System Sensor products
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Add to Cart The item has been addedSystem Sensor SSM24-6 6-Inch 24VDC Signal Bell
6-inch 24VDC signal bell with TCP/IP for networked alarm systems
- Operates at 24VDC, fitting standard low-voltage security and fire alarm architectures.
- TCP/IP communication enables remote monitoring and control in networked alarm deployments.
- Rated for –31°F to 140°F operation with a 3-year warranty for demanding installations.
Usually Ships in 2-3 Weeks Free shipping over $499$91.67 $61.99 Save $29.68 -
Save $46.12
Add to Cart The item has been addedSystem Sensor SSM24-10 10-Inch 24VDC Signal Bell
10-inch 24VDC signal bell for networked fire and security systems
- Operates on 24VDC, integrating directly with conventional fire alarm notification circuits.
- 10-inch bell form factor delivers audible coverage across corridors, offices, and warehouses.
- Rated for –31°F to 140°F operation, supporting indoor and temperature-variable environments.
Usually Ships in 2-3 Weeks Free shipping over $499$131.11 $84.99 Save $46.12 -
Save $0.01
Add to Cart The item has been addedSystem Sensor SRK-R Wall-Mount Strobe Notification Device
Red wall-mount strobe with TCP/IP integration for visual fire alerts
- Field-selectable candela (15–185 cd) right-sizes visibility without extra SKUs.
- Onboard shorting spring on mounting plate confirms wiring continuity before installation.
- Rated for –40°F to 151°F operation; suits industrial and outdoor-adjacent deployments.
Usually Ships in 2-3 Weeks Free shipping over $499$103.00 $102.99 Save $0.01 -
Save $105.01
Add to Cart The item has been addedSystem Sensor SPSCWHK-P Speaker Strobe Outdoor
Wall-mount speaker strobe, 12VDC, TCP/IP network, indoor/outdoor
- Auto-selects 12VDC or 24VDC input, simplifying loop wiring across mixed-voltage panels.
- IP56-rated housing operates from –40°F to 151°F for reliable indoor and outdoor deployment.
- 11 field-selectable strobe levels (15–185 cd) let you tune brightness without swapping hardware.
Usually Ships in 2-3 Weeks Free shipping over $499$252.00 $146.99 Save $105.01 -
Save $0.01
Add to Cart The item has been addedSystem Sensor SPSCWHK Wall-Mount Speaker Strobe
Wall-mount speaker strobe with TCP/IP networking for fire alarm systems
- Auto-detects 12VDC or 24VDC input, eliminating manual jumpers on mixed-voltage systems.
- Field-selectable candela (15–185 cd) lets you match strobe output to code requirements on-site.
- Rated IP56 and –40°F to 151°F, supporting deployment in harsh or outdoor-adjacent environments.
Usually Ships in 2-3 Weeks Free shipping over $499$223.00 $222.99 Save $0.01 -
Save $0.21
Add to Cart The item has been addedSystem Sensor SPCWK-R Wall-Mount Speaker White Device Only
TCP/IP wall-mount speaker for IP fire alarm and emergency systems
- Auto-selects 12VDC or 24VDC at power-up, eliminating manual jumper configuration.
- Plug-in architecture mounts to standard back boxes, reducing installation labor and fault risk.
- Onboard shorting spring enables wiring continuity verification before device installation.
Usually Ships in 2-3 Weeks Free shipping over $499$103.20 $102.99 Save $0.21 -
Save $0.21
Add to Cart The item has been addedSystem Sensor SPCWK Wall-Mount Speaker White
TCP/IP wall speaker for fire alarm & security systems
- Delivers 88+ dBA audible output on a supervised 12VDC notification loop.
- Universal mounting plate with shorting spring confirms wiring continuity before install.
- Rated for –40°F to 151°F operation, suitable for demanding commercial environments.
Usually Ships in 2-3 Weeks Free shipping over $499$145.20 $144.99 Save $0.21 -
Save $65.01
Add to Cart The item has been addedSystem Sensor SCWHK Strobe White
Ceiling strobe for fire alarm systems with high candela output and TCP/IP
- Field-selectable candela (15–185 cd) lets you match output to coverage zone requirements.
- Operates at 12VDC regulated or FWR across –40°F to 151°F for harsh environment installs.
- Universal mounting plate fits standard ceiling back boxes, eliminating custom fabrication costs.
Usually Ships in 2-3 Weeks Free shipping over $499$147.00 $81.99 Save $65.01 -
Save $44.37
Add to Cart The item has been addedSystem Sensor RTS151KEY Remote Test Station with Key
TCP/IP remote test station with keyed access for networked fire alarms
- TCP/IP interface enables remote test initiation from any authorized network workstation.
- 29VDC operating voltage integrates directly into standard fire alarm control loops.
- Keyed access restricts test functions to authorized personnel, preventing false alarms.
Usually Ships in 2-3 Weeks Free shipping over $499$135.36 $90.99 Save $44.37 -
Save $28.66
Add to Cart The item has been addedSystem Sensor RTS151 Remote Test Station
Remote fire alarm test station with TCP/IP for networked facilities
- TCP/IP connectivity enables remote testing and diagnostics from any authorized network terminal.
- 29VDC operation integrates directly with standard fire alarm power supplies—no auxiliary UPS needed.
- At 2.5 lbs and 2.5" deep, mounts in cabinets, wall panels, or rack nodes without dedicated space.
