Top 9 best test bench power supply: Which is the best one in 2018?
When you want to find test bench power supply, you may need to consider between many choices. Finding the best test bench power supply is not an easy task. In this post, we create a very short list about top 9 the best test bench power supply for you. You can check detail product features, product specifications and also our voting for each product. Let’s start with following top 9 test bench power supply:
1. DC Power Supply Variable,0-30 V / 0-10 A Eventek KPS3010D Adjustable Switching Regulated Power Supply Digital,with Alligator Leads US Power Cord Used For Spectrophotometer and lab Equipment Repair
Feature
DC Power Supply Adjustable: 0-30 volts and 0-10 amp outputs; the Back-lit LED display accuracy: 0.1 V and 0.01AConstant voltage and current operation mode (C.C and C.V. automatic conversion); Light weight with heavy Output
Intelligent temperature control with built-in thermo-sensor, effectively reduce noise and prolong the life of product
Multiple protections: limit current protection, thermal protection, voltage overload protection, short-circuit protection
Eventek DC Power Supplies are FCC certified, 30 Days Money Back 12 Months Limited Guarantee for you !
Description
The Eventek KPS series high precision DC power supply is specially designed for scientific research, product development, laboratories, schools and electronic production lines.
The output voltage and current are continuously adjustable at nominal value. Featuring high accuracy, reliability, perfect overload and short circuit protection circuit, they can be an ideal choice for the industry.
Operating conditions:
- Input voltage: AC110V/220V10% (switch selection), 50Hz/60Hz
- Operating environment: 32 - 104F (0 - 40C), and humidity: 90%
- Storage environment: temperature: 4F-140F(-20C~60C), and humidity: 80%
Specifications:
- Output voltage: DC 0-30V Continuous adjustable
- Output DC Current: 0V - 10A
- Overall efficiency: 89%
- Display resolution: voltage: 0.1V , current 0.1A
- Voltage and Current adjustment
- Voltage regulation: CV 0.01% + 3mV, CC < 0.2% + 6 mA
- Protection: High current limiting and cooling fan
- Load stabilization: CV 0.1% +1mV / CC 0.1% +3mA
- Ripple and noises: CV < 1 mV rms, CC < 3 mA, rms
- Cooling way: Intelligent temperature control fan. if the temperature is higher than 50C
- Dimension: 8.8x 3.2x 6.5 Inch
- Unit Weight: 3.2pounds
What You Get:
Eventek KPS3010D Power supply host x 1
Output power cord x 2
Input power cord x 1
User manual x 1
Notice:
Do not operate in humid environmentDo not operate in flammable and explosive environment
Keep the product surface clean and dry
2. Battery Eliminator, Power Supply, AC to DC, 3V, 5V, 6V, 7.5V, 9V, 12V Outputs 2 AMPS Regulated DC Power
Feature
High Efficient switch-mode yields precise power regulationIsolated and regulated DC output voltage
Output Voltage Settings DC - 3V, 5V, 6V, 7.5V, 9V, 12V
2 Amps of Power on all output settings.
90 to 130V AC Input - regular USA Wall Plug Input
Description
DC Variable Switch Mode Power Supply - 2A Max. This compact power supply is a must have item for technicians and hobbyists. It features multiple voltage settings, including a 5v setting, and can handle any device drawing up to 2A. It's ideal for many applications, including powering/testing audio/video equipment, LCD monitor displays, digital circuits, membrane switch systems, and more. The highly efficient switch-mode design yields very precise power regulation, and yields an extremely light weight housing. Regulated output voltage settings include 3V, 5V, 6V, 7.5V, 9V and 12V. All outputs provide 2 Amps of power.3. DC Power Supply Variable, Eventek KPS305D Adjustable Switching Regulated Power Supply Digital, 0-30 V 0-5 A with Alligator Leads US Power Cord
Feature
DC Power Supply Adjustable: 0-30 volts and 0-5 amp outputs; the Back-lit LED display accuracy: 0.1 V and 0.01A , Could be used for electro etchingConstant voltage and current operation mode (C.C and C.V. automatic conversion); Light weight with heavy Output
Intelligent temperature control with built-in thermo-sensor, effectively reduce noise and prolong the life of product
Multiple protections: limit current protection, thermal protection, voltage overload protection, short-circuit protection
Eventek Power Supplys are FCC certified; 30 Days Money Back 12 Months Limited Guarantee for you !
