html{display:none} SEL-3355 - Specifications | Schweitzer Engineering Laboratories


CPUIntel Xeon E3-1505L quad-core, 2.0 GHz, 64-bit
Intel Xeon E3-1505M quad-core, 2.8 GHz, 64-bit+
Memory4–64 GB DDR4 RAM with error-correcting code (ECC)
StorageUp to 4 SSDs, 32–1,920 GB each, 2.5" SATA II (3.0 GB/s)
Multiple SSD options available
Storage RedundancyRAID 0, 1, 5, and 10 (hot-swappable)
Chassis19” Rack mount, 3U
19” panel mount, 3U
Expansion Slots5 (2 PCIe x4, 2 PCIe x1, 1 32-bit PCI)
Power SupplyHot-swappable SEL-9331 PSUs (single or dual redundant)
  • Medium-voltage 48 Vdc
  • High-voltage 125/250 Vdc or 120/220/240 Vac
Display/VideoSupports up to 3 monitors
4K maximum resolution
1 DisplayPort 1.2 output with Multi-Stream Transport (MST)
2 DVI-D outputs
USB2 front USB 3.1 ports
4 rear USB 3.1 ports
Ethernet2 rear Gigabit ports, copper RJ45
Up to 8 additional ports, copper or fiber small form-factor pluggable (SFP) transceiver, via SEL-3390E4 PCIe cards
Up to 2 additional 10/100/1000 Mbps ports, copper or LC fiber SFP transceiver, via SEL-3390T PCIe card; only one SEL-3390T card supported per device
Serial2 rear DB-9 EIA-232 ports
Up to 24 additional ports, RJ45 EIA-232/422/485, via SEL-3390S8 PCIe cards
IRIG-BCOM1 serial port IRIG-B input
Optional SEL-3390S8 serial port IRIG-B input and outputs
Optional SEL-3390T BNC IN/OUT for IRIG-B time protocol; only one SEL-3390T card supported per device
AudioAnalog 3.5 mm TRS jacks:
Line input, line/headphone output, microphone input
Digital audio outputs: DVI-D1, DVI-D2, Intel Display Audio
Alarm/Contact OutputForm C alarm contact output
BIOSUEFI and legacy boot support
Secure boot support
Trusted Platform Module (TPM)Infineon SLB 9670AQ TPM 2.0
Operating Temperature RangeWith E3-1505L CPU: –40° to +75°C (–40° to +167°F)
With E3-1515M CPU: –40° to +60°C (–40° to +140°F)
Supported Operating SystemsSEL OSs:
  • RTAC
  • Blueframe*
Supported third-party OSs:
  • Microsoft Windows 8
  • Microsoft Windows 10*
  • Microsoft Windows Server*
  • Red Hat Enterprise Linux (RHEL)
  • CentOS Linux
  • Ubuntu LTS Linux
  • SUSE Linux
  • VMware ESXi

The SEL-3355 can be converted between Windows and Blueframe OSs, offering the flexibility to upgrade existing hardware. Conversion kits also support the RTAC OS. For more information about OS conversion kits, contact your local sales or customer service representative.

Other FeaturesConformal coating

+Model option
*Orderable as a factory-installed option