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1U H1U

H1U 1U Power Supply

This Seasonic industrial power supply is 80 PLUS® efficiency rated and it features a high reliability ball bearing fan. Fully modular cables and easy-swap connectors add a new dimension to its versatility, while the Seasonic Smart and Silent Fan Control (S2FC) system make it a silent performer. These units comply with the latest PFC harmonics (IEC1000-3-2 and EN61000-3-2 standards) and are protected against short circuit, over voltage and over power. On the 3.3 V rail there is no minimum load requirement for this unit to work properly.

  • EPS 12 V
  • 80 PLUS Certified
  • Safety: CB, cUL, TUV, CCC, 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-460H1U

Specifications
Input frequency 50 / 60 Hz
Efficiency (220 V AC - 240 V AC, full load) 83 % (typical)
Efficiency (100 V AC - 120 V AC, full load) 80 % (typical)
Dielectric withstand, input to frame/ground 1800 VAC, 1 sec
Dielectric withstand, input to output 1800 VAC, 1 sec
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 21 A 34 A 0.8 A 3 A 460 W 100–240 VAC
130 W (max.) 408 W 9.6 W 15 W