Description
The Eventek KPS series high precision DC power supply is specially designed for scientific research, product development, laboratories, schools and electronic production lines.
Eventek KPS DC power supply could be used for electro etching
The output voltage and current are continuously adjustable at nominal value. Featuring high accuracy, reliability, perfect overload and short circuit protection circuit, they can be an ideal choice for the industry.
Operating conditions:
Specifications:
- Output voltage: DC 0-30V Continuous adjustable
- Output DC Current: 0V - 5A
- Overall efficiency: 89%
- Display resolution: voltage: 0.1V , current 0.01A
- Voltage and Current adjustment
- Voltage regulation: CV 0.1% + 3mV, CC < 0.5% + 6 mA
- Protection: High current limiting and cooling fan
- Load stabilization: CV 0.5% +1mV / CC 0.5% +3mA
- Ripple and noises: 0.5%V P-P
- Cooling way: Intelligent temperature control fan.
- Dimension: 8.8x 3.2x 6.5 Inch
- Unit Weight: 3.2pounds
What You Get:
Power supply host x 1
Output power cord x 2
Input power cord x 1
User manual x 1
Notice:
Do not operate in humid environmentDo not operate in flammable and explosive environment
Keep the product surface clean and dry
It has a switch to flip between 110v and 220v (when 220v,you get 24v max , and when 110v, you will get 30v)
The unit was set to 220VAC input so the output voltage (when powered w/ 120VAC) was mucked up.
Make sure to check it and if you are in the USA (or as applicable) set it to 120VAC.
4. Tekpower TP3005T Variable Linear DC Power Supply, 0-30V @ 0-5A with Alligator Test Leads (110V Input)
Feature
High precision DC regulated power supply with 0-30 volts and 0-5 amp outputsTwo operational modes: constant voltage and constant current
Cooling fan automatic activation by built-in thermo-sensor
Back-lit LED Display with a 0.1V and 0.01A resolution
Authentic Tekpower brand, sold exclusively by Electronnix through amazon.com with 1-year manufacturer's warranty
Description
What is difference between Linear Power supply and Switching Power supply ?Linear type is made by traditional wire transformer as the voltage conversion, It is Quiet and No noise, cost higher while the switching type is a transistor conversion which gives much noise and interference , but low cost and low quality.
The Tekpower TP3005T variable DC power supply is a compact linear type affordable instrument that is suitable for both Lab and industrial use. This digital DC power supply has maximum output voltage of up to 30 volts and current up to 5 amps. It comes with rotary switches for setting up the voltage and current. With its reliability and versatility, it's an invaluable and indispensable tool for testing, science project and etc., ideal for labs, research institutes, R & D facilities.
You can set CV and CC by pushing the Buttons, easy and stable.
Specifications:
Output DC Voltage: 0.0V - 30.0V
Output DC Current: 0.00V - 5.00 A
Input Voltage: 110/220 VAC, 50/60 Hz
Voltage and Current adjustment
Voltage regulation: CV < 0.01% + 3mV, CC < 0.2% + 6 mA
Load regulation: CV < 0.01% + 3mV, CC < 0.02% + 3mA
Ripple and noises: CV < 1 mV rms, CC < 3 mA, rms
Protection: High current limiting and cooling fan.
Operating Temperature: 0 - 102 F (0 - 40 C), Relative Humidity: < 80%
LCD Accuracy is within +/- 2.5%
Size: 10 x 5 x 7 inches
Weight: approx. 12 lbs
What's in the box:
TP3005TN power supply
Power cord
Test leads with alligator clips (28 inches long)
User manual
Tekpower is a registered trademark in the United States, any unauthorized use of our trademark is a violation of both Federal and State trademark laws and could subject to liability for damages and penalties.
