Active series · QSTECH / Chipshow

QSTECH / Chipshow H31 Series

indoor fine-pitch fixed: full front maintenance

Last verified: 2026-09-26 · Specs transcribed from official vendor pages and spec sheets.

Active
Pitches: 1.2, 1.5, 1.8, 2.5 mm
Categories: fine-pitch, fixed-install
Models cataloged: 4

Representative models

Model	Pitch	Brightness	Refresh	Grayscale	Cabinet / weight	Power max	Maint.	IP	Confidence	Source
DH3112	1.2 mm	550 nits	3,840 Hz	n/a	640 x 480 x 31 mm · 6.2 kg	n/a	front	n/a	high	Source
DH3115	1.5 mm	550 nits	3,840 Hz	n/a	640 x 480 x 31 mm · 6.2 kg	n/a	front	n/a	high	Source
DH3118	1.8 mm	n/a	3,840 Hz	n/a	640 x 480 x 31 mm · 6.2 kg	n/a	front	n/a	high	Source
DH3125	2.5 mm	n/a	3,840 Hz	n/a	640 x 480 x 31 mm · 6.2 kg	n/a	front	n/a	high	Source

“n/a” means the figure was not found in the vendor's public documents. Brightness figures are vendor-quoted and may use different measurement conditions; see the methodology.

Sources

Official product page: QSTECH / Chipshow H31 Series
Per-model source documents are linked in the Source column above.

All QSTECH / Chipshow series