W30U-EX i7-1255U 13.3 Inch Explosion-Proof Windows Tablet
W30U-EX gives field engineers more working room than an 8-inch tablet, and the Core i7-1255U (up to 4.7GHz) has the headroom for engineering software — but send us your actual application before assuming it fits. We test on your file, not on the CPU name.
Explosion-Proof: Ex ib ⅡC T4 Gb / Ex ib ⅢC T130℃ Db (petrochemical); Ex ib I Mb with MA/KA (coal & mining); ATEX II 2GD Ex ib IIC T5 Gb / Ex ib IIIC T95°C Db
CPU: Intel Core i7-1255U, 10 cores 12 threads, 1.7–4.7GHz
OS: Windows 11
RAM/ROM: 16GB DDR5 + 256GB M.2 SSD (2242) pluggable, up to 48GB / 2TB
Display: 13.3" 1920×1080 , 400cd/㎡ , 10-point G+FF wet-hand & glove touch
Battery: Dual removable batteries — 8300mAh main + 300mAh backup, 11.4V, hot-swap.
Integrated I/O: Gigabit RJ45, DB9 RS232 (optional 422/485), HDMI, Type-C USB3.0, USB-A 3.0 + USB-A 2.0×2, 3.5mm, TF (256GB), Nano-SIM, 14Pin POGO, 3 reserved aviation plugs
Network: WiFi 6E, Bluetooth 5.3; optional 4G/5G; GPS/BeiDou/Galileo/GLONASS, optional single-BeiDou
Protection: IP65, MIL-STD-810H 1.22m drop, -20°C~60°C (customizable -30°C~60°C), TPM security chip, login fingerprint standard
Optional Modules: 2D scanner (SE4107), NFC 13.56MHz, ID card reader, UHF RFID (2m/5m), fingerprint capture (3 options)

W30U-EX gives field engineers more working room than an 8-inch tablet, and the Core i7-1255U (up to 4.7GHz) has the headroom for engineering software — but send us your actual application before assuming it fits. We test on your file, not on the CPU name.
Technical Specifications
Processor Intel Core i7-1255U with 10 cores and 12 threads | ![]() System | ![]() Storage 16GB DDR5 + 256GB M.2 2242 SSD | ![]() Display 13.3-inch panel. Resolution is 1920 × 1080. Brightness is 400 cd/m². |
![]() Cooling Fanless passive design | ![]() Network Wi-Fi 6E (802.11ax, 2.4/5/6GHz), Bluetooth 5.3; optional 4G LTE / 5G | ![]() Battery 8300mAh at 11.4V | ![]() Drop Claim 1.22m, MIL-STD-810H test |
![]() ATEX Configuration II 2GD; Ex ib IIC T5 Gb / Ex ib IIIC T95°C Db | ![]() Petrochemical Gas Marking Ex ib IIC T4 Gb | ![]() Mining Ex ib I Mb with MA/KA | Dimensions/Weight 300.5*204.1*23.3mm, 2098 g |
| Project Package | Marking in the Specification | What Our Team Matches |
| Petrochemical gas | Ex ib IIC T4 Gb | Certificate copy with gas group, ambient range and label artwork |
| Petrochemical dust | Ex ib IIIC T130°C Db | Dust group and maximum surface temperature |
| Mining | Ex ib I Mb with MA/KA | MA and KA documents, both tied to this SKU |
| ATEX gas | II 2GD; Ex ib IIC T5 Gb | EU certificate and Declaration of Conformity |
| ATEX dust | II 2GD; Ex ib IIIC T95°C Db | T95°C marking and enclosure build |
ATEX follows Directive 2014/34/EU. It is not an IECEx certificate. Our team also keeps the T130°C petrochemical dust package separate from the T95°C ATEX package.

Frequently Asked Questions about W30U-EX ATEX II 2GD Windows tablet
1. What separates W30U-EX from compact Windows explosion-proof tablets?
At 13.3 inches, the screen changes the working area, and the Core i7-1255U raises compute headroom above N5100 models. Our team uses W30U-EX for engineering software that feels cramped on 8 inches.
2. What are the exact i7-1255U core specifications?
2 performance cores + 8 efficiency cores, 10 cores and 12 threads total, P-core turbo up to 4.7GHz. Note that's a turbo figure, not a constant all-core speed — sustained loads in the sealed chassis settle lower.
3. Will W30U-EX run CAD software?
Some CAD viewers and editing tools run well; others need a dedicated GPU or more cooling. We time the customer’s own file on 16GB DDR5 rather than promising “CAD performance” from the i7 name.
4. Does every W30U-EX include every approval route?
No blanket claim applies. Some orders use Ex ib IIC T4 Gb. Mining builds follow Ex ib I Mb. The ATEX route uses II 2GD. Our quotation binds one route to the ordered unit.
5. What does Ex ib IIC T4 Gb mean for a gas project?
It identifies intrinsic safety at EPL Gb. The gas group is IIC. T4 defines the temperature class. A proper review also reads the ambient range and the certificate conditions, not just the headline marking.
6. Does the ATEX configuration cover combustible dust?
The specification includes Ex ib IIIC T95°C Db under the ATEX II 2GD route. Our certificate matrix keeps that marking separate from the petrochemical T130°C dust build.
7. Is W30U-EX intended for Zone 0 or Zone 20?
With Gb and Db markings, the protection levels differ from Ga and Da. We do not state Zone 0/20 coverage for this W30U-EX page.
8. What mining documents accompany the Ex ib I Mb build?
For mining work, the route refers to MA and KA documents. Both document numbers and their validity dates go into the delivery file. The exact battery configuration closes the record. The exact W30U-EX battery configuration closes the record.
9. Is IP65 an explosion-protection rating?
No. IP65 measures ingress resistance to dust and water jets. Our Ex documentation addresses ignition risk through a separate assessment.
10. How does the dual-battery system work?
An 8300mAh pack supplies normal power. A 300mAh bridge holds the Windows session during a controlled exchange. Our manual must state the available swap time in seconds.
11. May an operator remove the main battery in a hazardous atmosphere?
At CENAVA, we move battery exchange to a safe area by default. A different procedure needs explicit wording in the matching certificate and user manual.
12. What runtime should a buyer expect?
A 6-hour figure appears in the draft specification without a defined test cycle. We measure at a defined brightness, with the radio on, under your actual workload — that's the number we quote.
13. Which display option suits outdoor engineering work?
At 1000 cd/m², the high-brightness build targets stronger ambient light. The 4K build targets fine detail. We test the actual panel sample rather than merging both upgrades into one claim — the 1000 cd/m² build and the 4K build are different units with different certificate coverage.
14. Which wired ports are built into W30U-EX?
Gigabit RJ45 forms the first wired path. DB9 RS232 handles serial work. HDMI reaches a display. The port sheet for your chosen motherboard identifies USB and POGO connections separately.
15. What are the 3 aviation connector positions used for?
Project design defines their functions. Pinout comes first, then voltage; isolation and the sealed cable assembly get separate entries in the drawing. Isolation and the sealed cable assembly receive separate entries in the drawing.
16. Are 4G and 5G available worldwide?
No single modem covers every operator. We choose a regional 4G or 5G module and record its Band table in the W30U-EX configuration sheet.
17. Which capture modules fit this tablet?
SE4107 scanning and NFC 13.56MHz have separate hardware paths. UHF or fingerprint capture adds another project BOM. The installed option appears in the certificate file under its exact part number.
18. What should a buyer send with an RFQ?
Send one software sample and the required Ex marking. Add the destination country plus battery procedure. Around those 4 inputs, we build the W30U-EX review.
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