50A 150V 7500W Adjustable DC Power Supply

5 out of 5 based on 1 reviews | Write a review

$2,447.08

One power supply for a broad range of DC testing needs, the 50A adjustable DC power supply combines 0–150V voltage adjustment with 0–50A current control in a single high-power unit. Its CV/CC modes switch automatically according to the load, providing flexible output control. Suitable for engineers, production lines, and research teams, it supports motor, electronics, and equipment testing.

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SKU: ATO-DCPS-50

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Overview
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ATO 50A adjustable DC power supply offers fast response, stable regulation, low ripple, and straightforward potentiometer adjustment. Built-in OVP, OTP, and short-circuit protection help guard the supply, while forced-air cooling manages operating heat. Ideal for electronics, motors, industrial control, and laboratory work.

Specification

Model	ATO-JK15050K
Input Voltage	Single‑phase AC 220V±10%
Input Frequency	50Hz/60Hz
Output Voltage	DC 0–150V
Output Current	0–50A
Output Power	7500W
Line Regulation	≤0.5%+10mV
Load Regulation	≤0.5%+30mV
Ripple	≤1%+10mV rms
Voltage Display	3½ digit meter
	Accuracy: ±0.4%FS +1 digit (10%–100% of rated value)
	Display format: 00.0V–150.0V
Current Display	3½ digit meter
	Accuracy: ±0.5%FS +1 digit (10%–100% of rated value)
	Display format: 00.0A–50.0A
Insulation Resistance	Input - Output: ≥20MΩ
	Input - Chassis: ≥20MΩ
	Output - Chassis: ≥80MΩ
Dielectric Strength	Input - Output: AC1500V, 10mA, 1 min
	Input - Chassis: AC1500V, 10mA, 1 min
	Output - Chassis: AC1500V, 10mA, 1 min
Output Overvoltage Protection	Built‑in OVP. Protection threshold: rated value +5%
Output Overcurrent Protection	Constant current output under overload or short‑circuit conditions
Over Temperature Protection	Built‑in OTP. Protection threshold: 85℃±5% (heatsink temperature)
Voltage & Current Setting	Potentiometer
Output Polarity	Either positive(+) or negative(−) terminal can be grounded
Cooling Method	Forced Air Cooling
Operating Environment	Temperature: −10℃～60℃ (For indoor use)
Operating Environment	Humidity: 10%～85% RH (For indoor use)
Storage Environment	Temperature: −20℃～70℃
Storage Environment	Humidity: 10%～90% RH
Dimension	L530mm × W430mm × H200mm
Weight	28kg

Features

7500W High-Power Output: This 7500W adjustable DC power supply delivers continuously adjustable 0–150V output and 0–50A current, providing high-power DC supply capacity for motor, electronics, industrial testing, and R&D applications.
Automatic CV/CC Switching: This variable power supply continuously adjusts output voltage and current while automatically switching between constant-voltage (CV) and constant-current (CC) modes according to load conditions for flexible power control.
PWM Switching Control: The adjustable power supply uses advanced PWM switching technology to improve power conversion efficiency, response speed, and output stability while keeping the unit compact and lightweight.
Stable Regulated Output: As a regulated DC power supply, it provides line regulation of ≤0.5%+10mV and load regulation of ≤0.5%+30mV, helping maintain consistent output when input or load conditions change.
Multiple Protection Functions: This variable DC power supply integrates overvoltage protection, over-temperature protection, and short-circuit protection to help safeguard the power supply and connected loads during abnormal operating conditions.
Soft-Start Protection: Startup delay soft-start control is featured in the adjustable DC power supply to reduce output voltage overshoot when powered on, providing a smoother startup for connected equipment.
Remote Control Options: The DC power supply can be optionally equipped with voltage, current, and power on/off remote control, as well as 0–5V/0–10V analog control or RS-485 communication for PLC-based remote operation.

Dimension (unit: mm)

50a dc power supply dimensions

Details

50a dc power supply details

50a dc power supply details_2

Tips: How do different loads affect a DC power supply?

Different load types can affect the response of a DC power supply. Resistive loads typically produce predictable current demand. Capacitive loads may require high inrush current and can affect voltage rise or transient response, while inductive loads such as motors may cause current fluctuations or ringing. Selecting appropriate voltage and current limits helps the power supply maintain stable operation as load conditions change.

50A Linear DC Power Supply User Manual.pdf

Existing reviews of 50A 150V 7500W Adjustable DC Power Supply

This is a good quality supply

I've used some high end power supplies so I have some experience when I say this is a good supply. I connected a Tektronix oscilloscope to evaluate the output voltage. This is a linear supply so the output voltage is very clean. I also checked for spikes when turning the output on and off with and without a load and saw no spikes. The current control and voltage control work well. The ability to connect it to your test circuit, set the voltage and current, and then turn the power output on is a feature not found in some high end power supplies.

From: Hortensio | Date: 02/06/2022

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