Showing Results for Covers & Protection
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Save $0.37
STI STI-9110 Thermostat Protector with Key Lock
Mechanical key-lock thermostat protector for HVAC access control
- Transparent polycarbonate housing allows thermostat readout without unlocking the enclosure.
- Mechanical key lock requires no electronics or batteries, simplifying retrofit onto existing installs.
- Pre-drilled frame supports both flush and surface-mount configurations on standard wall-box footprints.
Usually Ships in 2-3 Weeks Free shipping over $499$41.36 $40.99 Save $0.37 -
Save $0.99
STI STI-9601 Steel Web Stopper Low Profile Flush Mount
Protective steel web stopper designed to shield smoke detectors from vandalism, accidental impact, and misuse in high-traffic or institutional
- Low-profile flush-mount steel web stopper shields smoke detectors
- Patented web design absorbs impact in high-traffic and institutional sites
- Drops onto standard smoke detector ceiling mount cutouts
Usually Ships in 2-3 Weeks Free shipping over $499$46.98 $45.99 Save $0.99 -
Save $0.26
STI STI-9601-SS Steel Web Stopper Low Profile Flush Mount Controller
Stainless steel flush-mount controller shields smoke detectors from tampering
- Stainless steel enclosure resists corrosion in humid, chemical, or coastal environments.
- Flush-mount, low-profile design fits existing detector holes with no rewiring required.
- Patented cage blocks direct detector access, deterring tampering without tools to remove.
Usually Ships in 2-3 Weeks Free shipping over $499$82.25 $81.99 Save $0.26 -
Save $0.47
STI STI-9602 Steel Web Stopper Low Profile Surface Mount
Surface-mounted steel web stopper designed to protect smoke detectors and access control hardware from vandalism, accidental impact, and abuse in
- Low-profile surface-mount steel web stopper shields smoke detectors
- Protects against vandalism, accidental impact, and tampering
- Drops onto standard smoke detector ceiling mount geometries
Usually Ships in 2-3 Weeks Free shipping over $499$55.46 $54.99 Save $0.47 -
Save $0.99
STI STI-9604 Steel Web Stopper for Mini Smoke Detectors
Patented steel web lock for mini smoke detectors in institutional settings
- Patented hardened steel web prevents pull-removal or obstruction of mini smoke detectors.
- Supports wall, ceiling, and rack mount positions to match existing detector installations.
- Authorized personnel retain full service access without specialized tools or repositioning.
Usually Ships in 2-3 Weeks Free shipping over $499$46.98 $45.99 Save $0.99 -
Save $0.99
STI STI-9609 Steel Web Stopper High Profile Flush Mount
Steel flush mount strike for severe-abuse door security in commercial settings
- 9-gauge steel octagonal web design withstands severe impact and vandalism.
- Flush mount high-profile strike installs without system-level modifications.
- Rated −40°F to 212°F, supporting controlled-access use across institutional environments.
Usually Ships in 2-3 Weeks Free shipping over $499$46.98 $45.99 Save $0.99 -
Save $0.64
STI STI-9610 Steel Web Stopper High Profile Surface Mount
Steel web stopper strike protector for high-abuse environments, surface mount
- Patented steel web stopper absorbs impact, protecting lock strikes in high-abuse zones.
- Surface mounts to wall, ceiling, or rack—no cutouts or frame modifications required.
- Compatible with standard commercial strike and lock hardware; no proprietary adapters needed.
Usually Ships in 2-3 Weeks Free shipping over $499$51.63 $50.99 Save $0.64 -
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STI STI-9614 Beacon & Sounder Damage Stopper
Gauge-9 steel wire cage designed to shield beacon and sounder units from vandalism and accidental impact damage in controlled indoor environments
- Gauge-9 steel wire cage shields beacon/sounder units from impact and tampering.
- Compatible with STI-9664, STI-9615, STI-9665, and STI-9617 product families.
- Ships with all fasteners included; installs with a screwdriver, no modifications needed.
Usually Ships in 2-3 Weeks Free shipping over $499$46.98 $45.99 Save $0.99 -
Save $0.99
STI STI-9615 Beacon & Sounder Damage Stopper
Protective wire guard designed to shield STI beacon and sounder units from vandalism, accidental impact, and operational wear in indoor access
- 9-gauge steel wire construction resists vandalism and accidental impact at high-traffic sites.
- Polyester-resistant coating protects the guard against corrosion and surface wear over time.
- Mounts with supplied screws and anchors—no special tools required for quick indoor deployment.
