IoT Sensors & Environmental Monitoring for IP Networks

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

Showing Results for Sensors & IoT

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Ubiquiti

SKU: USL-GATEWAY

Ubiquiti USL-GATEWAY Router/Gateway

PoE-powered UniFi sensor gateway for distributed network deployments
Special Order · Usually Ships in 2-3 Weeks

$185.33 $131.99 Save $53.34

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Axis

SKU: 03202-001

Axis D6310 Indoor Air Quality Sensor - 03202-001

Indoor air quality sensor with smoking/vaping detection and real-time alerts
- Monitors PM, VOC, NOx, CO₂, temperature, humidity with IP network integration
- Detects smoking and vaping activity for policy enforcement without video surveillance
- PoE+ powered standalone sensor with two-way communication and visual alerts
In stock · Usually Ships Same Business Day

$999.00 $998.99 Save $0.01

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DMP

SKU: 1108

DMP 1108 Doorbell Module

Multi-door intercom module supporting up to 8 doors with wireless and wired
Special Order · Usually Ships in 2-3 Weeks

$53.00 $30.99 Save $22.01

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DMP

SKU: 1112

DMP 1112 Water and Temperature Detector

Wireless water and temperature detector for mechanical rooms and data centers
Special Order · Usually Ships in 2-3 Weeks

$88.00 $0.99 Save $87.01

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DMP

SKU: 1132

DMP 1132 Wireless Recessed Door Contact

Wireless recessed door contact for flush-mount zone monitoring
In stock · Usually Ships Same Business Day

$84.00 $46.99 Save $37.01

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DMP

SKU: 1136

DMP 1136 Wireless Remote Chime

Wireless chime for access control with audio-visual alerts, no hardwired sounder lines
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$84.00 $46.99 Save $37.01

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DMP

SKU: 1139

DMP 1139 Wireless Bill Trap

Wireless bill trap for panic-holdup systems without hardwired installation
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$197.00 $107.99 Save $89.01

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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
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$22.00 $12.99 Save $9.01

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DMP

SKU: 1148-G

DMP 1148-G Personal Pendant Wireless Panic Button

Wireless pendant for panic and holdup alerts in commercial facilities
Special Order · Usually Ships in 2-3 Weeks

$56.00 $32.99 Save $23.01

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DMP

SKU: 1154

DMP 1154 Wireless Four-Zone Input Module

Four wireless zones for door/window monitoring with HID and NFC support
Special Order · Usually Ships in 2-3 Weeks

$86.00 $48.99 Save $37.01

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DMP

SKU: 1158

DMP 1158 Wireless 8-Zone Input Module

Wireless 8-zone input module for retrofit door/window monitoring without cables
In stock · Usually Ships Same Business Day

$126.00 $1.99 Save $124.01

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DMP

SKU: 2W-BLX

DMP 2W-BLX System Sensor Smoke Detector
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$141.00 $72.99 Save $68.01

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DMP

SKU: 2WT-BLX

DMP 2WT-BLX System Sensor Smoke Detector

Wireless smoke detection for DMP systems without hardwiring
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$152.00 $87.99 Save $64.01

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DMP

SKU: AP2-20N

DMP AP2-20N Curtain PIR Motion Detector

Curtain PIR motion detector for doorways, windows, and perimeter zones
Special Order · Usually Ships in 2-3 Weeks

$82.00 $71.99 Save $10.01

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DMP

SKU: CX-702

DMP CX-702 PIR Motion Detector 70' x 70' Coverage

70' x 70' PIR motion detector for wired intrusion systems
In stock · Usually Ships Same Business Day

$111.00 $103.99 Save $7.01

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DMP

SKU: GP-23

DMP GP-23 Hidden Wire Surface Mount Magnetic Contact

Surface mount magnetic contact for DMP door and window monitoring
Special Order · Usually Ships in 2-3 Weeks

$6.00 $3.99 Save $2.01

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What to Look For When Buying

The decisions that matter most before you spec.

Power & Network Integration

Most IP sensors run on PoE or 12VDC; verify your switch and PoE capacity before deployment. Learn how PoE budget planning prevents mid-project power shortfalls when adding dozens of sensors.

VMS & BMS Compatibility

Ensure your video management or building-automation platform supports ONVIF, MQTT, or REST APIs for the sensor brands you choose. Mismatched protocols cause missed alerts and manual workarounds.

Sensor Placement & Environmental Rating

IP67 outdoor sensors cost more but survive freezing, salt spray, and direct water spray; IP54 indoor sensors suffice for climate-controlled rooms. System failures during critical events often trace to environmental sensors placed in unrated conditions.

Redundancy & Failover Design

Deploy critical sensors (water detection, door state) with redundant channels or mesh-network backups so a single network drop doesn't blind your monitoring. Especially critical in multi-story or multi-zone facilities.

Brand Ecosystem & Support

Leading vendors like Axis, Optex, and Ubiquiti offer deep VMS partnerships and field-proven integration libraries. Choose brands with active support in your target vertical (retail, healthcare, education).

Firmware & Configuration Management

Plan for initial sensor discovery, IP assignment, and alert-rule configuration. Multi-location deployments benefit from centralized configuration templates and automated provisioning to avoid configuration drift.

Technology Stack

The specs and acronyms that actually affect sensors & iot performance.

ONVIF Compliance

Open Network Video Interface Forum standard ensures sensors from different makers talk to the same VMS without custom drivers. Not all budget IoT devices are ONVIF-certified; verify before bulk purchase.

