KUAIQU SPPS1203D Regulated Power Source for Industrial Control Board Testing 120V 3A 360W
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KUAIQU SPPS1203D Regulated Power Source for Industrial Control Board Testing 120V 3A 360W

$139.99
$139.99
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InputVoltage: AC220V(±10%)
Model: SPPS1203D
Total: $139.99
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KUAIQU SPPS1203D Regulated Power Source for Industrial Control Board Testing 120V 3A 360W

KUAIQU SPPS1203D Regulated Power Source for Industrial Control Board Testing 120V 3A 360W

$139.99

KUAIQU SPPS1203D Regulated Power Source for Industrial Control Board Testing 120V 3A 360W

$139.99
InputVoltage: AC220V(±10%)
Model: SPPS1203D

Download English Manual (PDF)

Click the link above to get the full user guide for this product.

KUAIQU SPPS1203D Regulated Power

Source for Industrial Control Board Testing

120V 3A 360W

The KUAIQU SPPS1203D is a 360W Regulated Power Source with a 0-120V adjustable voltage range and 0-3A adjustable current range, designed for compatible industrial control boards, electronic control circuits, and related components within its rated output capability. For Industrial Control Board Testing, the SPPS1203D provides an adjustable DC supply for establishing different test conditions during development, verification, troubleshooting, and repeated bench testing. Its full-color LCD displays four-digit voltage and current values together with power information, while the precision encoder adjustment, M1-M4 four-group memory function, output switch, and panel lock provide practical controls for managing recurring test conditions.

Key Features

0-120V 0-3A Adjustable DC Output

The SPPS1203D provides an adjustable DC output from 0-120V and 0-3A with a rated output power of 360W. This output range provides flexibility when supplying compatible industrial control boards and related electronic circuits that require different DC voltage and current conditions during testing.

For Industrial Control Board Testing, different boards or test procedures may require different supply settings. The Regulated Power Source allows users to adjust the voltage and current within its rated operating range, making it possible to establish appropriate DC supply conditions for compatible control electronics during development and verification.

Precision Encoder Adjustment for Controlled Test Settings

The SPPS1203D uses precision encoder adjustment for setting the output voltage and current. The encoder provides a convenient front-panel method for changing parameters when preparing or modifying a test condition.

During Industrial Control Board Testing, engineers and technicians may need to evaluate a control board under several DC supply settings. The precision encoder makes it convenient to adjust the output parameters between test steps while keeping the power supply settings directly accessible from the front panel.

M1-M4 Four-Group Memory Function

The SPPS1203D includes an M1-M4 four-group memory function for storing commonly used voltage and current settings. Industrial control board development and verification can involve repeated tests where the same or similar DC supply parameters are used.

The four memory groups provide a practical way to retain frequently used settings for later recall. This can reduce repeated manual parameter adjustment when returning to established test conditions and can make recurring Industrial Control Board Testing procedures more convenient.

Full-Color LCD with Four-Digit Voltage and Current Display

The full-color LCD provides four-digit voltage and current display together with power display, allowing users to observe the main output information while the Regulated Power Source is operating.

During Industrial Control Board Testing, visible voltage, current, and power information helps users monitor the DC supply condition applied to a compatible control board. The display also provides convenient feedback when changing output parameters or checking the supply status during a test.

Output Switch for Convenient Test Operation

The output switch button provides direct control of the DC output. Users can prepare the required voltage and current settings before applying power to the compatible industrial control board.

This is useful when connecting a test board, changing wiring within a test setup, or moving between different testing steps. The output switch allows the user to control output operation without needing to repeatedly change the established voltage and current parameters.

Panel Lock for Maintaining Established Settings

The panel lock button helps reduce unintended changes to front-panel settings after the desired voltage and current parameters have been established.

For Industrial Control Board Testing, maintaining consistent supply settings can be useful when comparing test results or repeating the same verification procedure. The panel lock provides a practical way to help keep established settings unchanged during bench operation.

5V 2A USB Output for Compatible Accessories

The SPPS1203D provides a fixed 5V 2A USB output for compatible USB-powered accessories. This provides an additional power option when suitable USB accessories are used together with an industrial control board test setup.

The USB output is separate from the main adjustable 0-120V DC output. It provides a 5V 2A source for compatible accessories while the main output can be used as the adjustable DC supply for the control board within the rated specifications of the Regulated Power Source.

