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1U L1U

L1U 1U Power Supply

This is an EPS 12 V industrial switch mode power supply with 80 PLUS® Gold efficiency rating. The series comes in two power versions; 500 Watts and 400 Watts. This unit has fully modular cabling and it meets important EMI, EMC and safety standards and with many protection features it is considered to be very safe. With its stability and quality electrical components it is a very reliable and power supply for any kind of industrial application.

  • EPS 12 V
  • 80 PLUS Gold Certified
  • Safety: CB, cUL, TUV, BSMI
  • EMI / EMC: CE, FCC, RCM
  • Dimensions: 235 mm (L) x 100 mm (W) x 40 mm (H)

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Overview

H1UL1UH2UL2U
80PLUS 80PLUS Gold 80PLUS Gold
Intel EPS1U v2.1 compliant Yes Yes Yes Yes
ATX 12 V v2.2 compliant Yes Yes Yes Yes
Dimensions 235 mm (L) x 100 mm (W) x 40 mm (H) 235 mm (L) x 100 mm (W) x 40 mm (H) 400 W and 460 W: 225 mm (L) x 100 mm (W) x 70 mm (H)
600 W: 270 mm (L) x 100 mm (W) x 70 mm (H)
245 mm (L) x 100 mm (W) x 70 mm (H)
DC to DC converter design No Yes No Yes
Forward converter circuit Yes No Yes No
Fully modular cables Yes Yes Yes Yes
Fixed cables No No No No
40 mm double ball bearing fan Yes Yes No No
60 mm double ball bearing fan No No Yes Yes
S3FC - including Fanless mode No Yes No Yes
S2FC - Smart and Silent Fan Control Yes No Yes No
Easy-swap connector design No No No No
Zero minimum load on 3.3 V rail Yes Yes Yes*
* Not applicable to 600 W
Yes
Short circuit protection on all outputs Yes Yes Yes Yes
Over voltage protection Yes Yes Yes Yes
Over power protection Yes Yes Yes Yes
100 % HiPot test Yes Yes Yes Yes
100 % Burn-in, high temperature cycled on/off Yes Yes Yes Yes
Safety compliance CB, cUL, TUV, CCC, BSMI CB, cUL, TUV, BSMI CB, cUL, TUV, CCC, BSMI*
* Not applicable to 600 W
CB, cUL, TUV, BSMI
EMI/EMC compliance CE, FCC, RCM CE, FCC, RCM CE, FCC, RCM*
* Not applicable to 600 W
CE, FCC, RCM

Specifications

SS-500L1U

Specifications
Input frequency 50 / 60 Hz
Efficiency 80 PLUS Gold
Line regulation ± 1 % (typical)
Load regulation ± 5 % (typical)
Cross regulation ± 5 % (typical)
MTBF, full load @ 25 °C ambient (excl. DC fan) > 100,000 hours
Active Power Factor Correction 99 % (typical)
DC Outputs
+3.3 V +5 V +12 Combined -12 V +5 Vsb Total continuous power Input Type
 20 A 20 A 40 A 0.3 A 2.5 A 500 W 100–240 VAC
100 W (max.) 480 W 3.6 W 12.5 W