PoE (Power over Ethernet)

Delivers power and data on one Cat5e/6 cable, simplifying wiring and reducing infrastructure cost. Standard PoE (15.4W) suits most sensors; PoE+ (30W) needed for powered relay outputs and wireless repeaters.

IP Rating (IP54, IP67, IP68)

IP54 = dust and splash-resistant (indoor); IP67 = dust-tight and submersible to 1m; IP68 = designed for continuous submersion. Mismatch causes corrosion and false alarms.

MQTT & REST API

Machine-to-machine publish-subscribe protocols that decouple sensors from specific VMS platforms. Essential for hybrid environments mixing surveillance, HVAC, and building automation.

Wireless Mesh & LoRaWAN

Self-healing mesh networks (Zigbee, Z-Wave, Thread) and long-range LoRaWAN reduce cabling but add latency and complexity. Evaluate range, interference, and battery life before wide deployment.

Trigger & Alert Actions

Sensors generate events (door open, water detected, temp threshold) that can relay to cameras (start recording), buzzers, email, or third-party APIs. Verify event-logic support in your VMS before project kickoff.

Typical Deployment Scenarios

Multi-Floor Office Building (8 floors, 40+ zones)

Deploy Optex door-contact sensors on each zone entry, Axis temperature sensors in server/IT rooms, and water-detection nodes in basement and mechanical closets. Connect via managed PoE switches and bridge to building automation via ONVIF gateway. Estimated sensor count: 50–80 devices.

Retail Chain – 5 Locations, Remote Monitoring

Each store gets door-contact sensors on emergency exits, dressing rooms, and back-of-house; environmental sensors in stockrooms and coolers. Centralize all feeds via Ubiquiti mesh wireless or leased-line tunnel to HQ VMS. Enables chain-wide compliance reporting and instant regional alerts.

Warehouse with Temperature-Controlled Zones

Mount humidity and temperature sensors in cold storage (IP67), dry goods, and receiving areas. Link to BMS and camera system so temperature drift triggers preservation alerts and footage review. Add redundant power supplies to I/O controller for 99.9% uptime.

School Campus – Access Control + Environmental

Install door-contact sensors on all building entries and emergency exits, occupancy sensors in cafeteria and gymnasium, water-leak nodes in basement. Integrate with access-control system and school surveillance design to auto-lock doors and log after-hours entry attempts.

Frequently Asked Questions

Can I mix sensor brands on the same VMS?

Yes, if they all support ONVIF, MQTT, or REST APIs. However, integrators report smoother deployments and faster troubleshooting when 80%+ of sensors share a common protocol and brand ecosystem. Test interoperability with your VMS vendor before committing to a mixed-brand architecture.

How many sensors can a single PoE switch support?

Depends on switch wattage and per-port power budget. A 250W PoE+ switch typically handles 15–20 full-power devices; lean sensors (door contacts, simple thermal) can pack 40+ per switch. Calculate total watts needed, then add 30% headroom for future expansion. See PoE budget planning for detailed math.

What's the difference between MQTT and ONVIF for sensor integration?

ONVIF is a camera-centric standard; best for VMS-to-sensor events (motion, door open, alert). MQTT is a lightweight pub-sub protocol that works across IoT platforms (VMS, HVAC, lighting, ERP systems). Use ONVIF for tight surveillance workflows; MQTT for loosely coupled multi-system environments.

Do wireless sensors need a mesh network, or can they talk directly to the VMS?

Most wireless sensors (Zigbee, Z-Wave, LoRaWAN) require a hub or gateway to reach IP networks and the VMS. Mesh networks self-heal around dead zones but introduce latency (100–500ms). For real-time door alerts, direct wired or PoE sensors are more reliable.

How do I prevent false water-detection alarms?

Place sensors at the lowest point of potential pooling (floor corners, under pipes), not on exposed surfaces where humidity or condensation triggers false positives. Use hysteresis or debounce logic in the controller—require 30+ seconds of wet contact before raising an alert. Test during HVAC commissioning to validate placement.

Can sensors integrate with legacy alarm panels, or do I need a new system?

Legacy hardwired alarm sensors (door contacts, glass breaks) can be bridged to IP via an I/O controller or relay gateway that converts discrete inputs to network events. This hybrid approach defers replacement costs while enabling VMS alerting and modern analytics.

Sensors & IoT

Plan Your Deployment

Showing Results for Sensors & IoT

Ubiquiti USL-GATEWAY Router/Gateway

Axis D6310 Indoor Air Quality Sensor - 03202-001

DMP 1108 Doorbell Module

DMP 1112 Water and Temperature Detector

DMP 1132 Wireless Recessed Door Contact

DMP 1136 Wireless Remote Chime

DMP 1139 Wireless Bill Trap

DMP 1142-GUARD Under-Desk Hold-Up Transmitter Guard

DMP 1148-G Personal Pendant Wireless Panic Button

DMP 1154 Wireless Four-Zone Input Module

DMP 1158 Wireless 8-Zone Input Module

DMP 2W-BLX System Sensor Smoke Detector

DMP 2WT-BLX System Sensor Smoke Detector

DMP AP2-20N Curtain PIR Motion Detector

DMP CX-702 PIR Motion Detector 70' x 70' Coverage

DMP GP-23 Hidden Wire Surface Mount Magnetic Contact

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What to Look For When Buying

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