GPS trackers, fleet & logistics: A2P SMS and mobile data

Trackers on data-only profiles, with history kept on the platform.

In figures

  • Mexico's line-registration scheme covers lines with voice, SMS or VoIP capability; data-only tracker profiles sit outside it.
  • A tracker fix is a small binary payload, but the platform protocol decides the bill: a JSON position object with every field spelled out can be ten times the size of a packed binary report.
  • Position history and alerts are different storage problems. The platform keeps the track; the device only needs to keep the last few points until it uploads them.
  • NB-IoT and LTE-M suit different duty cycles: NB-IoT fits daily pings at the lowest power, LTE-M fits minutes-apart tracking with mobility and handover.
  • Personal trackers raise a consent question that vehicle trackers do not, because the person carrying the device has to know it is there.

This page is not legal advice.

Scenarios

Trucks and fleet telematics

Position, driving behavior and cargo telemetry for trucks and vans, with profiles that follow the vehicle across the region. A wired unit sees ignition, speed and, through the vehicle bus, odometer and fault codes; an OBD plug-in sees less but installs in seconds. The data is small, so the design is about what the platform does with it: geofences, route adherence, idling and driver scoring. Buffer points while the truck is out of coverage and upload them with their original timestamps, or the map shows a straight line where the road curved.

Containers and high-value assets

Battery-efficient trackers for containers and equipment that report on schedule and sleep between fixes. These units spend most of their life in a metal box, so the antenna and the enclosure matter as much as the bearer: a tracker inside a container is close to a shielded room. Use NB-IoT or LTE-M where the operator has deployed it, keep the payload binary, and accept that a daily ping is the right resolution for a pallet that moves twice a week. The alarm path, door-open or movement, is the exception that justifies a faster report.

People, pets and luggage

Small personal and pet trackers plus luggage tags on low-power bearers, sold through device makers and service brands. A pet tracker needs a fix interval fast enough to find a dog that slipped a gate, which conflicts with a battery the size of a coin. A luggage tag needs a week of reporting and almost no data, and a people tracker needs a clear consent flow, a visible indicator and a way to stop sharing. Set the retention of location history before launch, not after the first support request.

Cold chain

Temperature and door telemetry alongside position for food and pharma lanes, with alerts before the cargo spoils. The sensor and the radio share a battery and a duty cycle, so the sampling interval is a commercial decision: a one-minute temperature record proves more than a ten-minute record, and costs more battery. Alert on the rate of change, not only on the absolute limit, and keep the local log intact when the uplink drops. Pharma lanes may sit under distribution guidelines such as the EU GDP rules; the tracker supports the record but does not replace the quality system.

Insurance telematics and driver behavior

Usage-based insurance turns the tracker into an evidence device: harsh braking, cornering, speeding and time of day, scored per trip. That changes the requirements. The data has to be attributable to a driver, the scoring has to be explainable, and the policyholder has to agree to the collection before the first trip. An OBD dongle can be moved between vehicles, so the install record is part of the evidence. Keep the raw data and the derived score separately, because the score will be challenged and the raw track is what settles the question.

Who buys this

  • Lane-level visibility with per-vehicle history.
  • Cold-chain telemetry on the same profile, with a local log.
  • Geofence and idling rules that the operations team can change.

Data reality

Indicative device profiles compiled from public research. Confirm the profile for your hardware at quote time.

ProfileMB/moRATSIM
Personal or pet tracker 5–20 LTE-M, 2G fallback IoT SIM, multi-IMSI
Luggage or asset long-life tracker 1–5 LTE-M, NB-IoT SGP.32, multi-IMSI
Wired vehicle tracker (car or truck) 20–50 Cat-1 MFF2, multi-IMSI
OBD plug-in or insurance telematics box 20–80 Cat-1 IoT SIM
Cold-chain, container or pallet tracker 2–30 LTE-M, Cat-1 SGP.32, multi-IMSI

Device admission

  • Tracking people requires their knowledge.
  • Lanes name their countries at quote time for profile scoping.
  • Insurance uses name the consent and data-sharing arrangement before launch.

RAT

BearerNote
LTE Cat-1 and Cat-M1 Fleet default; Cat-M1 where operators deployed it.
NB-IoT Asset pings; local deployment status only.
2G fallback Legacy units only; check the sunset tracker.

Product bundle

FAQ

How much data does a tracker use?

A few megabytes per month per device at typical fix rates. A binary report and a verbose JSON report of the same fix differ by an order of magnitude, so the interval and the payload format both matter.

Do people trackers need voice?

No. Tracking runs on data-only profiles; voice-capable lines fall under line-registration rules instead. A device that adds a call button changes both its regulatory position and its power budget.

What about permanent roaming in Brazil?

Brazil's foreign-SIM rules are not yet settled; long-lived units use a local Brazilian profile. The difference matters because a visitor profile and a resident profile are judged against different rules.

Why do trackers buffer points?

Because coverage gaps are normal: tunnels, warehouses, rural roads and container yards. A buffer with original timestamps lets the platform replay the gap instead of drawing a straight line, and the buffer size sets how long an outage the device can survive.

Which bearer fits a container tracker?

NB-IoT or LTE-M where the operator has deployed it, with power-saving mode keeping the average current low. The bearer is only half the answer: antenna placement inside a metal container decides whether the device can attach at all.

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