1U ±24V DC Industrial PC ATX Power Supply 100mm width


1U ±24V DC Industrial PC ATX Power Supply 100mm width

Series Model No. Output Watts Input Voltage Input Voltage range Polarity reverse protection
24 STC-24700I 700W continuous  ±24V DC ±18V ~ ±36V DC Max 60V DC
STC-24550I  550W continuous 
STC-24400I  400W continuous 
STC-24300I  300W continuous 
   
ENVIRONMENTAL CONDITIONS:   
● Cooling: Forced Air-cooling, 40x40x28 mm Fan x 2 (With Two Ball Bearing)
● Fan Noise Level: Load 50% 65dBA
Load 70% 69dBA
Load 100% 73.5dBA
Tested Distance is 1 meter
● Fan brand: DELTA, NMB, SUNON, SUNON IP68 (for H version).
Specifications are equivalent
● Operating Temperature: 0°C ~ +50°C Full Load
  -20°C ~ +60°C Full Load * optional H version (Black color chassis)
● Operating Humidity: 20%~85% RH Non condensing
  90% RH Non condensing * optional H version (Black color chassis)
● Storage Temperature -20°C~+80°C (-40°C~+80°C for STC-24700I)
● Storage Humidity: 10%~90% RH. (Non condensing)
● Operating Altitude 10M Below Sea level and 3000M Above Sea level
   
DC INPUT CHARACTERISTICS:  
● Input connector type 40A/300V Single table type Terminal x 2
● Input Current  24.9A/50A(700W) 19A/38A(550W) 14A/28A(400W) 9A/21.5A(300W)
  @Full Load High Line & Low Line
● Inrush Current Less than 20A Cold start @25°C ambient
   
DC OUTPUT CHARACTERISTICS:  
Output Voltage Regulation Output Current Ripple & Noise
Load Line Cross 700W 550W 400W 300W
Min. Max. Min. Max. Min. Max. Min. Max.
+5V ±5% ±1% ±5% 0.5A 35A 0.5A 35A 0A 40A 0A 30A 50mV
+12V 1A 48A 1A 40A 0A 30A 0A 20A 120mV
+3.3V 0.5A 22A 0.5A 22A 0A 22A 0A 21A 50mV
-12V ±8% 0A 0.3A 0A 0.3A 0A 0.3A 0A 1A 120mV
+5VSB ±5% 0.1A 2.5A 0.1A 2.5A 0A 2.5A 0A 3A 50mV
Maximum continuous combined load on +3.3V & +5V DC output shall not exceed 200 166     Watts
Maximum continuous combined load on +3.3V & +5V &12V DC output shall not exceed 670 520 370 270
Maximum continuous total DC output power shall not exceed 700 550 400 300
MOQ requirement       30 pcs  
   
OVERALL PERFORMANCE:   
● Efficiency 75% (550W), 72% (700W) typical @24V DC Full Load
● Power Good Signal   TTL Compatible signal, on delay 100~500ms, off delay 1ms min
● Short Circuit Protection (SCP) All output equipped with SCP (shutdows and latch off)
● Over Power Protection (OPP) Peak power protected to 130%±10% of continuous rated power
  (shutdown and latch off)
● Over Voltage Protection (OVP) +3.3V@4.5V, +5V@6V, +12V@15.6V
   
RELIABILITY:  
● MTBF (Mean Time Between Failure): 100 000 hours @max. Load, 24V DC & 25°C ambient
● Safety Standards Meet IEC60950-1, EN60950-1
● Safety Approved  
● EMI Compatibility (EMC) Standard EN55032:2015/AC:2016, CISPR32:2015, EN6100-3-2:2014,
  EN6100-3-3:2013, EN55024:2010 +A1:2015
   
   
ISOLATION:
 
● INPUT and OUTPUT are isolated by transformers and optical couplers
● Dielectric Withstand: INPUT to OUTPUT: 500V DC for 60 seconds
● Dielectric Withstand: INPUT to FRAME GROUND: 500V DC for 60 seconds
● Leakage Current: <0.005μA @ 24V DC
   
Output Connector specific:  
● ATX 24 Pin x 1: Molex 29-01-2240 or equivalent
● ATX 12V(P4) 4 Pin x 1: Molex 39-01-2040 or equivalent
● HDD, DVD 4 pin x 7: Molex 8981-04P or equivalent
● FDD 4 pin x 1: AMP171822-4 or equivalent
● Serial ATA x 2: Molex 675820000 or equivalent
● CPU EPS 8 pin x 1: Molex 39-01-2080 or equivalent
● PCIe 12V 6+2 pin x 2  
   
   
Standard Output Cable Length:  
● 550 mm ±50 mm / 21.6 inches
   
   
PCB specific:  
● 2 layer STC-24300I, STC-24400I, STC-24550I
● 4 layer STC-24700I
● Copper 3 Oz each layer
● Thickness: 1.6 mm
● Material: FR4
● PCB material origin: Taiwan
   
Power chassis Dimension:  
● 205(L) x 100(W) x 40.5(H) mm / 8.07(L) x 3.94(W) x 1.59(H) inches / STC-24300I, STC-24400I
● 220(L) x 100(W) x 40.5(H) mm / 8.66(L) x 3.94(W) x 1.59(H) inches / STC-24400I (OPTIONAL)
● 240(L) x 100(W) x 40.5(H) mm / 9.44(L) x 3.94(W) x 1.59(H) inches / STC-24550I
● 340(L) x 100(W) x 40.5(H) mm / 13.38(L) x 3.94(W) x 1.59(H) inches / STC-24700I
   
Net Weight:  
● 2 kg / 4.41 lbs STC-24400I
● 2.2 kg / 4.58 lbs STC-24550I
● 2.7 kg / 5.29 lbs STC-24700I
   
   
Gross Weight:  
● 2.1 ~ 2.4 kg / 4.63 ~ 5.29 lbs
   
   
Packing Detail:  
● 8 pcs N.W.: 15.7 kg / 34.6 Lbs G.W.: 18 kg / 39.68 / STC-24400I
● 8 pcs N.W.: 17.6 kg / 38.8 Lbs G.W.: 20 kg / 44.09 / STC-24550I
   
Measurement of Carton
● 0.049 m3 / 1.73 Cuft STC-24400I

DOWNLOAD_specification_1UATX_STC_24700I
DOWNLOAD_CHASSIS&CABLE_STC-1U-2010-205-20210817.pdf
DOWNLOAD_wire_harness_stc-dtd-1u-340-20231104.pdf
DOWNLOAD optional Input connector specification_62GB-12E14-04PN-s.pdf
DOWNLOAD_enclosure_wire harness_stc-dtd-1u-240-20220802s.pdf