One-stop Shop for Wireless IoT Sensor Accessories

Site Survey Tool

Test signal reliability in facilities before you install Monnit ALTA Wireless Sensors with the ALTA Site Survey Tool. Know the TRUESIGNAL of ALTA Sensors.

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Wireless Temperature Sensors

These versatile Monnit Remote Temperature Monitoring Solutions are ideal for areas where extreme temps could degrade performance, assets, or safety. Monitor food storage, vaccines, research labs, HVAC systems, facilities, and more. Industry-topping, 25-month NIST Certification is available.

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North American IoT Cellular Gateways

Create an IoT cellular network with the ALTA and ALTA XL IoT Gateways. Featuring a 4G LTE CAT-M1/NB2 cellular platform, they are ideal for remote locations and where you need powerful, greater wireless range and IoT connectivity.

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iMonnit Cloud Sensor Management Software

This sensor management software maximizes performance via enhanced configuration options and features. Benefit from unlimited data storage, APIs, and more. Premiere is offered in a host of 12-month subscriptions to suit networks from 6–99 sensors.

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NIST Certifications

Monnit’s NIST-certified sensors provide precision data to ensure safety or performance. Get a 25-month NIST Cert for temperature sensors, a 13-month NIST Cert for low-temperature sensors, or a 7-month certification for humidity sensors. NIST re-certification is also available.

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Humidity Sensors

Remotely monitor the relative humidity in facilities & enclosures. Museums, data centers, and manufacturers alike count on sensor alerts and data to protect artifacts, electronics, sensitive materials, and mission-critical machines. A 7-month NIST Certification is available.

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International Cellular Gateways

Monnit supports businesses in nearly 90 countries, offering its International ALTA 2G and IoT Gateways. Select ALTA Gateways are available with a Monnit cellular data plan, and other models require a Mini-SIM 2FF card.

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Wireless Open-Closed Sensors

These mount-&-monitor sensors alert you when a door, window, or cabinet has been left open or is accessed after hours. Use for cold storage, labs, server rooms, remote facilities, or vacant buildings. Know valuable and irreplaceable assets are secure.

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Ethernet Gateways

Monnit ALTA® Ethernet Gateways and ATLA XL® Ethernet Gateways allow your wireless sensors to communicate with the iMonnit™ Sensor Monitoring and Notification System without needing a PC. Get the advanced and powerful long-range connectivity you need. They also include a Power over Ethernet (PoE) option.

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iMonnit Express™ Standalone Sensor Management Software

This streamlined software runs offline as a standalone PC application for configuring & managing Monnit Wireless Sensors. Created for smaller networks ranging from 10–100 sensors, Express is cost-effective to operate and run. Email alerts are possible with an Internet connection.

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Facility Accessories

Monnit facility accessories expand a sensor network for additional remote monitoring with control and instant alerts. Get a wireless smart thermostat, control, and alarm.

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Motion and Occupancy Sensors

Wirelessly monitor motion by people or animals and know when an area is accessed. You can also measure motion, temperature, and humidity with one sensor. These passive infrared (PIR) sensing solutions help boost security, protect key assets, and maintain climate conditions.

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Wireless AC Current Meters

Deploy a Wireless AC Current Meter within 15 minutes to remotely monitor power consumption. Get valuable insights on machine health, HVAC performance, or supply issues via current usage. May also be used for submetering.

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On-Premises Enterprise Data Management

Large firms employ Monnit’s enterprise-level software to configure and manage expansive sensor networks. iMonnit Enterprise builds on Premiere by offering on-premises data hosting and management. On-prem suits those with sensitive data and usage requirements.

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iMonnit Enterprise Appliance

On-prem wireless sensor management made easy. This PC arrives optimized and pre-loaded to set-up, configure, and manage Monnit Wireless Sensor Networks. Ideal for large organizations or those in regulated industries that must keep data in-house.

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Wireless Light Meters

Light Meters track light intensity in lux and photosynthetically active radiation (PAR) for virtually any application where light affects critical assets and crops. See how the Lux and PAR Light Meters give you the data you need to deliver the light you want.