Applications

Industrial Control Board Testing

The SPPS1203D can be used as a Regulated Power Source for testing compatible industrial control boards within its 0-120V, 0-3A, and 360W rated output capability.

Users can adjust the DC voltage and current according to the requirements of the test procedure and monitor voltage, current, and power through the full-color LCD. The output switch also provides convenient control when power needs to be applied or removed during different stages of board testing.

Industrial Control Circuit Development

During industrial control circuit development, engineers may need to verify compatible electronic control circuits under different DC supply conditions. The SPPS1203D provides adjustable voltage and current settings that can be changed through the precision encoder.

The M1-M4 memory function can be used to retain frequently used settings for recurring development tests. This makes it easier to return to established supply conditions when comparing different circuit configurations or repeating a development procedure.

Control Board Verification

The SPPS1203D can provide adjustable DC power for compatible industrial control boards and related electronic components during laboratory and bench verification.

Its 0-120V voltage range, 0-3A current range, and 360W rated output define the available operating range for compatible test circuits. The full-color LCD provides visible voltage, current, and power information while the output switch allows convenient control of the applied DC power.

Repeated Control Board Test Conditions

Industrial control board verification may require the same voltage and current settings to be established repeatedly. The M1-M4 four-group memory function provides a convenient way to retain commonly used settings for recurring test procedures.

The stored settings can reduce repetitive manual adjustment when returning to familiar test conditions. Combined with precision encoder adjustment, the LCD display, output switch, and panel lock, the SPPS1203D provides practical controls for organized and repeatable bench testing.

DC Supply Condition Verification

The SPPS1203D can be used to verify DC supply conditions for compatible industrial control electronics, control boards, and related circuits.

Users can adjust the output within the 0-120V and 0-3A range, observe voltage, current, and power information on the full-color LCD, and use the output switch to control when DC power is applied to the test setup. This makes the SPPS1203D suitable for Industrial Control Board Testing within its rated specifications.

Quality Check and Terms of Service:

Each KUAIQU DC Power Supply and its accessories are inspected before shipment to help ensure that the supplied product and accessories are checked before delivery.

Package Includes:

  • 1 × SPPS1203D DC Power Supply

  • 1 × Output Power Cord

  • 1 × Input Power Cord

  • 1 × User Manual

  • 1 × Warranty Card

Quality Assurance:

  • CE & FCC Certification

  • All DC Power Supplies and accessories are inspected before shipment

  • Customer support within 24 hours

  • Single unit package size: approx. 33.5 × 13 × 22cm

  • Single unit package weight: approx. 1.7KG

  • Standard carton: 8 pcs

Technical Specifications

Parameter Specification
Model SPPS1203D
Product Type Regulated Power Source
Rated Voltage 0-120V
Rated Current 0-3A
Rated Output Power 360W
Working Temperature 0℃-40℃
USB Output 5V 2A
Memory Function M1-M4, 4 Groups
Voltage Setting Resolution 100mV
Current Setting Resolution 1mA
Voltage Readback Resolution 100mV
Current Readback Resolution 1mA
Voltage Setting Accuracy ≤0.01%+15mV
Current Setting Accuracy ≤0.01%+10mA
Voltage Readback Accuracy ≤0.01%+15mV
Current Readback Accuracy ≤0.01%+10mA
Voltage Ripple ≤300mVp-p
Current Ripple ≤30mArms
Load Regulation, Voltage ≤0.3%+10mV
Load Regulation, Current ≤0.1%+2.5mA
Line Regulation, Voltage ≤0.01%+2.5mV
Line Regulation, Current ≤0.1%+2.5mA
Rise Time, No Load ≤200mS
Rise Time, Full Load ≤300mS
Fall Time, No Load ≤30S
Fall Time, Full Load ≤300mS
Dynamic Response Time ≤200mS
Efficiency ≥85%
Input Voltage AC 220V, AC 110V Optional
Dimensions Approx. 24 × 8.5 × 16cm
Net Weight Approx. 1.3KG
Package Dimensions Approx. 33.5 × 13 × 22cm
Package Weight Approx. 1.7KG
Standard Carton 8 pcs

Why Choose KUAIQU SPPS1203D?