Usually Ships in 2-3 Weeks Free shipping over $499$46.98 $45.99 Save $0.99 -
Save $0.99
STI STI-9617 Beacon & Sounder Damage Stopper Strike
Protective wire cage guard designed to shield beacon and sounder units from vandalism, accidental impact, and environmental damage in controlled
- 9-gauge polyester-coated steel cage shields beacon/sounder units from impact and abuse.
- Compatible with STI-9614, STI-9615, STI-9664, and STI-9665 beacon and sounder families.
- Ships with mounting screws and anchors for fast wall-mount install in controlled indoor environments.
Usually Ships in 2-3 Weeks Free shipping over $499$46.98 $45.99 Save $0.99 -
Save $0.96
STI STI-9618 Motion Detector Damage Stopper Corner Mount
Corner mount damage stopper for STI motion detectors in high-traffic areas
- 9-gauge steel wire with polyester coating resists corrosion and physical impact.
- Corner-mount design installs tool-free without modifying the protected detector.
- Cage removes easily for detector maintenance without full disassembly or downtime.
Usually Ships in 2-3 Weeks Free shipping over $499$32.95 $31.99 Save $0.96 -
Save $0.40
STI STI-9619 Motion Detector Damage Stopper Corner Mount
Corner mount impact protection for motion detectors in high-traffic areas
- Gauge 9 steel wire cage shields corner-mounted PIR detectors from impact and vandalism.
- Polyester-resistant coating prevents corrosion in demanding indoor environments.
- Tool-free cage removal allows fast detector maintenance without wiring changes.
Usually Ships in 2-3 Weeks Free shipping over $499$52.39 $51.99 Save $0.40 -
Save $0.35
STI STI-9620 Motion Detector Damage Stopper
Electronic strike assembly for access control door systems
- Gauge 9 steel wire with polyester coating resists corrosion in high-traffic areas.
- Corner-mount design installs tool-free, reducing service time in accessible locations.
- Wire frame absorbs impact without degrading PIR detector range or sensitivity.
Usually Ships in 2-3 Weeks Free shipping over $499$34.34 $33.99 Save $0.35 -
Save $0.80
STI STI-9621 Motion Detector Damage Stopper Strike
Motion-integrated damage stopper strike for high-impact access control
- Integrated motion detection eliminates a separate sensor, cutting wiring runs and labor.
- Damage stopper strike geometry shields door frame hardware in high-impact environments.
- Wall and corner mount options support flexible deployment in retrofit or new installations.
Usually Ships in 2-3 Weeks Free shipping over $499$50.79 $49.99 Save $0.80 -
Save $0.53
STI STI-9622 Motion Detector Damage Stopper
Motion detector strike for forced-entry protection on access doors
- Gauge-9 steel wire cage shields PIR detectors from impact without masking the lens.
- Corrosion-resistant polyester coating suits indoor industrial and light-duty environments.
- Tool-free removal keeps routine detector maintenance fast with no permanent alterations.
Usually Ships in 2-3 Weeks Free shipping over $499$49.52 $48.99 Save $0.53 -
Save $0.96
STI STI-9623 Beam Smoke Damage Stopper Controller
Beam smoke detection controller with 940nm IR and dual fire/smoke analytics
- Uses 940nm invisible IR for covert beam smoke detection without visible light interference.
- Dual analytics engine handles both smoke and fire detection signals from a single controller.
- Supports wall and rack mounting with included H19020 clamps and #10 × 1.5-inch screws.
Usually Ships in 2-3 Weeks Free shipping over $499$50.95 $49.99 Save $0.96 -
Save $0.69
STI STI-9635 Clock/Bell Damage Stopper 14.25" Protective Cover
14.25-inch wire protective cage designed to shield standard institutional clocks and bell assemblies from accidental damage and deliberate tampering
- Shields clocks and bell assemblies up to 12" diameter and 3.65" depth from impact and tampering.
- Mounts over existing fixtures using four stainless-steel clamps and lag bolts—no device modification needed.
- Suited for high-traffic venues: schools, correctional facilities, transit stations, and public buildings.
Usually Ships in 2-3 Weeks Free shipping over $499$69.68 $68.99 Save $0.69 -
Save $0.71
STI STI-9636 Clock/Bell Damage Stopper Protective Guard
Impact-resistant guard shields STI clocks and bells from damage
- 18-inch wire cage protects clocks and bells from impact and tampering
- Built for schools, commercial, and institutional high-traffic zones
- Custom-cage variant available - non-returnable, sized per project
Usually Ships in 2-3 Weeks Free shipping over $499$77.70 $76.99 Save $0.71 -
Save $0.83
STI STI-9637 Clock/Bell Damage Stopper 26.75" Diameter
26.75-inch-diameter wire guard enclosure that protects wall-mounted clocks and bells from accidental or intentional impact damage in institutional
- Stainless steel wire guard shields clocks and bells up to 24" diameter from impact.