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Wireless Three-Phase Current Meters

Monnit’s 20A, 150A, and 500A industrial-grade Wireless 3-phase Current Meters remotely monitor power consumption. Ideal for tracking motor health and external power system faults, or economizing machine use without performing additional wiring.

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Wireless Interface Meters & Sensors

Our most flexible family offers wireless meters and dry contact sensors in various Power over Ethernet and wireless models. Get the flexibility to remotely monitor battery health, door status, turnstile actuations, and much more with sensors that install within 15 minutes.

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Configuration Tools

Monnit’s Sensor Cable and Serial Modbus USB Programmer accessories support set up. The Cable links Monnit MoWi Wi-Fi Wireless Sensors to a PC for configuration. The USB Programmer connects Monnit’s Serial Gateway to a PC for networking, parameter setting, and testing.

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Wireless Thermocouple Sensors

These Wireless Thermocouple Sensors are available with a hardwired needle-style probe or K-type quick connector to support various thermocouple types and ranges up to 400°C (752°F). Great for tracking high-temperature processes and machinery. Can also be used in wet or damp environments.

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Wireless Accelerometers & Vibration Meters

Remotely track vibrations in machines or structures with these plug-&-play sensors. Collected data guides preventive machine maintenance or helps determine lifespan. Also, be instantly alerted if a barrier’s been breached or of excessive vibrations that may indicate imminent failure.

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Monnit Mine

Manage your data your way via Mine software. This open platform integrates Monnit Wireless Sensors & Gateways into your software system. Mine unlocks devices, directs them to a custom host or IP address, and translates them for your software applications.

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Gateway Accessories

The Monnit ALTA Gateway Unlock enables an ALTA Wireless Gateway to deliver ALTA Sensor data through iMonnit Software to your backend systems. You can also access GPS location data using an API with the ALTA IoT Gateway GPS Unlock.

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Wireless Voltage Detection Sensors

These 200 VDC and 500 VAC Wireless Voltage Detection Sensors remotely monitor the on/off status of equipment, machines, or battery levels. Monitor sprinkler systems, HVAC, power couplings, solar equipment, and more to keep business moving.

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Wireless Water Detection Sensors

Spring a leak? These wireless and Power over Ethernet sensors will alert you instantly. Choose commercial, enterprise, and industrial-grade devices, as well as water rope sensors, award-winning puck, and detection plus models to monitor for water’s presence or absence.

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Serial Modbus Gateway

This gateway interfaces Monnit Wireless Sensors with serial Modbus RS-232C and RS-485 sensing and control infrastructures. Connect up to 50 sensors per gateway with this data concentrator, which features Monnit's Access Point Node, Serial RS-232C, and RS-485 Interfacing hardware.

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iMonnit HX Heartbeat Credits

iMonnit HX, optional for iMonnit Premiere annual subscribers, enables wireless sensors to report once/minute. Ideal for monitoring vulnerable substances, e.g., vaccines, and crucial equipment, iMonnit HX credits are available in pre-paid packs of 250K, 1.3M, or 5.5M credits.

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PoE Splitters and Power Adapters

Monnit Power over Ethernet (PoE) Splitters and Power Adapters help connect and expand your Internet of Things (IoT) network using PoE technologies. Use our PoE Power Adapters with Monnit PoE•X Sensors and PoE Splitters for non-PoE Monnit Ethernet Gateways.

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Temperature Buffers

Monnit’s glycol and glass bead temperature buffers help protect temperature data accuracy. Both insulate temperature sensor leads, offsetting temp swings (or false alarms) caused by routine defrosting or heavy traffic. Buffers are commonly used in cold storage and scientific settings.

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Wireless Pulse Counters

Monnit wireless pulse counters can be integrated with a dry contact or mechanical switch to count the number of actuations occurring within a given time frame.

