Product comparison · 2 power supply units

FSP HA2-550 power supply unit vs Gamer Storm PK550D power supply unit

28specifications compared
11differ
17identical
31known for one product only

Key differences

The Gamer Storm PK550D power supply unit has 10 W more combined power (+3.3V) than the FSP HA2-550 power supply unit (110 W vs 100 W). The FSP HA2-550 power supply unit has 4 W more combined power (+12V) than the Gamer Storm PK550D power supply unit (550 W vs 546 W). The Gamer Storm PK550D power supply unit has 10 W more combined power (+5V) than the FSP HA2-550 power supply unit (110 W vs 100 W). Input current: 3-7.5 A on the FSP HA2-550 power supply unit, 8.0 - 4.0 A on the Gamer Storm PK550D power supply unit. Motherboard power connector: 24-pin ATX on the FSP HA2-550 power supply unit, 20+4 pin ATX on the Gamer Storm PK550D power supply unit.

Input current
- HA2-550 power supply unit:3-7.5 A
- PK550D power supply unit:8.0 - 4.0 A
Combined power (+3.3V)
- HA2-550 power supply unit:100 W
- PK550D power supply unit:110 W
Combined power (+12V)
- HA2-550 power supply unit:550 W
- PK550D power supply unit:546 W
Combined power (+5V)
- HA2-550 power supply unit:100 W
- PK550D power supply unit:110 W
Max output current (+12V)
- HA2-550 power supply unit:45.8 A
- PK550D power supply unit:45.5 A
Hold time
- HA2-550 power supply unit:17 ms
- PK550D power supply unit:16 ms
Motherboard power connector
- HA2-550 power supply unit:24-pin ATX
- PK550D power supply unit:20+4 pin ATX
Number of SATA power connectors
- HA2-550 power supply unit:8
- PK550D power supply unit:6

Side by side

Differences highlightedShow differences only

Comparison of HA2-550, PK550D
59 specifications	A FSP HA2-550 power supply unit Model HA2-550 View product	B Gamer Storm PK550D power supply unit Model PK550D View product
Power6 differ
Input currentDiffers	3-7.5 A	8.0 - 4.0 A
Power Factor Correction (PFC) typeKnown for one	Unknown — not stated by the source	Active
Combined power (+3.3V)Differs	100 W	110 W
Combined power (+12V)Differs	550 W	546 W
Combined power (+5V)Differs	100 W	110 W
Max output current (+12V)Differs	45.8 A	45.5 A
Hold timeDiffers	17 ms	16 ms
Power protection featuresKnown for one	Unknown — not stated by the source	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Ports & interfaces3 differ
Motherboard power connectorDiffers	24-pin ATX	20+4 pin ATX
Motherboard power cable lengthKnown for one	Unknown — not stated by the source	50 cm
Number of SATA power connectorsDiffers	8	6
SATA power cable lengthKnown for one	Unknown — not stated by the source	400,500,600 mm
Number of SATA power cablesKnown for one	Unknown — not stated by the source	2
Peripheral (Molex) power connectors (4-pin)Differs	2	3
Peripheral (Molex) power cable lengthKnown for one	Unknown — not stated by the source	400,500,600 mm
PCI Express power cable lengthKnown for one	Unknown — not stated by the source	50 cm
CPU power cable lengthKnown for one	Unknown — not stated by the source	62 cm
ATX power connector (20+4 pin)Known for one	Unknown — not stated by the source	Yes
Number of EPS connectorsKnown for one	Unknown — not stated by the source	2
PCI Express connectorKnown for one	Unknown — not stated by the source	Yes
Cabling typeKnown for one	Unknown — not stated by the source	Non-Modular
Floppy disk drive connectorKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
ATX versionKnown for one	Unknown — not stated by the source	2.4
Bearing technologyKnown for one	Unknown — not stated by the source	Hypro Bearing
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	100000 h
Designidentical
Cooling typeKnown for one	Unknown — not stated by the source	Active
Fan diameterKnown for one	Unknown — not stated by the source	12 cm
Number of fansKnown for one	Unknown — not stated by the source	1 fan(s)
Fan locationKnown for one	Unknown — not stated by the source	Top
On/off switchKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AC
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	BIS, CB, CCC, CE, EAC, Federal Communications Commission (FCC), RCM, TÜV mark, UKCA
CertificationKnown for one	Unknown — not stated by the source	CAN ICES-003(B)/NMB-003(B)
Weight & dimensions2 differ
WidthDiffers	140 mm	150 mm
DepthDiffers	150 mm	140 mm
WeightKnown for one	1.33 kg	Unknown — not stated by the source
Packaging dataidentical
Package typeKnown for one	Unknown — not stated by the source	Box
Technical detailsidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ErP
Logistics dataidentical
Warranty periodKnown for one	Unknown — not stated by the source	5 year(s)
Other featuresidentical
Screws includedKnown for one	Unknown — not stated by the source	Yes
Cable ties includedKnown for one	Unknown — not stated by the source	Yes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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