
PSP-603 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $215.00 | Condition is New, GW Instek PSP-603 Programmable Switching DC Power Supply NEW!, shipping cost = $36.36 | 99.9% |
![]() | $391.00 | Condition is New, Instek PSP-603 0-60V, 0-3.5A DC Power Supplies, FREE SHIPPING | 99.8% |
![]() | $379.00 | Top Pick! Condition is New, GW Instek PSP-603 0-60V, 0-3.5A DC Power Supplies, shipping cost = $39.10 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $285.00 | Top Pick! Condition is New – Open box, PSP-603 Instek GW 0-60 VDC 0-3.5A 0-200W Programmable Power Supply, Load Tested!, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $684.12 | Top Pick! Condition is Nuovo, GW Instek PSP-603 Adjustable Bench Power Supply 0-60V 0-3.5A RS232, shipping cost = $61.30 | 97.0% |
![]() | $829.76 | Condition is Nuovo, GW Instek 01SP603010GT PSP-603 Adjustable Lab Power Supply 0 - 60V/, shipping cost = $79.92 | 99.6% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $489.00 | Condition is For parts or not working, 3- GW Instek PSP-603 Programmable Power Supply, shipping cost = $99.00 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $280.00 | Condition is Used, 1 PCS GW Instek PSP-603 DC Regulated Switching Power Supply 0-60V 0-3.5A 210W , shipping cost = $15.00 | 100.0% |
![]() | $280.00 | Condition is Used, 1 PCS GW Instek PSP-603 DC Regulated Switching Power Supply 0-60V 0-3.5A 210W , shipping cost = $15.00 | 98.1% |
![]() | $295.00 | Condition is Used, 1 pcs GW Instek PSP-603 DC Regulated Switching Power Supply, FREE SHIPPING | 98.1% |
![]() | $210.00 | Condition is Used, 1 PCS GW Instek PSP-603 DC Regulated Switching Power Supply 0-60V 0-3.5A 210W, shipping cost = $100.00 | 100.0% |
![]() | $280.00 | Condition is Used, 1 PCS GW Instek PSP-603 DC Regulated Switching Power Supply 0-60V 0-3.5A 210W , shipping cost = $80.00 | 99.2% |
![]() | $289.00 | Condition is Used, 1 PCS GW Instek PSP-603 DC Regulated Switching Power Supply 0-60V 0-3.5A 210W #, shipping cost = $80.00 | 100.0% |
![]() | $283.00 | Condition is Used, 1 PCS GW Instek PSP-603 DC Regulated Switching Power Supply 0-60V 0-3.5A 210W #, shipping cost = $90.00 | 98.9% |
![]() | $283.00 | Condition is Used, 1 PCS GW Instek PSP-603 DC Regulated Switching Power Supply 0-60V 0-3.5A 210W # , shipping cost = $90.00 | 99.1% |

The INSTEK PSP-603 Power Supply Unit is a versatile and high-performing solution designed to meet the power needs of various electronic devices. This power supply unit offers a wide input voltage range of 100-240V AC, making it suitable for use in different regions and electrical environments. The output voltage can be adjusted between 0-60V DC and 0-3.5A, providing ample power for a broad range of applications, from low-power devices to high-power electronics.
The INSTEK PSP-603 features a robust design with a durable aluminum housing, ensuring effective heat dissipation and prolonging the product's lifespan. The unit is also equipped with over-voltage, over-current, and short-circuit protection, ensuring the safety of connected devices and preventing potential damage.
This power supply unit boasts a high efficiency rating of up to 85%, ensuring minimal power loss and reducing energy consumption. The unit also comes with a detachable AC power cord for added convenience and flexibility in placement. The INSTEK PSP-603 is an excellent choice for powering various electronic devices, including industrial equipment, laboratory instruments, and test benches.
The power supply unit's output voltage and current can be easily adjusted using the front-panel knobs, allowing for precise control over the power delivered to the connected device. The unit also features a clear LED display, providing real-time information on the output voltage and current levels.
The INSTEK PSP-603 Power Supply Unit is backed by a 3-year warranty, ensuring customer satisfaction and peace of mind. The product is RoHS compliant, ensuring the use of environmentally friendly materials and production processes. With its wide input voltage range, adjustable output voltage and current, robust design, and advanced safety features, the INSTEK PSP-603 Power Supply Unit is the ideal choice for powering a diverse range of electronic devices.
The Instek PSP-603 is a 0-60V, 0-3.5A adjustable DC power supply. Here are some pros and cons that may help you decide if this power supply is a good fit for your needs.
Pros:1. Adjustable voltage and current: The Instek PSP-603 allows you to adjust the output voltage and current to meet the specific requirements of your project.
2. Short circuit protection: This power supply has built-in short circuit protection, which can help prevent damage to the power supply or your project.
3. Overvoltage and overcurrent protection: The Instek PSP-603 also has protection against overvoltage and overcurrent, which can help ensure the safety of your project.
4. Affordable: Compared to some other adjustable power supplies, the Instek PSP-603 is relatively affordable.
Cons:1. Limited power output: With a maximum output of 3.5A, this power supply may not be sufficient for larger projects or devices that require a higher current.
2. Manual calibration: The Instek PSP-603 requires manual calibration to set the output voltage and current, which can be time-consuming and may require additional equipment.
3. Lack of advanced features: This power supply does not have advanced features such as remote control or data logging, which may be desirable for some users.
In conclusion, the Instek PSP-603 is a versatile and affordable adjustable DC power supply that is well-suited for small to medium-sized projects. Its adjustable voltage and current, short circuit protection, and overvoltage and overcurrent protection make it a reliable and safe option. However, its limited power output and manual calibration may make it less suitable for larger projects or users who require advanced features.
If you are looking for a powerful and feature-rich adjustable power supply, you may want to consider a higher-end model with a greater power output and advanced features. However, if you are working on a smaller project and are looking for an affordable and reliable adjustable power supply, the Instek PSP-603 is a good option to consider.
Details:
The psp-series have large LCD panels do display output and parameter simultaneously a key lock feature to prevent changing the settings. Please consider troubleshooting prior to making a return request. Key lock to avoid operation error. Optional European type jack terminal.
Photos are greatly appreciated. Op, cop opp protection. Instek PSP-603 dc - 0-60V, 0-3.5A power supply LCD display output on/off control 3-step fan speed voltage /current/power settings the psp-series are single output, 200w, programmable switching power supplies. High efficiency and high power density.
The psp-series is suitable for generic bench-top applications in laboratories and educational institutions.features:: 0-60V, 0-3.5A. Normal, % -% output operation key. Standard interface:rs-232c. Oval, COL, opt, and Opal protect the psp-series its loads from unexpected conditions.
specifications testmultimeters:
- brand: Instek
- mpn: Psp-603
- features: 0-60v, 0-3.5a
- country/region of manufacture: Taiwan
general testmultimeters:
- category: Business & Industrial > Test, Measurement Inspection > Detectors > Multimeters
returns testmultimeters:
- policy: returns accepted
- method: money back
- paid by: seller
- time: 30 days
payments testmultimeters:
- credit card: diners-club
- wallet: google-pay
- other
shipping testmultimeters:
- class: economy
- service: economy
- type: fixed
- transit: 4-8 days
seller testmultimeters:
- rating: 99.1%
- city: worcester, pennsylvania
- # reviews: 11403
offer testmultimeters:
- started: august 6, 2025
- options: ship-to-home
- availability: in stock
- in stock #: 5
- sold #: 16
- prices: $210.00–$829.76
- item condition:
- New
- New – Open box
- Nuovo
- For parts or not working
- Used













