Sensors & IoT
Showing Results for Sensors & IoT
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GRI
SKU: 2600
GRI 2600 Water Sensor with Relay
Passive water sensor with relay for 12V/24V alarm systems, no power needed
- Water sensor with built-in N.O. relay - no intermediate switching
- Conductive moisture probe distinguishes water from humidity
- 12V/24V alarm system compatible for direct panel zone wiring
$44.00 $28.99 Save $15.01The item has been added -
Add to Cart The item has been addedGRI
SKU: 4561
GRI 4561 Tilt Sensor
Miniature tilt sensor detects 13.3mm displacement for tamper detection
- Compact 2.0 x 0.75 inch tilt sensor for covert equipment monitoring
- Detects panel, cabinet, or display rotation away from secured position
- 25A switching capacity, 5VA max for direct alarm zone wiring
$18.99The item has been added -
Add to Cart The item has been addedGRI
SKU: 4561R
GRI 4561R Tilt Sensor with Relay
Tilt sensor with relay output for door and window monitoring
- Tilt sensor with integrated N.O./N.C. relay output to panel
- Switches clean contact closure - no software parsing needed
- 5VA max switching capacity for direct alarm zone integration
$25.99The item has been added -
Add to Cart The item has been addedGRI
SKU: DPARM
GRI DPARM Closed Loop Pool Access Alarm
Closed-loop pool perimeter alarm with integrated access control
- Closed-loop pool access alarm with continuous circuit monitoring
- Detects tampering or line cuts immediately - no silent failures
- 9V battery operation - drop-in for residential pool perimeter
$163.99The item has been added -
Add to Cart The item has been addedGRI
SKU: GR3045
GRI GR3045 Panic Switch
Hardwired panic switch with 80A relay capacity for emergency response
- Finger-tip panic switch handles up to 80A direct alarm relay loads
- Deliberate-actuation lever prevents accidental triggering
- Operates 32 to 140 degrees F for unconditioned panic-button placement
$34.92 $24.99 Save $9.93The item has been added -
GRI
SKU: H8800
GRI H8800 Humidity Sensor
Precision RH sensor for HVAC, data centers, and facility monitoring
- Humidity sensor for HVAC, climate control, and facility monitoring
- 10VDC operation drops into standard sensor power buses
- Reliable output for commercial and industrial environment tracking
$239.58 $187.99 Save $51.59The item has been added -
Add to Cart The item has been addedGRI
SKU: PAA
GRI PAA Pool Access Alarm
Standalone pool perimeter alarm with instant visual and audible alert
- Closed-loop pool access alarm tuned for pool perimeter coverage
- Ultralife 9V lithium battery for multi-year unattended operation
- Filters wind, animals, and vegetation movement false alarms
$176.48 $175.99 Save $0.49The item has been added -
Add to Cart The item has been addedGRI
SKU: SG-2
GRI SG-2 ShockTec Vibration Sensor
Ground vibration sensor with 5–500 Hz detection for perimeter breach warning
- ShockTec vibration sensor detects climbing, cutting, and impact
- Standoff warning before intruder reaches the fence or barrier
- 12V DC or battery operation - relay contact closure to panel
$88.06 $62.99 Save $25.07The item has been added -
Add to Cart The item has been addedGRI
SKU: T8800
GRI T8800 Temperature Sensor
Industrial temperature sensor for HVAC control and facility automation
- Industrial temperature sensor for factory floor and server rooms
- 10VDC operation drops into standard environmental monitoring loops
- US-made 1 lb housing for outdoor equipment enclosure deployments
$156.92 $112.99 Save $43.93The item has been added -
GRI
SKU: WVS
GRI WVS Water Valve Shutoff
Automatic water shutoff controller stops floods at the source
- Automatic water valve shutoff triggers on flood or abnormal flow
- 55 mA draw at 12V DC - low alarm panel aux power impact
- Integrated battery backup keeps shutoff active during AC outage
$540.39 $426.99 Save $113.40The item has been added -
Hanwha
SKU: TRTN-PR001
Hanwha TRTN-PR001 Multi-Detection Environmental Sensor
Multi-threat environmental sensor for vaping, THC, aggression detection
- Detects vaping, nicotine, THC, aggression, and emergency keywords in real time
- PoE+ powered, IP65 rated, IK10 vandal resistant for indoor/outdoor mounting
- AWS cloud alerts and Triton Dashboard integration for centralized monitoring
$1,890.00 $1,415.99 Save $474.01The item has been added -
Hanwha
SKU: TRTN-UA001
Hanwha TRTN-UA001 Environmental Sensor
Multi-threat environmental sensor with substance & acoustic detection, PoE+
- Detects vaping, smoke, marijuana, gunshots, screams, and glass breakage in real time
- People counting and loitering analytics with IP66 rating and 10-year warranty
$2,360.00 $1,537.99 Save $822.01The item has been added -
Honeywell
SKU: 4191SN-WH
Honeywell 4191SN-WH Recessed Door Contact Sensor
Recessed wired door contact for commercial perimeter security without batteries
- Hard-wired connection eliminates battery cycles and RF interference for 24/7 uptime.
- Recessed form factor mounts flush into door frames, reducing tamper and damage risk.
- Triggers zone detection automatically on door open, requiring no post-programming intervention.
$64.98 $29.99 Save $34.99The item has been added -
Add to Cart The item has been addedHoneywell
SKU: PROSIXTEMP
Honeywell ProSIX Wireless Temperature Sensor - PROSIXTEMP
- Wireless integration eliminates sensor wiring runs to the ProSIX control panel.
- Monitors ambient temperature alongside intrusion events in a single ProSIX system.
- Suits data centers and climate-sensitive storage where temperature excursions need alerts.