The KUAIQU SPPS1203D combines 0-120V adjustable DC output, 0-3A adjustable current, and 360W rated output power in a compact Regulated Power Source for compatible industrial control electronics. For Industrial Control Board Testing, the precision encoder provides convenient voltage and current adjustment, while the full-color LCD displays four-digit voltage and current values together with power information. The M1-M4 four-group memory function supports recurring test settings, while the output switch and panel lock provide practical controls for repeated bench testing.

The SPPS1203D provides 100mV voltage setting and readback resolution for its 120V output range and 1mA current resolution. Its voltage setting and readback accuracy is ≤0.01%+15mV, while current setting and readback accuracy is ≤0.01%+10mA. The power supply also provides ≤300mVp-p voltage ripple and ≤30mArms current ripple, giving users clearly defined electrical specifications when selecting a DC supply for compatible control board test setups.

With adjustable DC output, LCD Memory Function, precision encoder adjustment, output switch, panel lock, and a fixed 5V 2A USB output for compatible accessories, the SPPS1203D provides a practical Regulated Power Source for Industrial Control Board Testing, control circuit development, board verification, and repeated DC supply condition testing within its rated specifications.

Warranty

30-Day return and refund guarantee (Refer to our Refund Policy), 2-year warranty (only available for orders purchased directly from kuaiquinstrument.com), lifetime technique support by KUAIQU.

Please feel free to reach us with any concerns:

Email: kuaiquinstrument@163.com

We strive to reply to you within 24 hours.

Shenzhen Kuaiqu Electronic Co., Ltd. was founded in 2014 and is located in Shenzhen City, Guangdong Province. It is a scientific and technological enterprise integrating,production and sales. Specializing in the production of DC stabilized power supply, variable frequency power supply, switching power supply, program-controlled power supply and other 100 kinds of measuring teaching instruments and industrial special equipment.

We are committed to delivering premium products and exceptional customer service, striving to be your most reliable and intelligent assistant.

At KUAIQU, we are committed to providing our customers with the best value for their purchases. To ensure you always get the best price, we offer a 30-day price guarantee on all products purchased directly from kuaiquinstrument.com. This policy aims to give you confidence and peace of mind when shopping with us.

What is the 30-Day Price Guarantee?

Our 30-day price guarantee means that if you purchase a product from kuaiquinstrument.com and the price of that product drops within 30 days of your purchase date, you are eligible for a refund of the price difference of the products. (Prices are based on USD. No refunds will be given for price changes in other currencies due to exchange rate fluctuations.)

How Does the Price Guarantee Apply?

  • Eligibility: The price guarantee applies only to purchases made on kuaiquinstrument.com. Products purchased from other retailers or third-party sellers are not eligible.
  • Timeframe: The price drop must occur within 30 days of your original purchase date.
  • Product Match: The price guarantee applies to the same product (identical model, specifications, and condition).

How to Apply for a Price Difference Refund

If you notice that the price of a product you purchased from kuaiquinstrument.com has dropped within 30 days, follow these steps to apply for a refund of the price difference:

  • Documentation: Prepare your order number and proof of the price drop (such as a screenshot and link to the product page showing the reduced price).
  • Contact Us: Reach out to our customer support team at kuaiquinstrument@163.com. Include your order number, proof of the price drop, and a brief explanation of your request.
  • Verification: Our team will verify the price drop and your purchase details.
  • Refund Process: Once verified, we will process the refund for the price difference to your original method of payment. It typically takes 1-3 business days for you to receive the refund.

At KUAIQU, we strive to provide our customers with high-quality products and exceptional customer service. Our 30-day price guarantee is just one of the ways we ensure you get the best value for your investment. Shop confidently with KUAIQU, knowing that you are always getting the best deal available.

Thank you for choosing KUAIQU. If you have any questions or need further assistance, please do not hesitate to contact our customer support team at kuaiquinstrument@163.com.

FAQs

Still confused about our DC regulated power supplies after checking the FAQs? Please contact our customer service, we are ready to solve all your problems.

Use overlay text to give your customers insight into your brand. Select image and text that relates to your style and story.

Our customer service can walk you through all settings. You can also watch full operation tutorials on our YouTube channel, including OVP, OCP, memory storage function and other operation guides. Our official blog also has lots of technical articles for reference.

Partial KUAIQU power supplies support program control with USB, RS232, RS485 interfaces, based on Modbus protocol. Remote control can be realized via our self-developed PC software. If you need this function and confirm interface configuration of a model, email us: kuaiquinstrument@163.com..

