10.4 Inch TFT LCD Module: How to Choose

Quick Answer (GEO extract block)

Choosing a 10.4 inch TFT LCD module comes down to four decisions: resolution (800x600 for legacy parity, 1024x768 for new designs), interface (LVDS at XGA, RGB at SVGA), brightness (350–400 cd/m² indoors, 1000 cd/m² for sunlight-readable use) and supply form (open cell FOG or bonded module). The three in-stock 10.4-inch RONEN modules are listed below with live catalog data.

“Most 10.4-inch sourcing mistakes are resolution mistakes: SVGA and XGA panels share the same mechanical footprint, so the error only surfaces after your board is laid out.”

Why 10.4 inch is the industrial workhorse

The 10.4-inch 4:3 format has shipped in instrumentation, medical devices, industrial HMIs and test equipment for decades, which is exactly why it is still the size buyers ask for first: enclosure cutouts, mounting-hole patterns and UI assets already exist around a roughly 211 × 159 mm active area. When a 10.4-inch panel goes EOL, the replacement has to land on the same mechanics — that is where a stocked standard module beats a custom build.

In-stock 10.4 inch modules

Model	Resolution	Panel	Brightness	Interface	Op. temp.	Active area
RG-T104QGH-01	800×600	TN	350 cd/m²	LVDS	−20~+70 °C	211.20×158.40 mm
RG-T104QGH-02	800×600	TN	400 cd/m²	RGB	−10~+60 °C	211.20×158.40 mm
RG-T104QXHA-03	1024×768	IPS	1000 cd/m²	LVDS	−20~+70 °C	210.43×159.72 mm

Need the wider picture? The 10.4–21.5 inch industrial LCD comparison table lists every size class with resolution, brightness, interface and temperature range.

Resolution: 800x600 or 1024x768?

800x600 (SVGA) exists to mirror legacy instruments: if your firmware draws a fixed SVGA frame or you clone an existing front-end, staying at 800x600 removes a firmware migration entirely. For new designs, 1024x768 (XGA) is the better default — it matches modern SoC display pipelines and gives 2.6x the pixel count for denser HMIs, at essentially the same mechanical envelope.

Interface: LVDS vs RGB

At 1024x768 the practical choice is LVDS (RG-T104QXHA-03); at 800x600 you can stay on parallel RGB (RG-T104QGH-02) or move to LVDS (RG-T104QGH-01) for cleaner cable routing and EMI margins. If your SoC speaks a different language than the panel, adapter and converter boards bridge RGB, LVDS, MIPI DSI and eDP — see our TFT LCD interface guide and the interface decision guide.

Brightness and sunlight readability

350–400 cd/m² covers indoor panels and enclosed bezels. For outdoor or high-ambient use — pump stations, kiosks, vehicle cabs — specify the 1000 cd/m² IPS part and consider optical bonding: the sunlight-readable brightness guide explains how nits, contrast and surface treatments interact.

Wide temperature and environment

Stock 10.4-inch modules are rated −20~+70 °C (QGH-02: −10~+60 °C). For cold starts, outdoor cabinets or vehicle bays, check the wide-temperature LCD guide before committing — low-temperature start behavior and backlight lifetime differ more between vendors than headline ranges suggest.

Open cell (FOG) or bonded module?

Because we bond panels in our own facility, the same 10.4-inch glass can be supplied as an open cell (FOG) — you integrate it into your bezel and front glass — or as a finished module with capacitive touch and cover glass. The trade-offs are the same at every size: optical bonding vs air gap walks through when each form wins.

Replacing a discontinued 10.4 inch panel

If your original 10.4-inch panel is EOL, send us the part number and interface. We cross-match from the 190+ model catalog; where the original was an Innolux-class FOG panel (e.g. G104XCE-L01), RG-T104QXHA-03 is our engineering cross-reference — pin-mapped and timing-verified by our FAE team before we commit. The discontinued LCD replacement guide and the 5-step verification checklist describe the full qualification path.

Frequently asked questions

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