
PFR-100L Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $949.00 | Condition is New, GW Instek PFR-100L DC Power Supply Multi-Range Fanless 100W 50V 10A LAN DC, shipping cost = $28.17 | 100.0% |
![]() | $949.00 | Top Pick! Condition is New, GW Instek PFR-100L DC Power Supply Multi-Range Fanless 100W 50V 10A LAN, shipping cost = $28.17 | 100.0% |
![]() | $949.00 | Top Pick! Condition is New, GW Instek PFR-100L DC Power Supply Multi-Range Fanless 100W 50V 10A, shipping cost = $28.17 | 100.0% |
![]() | $949.00 | Top Pick! Condition is New, GW Instek PFR-100L DC Power Supply Multi-Range Fanless 100W 50V 10A DC, shipping cost = $28.17 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $500.00 | Condition is Used, GW Instek PFR-100L DC Power Supply Multi-Range Fanless 100W 50V 10A, FREE SHIPPING | 97.8% |

Introducing the INSTEK PFR-100L, a versatile and reliable fanless multi-range power supply designed to meet the needs of various electronic applications. With an output voltage range of 5V to 100V DC and a maximum current capacity of 10A, this power supply offers a wide adaptability to power different devices.
The fanless design of the PFR-100L ensures quiet operation, making it an ideal choice for applications where noise is a concern, such as in laboratories, studios, or home theaters. This power supply is also compact and lightweight, featuring a dimensions of 122mm (W) x 75mm (D) x 38mm (H) and a weight of only 0.8 kg, allowing for easy installation and transportation.
The INSTEK PFR-100L comes equipped with over-voltage, over-current, short-circuit, and over-temperature protection, ensuring the safety of connected devices. Additionally, it features a built-in over-voltage reverse polarity protection, which protects against incorrect connection of the power supply.
This power supply also includes a number of convenient features, such as a detachable DC output cable and a screw terminal for easy wiring. It is also RoHS compliant and comes with a 2-year warranty, giving you peace of mind and confidence in your purchase.
In summary, the INSTEK PFR-100L is a fanless multi-range power supply that offers a wide output voltage range, high current capacity, and quiet operation. Its compact design, built-in protection features, and convenient connections make it a versatile and reliable solution for various electronic applications.
A Detailed Analysis of the Instek PFR-100L Fanless Multi-Range Power Supply
The Instek PFR-100L is a fanless multi-range power supply designed for various applications, offering versatility and efficiency. Here are some key features, advantages, and potential drawbacks to help you make an informed decision:
Features:1. Fanless design for silent operation
2. Wide input voltage range (90VAC-265VAC)
3. Adjustable output voltage (5V, 12V, 15V, and 24V)
4. Overcurrent, overvoltage, and short circuit protection
5. Compact size (100mm x 82mm x 25mm)
Advantages:1. Fanless design ensures quiet operation, making it ideal for applications where noise is a concern.
2. Wide input voltage range allows the power supply to be used in various environments and countries.
3. Adjustable output voltage enables flexibility to power different devices.
4. Overcurrent, overvoltage, and short circuit protection safeguards against potential damage.
Drawbacks:1. Limited power output (maximum 100W) may not be sufficient for high-demand applications.
2. The lack of an LCD display or digital readout may make it more difficult to monitor output settings.
Conclusion:The Instek PFR-100L fanless multi-range power supply offers a quiet, efficient, and versatile power solution for a wide range of applications. Its fanless design, adjustable output voltage, and wide input voltage range make it an attractive choice for those seeking a dependable and noise-free power supply. However, individuals requiring more significant power outputs or precise output monitoring may need to explore other options.
Recommendation:If you have a moderate power requirement (under 100W) and are looking for a quiet, fanless power supply with adjustable output voltage and a wide input voltage range, the Instek PFR-100L could be an excellent choice for your project. However, if you need a more powerful power supply or precise output monitoring, consider exploring other options in the market.
Details:
CV, cc priority mode. The pfr-100 series is a power supply with five-fold rated that allows users to self-define voltage and current under conditions so as satisfy them wider operational ranges. The front panel output terminal helps users shorten test lead replacement time while conducting adjustment on the panels function keys. Adjustable slew rate for voltage and current.
Protections: op, cop, ac fail and opt. External analog control and monitor function. Support front and rear panel output. Web server monitoring and control.
Photos are greatly appreciated. Please consider troubleshooting prior to making a return request. Preset memory function. Bleeder circuit control.
Instek PFR-100L 50v/0 10a/100w fanless multi-range dc power supply natural convection cooling design fanless structure constant output for 5 times multi-range v I operation active factor correction universal input voltage 85 - 265vac, continuous operation the pfr-100 series, a small and high-performance programmable power supply, adopts natural convection design to dissipate heat. Output on/off delay function. Remote sensing function. The rear panel output terminal facilitates an easy wiring operation for rack mount assembly.
Fanless power supply will not suck in dust and foreign objects, therefore, the pfr-100 series has a longer life cycle compared with that of supplies fan. The fanless structure allows users to focus on their experiments and tests in a quiet environment. Pfr-100 series, with rated 100W, provides two model's: PFR-100L- maximum output voltage of 50v at 2a or current 10a 10v ; pfr-100m 250v 0.4a 2a.
specifications testmultimeters:
- brand: Instek
- mpn: Pfr-100l
- part type: Supply
- country/region of manufacture: Taiwan
payments testmultimeters:
- wallet: apple-pay
- credit card: discover
- other
offer testmultimeters:
- in stock #: 5
- availability: in stock
- started: april 29, 2025
- sold #: 20
- prices: $500.00–$949.00
- item condition:
- New
- Used
- options: ship-to-home
seller testmultimeters:
- rating: 97.9%
- # reviews: 11249
- city: worcester, pennsylvania
general testmultimeters:
- category: Business & Industrial > Test, Measurement Inspection > Detectors > Multimeters
returns testmultimeters:
- policy: returns accepted
- method: money back
- time: 30 days
- paid by: seller
shipping testmultimeters:
- class: economy
- transit: 3-7 days
- service: economy
- type: fixed

