built-in tamper switch triggers on wall removal, protecting unsupervised installations.
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Add to Cart The item has been addedSTI STI-SA5500-R Select-Alert Siren/Strobe - Round Red
Compact alert controller built to signal emergencies and breaches across secured spaces — warehouses, server rooms, manufacturing floors
- 32 selectable tones let you assign distinct alarm patterns per threat zone without rewiring.
- Form C dry relay output (12VDC, 50mA) integrates with any access control panel or notification gateway.
- Runs on 9VDC battery or external 12–24V supply, keeping alarm load off your panel's power budget.
Usually Ships in 2-3 Weeks Free shipping over $499$83.78 $82.99 Save $0.79 -
Save $0.79
Add to Cart The item has been addedSTI STI-SA5500-G Select-Alert Siren/Strobe Controller
Dedicated siren and strobe controller designed to manage audible and visual alert signals in access control and emergency notification systems
- Supports up to 32 users with 32 selectable tones at 100 dB or 85 dB output.
- Independent siren/strobe timing (15s, 30s, 60s, or continuous) reduces alarm fatigue.
- Form C dry relay contact (12VDC, 50mA) integrates with door strikes and aux relays.
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Save $0.79
Add to Cart The item has been addedSTI STI-SA5500-C Select-Alert Siren/Strobe Controller
Networked siren/strobe controller with dual protocols for access alerts
- Drives siren and strobe independently via TCP/IP or RS-232 for flexible alert zoning.
- Accepts 9VDC battery or 12–24VDC external supply, supporting diverse power infrastructures.
- Tamper switch (N.C. dry contact, 12VDC/50mA) triggers timed alerts at 15, 30, or 60 seconds.
Usually Ships in 2-3 Weeks Free shipping over $499$83.78 $82.99 Save $0.79 -
Save $0.79
Add to Cart The item has been addedSTI STI-SA5500-A Select-Alert Siren/Strobe Controller
Dedicated siren and strobe controller for centralizing audible and visual alerts across multi-door access control installations
- Centralizes siren and strobe outputs across multi-door installs on a single 9VDC unit.
- 32 selectable alert tones with independent siren/strobe timing simplify zone notification design.
- Tamper switch (N.C. 12VDC, 50mA dry contact) triggers an alert on physical wall removal.
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Save $0.44
Add to Cart The item has been addedSTI STI-SA5000-R Select-Alert Mini Controller
Compact alert controller for access control and security cabinet applications
- 32 selectable tones at 85 dB or 100 dB lets you match output to ambient noise level.
- Form C dry relay output (12 VDC, 50 mA, N.C.) integrates with existing access control inputs.
- Built-in tamper switch triggers alert on removal, protecting against cabinet or wall-mount theft.
Usually Ships in 2-3 Weeks Free shipping over $499$90.43 $89.99 Save $0.44 -
Save $0.44
Add to Cart The item has been addedSTI STI-SA5000-A Select-Alert Mini Controller
Compact alert controller for small access control installations where you need visual and audible notification tied to door or cabinet events
- Selectable 100 or 85 dB siren with 10 high-intensity LEDs in five color options.
- Runs on 9V battery or 12–24V external power, enabling flexible cabinet or door installs.
- Form C dry relay (N.C., 12VDC/50mA) integrates with any dry-contact access control system.
Usually Ships in 2-3 Weeks Free shipping over $499$90.43 $89.99 Save $0.44 -
Save $0.87
Add to Cart The item has been addedSTI Quickstop Fire Sprinkler Tool - STI-QT
Reusable manual shut-off tool designed to stop water flow from fire sprinkler heads without deactivating the entire system
- Stops water flow on ½" and ¾" sprinkler heads without shutting down the full system.
- Rated to 350 PSI (2400 kPa), compatible with standard municipal and commercial system pressures.
- Works on intact, damaged, sheared, and recessed heads — covers emergency and retrofit scenarios.
Usually Ships in 2-3 Weeks Free shipping over $499$162.86 $161.99 Save $0.87 -
Save $0.80
Add to Cart The item has been addedSTI 14 Gauge Backplate for STI-EM151804 - STI-MBP1316
14 gauge steel backplate engineered to provide structural support and a secure mounting surface for STI electric strike installations
- 14-gauge steel construction resists flex under repeated latch cycles.
- Engineered specifically for STI-EM151804 electric strikes at 9VDC operation.
- Rigid mounting platform maintains strike-to-latch alignment in metal or wood frames.
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Save $0.45
Add to Cart The item has been addedSTI STI-MBP0913 14 Gauge Backplate for STI-EM111504
14 gauge steel backplate engineered as a replacement mounting component for the STI-EM111504 electric strike
- 14-gauge steel construction provides structural rigidity for reliable strike alignment.
- Designed exclusively for the STI-EM111504, ensuring correct fit without frame rework.
- Operates at 9VDC, compatible with standard access control panel power supplies.
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Save $0.83
Add to Cart The item has been addedSTI STI-MBP0506 14 Gauge Backplate
14 gauge steel backplate engineered to reinforce and stabilize STI electromechanical strike installations at the door frame
- 14-gauge steel construction resists frame flex under repeated door impact loads.
- Compatible with STI-EM07123.5 and STI-EM08073.5 electromechanical strike families.
- Four fixing holes align precisely to strike unit; supports masonry and timber frames.
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Save $229.86
Add to Cart The item has been addedSTI 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
Add to Cart The item has been addedSTI 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
Add to Cart The item has been addedSTI 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
Add to Cart The item has been addedSTI 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
Add to Cart The item has been addedSTI 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
Add to Cart The item has been addedSTI 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 -
Add to Cart The item has been addedSTI 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
