Chieftec logo MPN: CPX-750FC

Chieftec Atmos power supply unit 750 W 20+4 pin ATX ATX Black

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Wattage
750 W
Efficiency rating
80 PLUS Gold
Depth
140 mm
Width
150 mm
Height
86 mm
Weight
1490 g
Purpose
PC/server
ATX version
3.0
Cabling type
Fully-Modular
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Overview

The CHIEFTEC ATMOS series is built to Intel‘s ATX 3.0 standard and supports
PCIe GEN5 with 80 PLUS® GOLD certified efficiency, delivering exceptional
performance up to 850W. The ATMOS series features a state-of-the-art technical
design including an SRC Full-bridge converter with DC-to-DC technology, and
Japanese capacitors to ensure longevity and stability.

The ATMOS 120mm FDB silent fan optimizes the balance between cooling
and noise with excellent durability, while the ECO fan mode enables fanless
operations at low loads. CHIEFTEC’s multiple security protection technology is
designed to keep your system safe.

Technical Specifications

Physical

5 SPECS
Depth
140 mm
Width
150 mm
Height
86 mm
Weight
1490 g
Colour
Black

Power

2 SPECS
Wattage
750 W
Efficiency rating
80 PLUS Gold

Cooling

1 SPEC
Fan size
120

General

28 SPECS
Purpose
PC/server
ATX version
3.0
Cabling type
Fully-Modular
Power factor
0.9
Input current
9 - 4.5
On/off switch
Yes
AC input voltage
100 - 240
AC input frequency
50/60
CPU power cable length
600
SATA power cable length
550,650,750
Max output current (+5V)
20
Max output current (-12V)
0.3
Power protection features
Over current,Over voltage,Short circuit,Surge and inrush
Max output current (+12V1)
62.5
Max output current (+3.3V)
20
Max output current (+5Vsb)
3
Motherboard power connector
20+4 pin ATX
EPS power connector (4+4 pin)
Yes
Maximum input current (@110V)
9
Maximum input current (@220V)
4.5
ATX power connector (20+4 pin)
Yes
Motherboard power cable length
600
Number of SATA power connectors
9
Power Factor Correction (PFC) type
Active
Supported board sizes
ATX
Power supply unit (PSU) form factor
ATX
PCI Express power connectors (16-pin)
1
Peripheral (Molex) power cable length
550,650,750,850

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Product lifecycle

In production

Still listed as on-market by the manufacturer — actively sold and supported.

Lifecycle status is derived from catalog data and is indicative, not a manufacturer support guarantee.