Port scale
Busan handled 24.4 million TEU in 2024 and is managed by the Busan Port Authority.
Busan · ATEX and IECEx
ATEX and IECEx Smartphone in Busan
Busan is South Korea's busiest port and its second most populous city, at the mouth of the Nakdong River. Shipbuilding and ship repair are key local industries, so Zone 1 conditions arise in yards, fuel and chemical storage and cargo handling. This page explains what to look for in an ATEX and IECEx smartphone for Busan, 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 topicATEX and IECEx
DeviceSmartphone
RouteSpecification
WhereBusan
Short answer. The SAMS IS-04Z1 is the intrinsically safe smartphone covered here for Busan: pre-launch, designed for Zone 1 and Zone 21 (marking target Ex ib IIC T4), with certification in progress and no certificate issued.
Current position: certification in progress, nothing issued, launch targeted for Q4 2026. An operator's own vendor approval is a separate step. Certification status. Place facts reviewed October 2026.
At a glance · ATEX and IECEx
Checklist: ATEX and IECEx smartphone for Busan
| Check | What to look for | IS-04Z1 today |
|---|---|---|
| Marking | II 2 G Ex ib IIC T4 on the rating plate | Design target; not yet marked |
| EU-type examination certificate | Notified body number and certificate ID | In progress with TÜV; not issued |
| IECEx certificate of conformity | Number listed on the IECEx online register | In progress; not issued |
| Where it applies | Busan: Vessel tank spaces, Ship repair yards, Fuel and chemical storage | Classified by the site operator |
Product · Busan
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 Busan. 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 · Busan
Busan at a glance: who is there, what is classified
A short profile of the site and the kinds of classified area that matter for portable equipment.
Operators and companies on site
- HJ Shipbuilding & Construction
Classified areas to expect
- Vessel tank spaces
- Ship repair yards
- Fuel and chemical storage
- Port cargo handling
Local conditions · Busan
Site conditions at Busan: what wears and what limits equipment
Shipyards
HJ Shipbuilding & Construction, formerly Hanjin Heavy Industries, is based at Yeongdo-gu in Busan.
Field notes · Busan
More about Busan that matters for portable equipment
Busan: people and language
The foreigners' shopping street near the port and Busan Station caters to visiting ship crews, which shows the city is used to international seafarers and foreign contractors.
Busan: infrastructure
Busan Port Authority, set up in 2004, develops and manages the port, which handled a record 24.4 million TEU in 2024 and consists of the North Port, South Port, Gamcheon, Dadaepo and the automated New Port.
Busan: geography and layout
Busan has about 3.3 million residents, and its surrounding Southeastern Maritime Industrial Region, including Ulsan and South Gyeongsang, has around 8 million, making it a large industrial labour and supplier base.
Busan: climate and equipment wear
Busan has a mild humid subtropical climate influenced by the East Asian monsoon, with cool dry winters, rare temperature extremes and snow on only about four days a year.
The term · ATEX and IECEx
What “ATEX and IECEx” means for a smartphone
ATEX is the European legal framework for equipment used in explosive atmospheres (Directive 2014/34/EU). IECEx is the international certification scheme built on the IEC 60079 standards. Buyers outside Europe often ask for both: an IECEx certificate is the technical evidence most national regimes build on, while ATEX is the legal route into the European market.
For the IS-04Z1 both routes are in progress with TÜV in Germany and neither certificate has been issued. The marking target is II 2 G Ex ib IIC T4: equipment Group II (surface industry), Category 2 (Zone 1 gas), protection concept ib (intrinsic safety), gas group IIC and temperature class T4.
In Busan. A reviewer in Busan would expect ATEX and IECEx evidence for a handheld used in ship repair yards, fuel and chemical storage or cargo handling, since foreign vessel owners and contractors call at a busy international port. The IS-04Z1 certification is in progress, so only a datasheet is available. Each yard or terminal decides what it accepts.
The route · specification
Specifying an ATEX and IECEx smartphone for Busan
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 · Busan
Frequently asked questions
Can we buy an ATEX and IECEx smartphone in Busan 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 ATEX and IECEx smartphone in Busan 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.
Is the IS-04Z1 ATEX and IECEx certified?
Not yet. Both routes are in progress with TÜV in Germany and no certificate has been issued. Any listing that says otherwise is wrong.
Which areas at Busan would use it?
Likely candidates are vessel tank spaces, ship repair yards, fuel and chemical storage, port cargo handling. 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.
Why is Busan useful for sourcing or shipping hazardous-area equipment into Korea?
It is the country's busiest port, with frequent container services and a large forwarding and customs sector. Typical import checks include safety and radio approvals, so confirm requirements with your forwarder before shipping handheld devices.
Does Busan's climate cause problems for phones used outdoors?
It is relatively mild, with a humid subtropical climate, cool dry winters and a monsoon-influenced summer, so extremes are rare. Salt air near the port and summer humidity are the main concerns, so sealed connectors and regular cleaning are typical.
Are typhoons a concern for devices used at Busan quaysides?
Busan is among the most typhoon-prone Korean cities, so rain, wind and salt air are routine. The IS-04Z1 is designed to IP68 for dust and water, which helps, but that is not explosion protection. Check battery and charging plans for storm periods with the yard.
Related guides
Keep exploring
Related guides for Busan and for South Korea.
IECEx Mobile Phone Distributor in BusanSame place, different guide
Ex-Proof Mobile Phone in BusanSame place, different guide
Hazardous Area Mobile Phone Distributor in BusanSame place, different guide
Rugged Mobile Phone Distributor in BusanSame place, different guide
Intrinsically Safe Mobile Phone Distributor in BusanSame place, different guide
Industrial Mobile Phone in BusanSame place, different guide
ATEX and IECEx Mobile Phone Distributor in DaesanElsewhere in South Korea
ATEX and IECEx Mobile Phone Distributor in PohangElsewhere in South Korea
ATEX and IECEx Mobile Phone Distributor in IncheonElsewhere in South Korea
ATEX and IECEx Mobile Phone Distributor in YeosuElsewhere in South Korea
South Korea market guideCertification route and regulators
All guides for South KoreaEvery route we cover
Certification statusWhat is in progress
Enquiry · Busan
Ask about the IS-04Z1 for Busan, South Korea
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 · Busan
Launching Q4 2026
Planning for Busan?
Name the site and the operator and we will send what is available before launch.