FIELD TABLETS & LAPTOPS
Dell Chromebook 3120 2-in-1 Screen Protector
The Dell Chromebook 3120 2-in-1 is a field-service tablet with a 11.6" display, 256.13 × 144 mm active area, 1366x768 resolution. Field tablets split time between vehicle mounts and ground use: outdoor readability, mounting hardware, and drop exposure drive film choice. Anti-glare film is the most requested option for outdoor work. Screen dimensions are sourced from manufacturer documentation; protector cut dimensions are confirmed with the supplier before production.
Specs last verified 2026-09-05 · every fact links its source below.
Protector availability for this model
Where the OEM lists a screen protector accessory the part number is shown with its source; custom-cut options cover rugged cases where the accessory line stops.
FIRST-PARTY (OEM)
None found
AFTERMARKET
No dedicated protector found
CUSTOM-CUT (VIA RFQ)
Available: matched suppliers cut to this model
Free for buyers. Cut dimensions are confirmed with the supplier before any production run.
Device and display data
| Manufacturer: | Dell |
|---|---|
| Device family: | Chromebook 3120 |
| Display diagonal: | 11.6 insource ↗ |
| Screen width (active): | 256.13 mmsource ↗ |
| Screen height (active): | 144 mmsource ↗ |
| Display resolution: | 1366x768source ↗ |
| Touch input: | touch option (type not named in manual)source ↗ |
| Screen type: | Unknown |
| Brightness: | Unknown |
| Screen surface (device): | Unknown |
| Screens on device: | Unknown |
| Rounded corners: | Unknown |
| Aspect ratio (derived): | 16:9 |
| Pixel density (derived): | 135 PPI |
| Device width (housing): | Unknown |
| Device height (housing): | Unknown |
| Device depth (housing): | Unknown |
| IP rating (device): | Unknown |
| Weight: | Unknown |
| Cut dimensions: | Verification required |
Screen dimensions are the device’s active display area, not protector cut dimensions. Cut sizes depend on bezel geometry and adhesive design and are confirmed with the supplier before any production run. Housing dimensions are the overall device body, not the screen. Aspect ratio and pixel density are derived from the sourced values above.
OEM cleaning guidance
- isopropyl alcohol 70% / 30% water mixture on damp microfiber clothsource ↗
Published by the device manufacturer for the device. We make no compatibility claims about any screen protector and these chemicals.
Protection decision factors
Field drops
Consider
Frequent cleaning
Check OEM chemistry below
Glove or stylus
Verify workflow
Frequently asked questions
What screen size is the Chromebook 3120 2-in-1?
The Chromebook 3120 2-in-1 has a 11.6" display with a 256.13 × 144 mm active area, per Dell documentation.
Does Dell make a first-party screen protector for the Chromebook 3120 2-in-1?
We found no first-party protector for this model in the sources checked; custom-cut via matched suppliers is the current path.
What cleaning products can be used on the Chromebook 3120 2-in-1 screen?
Dell publishes guidance covering 1 cleaning agent for this device, listed in the OEM cleaning guidance section above. That guidance applies to the device's own screen; we make no compatibility claims between any cleaning chemical and any screen protector.
Can screen protectors for the Chromebook 3120 2-in-1 be sourced in quantity?
Yes. Submit a specification request with quantity and deployment environment, and matched suppliers respond with options cut for this model. Cut dimensions are confirmed with the supplier before any production run.
Material shortlist
PET film
Thin profile- Low profile
- Cost-effective at fleet quantity
- Verify cleaning-chemical compatibility with the supplier
✓ Discuss fit for your workflow
TPU film
Flexible film- Flexible application on curved areas
- Verify impact behavior with the supplier
- Confirm wear characteristics for your replacement cycle
ⓘ Evaluate based on workflow
Tempered glass
Rigid glass- Rigid construction
- Confirm thickness and touch sensitivity on your models
- Verify glove and stylus behavior with the supplier
ⓘ Confirm cut and fit first
Where this device runs
Industry guides covering the deployment conditions and cleaning chemistry this device faces.
Sources▾
- Model existence: https://www.dell.com/en-us/shop/dell-laptops/chromebook-3120-laptop-or-2-in-1/spd/chromebook-11-3120-2-in-1-laptop
- screen.widthMm: https://www.dell.com/support/manuals/en-lk/chromebook-11-3120-2-in-1-laptop/chromebook_3120_om/display?guid=guid-73e1ca36-2dcd-41d4-b0bd-abbae75a1deb&lang=en-us
- screen.heightMm: https://www.dell.com/support/manuals/en-lk/chromebook-11-3120-2-in-1-laptop/chromebook_3120_om/display?guid=guid-73e1ca36-2dcd-41d4-b0bd-abbae75a1deb&lang=en-us
- screen.diagonalIn: https://www.dell.com/support/manuals/en-lk/chromebook-11-3120-2-in-1-laptop/chromebook_3120_om/display?guid=guid-73e1ca36-2dcd-41d4-b0bd-abbae75a1deb&lang=en-us
- screen.resolution: https://www.dell.com/support/manuals/en-lk/chromebook-11-3120-2-in-1-laptop/chromebook_3120_om/display?guid=guid-73e1ca36-2dcd-41d4-b0bd-abbae75a1deb&lang=en-us
- screen.touchTechnology: https://www.dell.com/support/manuals/en-lk/chromebook-11-3120-2-in-1-laptop/chromebook_3120_om/display?guid=guid-73e1ca36-2dcd-41d4-b0bd-abbae75a1deb&lang=en-us
- cleaning: https://www.dell.com/support/kbdoc/en-us/000133659/guidance-for-keeping-your-dell-technologies-equipment-clean
- cleaning[0]: https://www.dell.com/support/kbdoc/en-us/000133659/guidance-for-keeping-your-dell-technologies-equipment-clean
Research notes: Same Chromebook 3120 Owner's Manual display table as the clamshell (touch No/Yes options, TN, 256.13 x 144 mm active area, 294.64 mm diagonal, 1366x768, 220 nits); Dell publishes one manual for the 3120 line. [unverified] Dell shop page search result describes the 2-in-1 as IPS touch with USI pen support, conflicting with the manual's TN entry.
Also known as: Chromebook 11 3120 2-in-1, Dell Chromebook 11 3120 2-in-1
Related Chromebook 3120 models: Dell Chromebook 3120Dell Chromebook 3100Dell Chromebook 3100 2-in-1Dell Chromebook 3110Dell Chromebook 3110 2-in-1Dell Chromebook 5190 2-in-1