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Brazil · Offshore & pre-salt

Explosion proof mobile phone for offshore and pre-salt operations in Brazil

An explosion proof mobile phone for offshore work in Brazil has to survive more than the classification drawing. Brazilian production is concentrated in the Santos and Campos basins, where floating production units work in deep water far from shore, crews rotate by helicopter and a handset that fails stays failed until the next flight. This page is for the operators, vessel owners and contractors who decide what a person can carry onto those units. The IS-04Z1 is designed around intrinsic safety rather than a flameproof enclosure.

Launching Q4 2026 · IECEx programme in progress

SAMS IS-04Z1 explosion proof mobile phone, front view
Local approvalINMETRO · Portaria 115/2022Zone 1 / Zone 21 · certification in progress
AvailabilityQ4 2026via authorised distributors
The sites · Offshore Brazil

Explosion proof mobile phone use on Brazil's pre-salt and Campos Basin units

Pre-salt reservoirs lie beneath a thick layer of salt under deep water, which is why production runs through large FPSOs moored far from the coast. The gas carries a high share of carbon dioxide, so treatment and, in some developments, reinjection add classified equipment to the deck. Petrobras is the main operator, and its own page covers explosion proof phone for Petrobras sites in more detail. International partners and independents work alongside it, and the vessels are very often owned by charter companies that run them for the field operator.

Operators and owners

Petrobras
Operator of most pre-salt production, including Búzios, Tupi, Mero and Atapu.
Shell Brasil
Participating interests in Mero and Atapu, and operator of Parque das Conchas; see explosion proof phone for Shell Brasil.
TotalEnergies
Partner in pre-salt consortia and active in Brazilian deepwater blocks.
Equinor Brasil
Operator of Bacalhau and partner in Roncador; agreed in 2025 to sell its Peregrino stake to PRIO.
PRIO
Independent operator revitalising mature Campos Basin fields.
MODEC and SBM Offshore
FPSO owners and operators on charter to field operators.
Macaé and Açu
Onshore support bases for the Campos Basin and the Port of Açu.

Classified areas on a unit

Process modules
Separation, gas treatment and compression: Zone 1 gas with Zone 2 around it.
CO2 treatment and reinjection
High-pressure gas systems adding classified space beyond a normal deck.
Wellbay and riser balcony
Wellhead and riser equipment at the highest pressure on the unit.
Turret, swivel and offloading
Cargo transfer to shuttle tankers, with vapour and ignition risk.
Flare and vent systems
Areas that change status during a release or a flaring event.
Pump rooms and machinery spaces
Enclosed spaces with their own ventilation and gas detection.
Helideck and accommodation
Outside the classified boundary, where devices are charged and issued.
Built for local conditions

What offshore logistics do to a handset

On a floating unit the question is less whether a handset works than whether it can be replaced, charged and managed from shore.

IP ratingIP68
Battery4,000 mAh
Camera50 MP
OSAndroid 16

A rotation is the unit of time

Crews work and live on board until the next change. A handset needs a battery that lasts the working day, a charging point in the accommodation, and software that does not need a visit to the office. The 4,000 mAh cell is specified for that pattern.

Helicopter weight and a short list of spares

Anything flown out competes with people and supplies. Fewer, more robust handsets, with spares held onshore at Macaé or Rio, is the usual approach, and it is why IP68 sealing and the rugged build matter.

Satellite links and platform Wi-Fi

Connectivity is limited and shared. Android Enterprise management lets a console schedule updates for the accommodation Wi-Fi and keep the heavy downloads out of working hours.

Many employers on one deck

Operator staff, vessel-owner crews and service contractors work together. Enrolment in an existing MDM console allows a separate profile for each and a clean wipe when a contractor leaves.

NR-37 and the permit to work

Brazilian offshore work is governed by NR-37 for platform safety, and units run their own permit systems. A handset can carry the permit and the daily report, but the approvals it needs come from the unit's HSE team.

Use cases · Offshore Brazil

Where the IS-04Z1 goes to work offshore.

Operations01

Production rounds on an FPSO

An operator on a round reads local gauges, photographs an anomaly and reports it to the central control room while still on deck. The record is stamped with a location on the unit, not left to memory.

Marine02

Offloading to a shuttle tanker

Offloading is a joint operation between the unit and a vessel. A handset on the deck lets the crew confirm hose and valve status with the control room, and keep a photographic record of connections.

Maintenance03

Campaign work on mature fields

Revitalising a Campos Basin unit means maintenance crews working through a backlog. A managed handset carries job packs, photographs finished work and logs spares used for onshore planners.

Questions · Offshore Brazil

Frequently asked questions

Is the IS-04Z1 certified for offshore use in Brazil yet?

No. The device is pre-launch, and IECEx, ATEX and the INMETRO route are in progress ahead of the Q4 2026 launch. Any offshore evaluation would depend on the certificates and the unit's own approval.

Does the depth of the water change the handset specification?

No. A handset works on the deck, not subsea, so depth matters only through logistics: how far the unit is from the shore and how long a failed device stays failed.

Who approves a device on a chartered FPSO?

The operator of the field, with the vessel owner's rules also applying. Ask both sets of HSE teams which evidence they want before issuing anything.

Can the handset be managed from shore?

It is designed to be managed from existing MDM consoles through Android Enterprise, so policy, apps and updates can be set onshore and applied when the device is on the platform network.

Enquiry · Offshore & pre-salt

Ask about the IS-04Z1 for Offshore & pre-salt, Brazil

Tell us the site, the zone and gas group, and roughly how many handsets. The SAMS team replies by email with the datasheet and the certification schedule for Brazil. The IS-04Z1 is pre-launch and certification is in progress, so there is no list price yet; indicative pricing is issued in writing against a stated quantity and site.

Enquiry · Offshore & pre-salt

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Launching Q4 2026

Evaluating the IS-04Z1 for this site?

Tell us the zone, gas group and operator. We will send the datasheet and the certification schedule for your market.