Field scale
Ghawar measures about 280 by 30 km and is divided into zones including Ain Dar and Shedgum, Uthmaniyah, Hawiyah and Haradh, so sites are widely spread.
Al Ahsa · Ex-proof
Ex-Proof Mobile Phone Distributor in Al Ahsa
Al-Ahsa is the largest governorate in Saudi Arabia by area, with Hofuf as its seat and a 2022 population of about 1.1 million. The Ghawar oil field, the world's largest conventional field, lies within it and is operated by Aramco, creating Zone 1 areas at wells and gas handling facilities. Distribution partners for Al-Ahsa (Hofuf) are being identified ahead of the Q4 2026 launch of the IS-04Z1.
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
DeviceMobile Phone
RouteDistribution
WhereAl Ahsa
Short answer. Al-Ahsa (Hofuf) has no appointed SAMS distributor yet: the IS-04Z1 is pre-launch (certification in progress, no certificate issued, launch planned for Q4 2026), and distributor applications are open.
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 · Ex-proof
Checklist: Ex-proof mobile phone for Al-Ahsa (Hofuf)
| 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 | Al-Ahsa (Hofuf): Water injection facilities, Pipeline pump stations, Oil wellsites and gathering | Classified by the site operator |
Product · Al Ahsa
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 Al Ahsa. 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 · Al-Ahsa (Hofuf)
Working in Al-Ahsa (Hofuf): 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
- Saudi Aramco
Classified areas to expect
- Oil wellsites and gathering
- Associated gas handling
- Water injection facilities
- Pipeline pump stations
Local conditions · Al-Ahsa (Hofuf)
Conditions in Al-Ahsa (Hofuf) that affect handheld equipment
Climate
Hot desert climate with high summer temperatures and dust.
Field notes · Al-Ahsa (Hofuf)
More about Al-Ahsa (Hofuf) that matters for portable equipment
Al-Ahsa (Hofuf): rules and approvals
Saudi Arabia's Communications, Space and Technology Commission issues radio type-approval certificates, renewed every two years, and accepts European test documents for handsets.
Al-Ahsa (Hofuf): background
Ghawar was discovered in 1948 and put on stream in 1951; it is entirely owned and operated by Saudi Aramco, so one operator's rules cover the oil-field work.
Al-Ahsa (Hofuf): who works there
Aramco's 2019 bond prospectus put Ghawar's maximum output at 3.8 million barrels a day, well below the older market estimate of more than 5 million.
Al-Ahsa (Hofuf): geography and layout
The governorate has fertile land and abundant water, and has historically been a trade crossroads linking Arabia with Persia and India.
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 Al-Ahsa (Hofuf). Associated gas handling and wellsites suggest Zone 1 gas areas, so a marking check reads the zone, gas group and temperature class from the operator's classification. Fuels and gas are often in the lower groups, but the operator decides. The IS-04Z1 target marking is II 2 G Ex ib IIC T4.
The route · distribution
Distributing the IS-04Z1 in Al Ahsa
Distribution of the IS-04Z1 is by authorised partners only, and SAMS has not yet granted a territory for Al-Ahsa (Hofuf). Each application is reviewed on its merits. Because opening a certified Ex handset in an ordinary workshop invalidates its certificate, the partner must be able to support and service the device locally.
What SAMS looks for in a partner
- Operator relationships
- Existing supplier registrations or a clear route to them with the main operators and contractors in Al-Ahsa (Hofuf).
- Ex-competent staff
- People who understand zone classification, markings and the conditions of a certificate.
And equally important
- Local-language support
- Documentation, training and helpdesk in the languages the workforce uses.
- Service capability
- Spares, battery replacement and repair routed through SAMS-approved channels.
Questions · Al Ahsa
Frequently asked questions
Can we buy an Ex-proof mobile phone in Al Ahsa 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 mobile phone in Al Ahsa 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 Al-Ahsa (Hofuf) would use it?
Likely candidates are oil wellsites and gathering, associated gas handling, water injection facilities, pipeline pump stations. Which areas are classified, and to what zone, is set by the site operator's own area classification drawings.
How do I become a SAMS distributor for Al-Ahsa (Hofuf)?
Apply through the distributor page with your company details and the territory you cover. SAMS reviews applications company by company and has not yet granted a territory for Al-Ahsa (Hofuf).
Are Al-Ahsa oil facilities close to towns and farmland?
Often yes. The Al-Ahsa oasis and Hofuf sit on the eastern flank of the Ghawar field, so wellsites, gas handling and pipelines can be near settlements and agricultural land. Follow the operator's access and gate procedures rather than assuming open public roads lead to sites.
Why are Ghawar facilities spread over such a wide area?
Ghawar is divided into five production areas running north to south, and the governorate covers about 375,000 square km. Teams often travel long distances between sites, so plan device charging, spare batteries and offline documentation rather than relying on constant connectivity.
Will a phone work across such a large field?
Ghawar is divided into several zones and sites are widely spread, so coverage and travel time vary. Ask the site operator about network coverage and whether devices need to work offline. Device management through EMM or MDM should be planned around that, and handsets are best charged at a safe base.
Related guides
Keep exploring
Related guides for Al Ahsa and for Saudi Arabia.
Hazardous Area Mobile Phone Distributor in Al AhsaSame place, different guide
Intrinsically Safe Mobile Phone Distributor in Al AhsaSame place, different guide
Industrial Mobile Phone in Al AhsaSame place, different guide
IECEx Mobile Phone in Al AhsaSame place, different guide
ATEX and IECEx Mobile Phone in Al AhsaSame place, different guide
Explosion-Proof Mobile Phone Distributor in Al AhsaSame place, different guide
ATEX and IECEx Mobile Phone Distributor in RiyadhElsewhere in Saudi Arabia
ATEX and IECEx Mobile Phone Distributor in Ras TanuraElsewhere in Saudi Arabia
ATEX and IECEx Mobile Phone Distributor in YanbuElsewhere in Saudi Arabia
ATEX and IECEx Mobile Phone Distributor in DhahranElsewhere in Saudi Arabia
Saudi Arabia market guideCertification route and regulators
All guides for Saudi ArabiaEvery route we cover
Certification statusWhat is in progress
Enquiry · Al-Ahsa (Hofuf)
Ask about the IS-04Z1 for Al-Ahsa (Hofuf), Saudi Arabia
Send the site, zone and gas group and roughly how many handsets. We reply by email with the datasheet and the certification schedule.
Enquiry · Al-Ahsa (Hofuf)
Launching Q4 2026
Planning for Al Ahsa?
Tell us the zone, gas group and operator. We will send the datasheet and the certification schedule.