
UDP6721 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $239.79 | Top Pick! Condition is New, UNI-T UDP6720 UDP6721 Programmable Switching DC Power Supplies, FREE SHIPPING | 99.3% |
![]() | $329.00 | Condition is New, UNI-T UDP6721 Single Channel Switching DC Power Supply, 60V/8A, 180W, FREE SHIPPING | 99.9% |
![]() | $329.00 | Condition is New, UNI-T UDP6721 - Switching DC Power Supply (180w/60V/8A/1Ch), FREE SHIPPING | 99.8% |
![]() | $329.00 | Condition is New, UNI-T UDP6721 DC Switching Power Supply 180W 60V/8A, shipping cost = $30.20 | 100.0% |
![]() | $379.90 | Top Pick! Condition is New, UNI-T Programmable DC Power Supply 60V/5A/8A Power ratio 3.0/SCPI/RS232/Software, FREE SHIPPING | 100.0% |
![]() | $404.70 | Top Pick! Condition is New, UNI-T DC Power Supply Regulated Power Supply LCD Display with Power Cable, shipping cost = $17.00 | 99.7% |
![]() | $405.18 | Condition is New, DC Power Supply Regulated Power Supply with 2.8" LCD Display & RS232 Port IF, shipping cost = $45.00 | 99.5% |

The Uni-T UDP6721 is a versatile and powerful single-channel switching power supply designed for various applications that require a stable output voltage of 60V with a maximum power output of 180W or 8A. This power supply is an excellent choice for testing, measurement, and laboratory applications, as well as for powering industrial equipment and electronic circuits.
The UDP6721 features a universal AC input voltage range of 90-265VAC, making it suitable for use in different parts of the world. The output voltage is adjustable from 0 to 60V DC with a precision of /- 1% via an easy-to-use rotary potentiometer or an external control voltage. The output current is continuously monitored by the built-in current limiter, which ensures safe operation and prevents potential damage to connected equipment.
The power supply is designed with a high-frequency switching topology, which results in a high power conversion efficiency of up to 90%. This not only helps reduce energy waste but also keeps the power supply cooler during operation, contributing to a longer lifespan. The compact size of the UDP6721, measuring only 155 mm (W) x 82 mm (D) x 42 mm (H), makes it an ideal choice for space-constrained environments.
The front panel of the UDP6721 includes an LED indicator to show the power supply status, as well as a rotary switch for selecting the output voltage mode (V or mA) and a voltage range switch for selecting the output voltage range. The rear panel features an IEC C14 power cord inlet, an output terminal block, and a grounding terminal for safety and easy connection to external equipment.
Additionally, the UDP6721 offers various protection functions, such as overvoltage, overcurrent, short circuit, and thermal protection, ensuring safe and reliable operation under different conditions. The power supply is also RoHS compliant and comes with a one-year manufacturer's warranty for added peace of mind.
In summary, the Uni-T UDP6721 is a high-performance and versatile single-channel switching power supply that offers a wide input voltage range, adjustable output voltage, and efficient power conversion. Its compact size, easy-to-use controls, and built-in safety features make it a valuable addition to any laboratory, workshop, or industrial environment.
The Uni-T UDP6721 is a 180W switching power supply designed for applications requiring a single output of 60V and 8A. Here are some pros and cons that may help you make an informed decision about purchasing this power supply:
Pros:1. High Power Output: With a maximum power output of 180W, this power supply is capable of delivering sufficient power for most industrial and laboratory applications.
2. Wide Input Voltage Range: The power supply can accept an input voltage range of 90V to 264V AC, making it suitable for use in various geographical locations and electrical systems.
3. Overload Protection: The power supply is equipped with overload protection, which helps prevent damage to the power supply or connected equipment in case of overcurrent conditions.
4. Short Circuit Protection: The power supply includes short circuit protection, which automatically shuts off the power supply in case of a short circuit to prevent damage to the power supply or connected equipment.
5. Overvoltage Protection: The power supply is designed to protect against overvoltage conditions, ensuring that the output voltage remains within safe operating limits.
Cons:1. Lack of Multiple Outputs: The power supply only offers a single output, which may not be suitable for applications requiring multiple power supplies or multiple output voltages.
2. Size and Weight: The power supply is relatively large and heavy, which may make it less ideal for portable applications or applications where space is limited.
3. No Remote On/Off Function: The power supply does not offer a remote on/off function, which may be a limitation for some applications.
Conclusion:The Uni-T UDP6721 switching power supply is a reliable and powerful option for applications requiring a single output of 60V and 8A. Its wide input voltage range, overload protection, short circuit protection, and overvoltage protection make it a versatile and robust choice for industrial and laboratory applications. However, its lack of multiple outputs, larger size, and absence of a remote on/off function may be limitations for some users. Ultimately, the decision to purchase the Uni-T UDP6721 power supply depends on the specific requirements of your application.
Recommendation:If you require a single output power supply with a high power rating and robust protection features, the Uni-T UDP6721 is a solid choice. However, if you need multiple outputs or a smaller, more portable power supply, you may want to consider other options. I would recommend carefully considering your application requirements and evaluating other power supply options before making a final purchasing decision.
Details:
Connects and s to the load. List and delayer functions are used to set up testing programs specifying current voltage parameters, their duration, a power-down command. Please see the table below for a comparison. Model voltage current powerudp6720 0-60v 0-5a 100wudp6721 0-8a 180wudp6730 0-40v 0-30a 360wudp6731 0-80v 0-15a 360w. Uni-t UDP6721 dc power supply with 180 watts /60 volts /8 amps/1 channel fully digital control full scale high resolution: 10 MTV/1 mallow ripple and noise remote compensation switching 180w/60v/8a/1ch the udp6700-series power supplies have a compact form factor are available in multiple voltage , current, outputs.
Please consider troubleshooting prior to making a return request. Statistics can be monitored to explore changing trends during use. They support rs232 communication via a rear connector and can be remotely controlled using the CPI standard commands for programmable instruments protocol. Remote compensation maintains accurate testing by avoiding voltage drop on the load line.
Constant voltage and constant current output. Over voltage , over current, and over temperature protection functions. Multiple versions available the Uni-t udp6700-series dc power supplies are available in versions with differing peak output parameters. Photos are greatly appreciated.
specifications testmultimeters:
- brand: Uni-t
- mpn: Udp6721
- part type: Supply
- features: Dc Power Supply With 180 Watts/60 Volts/8 Amps/1 Channel
- country/region of manufacture: China
shipping testmultimeters:
- type: fixed
- service: economy
- class: economy
- transit: 4-7 days
offer testmultimeters:
- options: ship-to-home
- availability: in stock
- sold #: 15
- in stock #: 5
- started: august 15, 2025
- prices: $239.79–$405.18
- item condition: New
general testmultimeters:
- category: Business & Industrial > Test, Measurement Inspection > Detectors > Multimeters
returns testmultimeters:
- time: 30 days
- policy: returns accepted
- paid by: seller
- method: money back
seller testmultimeters:
- rating: 99.1%
- city: worcester, pennsylvania
- # reviews: 11416
payments testmultimeters:
- other
- credit card: visa
- wallet: paypal