- Mounts to wall with four fasteners, positioning cage 1.85" clear of the protected device.
- Fits assemblies up to 26.75" wide and 3.65" deep, covering standard institutional units.
Usually Ships in 2-3 Weeks Free shipping over $499$102.82 $101.99 Save $0.83 -
Save $0.19
STI STI-9640 Exit Sign Damage Stopper Lock
Protective steel cage designed to shield exit sign fixtures from intentional vandalism and accidental impact damage in commercial and institutional
- Gauge 9 welded steel wire cage shields exit signs from vandalism and impact.
- Polyester coating provides corrosion resistance in high-traffic corridors and stairwells.
- Quick-release design allows bulb replacement without full cage disassembly.
Usually Ships in 2-3 Weeks Free shipping over $499$64.18 $63.99 Save $0.19 -
Save $0.36
STI STI-9641 Emergency Light Damage Stopper
Steel-frame protective cage designed to shield emergency light fixtures from accidental impact and collision damage in access-controlled environments
- Steel-frame cage shields ceiling-mounted emergency lights from impact damage.
- Fits standard recessed and surface-mount housings; cage spans 16.57×16.25×14.47 in.
- Installs with six included #10 anchors into 1/4-in. ceiling holes; no electrical modification needed.
Usually Ships in 2-3 Weeks Free shipping over $499$89.35 $88.99 Save $0.36 -
Save $0.87
STI STI-9644 Emergency Light Damage Stopper
Door frame–integrated protection for emergency lighting fixtures
- Wire cage mounts to wall or ceiling via six 1/4-inch anchors for secure fixture protection.
- Ships with six #10 plastic anchors and 1.5-inch pan-head screws for a self-contained install.
- Supports NFPA 101 and IBC compliance by keeping emergency lighting functional and impact-resistant.
Usually Ships in 2-3 Weeks Free shipping over $499$102.86 $101.99 Save $0.87 -
Save $0.87
STI STI-9645 Emergency Light Damage Stopper
Wire cage designed to protect emergency lighting fixtures from physical damage in high-traffic security environments
- Wire cage shields emergency light heads and sensors from impact in high-traffic areas.
- Mounts to walls or ceilings via six 1/4-inch anchor points on drywall or concrete.
- All hardware included — six anchors and six 1-1/2-in screws; only a drill required.
Usually Ships in 2-3 Weeks Free shipping over $499$102.86 $101.99 Save $0.87 -
Save $0.81
STI STI-9649 Emergency Light Damage Stopper
Protective cage designed to shield emergency lighting fixtures from accidental impact and damage in commercial and institutional environments
- Protective cage shields emergency light fixtures from impact in high-traffic areas.
- Mounts via six anchor points using included #10 anchors and 1.5-inch Phillips screws.
- Sized for standard surface-mount emergency lights in commercial and institutional installs.
Usually Ships in 2-3 Weeks Free shipping over $499$143.80 $142.99 Save $0.81 -
Save $0.03
STI STI-9664 Beacon & Sounder Damage Stopper
Wire guard cage designed to shield beacons and sounders from vandalism and accidental impact damage in controlled indoor environments
- 9-gauge steel wire cage shields beacons and sounders from vandalism and impact.
- Polyester corrosion-resistant coating ensures durability in controlled indoor use.
- Mounts to wall or ceiling with included fasteners — no wiring changes required.
Usually Ships in 2-3 Weeks Free shipping over $499$33.02 $32.99 Save $0.03 -
Save $0.03
STI STI-9665 Beacon & Sounder Damage Stopper
Protective wire cage designed to shield beacon and sounder units from vandalism, impact damage, and accidental contact
- 9-gauge polyester-coated steel cage shields sounders from impact and vandalism.
- Preserves full audio and visual output of protected beacon or sounder units.
- Includes mounting screws and anchors; installs with a standard screwdriver only.
Usually Ships in 2-3 Weeks Free shipping over $499$33.02 $32.99 Save $0.03 -
Save $0.99
STI STI-9701 Wire Guard Damage Stopper Protector
Patented wire guard designed to protect smoke detectors from vandalism, accidental impact, and misuse in controlled environments
- 9-gauge steel web-lined cage shields smoke detectors from abuse
- Patented design for institutional, school, and detention environments
- Hinged fasteners let crews service detectors without removing cage
Usually Ships in 2-3 Weeks Free shipping over $499$46.98 $45.99 Save $0.99 -
Save $0.53
STI STI-9703 Light Damage Stopper® Door Strike
Light Damage Stopper® door strike designed to integrate into commercial access control systems where tamper resistance and reliable door security
- Operates on 12V or 24V DC, fitting directly into standard access control circuits.
