EU product rules
Under the Windsor Framework, relevant EU product rules apply in Northern Ireland, so equipment is typically CE marked, with UKNI added where a UK notified body is used.
Northern Ireland · Ex-proof
Ex-Proof Smartphone in Northern Ireland
The Belfast yard has sea access through the Victoria Channel with no locks or height restrictions, 24-hour ISPS-approved security, and two airports close by: George Best Belfast City five minutes away and Belfast International under 30 minutes. Zone 1 work arises at power stations, gas transmission assets and fuel storage. This page explains what to look for in an Ex-proof smartphone for Northern Ireland, 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 topicEx-proof
DeviceSmartphone
RouteSpecification
WhereNorthern Ireland
Short answer. The SAMS IS-04Z1 is the intrinsically safe smartphone covered here for Northern Ireland: 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. An operator's own vendor approval is a separate step. Certification status. Place facts reviewed October 2026.
At a glance · Ex-proof
Checklist: Ex-proof smartphone for Northern Ireland
| Check | What to look for | IS-04Z1 today |
|---|---|---|
| Ex marking | Group, category, protection concept, gas group, temperature class | II 2 G Ex ib IIC T4 (target) |
| Gas group | IIA, IIB or IIC matched to the area drawing | IIC (target) |
| Temperature class | T-class below the ignition temperature of the gas | T4, 135 °C (target) |
| Where it applies | Northern Ireland: Gas-fired power station fuel systems, Gas transmission pipeline assets, Gas pressure reduction sites | Classified by the site operator |
Product · Northern Ireland
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 Northern Ireland. 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 · Northern Ireland
Northern Ireland: 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
- Mutual Energy
- ESB
- EP UK Investments
Classified areas to expect
- Gas-fired power station fuel systems
- Gas transmission pipeline assets
- Gas pressure reduction sites
- Fuel storage
Local conditions · Northern Ireland
Conditions in Northern Ireland that affect handheld equipment
Power stations
Ballylumford, owned by EP UK Investments since 2019, is the region's largest power station and runs on natural gas. Coolkeeragh near Derry is a 400 MW gas-fired plant owned by ESB.
Field notes · Northern Ireland
More about Northern Ireland that matters for portable equipment
Northern Ireland: infrastructure
The electricity grid is operated by SONI and run by Northern Ireland Electricity, connected to the Republic by interconnectors of up to 1,200 MW and to Great Britain by the 500 MW Moyle interconnector.
Northern Ireland: industry on the ground
Machinery and equipment manufacturing, food processing, textile and electronics manufacturing are the leading industries, concentrated mostly in the eastern parts of Northern Ireland around Belfast.
Northern Ireland: industry on the ground
Key industries in 2024 include aerospace, agriculture, construction, engineering, health technology and manufacturing, and engineering is the largest manufacturing sub-sector, particularly aerospace and heavy machinery.
Northern Ireland: industry on the ground
The Harland and Wolff shipyard in the Port of Belfast has two of Europe's largest drydocks, with a main dock of 556 m by 93 m, and is licensed for vessel repair and open grit blasting.
The term · Ex-proof
What “Ex-proof” means for a smartphone
“Ex-proof” is shorthand for equipment carrying an explosion-protection marking (the Ex mark) that matches the area it enters. The marking states the protection concept, gas or dust group and temperature class, and it must be backed by a certificate issued by a recognised body, so a phone described as Ex-proof should come with a certificate number you can check.
The IS-04Z1 is designed to carry the marking II 2 G Ex ib IIC T4. That is a target: certification is in progress, no certificate has been issued, and SAMS will publish the certificate numbers when they exist.
In Northern Ireland. A marking check at a gas-fired station or pressure reduction site would concentrate on natural gas, which is normally in a lower gas group than hydrogen, so IIC marking is conservative. The operator's zone map sets the requirement. The IS-04Z1 target marking is II 2 G Ex ib IIC T4, still pending certification.
The route · specification
Specifying an Ex-proof smartphone for Northern Ireland
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 · Northern Ireland
Frequently asked questions
Can we buy an Ex-proof smartphone in Northern Ireland today?
No. Nothing can be bought or taken into a classified area today: certification is in progress and launch is planned for Q4 2026. What is available now is the datasheet, the written certification schedule and evaluation units for safe-area use.
What does an Ex-proof smartphone in Northern Ireland 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.
What Ex marking will the IS-04Z1 carry?
The marking target is II 2 G Ex ib IIC T4. It becomes a marking only when the certificate is issued; until then it is a design target.
Which areas at Northern Ireland would use it?
Likely candidates are gas-fired power station fuel systems, gas transmission pipeline assets, gas pressure reduction sites, fuel storage. 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.
Is crossing the Irish Sea a logistics issue for equipment supply?
Goods moving between Great Britain and Northern Ireland pass through post-Brexit customs arrangements, which can add paperwork and lead time. For urgent site equipment, plan stock holding in Northern Ireland or the Republic and confirm the current import documentation with your freight forwarder.
How does the damp maritime climate affect phone selection?
Northern Ireland has a mild but wet and windy climate, with frequent rain and salt air near the coast, so sealing, corrosion resistance and condensation tolerance matter more than extreme temperature ratings. Check ingress protection and gasket quality, and ask the site about its own requirements.
Which marking applies to equipment in Northern Ireland?
Under the Windsor Framework, relevant EU product rules apply in Northern Ireland, so equipment is typically CE marked, with UKNI added where a UK notified body is used. Because rules can change, confirm the current position with the site operator and HSENI guidance.
Related guides
Keep exploring
More on Northern Ireland, and on other places in United Kingdom.
IECEx Mobile Phone Distributor in Northern IrelandSame place, different guide
Explosion-Proof Mobile Phone Distributor in Northern IrelandSame place, different guide
Rugged Mobile Phone Distributor in Northern IrelandSame place, different guide
Hazardous Area Mobile Phone in Northern IrelandSame place, different guide
Industrial Mobile Phone in Northern IrelandSame place, different guide
ATEX and IECEx Mobile Phone Distributor in Northern IrelandSame place, different guide
ATEX and IECEx Mobile Phone Distributor in CardiffElsewhere in United Kingdom
ATEX and IECEx Mobile Phone Distributor in LondonElsewhere in United Kingdom
ATEX and IECEx Mobile Phone Distributor in ScotlandElsewhere in United Kingdom
ATEX and IECEx Mobile Phone Distributor in LiverpoolElsewhere in United Kingdom
United Kingdom market guideCertification route and regulators
All guides for United KingdomEvery route we cover
Certification statusWhat is in progress
Enquiry · Northern Ireland
Ask about the IS-04Z1 for Northern Ireland, United Kingdom
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 · Northern Ireland
Launching Q4 2026
Planning for Northern Ireland?
Send the zone and gas group of your site and we will reply with the datasheet and schedule.