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Wireless Pressure Meters

Unique AA battery-powered meters measure gas, liquid, or vapor line pressure. These meters remotely monitor pipelines, machines, pumps, or specialized areas (e.g., labs, medical negative pressure tents, cleanrooms, etc.). Choose from 50, 300, 750, and 3000 PSIG meters.

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SensorPrints™ IoT Data Authentication

SensorPrints™ is the sole IoT data authentication platform for low-power wireless sensors. The software “fingerprints” IoT sensor data, which is read at the server. Confidentially create and collect data with full coverage security from generation to consumption.

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Water Detection Sensor Accessories

Accessories extend Monnit’s water monitoring solutions. Snap together 10’ Water Rope Extensions to monitor up to 100’. Graft a Water Detection Wire End onto a Monnit Wireless Detection Sensor to get wall- or surface-mountable leak or level detection.

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Wireless Button Press Sensors

Does the restroom need service? Want to confirm system network performance? Press an on-sensor button to trigger an alert and see the on-unit LED illuminate—know help is on its way or that sensor placement is optimal.

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Replacement Sensor Probes

Monnit offers Replacement Sensor Probe accessories—two for the ALTA® Food Probe Thermometer and one for the ALTA Soil Moisture Sensor. The Food Probe ships with a Curved Probe—and reordering is simple. The more ergonomic T-handle Probe is also available. The Soil Moisture Sensor comes complete with its 5-ft. removable cable and probe holding its resistive granular matrix and temperature elements.

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Wireless Gas Detection Sensors

Each sensor in this award-winning family wirelessly monitors for a specific danger: carbon monoxide (CO), hydrogen sulfide (H₂S), or carbon dioxide (CO₂). If gas exceeds user thresholds, an alert is issued. Use to maintain worksite compliance and safety.

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Wireless Resistance Sensors

These sensors read the resistance across a resistive load up to 250K Ohms—great for typical industrial or scientific equipment. An alert is sent if levels deviate from user-set limits; data is collected to support analysis and action.

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Wireless Ultrasonic Ranging Sensors

An ultrasonic sensor measures the distance between itself and an object(s) in its path to detect liquid levels, track inventory, or monitor traffic. Both commercial and industrial-grade ultrasonic sensors are offered for manufacturing, logistics, and process industries.

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Wireless Air Quality Sensors

This easy-to-use air quality sensor measures PM₁, PM_2.5 & PM₁₀ concentrations in the air. Protect occupants and ensure safety in mines, production facilities, commercial kitchens & more.

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Wireless Air Velocity Sensors

Velocity sensor measures the pressure difference between two input ports, as well as ambient temperature and altitude, to determine airflow speed in a system. Use in sensitive areas, e.g., hospitals and clean rooms.

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Differential Air Pressure Sensors

These turnkey sensors measure the pressure difference between its two ports. Ideal for food service, healthcare & academia. Common applications include clean rooms, pharmaceutical production, commercial kitchens, and HVAC.

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Wireless Food Probe Thermometer

Created for a fast-food chain and now widely available, this 21 CFR Part 11B compliant wireless probe replaces manual temperature checks for greater food safety and quality. Modernize production, preparation, and recipe creation with remote monitoring and automated data logging.

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Wireless Vehicle Detection Sensors

This dual-mode vehicle detect/counter sensor tracks autos coming, going, and records how long they’ve been waiting. Deployed by automotive service firms, municipalities, retailers, and restaurants, collected data can support traffic studies or recalibrate customer service.

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Replacement Sensor Batteries

Monnit offers replacement coin cell, AA, and lithium AA batteries that are competitively priced and directly sourced from their respective manufacturers. Simplify order entry, payment, and acquisition by making Monnit your single source for wireless sensors and components.

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Wireless Soil Moisture Sensor

Get critical insights from your soil about how well you water with our Soil Moisture Sensor. It’s perfect for measuring soil water tension and taking its temperature. Your crops or landscape will appreciate the optimized watering and care you provide throughout the growing season.

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Propane Tank Monitoring Sensors

Remotely monitor propane levels from anywhere via smartphone or PC. This turnkey propane sensor works with Sr & Jr R3D® Remote Ready gauges. Prevent unnecessary in-the-field trips and maintain customer satisfaction.

