Yard locations
Seatrium's Singapore yards are listed at Admiralty, Benoi, Pioneer, Tuas and Tuas Boulevard; ST Engineering operates the Gul and Benoi yards.
Singapore Marine · IECEx
IECEx Mobile Phone in Singapore Marine
Seatrium's Tuas Boulevard Yard has a graving dock about 350 metres long and 66 metres wide, which can take very large tankers and floating production units. Tank work, repair and conversion create Zone 1 conditions on vessels. This page explains what to look for in an IECEx mobile phone for Singapore marine and shipyard sector, and where the IS-04Z1 stands against that list today.
Pre-launch · certification in progress · Launching Q4 2026
Marking targetEx ib IIC T4Intrinsic safety, Zone 1 / 21 design target · certification in progress
AvailabilityQ4 2026via authorised distributors
Search topicIECEx
DeviceMobile Phone
RouteSpecification
WhereSingapore Marine
Short answer. The SAMS IS-04Z1 is the intrinsically safe smartphone covered here for Singapore marine and shipyard sector: pre-launch, designed for Zone 1 and Zone 21 (marking target Ex ib IIC T4), with certification in progress and no certificate issued.
Where things stand: the IS-04Z1 has not launched, and none of its four certification routes has produced a certificate yet. Operator approval runs on its own timeline. Certification status. Place facts reviewed October 2026.
At a glance · IECEx
Checklist: IECEx mobile phone for Singapore marine and shipyard sector
| Check | What to look for | IS-04Z1 today |
|---|---|---|
| Certificate of conformity | Number checkable on the IECEx online register | In progress; not issued |
| Standards edition | The IEC 60079 edition the certificate cites | Stated on the certificate when issued |
| Schedule of conditions | Limits of use, batteries and accessories | Published with the certificate |
| Where it applies | Singapore marine and shipyard sector: Vessel tank and cargo spaces, Repair and conversion work, Paint and coating areas | Classified by the site operator |
Product · Singapore Marine
The product behind this search: the SAMS IS-04Z1.
SAMS IS-04Z1
An intrinsically safe Android smartphone designed for Zone 1 and Zone 21 hazardous areas in Singapore Marine. It is pre-launch: IECEx, ATEX and NEC 500 certification is in progress ahead of the Q4 2026 launch.
- IP68 sealed
- 4,000 mAh battery
- 50 MP camera
- Android 16
- Zone 1 / Zone 21 design target
The site · Singapore marine and shipyard sector
Working in Singapore marine and shipyard sector: operators and classified areas
The companies on site and the hazardous-area types a handset is likely to meet there.
Operators and companies on site
- Seatrium
- ST Engineering
Classified areas to expect
- Vessel tank and cargo spaces
- Repair and conversion work
- Paint and coating areas
- Offshore unit conversion
Local conditions · Singapore marine and shipyard sector
Site conditions at Singapore marine and shipyard sector: what wears and what limits equipment
Merger
Seatrium describes itself as formed from the 2023 merger of Sembcorp Marine and Keppel Offshore & Marine, so older references to separate yards under those names are out of date.
Field notes · Singapore marine and shipyard sector
More about Singapore marine and shipyard sector that matters for portable equipment
Singapore marine and shipyard sector: climate and equipment wear
Heat, humidity and heavy showers are constant, so shipyard crews and handheld devices face both corrosion and moisture ingress year round.
Singapore marine and shipyard sector: projects and investment
Repair scope includes LNG and LPG carriers, cruise ships and ferries, floating production vessels, jack-ups, tankers, container ships and heavy-lift vessels, as well as jumboisation work.
Singapore marine and shipyard sector: infrastructure
Seatrium's Singapore ship repair yards are Admiralty, Benoi, Pioneer, Tuas and Tuas Boulevard, with offshore-specific Crescent and Pandan yards in addition.
Singapore marine and shipyard sector: logistics and access
Tuas Port, opened in September 2022, is planned to handle 65 million TEU a year in the 2040s, moving more container traffic to the western end of the island.
The term · IECEx
What “IECEx” means for a smartphone
IECEx is the international scheme for certifying equipment used in explosive atmospheres. A certificate of conformity is issued by an accredited certification body against a specific edition of the IEC 60079 standards and carries a schedule of conditions of safe use. It is not a legal requirement in most countries on its own, but many national schemes accept it as the technical basis.
The IECEx certificate for the IS-04Z1 is in progress and has not been issued. The marking target is Ex ib IIC T4, the intrinsic safety concept for Zone 1 gas with the hardest gas group (IIC) and a 135 °C temperature class.
