300A 60V 18000W Variable DC Power Supply

$5,669.78

18kW variable DC power supply delivering 0–60V and 0–300A output for high-current industrial applications, featuring stable voltage regulation, low ripple, digital voltage and current metering, independent adjustment, OVP, OCP, OTP, and forced-air cooling.

Input Voltage *

Three Phase AC 380V
Single Phase AC 110V [+$988.69]

SKU: ATO-VDCPS60300K

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Delivery date: 6-12 days

Overview

Designed for high-current DC power applications, the ATO-JK60300K adjustable DC power supply supports 0–60V voltage and 0–300A current adjustment. Independent potentiometer control, clear digital metering, and forced-air cooling support precise operation and continuous high-power use.

Specification

Model	ATO-JK60300K
Input Voltage	Single-Phase 110V (±10%) Threee-Phase AC 380V (±10%)
Input Frequency	50/60 Hz
Output Voltage	DC 0–60V
Output Current	0–300A
Output Power	18 KW
Power Supply Stability	≤0.5% + 10 mV
Load Regulation	≤0.5% + 30 mV
Ripple	≤1% + 10 mV RMS
Voltage Display	3½-digit digital meter; Accuracy: ±0.5% FS + 1 digit (10%–100% of rated value); Display range: 00.0–60.0V
Current Display	3½-digit digital meter; Accuracy: ±0.5% FS + 1 digit (10%–100% of rated value); Display range: 00.0–300.0A
Insulation Resistance	Input-Output: ≥20 MΩ; Input-Case: ≥20 MΩ; Output-Case: ≥80 MΩ
Dielectric Strength	Input-Output: AC 1500V, 10mA, 1 minute; Input-Case: AC 1500V, 10mA, 1 minute; Output-Case: AC 1500V, 10mA, 1 minute
Overvoltage Protection	Built-in OVP; protection threshold: rated output voltage +5%
Overcurrent Protection	Constant-current output under overload and short-circuit conditions
Overtemperature Protection	Built-in OTP; protection threshold: 85°C ±5°C (heatsink temperature)
Voltage and Current Adjustment	Potentiometer
Output Polarity	Positive (+) and negative (-) outputs can be grounded independently
Cooling Method	Forced-Air Cooling
Operating Environment	Indoor use; Temperature: -10°C–40°C; Humidity: 10%–85% RH
Storage Environment	Temperature: -20–70°C; Humidity: 10%–90% RH
Dimensions	700 × 460 × 300 mm (L × W × H)
Weight	45kg

Note: All values are typical and may vary under different load conditions or operating circumstances. Accuracy is measured under load-side voltage sensing conditions. Deviations from rated values may occur due to temperature variations and component aging.

Feature

Variable DC Power Supply: Delivers 0–60V DC output and 0–300A output current at 18kW, suitable for high-current industrial and testing applications.
Adjustable Output: Independent potentiometers allow convenient adjustment of output voltage and current to meet different load requirements.
Digital Meter Display: Built-in 3½-digit meters clearly show output voltage and current for easy monitoring during operation.
Built-In Protection: Overvoltage, overcurrent, and overtemperature protection help maintain safe operation during overload, short circuits, and overheating.
Forced-Air Cooling: Fan-assisted cooling improves heat dissipation during continuous high-power operation, supporting stable performance of the adjustable DC power supply.

Detail

Front

Back

Size (unit: mm)

300A 60V variable DC power supply size

Tips: How Should a Variable DC Power Supply Be Used Under High Loads?

For high-current applications, start by setting the required voltage and current before connecting the load. Keep the load within the 0–60V, 0–300A, and 18kW output limits, and ensure adequate ventilation around the power supply for effective heat dissipation. Gradual adjustment of the output also helps prevent sudden changes in power delivered to the connected equipment.

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