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Wireless Sensor Adapter

Make Monnit Wireless Sensors communicate with an online or local sensor monitoring system like iMonnit.com or iMonnit Express by connecting them to a PC or third-party IoT gateway via USB using the ALTA® Wireless Sensor Adapter.

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iMonnit Notification Credits

Purchase notification credits for your Monnit Wireless Sensors. Available in 100 packs, the credits are used for sensor alerts/notifications via voice call and direct text (SMS) message. Keep credits stocked for timely sensor alerts.

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Service Fees

Monnit collects fees for various and situational services like partner application fees. The fees we charge start or continue a service that we provide to you—our valued customers. As a premium IoT product and service provider, we strive for high-quality and transparency for every service we offer.

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High Gain Antennas

Monnit has antennas for reliable, broad data communication coverage. The low-profile High Gain Puck Antenna delivers 1–3 dBi to transmit data over the 900 and 868 MHz bands. The rugged 5.1 dBi High Gain Rubber Duck Dipole Antenna provides omnidirectional performance over 900–930 MHz bands and tilt-and-swivel, multi-angle motion. The High Gain 900 MHz 3.1 dBi Dipole Antenna offers flexible, omnidirectional motion for communication over the 900 and 868 MHz bands.

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Open-Closed Sensor Replacement Magnets

Get new switch and trigger magnets to keep your ALTA Wireless Open-Closed Sensors up and running. Quickly replace the sensor’s alnico magnets to sense changes to the status of doors, windows, lids, and cabinets. Now available for purchase in multiple quantities.

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Long-range Wireless Sensors

Wireless Gateways

Software

Accessories

Remove Filter Power Sensors

Remove Filter Environmental Sensors

Remove Filter Motion Sensors

Remove Filter Wireless Sensors

Remove Filter WiFi Sensors

Remove Filter PoE Sensors

Remove Filter Coin Cell (Power Source)

Remove Filter AA (Power Source)

Remove Filter Industrial (Power Source)

Site Survey Tool

Wireless Temperature Sensors

North American IoT Cellular Gateways

iMonnit Cloud Sensor Management Software

NIST Certifications

Humidity Sensors

International Cellular Gateways

Wireless Open-Closed Sensors

Ethernet Gateways

iMonnit Express™ Standalone Sensor Management Software

Facility Accessories

Motion and Occupancy Sensors

Wireless AC Current Meters

On-Premises Enterprise Data Management

iMonnit Enterprise Appliance

Wireless Light Meters

Wireless Three-Phase Current Meters

Wireless Interface Meters & Sensors

Configuration Tools

Wireless Thermocouple Sensors

Wireless Accelerometers & Vibration Meters

Monnit Mine

Gateway Accessories

Wireless Voltage Detection Sensors

Wireless Water Detection Sensors

Serial Modbus Gateway

iMonnit HX Heartbeat Credits

PoE Splitters and Power Adapters

Temperature Buffers

Wireless Pulse Counters

Wireless Pressure Meters

SensorPrints™ IoT Data Authentication

Water Detection Sensor Accessories

Wireless Button Press Sensors

Replacement Sensor Probes

Wireless Gas Detection Sensors

Wireless Resistance Sensors

Wireless Ultrasonic Ranging Sensors

Wireless Air Quality Sensors

Wireless Air Velocity Sensors

Differential Air Pressure Sensors

Wireless Food Probe Thermometer

Wireless Vehicle Detection Sensors

Replacement Sensor Batteries

Wireless Soil Moisture Sensor

Propane Tank Monitoring Sensors

Wireless Sensor Adapter

iMonnit Notification Credits

Service Fees

High Gain Antennas

Open-Closed Sensor Replacement Magnets

Power Sensors

Environmental Sensors

Motion Sensors

Wireless Sensors

WiFi Sensors

PoE Sensors

Coin Cell (Power Source)

AA (Power Source)

Industrial (Power Source)