In Singapore marine and shipyard sector. Seatrium's yards handle vessels and offshore units owned by international operators, so visiting superintendents are likely to know IECEx. A certificate of conformity and its schedule of conditions are what they would want. Neither exists yet for the IS-04Z1, since the IECEx programme is still in progress.
The route · specification
Specifying an IECEx mobile phone for Singapore Marine
A short checklist for anyone writing or reviewing the specification, with the IS-04Z1 status against each point.
Check on the paper
- Marking
- Equipment group, category, protection concept, gas group and temperature class, matched to the area drawing.
- Certificate and schedule
- A certificate number, issuing body and the schedule of conditions, not a brochure claim.
- Standards edition
- The IEC 60079 or national standard edition the certificate was issued against.
Check for the IS-04Z1
- Marking target
- II 2 G Ex ib IIC T4: a target, not yet a certificate.
- Certificate status
- IECEx, ATEX, UKEX and NEC 500 in progress; none issued.
- Operator approval
- Separate from the certificate and handled with the site operator.
Questions · Singapore Marine
Frequently asked questions
Can we buy an IECEx mobile phone in Singapore Marine today?
Not today. Until the certificates are issued the IS-04Z1 stays out of classified areas, and until launch there is nothing to purchase. You can ask for the datasheet and the certification schedule, or book a safe-area evaluation unit.
What does an IECEx mobile phone in Singapore Marine cost?
SAMS has not published a price. Any figure you are offered for an uncertified Ex phone should be treated with caution; written indicative pricing is available for a defined quantity and site.
Does the IS-04Z1 hold an IECEx certificate?
No. The IECEx certificate is in progress and has not been issued. SAMS will publish the number when it exists.
Which areas at Singapore marine and shipyard sector would use it?
Likely candidates are vessel tank and cargo spaces, repair and conversion work, paint and coating areas, offshore unit conversion. Which areas are classified, and to what zone, is set by the site operator's own area classification drawings.
Is intrinsically safe the same as explosion proof?
Not exactly. Explosion proof is a broad everyday term; intrinsic safety is one protection concept, which limits energy so ignition cannot occur. Flameproof (Ex d) is a different concept that contains an explosion. The IS-04Z1 is intrinsically safe by design.
What makes marine hazardous areas different from onshore plants?
Zones move with the vessel's cargo, tank status and gas-free certification, so a space may be classified one day and safe the next. Always check the vessel's permit and gas-freeing status rather than relying on a fixed plan.
How can a supplier get onto a yard as a contractor?
Seatrium publishes its yard addresses, but access is normally arranged through a named project sponsor with induction, site pass and permit-to-work steps. Ask the sponsor which equipment certifications they accept before you ship devices.
Is a phone allowed inside a cargo tank on a vessel under repair?
Tank entry normally follows per-vessel gas-free and permit procedures set by the yard, and Zone 1 conditions are assumed in tank spaces. Only equipment with suitable certification would be considered, and the IS-04Z1 is not yet certified. Ask the yard safety team.
Related guides
Keep exploring
Related guides for Singapore Marine and for Singapore.
Hazardous Area Mobile Phone Distributor in Singapore MarineSame place, different guide
Intrinsically Safe Mobile Phone in Singapore MarineSame place, different guide
Industrial Mobile Phone Distributor in Singapore MarineSame place, different guide
Ex-Proof Mobile Phone in Singapore MarineSame place, different guide
ATEX and IECEx Mobile Phone in Singapore MarineSame place, different guide
Rugged Mobile Phone Distributor in Singapore MarineSame place, different guide
ATEX and IECEx Mobile Phone Distributor in Tuas Industrial ZoneElsewhere in Singapore
ATEX and IECEx Mobile Phone Distributor in Loyang OffshoreElsewhere in Singapore
ATEX and IECEx Mobile Phone Distributor in Singapore LNGElsewhere in Singapore
ATEX and IECEx Mobile Phone Distributor in Singapore ShipyardElsewhere in Singapore
Singapore market guideCertification route and regulators
All guides for SingaporeEvery route we cover
Certification statusWhat is in progress
Enquiry · Singapore marine and shipyard sector
Ask about the IS-04Z1 for Singapore marine and shipyard sector, Singapore
Send the site, zone and gas group and roughly how many handsets. We reply by email with the datasheet and the certification schedule.
Enquiry · Singapore marine and shipyard sector
Launching Q4 2026
Planning for Singapore Marine?
Send the zone and gas group of your site and we will reply with the datasheet and schedule.