- Fits door frames from 1-3/8" to 2-1/4", covering most commercial single-door deployments.
- Six-anchor mount installs with a standard 1/4" drill bit; hardware included.
Usually Ships in 2-3 Weeks Free shipping over $499$49.52 $48.99 Save $0.53 -
Save $0.18
STI STI-9706 Beam Smoke Damage Stopper Flush Mount Controller
Flush mount controller for STI beam smoke detection systems
- Fits standard electrical boxes via flush mount using four H19020 clamps and #10 screws.
- Compatible with STI and System Sensor beam units for multi-zone smoke detection layouts.
- Center cutout measures 5.50" × 4.00"; overall unit is 9.62" × 10.32" for planning.
Usually Ships in 2-3 Weeks Free shipping over $499$74.17 $73.99 Save $0.18 -
Save $0.91
STI STI-9707 Beam Smoke Damage Stopper Surface Mount Controller
Surface mount controller for beam smoke detection and fire safety
- Mounts to surface conduit at any of 12 standard anchor locations—no conduit rerouting.
- Secures with four H19020 clamps and four #10×1.5" screws included in the package.
- Guards System Sensor beam transmitters and reflective mirrors from impact damage.
Usually Ships in 2-3 Weeks Free shipping over $499$76.90 $75.99 Save $0.91 -
Save $0.62
STI STI-9712 Steel Web Stopper for Photoelectric Smoke Detector
Patented steel web stopper shields photoelectric smoke detectors from tampering
- Patented steel web lock physically blocks detector removal and lens obstruction.
- Smoke entry and airflow remain unobstructed, preserving full detection sensitivity.
- Mounts to wall or ceiling at 4.62"×5.37"×3" with standard fasteners included.
Usually Ships in 2-3 Weeks Free shipping over $499$55.61 $54.99 Save $0.62 -
Save $0.63
STI STI-9713 Steel Web Stopper for Photoelectric Smoke Detector
Steel web protector for photoelectric smoke detectors in high-abuse areas
- 9-gauge steel web construction resists intentional damage in high-abuse environments.
- Rated -40° to 212°F with LLDPE coating; 304 SS variant supports washdown areas.
- Tool-free removal preserves routine detector maintenance without special procedures.
Usually Ships in 2-3 Weeks Free shipping over $499$47.62 $46.99 Save $0.63 -
Save $0.45
STI STI-9729 Wire Guard Damage Stopper
Protective wire guard designed to shield lock and strike hardware from accidental or intentional damage during installation and in-service operation
- Hard-drawn 9-gauge steel construction resists impact damage to lock and strike hardware.
- Fits standard mortise and cylindrical locks for retrofit or new commercial installations.
- Powder-coated in sky white; mounts with four 1/4-inch holes drilled 1.5 inches deep.
Usually Ships in 2-3 Weeks Free shipping over $499$91.44 $90.99 Save $0.45 -
Save $0.81
STI STI-9730 Wire Guard Damage Stopper
16.57 × 12.41 inch (421 × 315 mm) protective cage designed to shield lock and strike assemblies from accidental contact, tool damage, or intentional
- 421 × 315 mm cage shields lock and strike assemblies from physical damage.
- Six-point anchor fixation delivers rigid, tamper-resistant mounting on solid surfaces.
- Universal fit supports electric strikes and magnetic locks without wiring modification.
Usually Ships in 2-3 Weeks Free shipping over $499$141.80 $140.99 Save $0.81 -
Save $0.81
STI STI-9730-BK Wire Guard Damage Stopper Black
Cable protection guard designed to shield wiring from accidental cuts, abrasions, and mechanical stress during security system installations
- Shields access control, bell wire, and sensor cables from cuts and crush damage.
- Mounts via 6 anchor points using included #10 × 1-1/2" Phillips pan-head screws.
- Fits conduit and bundled runs in walkways, mechanical rooms, and construction zones.
Usually Ships in 2-3 Weeks Free shipping over $499$141.80 $140.99 Save $0.81 -
Save $0.74
STI STI-9731 Wire Guard Damage Stopper
Protective wire cage built from 9-gauge hard-drawn steel (0.148 inch diameter) with polyester powder coating in sky white
- 9-gauge hard-drawn steel cage shields lock cylinders and strikes from impact damage.
- Powder-coated sky white finish resists corrosion in high-traffic door environments.
- Mounts over any mortise or cylindrical lock with four anchor points; no power needed.
Usually Ships in 2-3 Weeks Free shipping over $499$116.73 $115.99 Save $0.74