Your feedback is not only important to us but also beneficial to other customers, therefore we'd like to invite you to submit a review.
5. Dr.meter 30V/5A DC Bench Power Supply Single-Output 110V/220V Switchable with Alligator Clip included, US 3-prong Cable,PS305DM
Feature
Adjustable outputs: 0-30V and 0-5A Variable controls for both current and voltage outputsAutomatic cooling fan, overload and short circuit protection
Can be operated as constant current or constant voltage source
Full one year warranty All metal construction, compact design
Alligator to Banana and AC Power Cable Included
Description
Dr.meter PS-305DM
power supply is a kind of continuously adjustable linear DC voltage regulator power supply with high stability, high reliability and low noise. Its output voltage and current can be continuously adjusted. Also it can be both as constant voltage and constant current dc power supply. Its constant voltage and current can be auto-conversion. This low cost and universal power supply can be used in many different areas, from production lines to school use.
Feature:
1. Single output, single phase
2.110V/220 10% input voltage, dual-input voltage.
3. Output constant current adjustable
4. Output constant voltage adjustable
5. 3LED voltage and current display
6. mA and A converted display which controlled by a button.
7. Constant voltage and current operation model. C.V and C.C convert automatically
8. Current limitation protection
9. Good quality, cost-effective
Application:
Suitable for the laboratory, electronic, communication equipments maintenance, products line, scientific research and teaching units
Specifications:
Specifications:
Model: PS-305DM
Input voltage: 220 V/110V10% 50/60Hz (setting switch at the back)
Output voltage: 0-30V
Output current: 0-5A
mA: 0-990mA
Operating Temperature: 00C to 400C
Relative humidity: <80%
Storage Temperature:-100C to 700C
Relative humidity: <70%
Constant voltage state:
Voltage stability: <0.01%+3mV
Load stability :< 0.01%+5mV
Recovery time :< 100S
Ripple & noise : <1.0mVrms
Temperature coefficient: < 300PPM/0C
Constant current state:
Current stability: < 0.2%+3mA
Load stability :< 0.2%+3mA
Ripple & noise :< 3mArms
6. Siglent Technologies SPD3303X-E Triple Output Power Supply
Feature
3 independent controlled and isolated outputs32V/3.2A x 2, 2.5V/3.3V/5V/3.2A x 1, total power: 220W
# output modes: independent, series, parallel
Timing output function. Trending graphs
USB / LAN interfaces
Description
The Siglent SPD3303X-E Power Supply contains three independent power supplies in one unit. As a true linear supply, output noise and regulation are excellent. With its intelligent temperature-controlled fan, noise is reduced. Voltage resolution is 10mV / 10mA. The SPD3303X-E Power Supply comes with EasyPower PC software, supports SCPI commands and like all Siglent instruments, has an available LabView driver.7. Tekpower TP3005N Regulated DC Variable Power Supply, 0-30V at 0-5A
Feature
High precision DC regulated power supply with 0-30 volts and 0-5 amp outputsTwo operational modes: constant voltage and constant current
Cooling fan automatic activation by built-in thermo-sensor
Back-lit LED Display with a 0.1V and 0.01A resolution
Authentic Tekpower brand, sold exclusively by Electronnix through amazon.com with 1-year manufacturer's warranty
Description
The TekPower TP3005N is a professional DC regulated power supply from TekPower. This is a highly stable, high quality switching power supply with its output continuously adjustable at 0-30V DC and 0-5A. The unit comes with a large LED displays, providing accurate readout for the voltage and current values. The cooling air fan will automatically start when the heat accumulated inside the case. It has a build in 4A fuse protection and comes with basic 1 year USA warranty.Features & Specifications:
Adjustable outputs: 0-30V and 0-5A Variable controls for both current and voltage outputs
Input voltage: 110V
Regulation: CV <= 0.02% + 10 mV
Load Regulation: CV <= 0.02% + 5mV,
Ripple noise: CV <= 100 mVp-p
Protection: Current Limit
Environment: 0-40C, relative humidity < 80%
Size: 3.4 X 6.3 X 9 inches
Weight: 4 lbs
Warranty: 1 year
Package:
