Modulus MRC 303-F Rack mount computer Level B

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The Modulus MRC 303-F rack-mount computer is part of our naval range of products and is designed for use in semi-rugged environments. MRC 303-F makes use of industrial grade components and is designed for quiet operation in confined spaces.

This rugged rackmount computer is TEMPEST Level B and MIL STD 461F compliant.

Additional information

Computer platform

Intel-based Intel® CoreTM 6th gen i7/i5/i3 LGA 1151


8 GB (2 x 4 GB 260-pin SO-DIMM) (max 32GB) DDR4 2133 MHz SDRAM

Video out

1 x VGA (D15), 1 x DVI

Serial connectivity

4 x USB 3.0, 4 x USB 2.0 (1 x USB 3.0 on front panel)
Optional RS-232/422/485 configurations available

Network connectivity

2 x Realtek 8111G – based RJ-45
(optional extra network connectivity configurations available)

Internal connectivity

3 x SATA-3, 2 x Mini-PCI-e

Noise level

< 36 dBA at normal operation

Power supply

6-30 V DC, 220 V AC optional


Designed to exceed 30 000 hours

Temperature range

0 – 60° C (operating) * -40 ~ 85° C (storage)
Range may vary depending on configuration


241 x 450 x 89 mm (2U, half-rack mount, side and top rack mounting options available)
Dimensions may vary depending on configuration.


4.5 kg (may vary with configuration)


NATO SDIP 27/1 Level B
Product components conform with CE and RoHS requirements where applicable