30W STUDER 900 Linear power supply High-precision regulated/low noise DC 5-9v-12v-15v-18v-24V (Optional) for DAC preamplifier
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Specifications
- Brand Name
- TIANCOOLKEI
- High-concerned chemical
- None
- Maximum Power Per Channel
- 30W
- Origin
- Mainland China
- Package
- Yes
- Certification
- CE
- Model Number
- STUDER 900
Product Description
Introduction:
Line to the Swiss STUDER power lines as the blueprint, ultra-low noise fever linear power supply, in the excellent wiring and a good linear components with the output accuracy is very high, ultra-low ripple,listening experience is better than most Class A power supplies.
Transformer: 30w copper foil shielded R-type transformer, durable quality (professional enthusiasts level materials, not the general market similar products than)
The use of aluminum chassis, shielding performance
Output DC output line length of 1.2 meters, plug size 5.5mm * 2.5mm (can be customized other models size plug)
Dimensions: Width 102mm Height 50mm Length 208mm
Specifications
Input voltage: AC 230V/AC110V(Optional)
Output voltage / current:
1: DC-5V / 2.5A (Max)
2: DC-9V / 2.5A (Max)
3: DC-12V / 2.5A (Max)
4: DC-15V / 2A (Max)
5: DC-24V / 1.25A (Max)
We provide output voltage customization services. Need to customize the service customers please contact our staff.
GX16-2 PIN socket Polarity: 1+ (positive polarity), 2- (negative polarity)
DC plug polarity: internal + (positive polarity), external-(negative polarity)
Packing included:
Finished Power supply 1pcs
Power cord 1pcs (available in Europe, UK, USA, European plug)
DC output line 2pcs
Pros & Cons
Pros
- Ultra-low noise and ripple for crystal-clear audio power with minimal interference
- High-precision voltage regulation for stable, consistent performance for audiophile equipment
- CE certified to meet international safety and quality standards
- Offers multiple optional DC output voltages (5V-24V) to fit a range of DACs and preamplifiers
Cons
- Maximum 30W per channel power output may not be enough for high-wattage, power-hungry audio equipment
- Limited official warranty details are provided in the listing
- The product description is incomplete, so critical installation and setup instructions are missing
- It is positioned as a premium audiophile power supply, so it carries a higher price point than basic linear power supplies
Common Questions
What DC output voltages does this STUDER 900 linear power supply support?
This power supply offers optional DC output voltages: 5V, 9V, 12V, 15V, 18V, and 24V, so you can select the correct voltage for your device.
What is the maximum power rating of this linear power supply?
This power supply has a maximum power output of 30W per channel, which is suitable for powering audiophile DACs and preamplifiers.
Does this power supply have any safety certifications?
Yes, this linear power supply holds a CE certification, confirming it meets European safety and quality standards.
What makes this linear power supply ideal for audiophile audio equipment?
It features ultra-low noise and ripple, high-precision voltage regulation, and delivers a superior listening experience compared to most Class A power supplies, designed to match Swiss STUDER power line standards.
Where is this power supply manufactured and shipped from, and is packaging included?
This product is made and shipped from Mainland China, and it includes standard packaging for secure transit and storage.
Product information last updated on December 15, 2025