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Liverpool · Ex-proof

Ex-Proof Smartphone in Liverpool

The port handles about 45 percent of the UK's trade with the United States, and the city's economy also includes maritime, life sciences and advanced manufacturing sectors. The Stanlow refinery at Ellesmere Port, on the Manchester Ship Canal, receives crude through the Tranmere Oil Terminal on the Mersey, so Zone 1 areas are found at the refinery, jetties and pipelines around the estuary rather than in the city. If you are specifying an Ex-proof smartphone for Liverpool and the Mersey, this page covers the markings, the approvals and the current certification status of the IS-04Z1.

Pre-launch · certification in progress · Launching Q4 2026

SAMS IS-04Z1 intrinsically safe smartphone for Liverpool, front view
Marking targetEx ib IIC T4Intrinsic safety, Zone 1 / 21 design target · certification in progress
AvailabilityQ4 2026via authorised distributors
Search topicEx-proof
DeviceSmartphone
RouteSpecification
WhereLiverpool

Short answer. The SAMS IS-04Z1 is the intrinsically safe smartphone covered here for Liverpool and the Mersey: 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. A buyer's engineering review is separate from the certificate. Certification status. Place facts reviewed October 2026.

At a glance · Ex-proof

Checklist: Ex-proof smartphone for Liverpool and the Mersey

What to check, and where the IS-04Z1 stands today
CheckWhat to look forIS-04Z1 today
Ex markingGroup, category, protection concept, gas group, temperature classII 2 G Ex ib IIC T4 (target)
Gas groupIIA, IIB or IIC matched to the area drawingIIC (target)
Temperature classT-class below the ignition temperature of the gasT4, 135 °C (target)
Where it appliesLiverpool and the Mersey: Refinery process units at Stanlow, Marine oil terminal jetties, Product pipelines and pump stationsClassified by the site operator
Product · Liverpool

The product behind this search: the SAMS IS-04Z1.

SAMS IS-04Z1 explosion proof mobile phone, front view

SAMS IS-04Z1

An intrinsically safe Android smartphone designed for Zone 1 and Zone 21 hazardous areas in Liverpool. 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 · Liverpool and the Mersey

Liverpool and the Mersey: 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

  • EET Fuels (Essar)

Classified areas to expect

  • Refinery process units at Stanlow
  • Marine oil terminal jetties
  • Product pipelines and pump stations
  • Tank farms
Local conditions · Liverpool and the Mersey

Conditions in Liverpool and the Mersey that affect handheld equipment

Decarbonisation plans

EET Fuels has announced a 1.2 billion dollar decarbonisation programme, including a hydrogen-ready combined heat and power plant planned for 2027 to 2029, so project work is expected.

Tranmere supply

Crude oil arrives at Tranmere on the Mersey and travels to Stanlow by pipeline of about 24 km.

Field notes · Liverpool and the Mersey

More about Liverpool and the Mersey that matters for portable equipment

Liverpool and the Mersey: logistics and access

The Port of Liverpool is the UK's fourth busiest by freight tonnage, handling about 33 million tonnes in 2022, and is the largest port on the UK west coast.

Liverpool and the Mersey: projects and investment

The Liverpool2 container terminal, completed in 2022, increased the port's capacity and allows it to handle the world's biggest container vessels.

Liverpool and the Mersey: industry on the ground

The Royal Seaforth and Liverpool2 terminals handle containers, liquid and dry bulk such as coal, grain and biomass, and roll-on roll-off cargo, so dust and vapour hazards arise at the quayside.

Liverpool and the Mersey: climate and equipment wear

The city has a temperate maritime climate with mild summers, cool winters and rainfall spread fairly evenly through the year, with a record low of minus 17.6 degrees Celsius in December 2010.

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 Liverpool and the Mersey. A marking check at Stanlow would compare the zone map for process units, jetties and pump stations with the equipment label. Hydrogen-ready plant planned for 2027 to 2029 could push future areas toward IIC. The IS-04Z1 target marking is II 2 G Ex ib IIC T4, pending certification, so confirm suitability with the operator.

The route · specification

Specifying an Ex-proof smartphone for Liverpool

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 · Liverpool

Frequently asked questions

Can we buy an Ex-proof smartphone in Liverpool 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 an Ex-proof smartphone in Liverpool 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 Liverpool and the Mersey would use it?

Likely candidates are refinery process units at stanlow, marine oil terminal jetties, product pipelines and pump stations, tank farms. 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.

Does the Freeport status affect equipment imports into Liverpool?

It can change customs processes for goods moved within the Freeport area, but product-safety and radio rules still apply. Confirm treatment of electronic devices with your customs agent and the Freeport operator before shipping.

Are UK explosive-atmosphere rules the same in Liverpool as elsewhere in Britain?

Yes. The Dangerous Substances and Explosive Atmospheres Regulations apply across Great Britain, with HSE as regulator. Port operators and tenants must classify areas and control ignition sources, so ask for the site's hazardous-area register before using electronics.

Where are the hazardous areas near Liverpool?

Mainly at the Stanlow refinery in Ellesmere Port on the Manchester Ship Canal and at the Tranmere Oil Terminal on the Mersey, which supplies crude to Stanlow by a pipeline of about 24 km. The city itself is not the classified site. Check zone details with the operator.

Enquiry · Liverpool and the Mersey

Ask about the IS-04Z1 for Liverpool and the Mersey, United Kingdom

Tell us what you need to equip and where. The SAMS team answers by email with the datasheet and where each certification route stands.

Enquiry · Liverpool and the Mersey

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Launching Q4 2026

Planning for Liverpool?

Name the site and the operator and we will send what is available before launch.