STI products
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Add to Cart The item has been addedSTI Weather Stopper® without Horn with Spacer No - STI-3150NR
Polycarbonate protective enclosure for manual fire pull stations designed to block accidental or intentional false activations while preserving
- Polycarbonate enclosure blocks accidental pull station activations without restricting emergency access.
- No-horn design avoids audio duplication where the panel or separate module already handles alerting.
- Closed-cell gasket seals the frame across –40°F to 250°F, supporting indoor and outdoor environments.
Usually Ships in 2-3 Weeks Free shipping over $499$118.82 $117.99 Save $0.83 -
Save $0.83
Add to Cart The item has been addedSTI STI-3150 Weather Stopper Electromagnetic Strike
9VDC weather-sealed electromagnetic strike with integrated spacer
- IP54-rated housing withstands outdoor and semi-protected installations
- Integrated spacer and fire label pre-installed, ready to mount
- 9VDC operation works with standard access control relay outputs
Usually Ships in 2-3 Weeks Free shipping over $499$118.82 $117.99 Save $0.83 -
Save $0.10
Add to Cart The item has been addedSTI 3104 Clear Conduit Spacer
Clear conduit spacer assembly designed to mount over STI Stopper II series electric strikes
- Polycarbonate frame with integrated gaskets seals cable entries against moisture ingress.
- Sized specifically for Stopper II series strikes; prevents mismatch with larger outdoor covers.
- Unused cable holes accept gasket inserts, keeping 9VDC strike circuits dry and corrosion-free.
Usually Ships in 2-3 Weeks Free shipping over $499$42.09 $41.99 Save $0.10 -
Save $0.65
Add to Cart The item has been addedSTI STI-3100 Clear Conduit Spacer for Stopper II
Clear conduit spacer for STI Stopper II strikes at 9VDC
- Transparent design lets you verify striker alignment before final installation
- Maintains consistent spacing to prevent electrical contact issues and solenoid chatter
- Routes through standard electrical conduit for clean multi-door deployments
Usually Ships in 2-3 Weeks Free shipping over $499$25.64 $24.99 Save $0.65 -
Save $0.15
Add to Cart The item has been addedSTI Weather Gasket for Stopper II® and Weather - STI-3002
Weather gasket engineered to seal the installation point of Stopper II and Weather Stopper series electric strikes in outdoor and semi-exposed door
- Blocks moisture ingress at the strike mount, protecting solenoids and terminals from corrosion.
- Direct fit for Stopper II and Weather Stopper series electric strikes rated for outdoor use.
- Purely mechanical install—no electrical work required; retrofits existing strike assemblies easily.
Usually Ships in 2-3 Weeks Free shipping over $499$11.14 $10.99 Save $0.15 -
Save $0.38
Add to Cart The item has been addedSTI Universal Stopper® Low Profile without Horn - STI-14200NC
Low-profile Universal Stopper protective housing for surface-mount intercom stations, emergency buttons, numeric keypads, and fire alarm pull stations
- Heavy-gauge polycarbonate housing protects surface-mount devices indoors and outdoors.
- Operates at 24VDC, integrating directly with standard access control and intercom infrastructure.
- Universal fit covers fire alarm pull stations, keypads, intercoms, and emergency buttons.
Usually Ships in 2-3 Weeks Free shipping over $499$71.37 $70.99 Save $0.38 -
Save $0.50
Add to Cart The item has been addedSTI Universal Stopper® Low Profile without Horn - STI-14000NC
Low-profile, flush-mount protective housing for door entry intercoms and access control stations
- UV-stabilized polycarbonate dome shields intercoms and keypads indoors and outdoors.
- Runs directly on 24VDC, eliminating separate power conditioning in standard deployments.
- Hinged clear cover with mechanical latch enables fast access while maintaining protection.
Usually Ships in 2-3 Weeks Free shipping over $499$53.49 $52.99 Save $0.50 -
Save $0.52
Add to Cart The item has been addedSTI 13220NR Stopper Horn
Surface-mounted universal stopper combining physical button actuation with integrated audible notification
- Operates at 24VDC with integrated 105dB horn for immediate audible tamper alerts.
- UV-stabilized polycarbonate housing suits indoor and outdoor surface-mount installs.
- Accepts ¾-inch rigid conduit top and bottom; ADA-compliant low-profile form factor.
