FSP Mini ITX Solution/Flex ATX 300W Fully Modular Cable Management Efficiency ≥ 90% Full Range Active PFC Power Supply (FSP300-57FCB)

Meets 80 Plus Gold (300W) | Compliant with latest UL standard 62368 and 60950 standards

Black ribbon cable / black coat finish

Intelligent fan speed control with ball bearing fan

Powerful single +12V rail design

100% Japanese made electrolytic capacitors

Retail Price: $ 94.99

Wholesale Price: Inquire Now


85% Efficiency Conversion The efficiency of your power supply is important because it directly affects you system’s performance. FlexGuru 300W has a guaranteed typical efficiency of 90% FlexGuru 250W has a guaranteed typical efficiency of 85%	Application Field Industrial PC Point of Sale System Network Communication Surveillance Edge Computer Home Theater Personal Computer NAS Server Gaming & Creator PC	Safety Protection OVP (Over Voltage Protection) UVP (Under Voltage Protection) OPP (Over Power Protection) SCP (Short Circuit Protection) OTP (Over Temperature Protection)


Firm Installation with Flexible Bracket Design Standing out from Flex-ATX PSU marketing, FSP pioneered the development of bracket design for FlexGuru series, strengthening the fixation adequacy by 25% to fit in most of the Flex-ATX chassis.	High Power Density FlexGuru series offers 20% high power density than any Flex PSU in same wattage and frame.	Excellent Thermal Performance Differ from the general FLEX PSU, FlexGuru series is designed with inner 40 mm fan, noise cancellation and achieving maximum cooling at all times.


	FlexGuru 250W	FlexGuru 300W
Model	FSP250-50FGBBI(M)	FSP300-57FCB
Rated Output Power	250W	300W
Form Factor	FLEX ATX	FLEX ATX
Input Voltage	100-240V	100-240V
Input Current	4-2A	6-3A
Input Frequency	60-50Hz	60-50Hz
PFC	Active PFC	Active PFC
Efficiency	85%	90%
Dimensions(L x W x H)	150 x 40.5 x 81.5 mm \| 5.9 x 1.59 x 3.2 in	150 x 40.5 x 81.5 mm \| 5.9 x 1.59 x 3.2 in
Protection	UVP, OVP, SCP, OPP, OTP	UVP, OVP, SCP, OPP, OTP

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FSP Mini ITX Solution/Flex ATX 300W Fully Modular Cable Management Efficiency ≥ 90% Full Range Active PFC Power Supply (FSP300-57FCB)

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Product introduction

Shipping Notices

FSP's FlexGURU Flex ATX models are available in standard direct output and modular cable configurations which includes the most updated modular model selections in the The modular design improves the ease of installation users can configure their connector cables according to the system needs The special plug-in design for cables and jacks improves the convenience of replacement Fully modular connectors allow users to quickly disassemble cables pinpoint issues and save debugging time whenever the system experiences problems

From the manufacturer


85% Efficiency Conversion The efficiency of your power supply is important because it directly affects you system’s performance. FlexGuru 300W has a guaranteed typical efficiency of 90% FlexGuru 250W has a guaranteed typical efficiency of 85%	Application Field Industrial PC Point of Sale System Network Communication Surveillance Edge Computer Home Theater Personal Computer NAS Server Gaming & Creator PC	Safety Protection OVP (Over Voltage Protection) UVP (Under Voltage Protection) OPP (Over Power Protection) SCP (Short Circuit Protection) OTP (Over Temperature Protection)


Firm Installation with Flexible Bracket Design Standing out from Flex-ATX PSU marketing, FSP pioneered the development of bracket design for FlexGuru series, strengthening the fixation adequacy by 25% to fit in most of the Flex-ATX chassis.	High Power Density FlexGuru series offers 20% high power density than any Flex PSU in same wattage and frame.	Excellent Thermal Performance Differ from the general FLEX PSU, FlexGuru series is designed with inner 40 mm fan, noise cancellation and achieving maximum cooling at all times.


	FlexGuru 250W	FlexGuru 300W
Model	FSP250-50FGBBI(M)	FSP300-57FCB
Rated Output Power	250W	300W
Form Factor	FLEX ATX	FLEX ATX
Input Voltage	100-240V	100-240V
Input Current	4-2A	6-3A
Input Frequency	60-50Hz	60-50Hz
PFC	Active PFC	Active PFC
Efficiency	85%	90%
Dimensions(L x W x H)	150 x 40.5 x 81.5 mm \| 5.9 x 1.59 x 3.2 in	150 x 40.5 x 81.5 mm \| 5.9 x 1.59 x 3.2 in
Protection	UVP, OVP, SCP, OPP, OTP	UVP, OVP, SCP, OPP, OTP

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one side must be less than 120cm，otherwise there is additional fee；250cm products can not be accept；

Any side must be less than 60cm，otherwise you will be charged the greater one between real weight and volume weight，more than 120cm will be not accepted.