Seatrium sites
Its official contact page lists Admiralty Yard, Benoi Yard, Pioneer Yard, Tuas Yard and Tuas Boulevard Yard in Singapore.
Singapore Shipyard · hazardous area
Hazardous Area Smartphone in Singapore Shipyard
Singapore's major shipyards are run by Seatrium, with yards at Admiralty, Benoi, Pioneer, Tuas and Tuas Boulevard, and by ST Engineering. Pioneer Yard has a 1,400 metre quay with 8 to 10 metres of depth, with a second quay of 350 metres, giving long alongside berths for repair work. This page explains what to look for in a hazardous area smartphone for Singapore shipyards, 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 topichazardous area
DeviceSmartphone
RouteSpecification
WhereSingapore Shipyard
Short answer. The SAMS IS-04Z1 is the intrinsically safe smartphone covered here for Singapore shipyards: pre-launch, designed for Zone 1 and Zone 21 (marking target Ex ib IIC T4), with certification in progress and no certificate issued.
For the record, no certificate exists for the IS-04Z1 today. The programme is under way ahead of a Q4 2026 launch. Operator approval runs on its own timeline. Certification status. Place facts reviewed October 2026.
At a glance · hazardous area
Checklist: hazardous area smartphone for Singapore shipyards
| Check | What to look for | IS-04Z1 today |
|---|---|---|
| Zone | 0, 1 or 2 for gas; 20, 21 or 22 for dust | Designed for Zone 1 and Zone 21 |
| Gas group | IIA, IIB or IIC | IIC (target) |
| Area drawing | The operator's own classification drawing | Decided by the site operator |
| Where it applies | Singapore shipyards: Vessel tank spaces, Dry dock and repair work, Paint and coating shops | Classified by the site operator |
Product · Singapore Shipyard
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 Shipyard. 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 shipyards
Singapore shipyards: where the IS-04Z1 would work
Who operates there and which kinds of classified area a handset would meet, from the SAMS site research.
Operators and companies on site
- Seatrium
- ST Engineering
Classified areas to expect
- Vessel tank spaces
- Dry dock and repair work
- Paint and coating shops
- Offshore conversion
Local conditions · Singapore shipyards
Site conditions at Singapore shipyards: what wears and what limits equipment
ST Engineering
ST Engineering acquired the Gul yard in 2023 for ship repair, and keeps its Benoi yard mainly for shipbuilding.
Field notes · Singapore shipyards
More about Singapore shipyards that matters for portable equipment
Singapore shipyards: projects and investment
Two large FPSOs, P-80 and P-82, were christened at the Tuas Boulevard Yard, each designed to produce 225,000 barrels of oil a day.
Singapore shipyards: people and language
Basic worker residential blocks at Benoi Sector and Pioneer Road house many people who work in the western yards, so shift changes concentrate traffic in that corridor.
Singapore shipyards: climate and equipment wear
Heat, humidity and frequent heavy showers affect work on open decks, quays and docks all year round.
Singapore shipyards: projects and investment
Seatrium's repair and upgrade work covers LNG and LPG carriers, cruise ships, ferries, floating production vessels, jack-ups, tankers, container ships and heavy-lift vessels.
The term · hazardous area
What “hazardous area” means for a smartphone
A hazardous area is a place where flammable gas, vapour or combustible dust may be present. Standards divide these into zones: Zones 0, 1 and 2 for gas and vapour, and Zones 20, 21 and 22 for dust. Zone 1 and Zone 21 are the tier where an explosive atmosphere is likely to occur in normal operation, which is where the IS-04Z1 is designed to work. Anything carried in must be marked for the zone, gas group and temperature class of the area.
No certificate has been issued for the IS-04Z1 yet, so it must not be taken into a classified area until the certificate covering it exists and the site operator has accepted it.
In Singapore shipyards. The hazardous areas are vessel tank spaces, dry dock and repair work, paint and coating shops and offshore conversion. These change with each vessel, and the yard classifies them, not SAMS. Smaller independent yards were not checked here, so a specifier should confirm what applies to the yard concerned.
The route · specification
Specifying a hazardous area smartphone for Singapore Shipyard
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 Shipyard
Frequently asked questions
Can we buy a hazardous area smartphone in Singapore Shipyard today?
Not yet. The IS-04Z1 is pre-launch and its certification is still in progress ahead of a Q4 2026 launch. No unit goes into a classified area before the certificate covering it exists. The datasheet, the certification schedule and safe-area evaluation units are available now.
What does a hazardous area smartphone in Singapore Shipyard cost?
No price is published. While certification is in progress there is no list price and no committed lead time, and a supplier quoting a firm figure for an uncertified Ex handset is promising something it cannot stand behind. Indicative pre-launch pricing is issued in writing against a stated quantity and site.
Which hazardous areas is the IS-04Z1 designed for?
Zone 1 and Zone 21 (gas and dust) with gas group IIC and temperature class T4, subject to certification. It must not be used in a classified area before its certificate is issued and the site has accepted it.
Which areas at Singapore shipyards would use it?
Likely candidates are vessel tank spaces, dry dock and repair work, paint and coating shops, offshore 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.
Do large docks create special conditions?
Large graving docks hold very big vessels and many contractors at once, so crowding, crane lifts and hot work overlap. Hazardous-area controls are managed per vessel by the yard's safety team and the owner's representative.
Which Singapore shipyards are major sites for Zone 1 work?
Seatrium's yards at Admiralty, Benoi, Pioneer, Tuas and Tuas Boulevard are the large repair and conversion sites, and other yards operate in the Jurong area. Zone 1 conditions arise inside tanks and pump rooms during repair and coating work.
Do gas-free procedures replace the need for certified equipment?
Not automatically. Tank entry and hot work normally follow per-vessel gas-free and permit procedures set by the yard, and some yards still require certified equipment in certain spaces. The IS-04Z1 has no certificate yet. Ask the yard safety department which rule applies.
Related guides
Keep exploring
More on Singapore Shipyard, and on other places in Singapore.
ATEX and IECEx Mobile Phone in Singapore ShipyardSame place, different guide
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Intrinsically Safe Mobile Phone in Singapore ShipyardSame place, different guide
Industrial Mobile Phone Distributor in Singapore ShipyardSame place, different guide
Explosion-Proof Mobile Phone in Singapore ShipyardSame place, different guide
ATEX and IECEx Mobile Phone Distributor in Singapore LNGElsewhere in Singapore
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ATEX and IECEx Mobile Phone Distributor in Keppel ShipyardElsewhere in Singapore
Singapore market guideCertification route and regulators
All guides for SingaporeEvery route we cover
Certification statusWhat is in progress
Enquiry · Singapore shipyards
Ask about the IS-04Z1 for Singapore shipyards, Singapore
Share the site details and quantity. You will get the datasheet and the certification schedule back by email; pricing is indicative only until launch.
Enquiry · Singapore shipyards
Launching Q4 2026
Planning for Singapore Shipyard?
Name the site and the operator and we will send what is available before launch.