In stock · Ships same business day$43.99The item has been added -
Add to Cart The item has been addedHoneywell
SKU: 5819S
Honeywell Wireless Door/Window Contact with Shock Sensor - 5819S
- Three independent zones (shock, reed switch, external contact) reduce panel input consumption.
- 6–8 ft omni-directional shock coverage detects forced entry without line-of-sight alignment.
- Loop 3 accepts hardwired contacts, bridging legacy glass-break sensors into the 5800 RF chain.
In stock · Ships same business day$73.99The item has been added -
i-PRO
SKU: 101-TX00
i-PRO 101-TX00 M90 Transmitter
- 8MP H.265 encoding cuts bandwidth and storage 40–60% vs H.264 at equal quality.
- PoE+ (802.3at) single-cable install; draws under 13W, no separate PSU needed.
- IK10-rated housing handles pole, corner, or rack mounting in -10°C to +50°C.
$265.00 $250.99 Save $14.01The item has been added
Sensors & IoT
Environmental sensors, I/O controllers, and IoT devices for monitoring temperature, humidity, door state, water detection, and other site conditions. IP-connected sensors integrate with VMS and BMS platforms for automated alerting.
Plan Your Deployment
- Define sensor types needed per monitoring zone
- Confirm IP connectivity and PoE availability at sensor locations
- Evaluate SNMP, MQTT, or API integration with your management platform
Sensors & IoT — Engineering-Grade Network Infrastructure for Commercial Deployments
This category covers 111 working models of sensors & iot sourced manufacturer-direct or through channel-direct US distribution. Build the rest of your system around the architectural choices below — compatibility, environmental rating, and lifecycle decisions made here propagate through every downstream component you specify.
What to Look For
Port count and PoE budget come first. An 8-camera install needs at least 9 ports (cameras + uplink), with PoE budget covering the sum of per-camera PoE class. Account for uplink speed: 1 Gbps uplinks bottleneck under heavy video load on switches with 8+ high-resolution cameras. SFP+ or 10 Gbps uplinks remove that bottleneck on growing sites.
Managed versus unmanaged switches affect troubleshooting and VLAN segmentation. Managed switches (HPE Aruba, Cisco, Netgear ProSAFE M-series) support VLANs, link-aggregation, port mirroring, and SNMP monitoring — essential for any deployment over 16 cameras or with mixed traffic. Unmanaged switches work for small isolated camera networks but limit growth and troubleshooting visibility.
Layer 3 capability (routing, VLAN inter-VLAN routing) becomes important when surveillance, access control, and corporate traffic share the same physical network. Surveillance VLAN isolation is now standard practice — segregate camera traffic from corporate Wi-Fi and guest networks to prevent broadcast storms and lateral attack paths. Confirm the switch supports the VLAN count and ACL complexity you need.
Outdoor/industrial deployments need ruggedized switches. ComNet, Antaira, and Moxa make hardened switches rated for -40°C to +75°C, vibration, and waterproof housings. DIN-rail mounting fits standard outdoor enclosures. Standard data-closet switches in outdoor enclosures fail within 1-2 years from condensation and temperature swings; spec the right environment rating up front.
Key Specs in This Category
| Spec | Available Options |
|---|---|
| Resolution | 2MP, Thermal |
| IP Rating | IP66, IPX5, IP56, IP65 |
| Connectivity | Wired |
| Power | AC/DC, Battery, ON, PoE, 9VDC via alkaline battery @ 40µA (resting) |
| Type | Security Device, Accessory, Motion Sensor, Beam Sensor, Laser Sensor, Vehicle Sensor, Access Point, Switch |
| Durability | Indoor |
Top Brands in This Category
Frequently Asked Questions
What's the difference between managed and unmanaged PoE switches?
Unmanaged switches power-on and forward traffic without configuration — simplest deployment but no VLAN, no monitoring, no troubleshooting visibility. Managed switches add VLANs, link-aggregation, port mirroring, SNMP, and remote-management interfaces. For deployments above 16 cameras or those sharing infrastructure with other systems, managed is the right choice; the per-port cost is modest and the operational benefit is large.
How much PoE budget should I size for?
Sum the PoE-class budget of all PoE-powered devices, then add 20-30% headroom for growth. Eight 802.3at cameras at 30W max each is 240W minimum — but a 130W-budget 8-port PoE+ switch can't deliver that. Confirm both per-port budget and total PoE budget; many entry-level switches advertise PoE+ ports but cap aggregate budget at half the per-port maximum.
Do I need 10 Gbps uplinks?
For installations under 32 cameras with mid-resolution streams, 1 Gbps uplinks suffice. Above that, or when you need fast investigative playback for many simultaneous reviewers, 10 Gbps (SFP+) uplinks remove the choke point. NVRs writing to NAS over the network also benefit. SFP+ has become reasonably affordable on managed switches; opt for it on new installs over 16 cameras.
Can I run VoIP and video on the same switch?
Yes — modern managed switches use VLAN segregation to keep VoIP, video, and data traffic separated even on shared physical ports. Use QoS (Quality of Service) to prioritize VoIP for low latency and assign video its own queue. Avoid mixing untagged traffic types on a single switch port without VLAN configuration; broadcast storms and bandwidth competition cause both voice and video quality issues.
What's the right uplink between buildings on a campus?
Single-mode fiber for runs over 100 m, multi-mode for shorter runs (typically up to 550 m on OM3, 300 m on OM4 at 10 Gbps). Bidirectional SFPs (single fiber instead of pair) save fiber count when the run is already deployed. Avoid copper between buildings — ground-potential differences during lightning strikes destroy switch SFP modules even when surge-protected.
Need help choosing? Talk to a Senior Specialist — direct line 877-277-7147 or request a quote.