Sensors & IoT
Showing Results for Sensors & IoT
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DMP
SKU: 1142-GUARD
DMP 1142-GUARD Under-Desk Hold-Up Transmitter Guard
Concealed under-desk mount for DMP wireless panic-holdup transmitters
- Purpose-built guard ensures mechanical fit with DMP wireless panic-holdup transmitters.
- Under-desk concealed mount prevents tampering and accidental activation in high-traffic areas.
- Ergonomic guard design allows authorized staff rapid two-button activation during incidents.
$22.00 $11.99 Save $10.01 -
DMP
SKU: 1148-G
DMP 1148-G Personal Pendant Wireless Panic Button
Wireless pendant for panic and holdup alerts in commercial facilities
- Wearable panic button transmits wireless emergency alerts without reaching a hardwired device.
- Status LED confirms signal transmission to the receiver, enabling rapid deployment verification.
- Pre-installed non-removable battery eliminates ongoing maintenance; water-resistant for typical indoor use.
$56.00 $48.99 Save $7.01 -
DMP
SKU: 1154
DMP 1154 Wireless Four-Zone Input Module
Four wireless zones for door/window monitoring with HID and NFC support
- Four independent wireless zones accept legacy door/window contacts with no new conduit runs.
- Supports HID and NFC/13.56MHz credentials, reducing reader hardware across distributed sites.
- 12VDC operation allows CR123A battery or PS12-5 supply for flexible permanent or temp installs.
$86.00 $43.99 Save $42.01 -
DMP
SKU: 1158
DMP 1158 Wireless 8-Zone Input Module
Wireless 8-zone input module for retrofit door/window monitoring without cables
- Eight independent 12VDC zone inputs cover doors and windows without new cable runs.
- Wireless connectivity eliminates conduit work in retrofits, leased spaces, and warehouses.
- Integrates with DMP control panel ecosystems to expand zone capacity without panel replacement.
$126.00 $62.99 Save $63.01 -
DMP
SKU: GP-23
DMP GP-23 Hidden Wire Surface Mount Magnetic Contact
Surface mount magnetic contact for DMP door and window monitoring
- Surface mount design eliminates frame drilling, simplifying retrofits and commercial installs.
- 1-inch rated gap tolerance gives installers reliable trigger thresholds on doors and windows.
- Concealed screws and multi-direction wire routing reduce visible footprint and deter tampering.
$6.00 $3.99 Save $2.01 -
DMP
SKU: MET-44WG-18
DMP MET-44WG-18 Overhead Contact
TCP/IP overhead contact for networked door/window detection
- TCP/IP communication eliminates dedicated analog wiring runs to each sensor point.
- Overhead form factor enables ceiling or transom mounting without door-frame hardware.
- Integrates directly with DMP TCP/IP-zone-capable control panels and management systems.
$37.00 $19.99 Save $17.01 -
DMP
SKU: P2S-001
DMP P2S-001 High Security Single Zone Magnetic Sensor
Single zone magnetic sensor for door/window monitoring with HID integration
- Single-zone magnetic detection simplifies per-door/window wiring in multi-zone panels.
- HID credential integration correlates door contact events with cardholder access logs.
- Intrusion/contacts cable category ensures signal compatibility with standard detection circuits.
$628.17 $473.99 Save $154.18 -
DMP
SKU: SM-20WG
DMP SM-20WG 3" Wide Gap Magnetic Reed Contact
3" wide gap magnetic reed contact for networked door monitoring
- 3-inch operating gap handles reinforced steel frames and non-standard door geometries.
- TCP/IP connectivity enables remote event logging across distributed perimeter door networks.
- Supports up to 500 NFC/13.56MHz credentials for multi-zone access control deployments.
$14.00 $7.99 Save $6.01 -
DMP
SKU: STB-10
DMP STB-10 3/8" Recessed Contact
3/8" recessed contact for concealed door and window monitoring
- 3/8" recessed body fits tight door and window frame cavities for flush, hidden install.
- Closed-loop wiring integrates directly with DMP panels and standard intrusion alarm systems.
- Miniature form factor eliminates surface-mount housing, keeping hardware invisible post-install.
$2.99 -
DSC
SKU: PG9939
DSC PG9939 Wireless Temperature Sensor
Wireless temperature sensor for DSC systems, -20°C to 50°C range
- PG9939 wireless temperature sensor, -20C to 50C
- 128-bit AES encryption on CR2032 lithium battery
- Up to 5-year battery life for facility monitoring
$102.20 $46.99 Save $55.21 -
Eaton
SKU: 103005822
Eaton Temperature & Humidity Sensor TH-Module - 103005822
- Temperature and humidity sensor module for environmental monitoring
- Detects thermal runaway and condensation risk in equipment racks
- Integrates with Eaton UPS and PDU management systems
$135.96 $98.99 Save $36.97 -
ELK Products
SKU: ELK-M1ZTSR
ELK Products M1 Zone Temp Sensor With Remote Probe - ELK-M1ZTSR
- Zone temp sensor with remote probe for off-panel placement
- Probe extension lets you sense temperature away from panel housing
- Drops onto ELK M1 zone input for environmental automation
$140.99 -
ELK Products
SKU: ELK-M1ZTS
ELK Products M1 Zone Temperature Sensor M1Zts - ELK-M1ZTS
- Zone temperature sensor adds HVAC monitoring to ELK M1 panels
- Wired zone input integrates temperature data into security logic
- Trigger automation on temperature thresholds at any monitored zone
$84.99 -
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 $15.01 -
GRI
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
$18.99 -
GRI
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
$25.99
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.