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Mini ITX DC Power Supply, 350W Silent Fanless Pico PSU with Overvoltage Protection for Small Form Factor PC Builds
FOSA

FOSA Mini ITX DC Power Supply

Bottom line: The FOSA Mini ITX DC Power Supply is a specs-and-price decision rather than a crowd-consensus one in the motherboards category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

Pros & Cons

Pros

  • ✓ Backed by FOSA's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

Specifications:Input Characteristics:Input Voltage Range: 16VDC 24VDCInput Current Range: 12.0A @19VDCInput Current: 12.0AMax @19VDCWork Efficiency: 85% or moreOutput Requirement: Output (Vin=19VDC)Output CurrentMinimum(V) Typical Value(V) Maximum(V) Ripple (mV) Standby current Typical value Peak value +3.30V+3.14 +3.30 +3.47 50 0 8.0 10.0 +5.00VSB+4.75 +5.00 +5.25 50 0.1 2 2.5 +5.00V+4.75 +5.00 +5.25 50 0 6.0 10.0 +12.00V+11.40 12.00 +12.6 120 0 6.0 8.0 12.00V11.40 12.00 12.6 120 0 0.1 0.15 Function:(For +3.3v , +19V , +5.00v and +5.00VSB Power Output)Overvoltage : when the output voltage…

SpecPicks Verdict

SpecPicks scored FOSA Mini ITX DC Power Supply using a rating × review-volume × price-fit model applied to published specs and reviews across the motherboards category. FOSA's motherboards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for motherboards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • [FORM FACTOR] Ultra-compact Mini ITX DC power supply designed specifically for small form factor PC builds, measuring just the right size to fit snugly in tight spaces without compromising performance.
  • [WATTAGE & EFFICIENCY] Delivers stable 350W power output with 85%+ efficiency, perfect for powering mini ITX motherboards and ensuring your system runs smoothly without unnecessary energy waste.
  • [SILENT OPERATION] Fanless design ensures completely silent operation, making it ideal for noise-sensitive environments like home theaters or quiet office spaces where paramount.
  • [ADVANCED PROTECTION] Built-in overvoltage and short circuit protection automatically shuts down output when voltage exceeds 1.5x rated power or when short circuits occur, safeguarding your valuable components.
  • [DURABLE CONSTRUCTION] Features coated PCBA for enhanced durability and long lifespan, capable of withstanding continuous operation in temperatures ranging from 0°C to 40°C.

Full Specifications

BrandFOSA
Wattage200 watts
Model NameSilent LD 200W 19V Input Pin Power Module DC at Supply DC 24pin ATX to 12V AUX for Mini ITX Motherboards, with Overvoltage and Short Circuit
Unit Count1 Count
Form FactorMini ITX
CompatibilityPC
Connector TypeATX
Cooling MethodAir
Output Wattage200 watts
Item Dimensions6.06 x 1.38 x 0.79 inches
Mfr Part Numberfosaqigde05uoh
Number of Items1
Compatible DevicesPersonal Computer
Connector Quantity6
Power Supply DesignInternal
Maximum Input Voltage24 volts_of_direct_current
Minimum Input Voltage16 volts
Item dimensions L x W x H6.06 x 1.38 x 0.79 inches
System Bus Connector Type24 Pin
Connector Type Used on CableATX
Full listing titleMini ITX DC Power Supply, 350W Silent Fanless Pico PSU with Overvoltage Protection for Small Form Factor PC Builds

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Mini ITX DC Power Supply, 350W Silent Fanless Pico PSU with Overvoltage Protection for Small Form Factor PC Builds is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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