SMARTCASE™ S903 Chassis Kit Solution

Industrial grade chassis for Mini-ITX motherboards

  • Compact Design
  • 190 x 75.2 x 189 mm
  • Dual Front USB Type-A connectors
  • Drive bay for 2x 2.5"" SSD
  • Optional/ Removable Front Panel mounting option
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Product Information

The compact SMARTCASE™ S903 chassis is designed for the industrial Mini-ITX motherboards K3836-Q/R, K3832-Q, K3831-H, and K3931-Nx and is suitable for a wide range of embedded and industrial applications. With its compact form factor of 190 × 75.2 × 189 mm and robust industrial-grade construction, the S903 enables reliable operation in space-constrained environments.

The chassis supports both passive cooling solutions up to 15 W TDP and active cooling solutions up to 35 W TDP, depending on the selected heatsink. It offers extensive integration options, including dual front USB Type-A connectors, support for up to two 2.5"" SSDs, optional front panel mounting, and multiple expansion apertures for antennas, COM ports, or power connectors. Security and serviceability are enhanced through features such as a Kensington lock, screw-on DC-IN connector, and industrial power button with LED.

A comprehensive portfolio of compatible accessories is available, allowing the SMARTCASE™ S903 to be flexibly adapted to specific application requirements. The chassis is designed for industrial use and supports standard certifications and approvals.

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Technical data

Dimensions (W x H x D)190 x 75.2 x 189* mm (* 197 mm with grounding bolt)
Colourblack
Weight≈ 1 kg
Operating TemperaturePassive heatsink (fanless): -10 °C ... +40 °C (max. 15W TDP. Depends on cooling solution)** Active heatsink (with Fan): -10 °C ... +45 °C (max. 35 W TDP)** ** Chassis ambient temperatur
Humidity5 % - 85 % relative humidity (non-condensing)

Downloads

Datasheet

PDF

SMARTCASE™ S903 Chassis Kit Solution Datasheet

888.51 KB | April 21, 2026

Manuals

PDF

General Safety Instruction

582.34 KB | March 26, 2026

Service

PDF

Kontron Services Brochure

476.99 KB | March 26, 2026

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