Usually Ships in 2-3 Weeks Free shipping over $499$91.65 $62.99 Save $28.66 -
Save $0.59
Add to Cart The item has been addedSystem Sensor RFP Retrofit Plate for SpectrAlert Advance Red
TCP/IP retrofit plate for SpectrAlert Advance Red legacy upgrades
- Mounts to wall or ceiling, supporting both indoor and outdoor SpectrAlert Advance units.
- Operates at 35VDC, enabling direct integration with existing hardwired notification circuits.
- Compatible with the full SpectrAlert Advance line: horns, strobes, horn strobes, and chimes.
Usually Ships in 2-3 Weeks Free shipping over $499$131.58 $130.99 Save $0.59 -
Save $12.58
Add to Cart The item has been addedSystem Sensor RA100Z Remote Annunciator for Duct Detectors
TCP/IP remote annunciator for System Sensor duct detection systems
- TCP/IP connectivity eliminates dedicated alarm wiring runs to remote monitoring stations.
- Runs on 29VDC, drawing directly from existing panel auxiliary outputs—no converter needed.
- Compact 14.38×5×2.5 in. body supports wall, ceiling, or rack mounting in tight spaces.
Usually Ships in 2-3 Weeks Free shipping over $499$41.57 $28.99 Save $12.58 -
Save $54.45
Add to Cart The item has been addedSystem Sensor R-24T 4-Gang DPDT Relay with Tamper
4-gang DPDT relay module with tamper protection for door and access control
- Four independent DPDT gangs switch 10A at 125/250 VAC for door strikes and locks.
- Runs on 24 VDC panel supply, integrating directly with standard security control rails.
- Integrated tamper detection flags unauthorized module access for system integrity audits.
Usually Ships in 2-3 Weeks Free shipping over $499$161.44 $106.99 Save $54.45 -
Save $76.76
Add to Cart The item has been addedSystem Sensor R-24E 4-Gang DPDT Relay with EOL
4-Gang DPDT relay module with TCP/IP and EOL supervision for fire alarm control
- Four independent DPDT gangs switch up to 10A @ 125/250VAC per gang for load flexibility.
- EOL supervision continuously detects open or short circuits, satisfying life-safety code requirements.
- Operates at 35VDC input across –40°F to 158°F, suiting harsh industrial and fire alarm environments.
Usually Ships in 2-3 Weeks Free shipping over $499$222.75 $145.99 Save $76.76 -
Save $17.96
Add to Cart The item has been addedSystem Sensor R-20T Single DPDT Relay with Tamper
Single DPDT relay with integrated tamper detection and TCP/IP networking
- DPDT switching handles two independent circuits simultaneously from a single relay module.
- TCP/IP communication enables network-based remote monitoring and control of relay state.
- Integrated tamper detection alerts immediately to unauthorized physical access to the device.
Usually Ships in 2-3 Weeks Free shipping over $499$52.95 $34.99 Save $17.96 -
Save $0.09
Add to Cart The item has been addedSystem Sensor R-14T 4-Gang SPDT Relay Module with Tamper
4-gang SPDT relay module with tamper monitoring for addressable fire loops
- Four independently addressable SPDT relays distribute switching across zones on one loop.
- Operates at 24 VDC across –40°F to 158°F, supporting harsh commercial and industrial sites.
- Integrated tamper monitoring alerts the control panel to enclosure access or removal attempts.
Usually Ships in 2-3 Weeks Free shipping over $499$126.08 $125.99 Save $0.09 -
Save $0.85
Add to Cart The item has been addedSystem Sensor R-14E 4-Gang SPDT Relay Module with EOL
4-gang SPDT relay module with EOL supervision for access control
- Each of 4 independent SPDT gangs switches up to 10 A at 125/250 VAC.
- EOL supervision on every gang catches open-circuit faults before silent failures occur.
- Operates at 35VDC across –40°F to 158°F, suited for distributed alarm architectures.
Usually Ships in 2-3 Weeks Free shipping over $499$191.84 $190.99 Save $0.85 -
Save $0.04
Add to Cart The item has been addedSystem Sensor R-10T Single SPDT Relay Module with Tamper
Single SPDT relay module with tamper detection for networked fire systems
- Switches loads up to 10 A at 125/250 VAC for door strikes and notification devices.
- Rated 35VDC with SPDT contacts (NO/NC/COM) for flexible wiring in fire alarm panels.
- Integrated tamper detection alerts operators to unauthorized module removal or access.
Usually Ships in 2-3 Weeks Free shipping over $499$41.03 $40.99 Save $0.04 -
Save $70.01
Add to Cart The item has been addedSystem Sensor PC2WHK Horn Strobe - 2-Wire
Ceiling 2-wire horn strobe, 12VDC, white, audible + visual alerts
- 2-wire ceiling design reduces back-box wiring complexity on standard commercial panels.
- 88+ dBA horn output meets UL reverberant room requirements for office and retail spaces.
- IP56-rated enclosure handles –40°F to 151°F, suitable for harsh industrial deployments.
Usually Ships in 2-3 Weeks Free shipping over $499$172.00 $101.99 Save $70.01 -
Save $0.66
Add to Cart The item has been addedSystem Sensor P4W Wall-Mount Horn Strobe White 4-Wire
4-wire wall-mount horn strobe in white for fire alarm systems
- Auto-selects 12VDC or 24VDC, simplifying multi-voltage panel integration.
- 4-wire architecture reduces circuit complexity and back-box footprint in retrofits.
- Integrated shorting spring tests wiring continuity before device install, preventing ground faults.
Usually Ships in 2-3 Weeks Free shipping over $499$10.65 $9.99 Save $0.66