The banana plug adopts cross-slot design. Pry the metal slot slightly open with a screwdriver to make the plug clamp terminals tighter and safer..

All KUAIQU DC power supplies support basic battery charging. For dedicated long-term charging, our patented battery-charging model with independent BATTERY key and full charging protection is highly recommended.

A certain amount of ripple is normal for all switching DC power supplies. Ripple is a small residual AC component superimposed on the DC output and is an inherent characteristic of switching power supply technology. The typical ripple voltage of our power supplies ranges from approximately 100 mV to 300 mV, which is suitable for most general-purpose testing, maintenance, and electronic applications.

A: Minor fluctuations in the last displayed digit are normal and are typically caused by temperature drift within the electronic components. As ambient and internal temperatures change, small variations in the readings may occur. This falls within normal industry tolerances and does not affect the power supply's suitability for everyday electronics work, home repairs, DIY projects, or general testing. For applications requiring extremely high precision and ultra-stable output, a linear DC regulated power supply may be more appropriate.

This is normal and does not indicate a malfunction. The internal capacitors continue to hold a small amount of stored energy after the power is switched off. As the capacitors discharge, the display will gradually turn off, typically within 5–8 seconds.

In CV mode, the power supply maintains a fixed output voltage while the current varies according to the load. In CC mode, the power supply limits the output current to a preset value, automatically reducing voltage if necessary. CC mode is especially useful for battery charging, LED testing, and protecting electronic components.

This is normal behavior. The power supply contains internal filter capacitors that store electrical energy. When the output voltage is reduced, these capacitors require a few seconds to discharge, causing the displayed voltage to decrease more gradually than when increasing the voltage. Q: Why does t

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FAQs

If you have any other questions or technical doubts about our DC power supplies, please feel free to contact us anytime. Our professional support team will reply to you as soon as possible.

Output ripple refers to small residual AC fluctuations present in the DC output. Lower ripple levels provide cleaner power, which is important when testing sensitive electronics, RF circuits, audio equipment, and precision instruments.

Yes, all DC regulated power supplies manufactured by KUAIQU support battery charging. However, if you mainly intend to charge batteries, I would highly recommend our patented DC power supply specially designed for battery charging. It comes with an exclusive dedicated BATTERY function key, and built-in specialized charging protection functions to safeguard your batteries during the whole charging process..

This is normal behavior. The power supply contains internal filter capacitors that store electrical energy. When the output voltage is reduced, these capacitors require a few seconds to discharge, causing the displayed voltage to decrease more gradually than when increasing the voltage..

This is normal and does not indicate a malfunction. The internal capacitors continue to hold a small amount of stored energy after the power is switched off. As the capacitors discharge, the display will gradually turn off, typically within 5–8 seconds..

This is a common operation issue for adjustable DC power supplies. Please follow the steps below to solve the voltage adjustment failure: Turn the current adjustment knob clockwise moderately to set the unit to constant voltage (C.V) mode; After confirming the power supply enters CV mode, turn the voltage adjustment knob clockwise, then you can freely adjust the output voltage value..

It is recommended to pre-adjust the voltage to around 5V before operation. This step prevents spark generation when connecting short-circuited loads, which effectively avoids safety accidents and other hidden electrical hazards..

A: Our banana plug adopts cross-slot design. If the plug becomes loose, use a screwdriver to slightly pry open the metal slot, which can make the plug clamp tighter and connect more safely..

Some models of our KUAIQU DC regulated power supplies support programmable control. They are equipped with USB, RS232 or RS485 communication interfaces and adopt the Modbus protocol. You can realize remote control easily by using our self-developed PC software. If you need programmable control but are unsure whether a specific model comes with your required communication interface, please feel free to contact us via email: kuaiquinstrument@163.com.

If you have any confusion about using OVP, OCP and other built-in functions, our professional customer support staff will provide targeted guidance for you. We also upload complete step-by-step tutorial videos on our official YouTube channel. Apart from OVP and OCP over-protection setup, the videos demonstrate memory storage function and all common operation skills. You can visit our channel via https://www.youtube.com/ In addition, our official blog contains a large number of popular science and technical articles about DC power supplies, you can search and browse related content to solve your problems.

In CV mode, the power supply maintains a fixed output voltage while the current varies according to the load. In CC mode, the power supply limits the output current to a preset value, automatically reducing voltage if necessary. CC mode is especially useful for battery charging, LED testing, and protecting electronic components.