Usually Ships in 2-3 Weeks Free shipping over $499$153.51 $152.99 Save $0.52 -
Save $0.52
Add to Cart The item has been addedSTI Universal Stopper® with Horn, Surface Mount, Fire Label
Surface-mount intercom stopper with integrated horn and fire label
- 24VDC operation with dome low-profile design for standard entry installations
- Integrated horn for audio alerting at access control points
- IP56-rated for reliable performance in indoor and light-duty outdoor use
Usually Ships in 2-3 Weeks Free shipping over $499$153.51 $152.99 Save $0.52 -
Save $0.64
Add to Cart The item has been addedSTI STI-13210FR Surface Mount Intercom 24VDC Fire Label
Surface-mount 24VDC intercom with fire-rated label for access control
- 24VDC operation integrates directly with standard access control power
- Surface mount with dome low-profile options for flexible wall or column mounting
- Fire-rated label certification for code-compliant emergency communication zones
Usually Ships in 2-3 Weeks Free shipping over $499$86.63 $85.99 Save $0.64 -
Save $0.69
Add to Cart The item has been addedSTI STI-13010FR Universal Stopper Flush Mount Intercom
Passive 24VDC flush-mount intercom for mixed-vendor access control
- Passive interface integrates with existing systems without amplifier conflicts
- Flush-mount design installs recessed into door frames for clean profile
- 24VDC operation connects directly to standard access control power circuits
Usually Ships in 2-3 Weeks Free shipping over $499$67.68 $66.99 Save $0.69 -
Save $0.50
Add to Cart The item has been addedSTI STI-13000NC Universal Stopper Audio Intercom Flush Mount
Flush-mount audio intercom with low-profile dome, 24VDC two-way talk
- Two-way audio communication lets you screen visitors before entry
- Low-profile flush dome design minimizes visual impact in lobbies
- 24VDC operation integrates with standard access control infrastructure
Usually Ships in 2-3 Weeks Free shipping over $499$53.49 $52.99 Save $0.50 -
Save $0.25
Add to Cart The item has been addedSTI STI-1285 Backplate for STI-9705 and STI-9708
Specialized backplate designed to provide a secure mounting point and power interface for specific STI devices
- Mounts STI-9705 and STI-9708 strikes to wood or metal door frames reliably.
- Maintains precise mechanical alignment and electrical contact for 9VDC operation.
- Model-specific fit prevents misalignment and power delivery failures at install.
Usually Ships in 2-3 Weeks Free shipping over $499$29.24 $28.99 Save $0.25 -
Save $0.35
Add to Cart The item has been addedSTI STI-1250 Flush Mount Electric Strike with Fire Label
Fire-labeled flush mount strike, 9VDC, silent operation for access control
- Fits standard door frame cavities with no surface housing required
- 9VDC low-voltage operation simplifies control system integration
- Fire-labeled certification meets life-safety compliance on rated doors
Usually Ships in 2-3 Weeks Free shipping over $499$95.34 $94.99 Save $0.35 -
Save $227.75
Add to Cart The item has been addedSTI Stopper II® Contractor 6-Pack Surface Mount - STI-1230CP6
Six-unit surface mount pack of STI Stopper II® push-button housings designed for door-mounted access control installations
- Six-unit pack standardizes surface mount hardware across multiple access points in one order.
- Surface mount design eliminates in-wall cavity prep, reducing rough-in time on door frame installs.
- Compatible with standard 4×4 electrical boxes across steel, aluminum, and wood composite frames.
Usually Ships in 2-3 Weeks Free shipping over $499$583.74 $355.99 Save $227.75 -
Save $0.47
Add to Cart The item has been addedSTI Stopper II® without Horn with Spacer Fire Label - STI-1230
Fire-labeled spacer component for the Stopper II door strike family
- Fire-labeled spacer maintains door assembly fire rating when installed unmodified.
- Bridges frame-depth mismatches in retrofit or variable-thickness door installations.
- Mounts between Stopper II strike body and door frame without obstructing armature travel.
Usually Ships in 2-3 Weeks Free shipping over $499$102.46 $101.99 Save $0.47 -
Save $0.02
Add to Cart The item has been addedSTI Stopper® Dome for Strobe Only with Enclosed - STI-1229-HAZ
Protective dome assembly for STI strobe appliances, rated NEMA 4X for outdoor deployment
- NEMA 4X rating supports outdoor and wet-location strobe deployments.
- Enclosed back box shields rear strobe components from weather and vandalism.
- Compatible with AMSECO SL24W-153075 colored lens kits at 22% optical transmission.
Usually Ships in 2-3 Weeks Free shipping over $499$124.01 $123.99 Save $0.02 -
Save $0.76
Add to Cart The item has been addedSTI Stopper® Dome for Strobe Only - Flush Mount - STI-1225
Clear protective dome designed to shield strobe-only warning appliances from physical damage and environmental exposure
- NEMA 4-rated clear dome shields strobe appliances from rain, dust, and salt spray.
- Flush-mount profile installs flat against surface with no stand-offs for clean fit.
- Includes six #8-32 socket cap screws, washers, and Rawl plugs for complete mounting.
Usually Ships in 2-3 Weeks Free shipping over $499$58.75 $57.99 Save $0.76 -
Save $22.76
Add to Cart The item has been addedSTI Dome Horn/Speaker/Strobe - STI-1215
Protective dome assembly designed to guard horn, speaker, and strobe warning appliances in flush-mount installations
- NEMA 4 rated dome protects flush-mount horns, speakers, and strobes outdoors.
- Compatible with AMSECO SL24W-153075 horn/strobe series and colored lens variants.
- Includes rawl plugs, gaskets, mounting screws, and washers for complete installation.
Usually Ships in 2-3 Weeks Free shipping over $499$58.75 $35.99 Save $22.76 -
Save $25.22
Add to Cart The item has been addedSTI STI-1210D Horn/Strobe Enclosure
NEMA 4X protective cage for horn/strobe devices in high-traffic areas
- Open-back box design allows rear-access wiring and device swaps without cage removal
- NEMA 4X stainless construction resists corrosion, salt spray, and washdown environments
- 24VDC operation integrates directly into standard fire and life safety alarm circuits
Usually Ships in 2-3 Weeks Free shipping over $499$67.21 $41.99 Save $25.22
