skip to Main Content


Heng Yu is a Hong Kong based company, with a strong R&D center in our Hong Kong headquarter and powered by our own modern production campus in Zhuhai (Guangdong, China). The two offices are linked up together by the world’s largest and amazing bridge over the sea.

Get In Touch

Phone: +852 2394 1852
Address: Room 1503-05, NanFung Commercial Center, 19 Lam Lok Street, Kowloon Bay, HK

Our Location

852-2394 1852

KVS-157B / 177B (ARM-Linux)



Main Features

  • Powered by ARM Cortex-A7 CPU
  • Running Debian Linux, with QT
  • KVS177B: 17” Industrial Grade TFT panel(1280 x 1024)
  • KVS157B: 15” Industrial Grade TFT panel(1024 x 768)
  • Metal enclosure, sealed design
  • Cables are sealed with the housing
  • Support VESA mounting
  • With optional ELO touch(USB / RS232)
  • With optional KVS software (Heng Yu Easy-KVS®)
  • With external power adaptor
  • Complied with IP65

Technical Specification

Processor Board CPU ARM1176JZF-S (ARM11) 700MHz
RAM 512 MB
System Chipset BroadcomBCM2835
Storage SD / SDHC
Software OS Debian (Kernel: 3.18.11)
GUI Environment QT
KVS Software (Optional) Heng Yu Easy-KVS
Panel Viewing Area KVS177B: 17”

KVS157B: 15”

Resolution KVS177B: 1280 x 1024

KVS157B: 1024 x 768

Active Display Area

(L x W), mm

KVS177B: 337.920 x 270.336

KVS157B: 304.128 x 228.096

Display Color 16.7M colors
Response Time 8 ms
Contrast Ratio KVS177B: 1000:1 (typ.)

KVS157B: 600:1 (typ.)

Viewing Angle 80° U / 80° D/ 85° L / 85° R
Luminance KVS177B: 350 cd/m2 @ 7.5mA

KVS157B: 250 cd/m2 @ 7.5mA

Interfaces LAN RJ45, 10/100Mbps
USB 2 x USB type A Female
RS232 Standard DB9 Male
Audio 3.5mm Audio Jack
Power Adaptor Input Universal AC100~240V, 50/60Hz
Output DC +12V,5A
Power Management VESA DPMS
Consumption ≦24W
Environment Storage Temperature -25℃ ~ 70℃
Operating Temperature 0℃ ~ 42℃
Operating Humidity 10% ~ 85%
Mounting Standard VESA (100mm x 100mm)
Others Touch panel ELO 5-wire resistive
Metal Keypad MK15E (Stainless keys, IP65)
Product Dimensions L x W x T (Thickness), mm KVS177B: 398.4 x 333.9 x 62

KVS157B: 370.2 x 284.6 x 62

Packaging Dimensions L x W x T (Thickness), mm KVS177B: 500 x 150 x 445

KVS157B: 485 x 160 x 395

Back To Top