TP3005N Power Supply unit
Test leads with banana plugs and alligator clips
1 User manual.
Warranty Registration Card
8. Sound Around Pyramid Bench Power Supply | AC-to-DC Power Converter | 5.0 Amp Power Supply with Car/Vehicle Power Outlet (PS9KX)
Feature
Hobbyist Bench Power Supply - 5.0 Amp (Constant), 7.0 Amp (Surge) - 12V DC Linear / Regulated Power Supply DesignProvides Constant Source of DC Voltage - Simple Electronic Plug-in Operation, Hassle-Free Screw Terminal Connectors
AC-to-DC Power Conversion Safe for Work Station & Tabletop Placement - Fuse Protected Auto-Reset - Power ON / OFF Switch
Eliminates the Need of Battery or External Power Source - Built-in Electronic Overload, Short Circuit & Overload Protection
Rugged & Durable Cabinet Heatsink & Housing - Used for Component & Device Equipment Testing, Operation & Power Performance
Description
Pyramid Model : PS9KX5 Amp Hobbyist Bench Power Supply
Bench Power Supply, AC-to-DC Power Converter with Car/Vehicle Power Outlet (5 Amp)
Features:Technical Specs:
The Pyramid Power Supply provides convenient and reliable AC-to-DC power performance. Universal hardwired screw-type connection terminals are hassle-free and ensure compatibility with a wide range of device equipment & components. Simple electronic plug-in operation provides a constant source of DC voltage, allowing for quick and consistent power conversion. Switch-activated power control eliminates the need of an external battery or additional power source -- while the built-in electronic overload and short-circuit protection ensure safety of the operator & any connected electrical devices. The Pyramid Bench Power Supply makes for a great addition to any hobbyist work desk or equipment testing station.
9. Tekpower TP3005P Programmable Linear Type Variable Regulated DC Power Supply, 0-30V at 0-5A
Feature
Single-output programmable variable DC regulated power supply with dual LED displays adjusts continuously from 0 - 30 volts and 0 - 5 amps with both coarse and fine adjustment, 10 mA / 1 mV resolution over the full rangePro-level precision and accuracy with low noise and low ripple, plus built-in memories to easily and effortlessly store and access your frequently-used settings to save time and improve productivity
USB interface enables remote control, operation, data exchange via a computer (Windows PC only), software and USB cable are included
Automatically shut-off to prevent damage to the connected load with Over Current Protection (OCP)
Cooling fan with thermo sensor, output sockets with insulation protection, and overload fuse protection ensure operational and personal safety, CE certified
Description
Specifications:Input voltage: 110 V/ 60 Hz
Fuse: 4A /250 V
Output voltage: 0-30 V
Output current: 0-5 A
Source effect: C.V. 0.01 % + 3 mV
C.C. 0.1 % + 3 mA
Load effect: C.V. 0.01 % + 2 mV
C.C. 0.1 % + 10 mA
Setup resolution: 10 mV, 1 mA
Setup accuracy: 0.5 % + 20 mV, 0.5 % + 10 mA (25C 5C)
Ripple: 2 mV rms, 3 mA rms
Temperature coefficient: 100 ppm + 10 mV, 100 ppm + 5 mA
Read back accuracy: 10 mV, 1 mA
Read back temp. coefficient: 100 ppm + 10 mV, 100 ppm + 5 mA
Reaction time (10% rated load):
-voltage rise: 100 ms
-voltage drop: 100 ms
Dimensions: 4 " (W) x 7 " (H) x 9 " (D)
Weight: 11 lbs 10 oz
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