SP-12000 : 12000W AC to DC Adjustable Switching Power Supply With PFC

The WEHO SP-12000 is an industrial behemoth engineered to deliver an unyielding 12,000W of precision single-output DC power. Designed with adaptive input voltage sensing—providing 50% load capacity on 95-190VAC and full 100% capacity on 195-265VAC—it offers a versatile selection of output configurations ranging from 30V up to 220V. Built for the most demanding automated environments, it operates with exceptional energy conversion efficiency up to 93%. This heavy-duty 22kg module (455 x 345 x 251 mm) is fully equipped with RS485 Modbus telemetry, linear voltage and constant current adjustability, an isolated 12V/0.5A auxiliary supply, and dry-contact alarm interfaces for seamless system integration.

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Single output: Power 12000W

Input voltage: 95-190VAC(output current 50%)195-265VAC(output current 100%)

General Specification

Modelo	SP-12000-30	SP-12000-36	SP-12000-48	SP-12000-60	SP-12000-110	SP-12000-220
DC voltage	30V	36V	48V	60V	110V	220V
Rated current	320A	266.7A	200A	160A	87.3A	43.6A
Kasalukuyang saklaw	0-320A	0-266.7A	0-200A	0-160A	0-87.3A	0-43.6A
Na-rate na Kapangyarihan	12000W
Ripple	500mV	500mV	600mV	600mV	1000mV	1500mV
Constant current optimum range	15-30V	18-36V	24-48V	30-60V	55-110V	110-220V
Rated voltage accuracy	±1.0%
Regulasyon ng Linya	±1.0%
Regulasyon sa Pag-load	±1.0%
Startup&Rise Time	1500mS,700mS/230VAC (Fully loaded)
Voltage range	95-190VAC(Output Current 50%),195-265VAC(Output Curent 100%)
Saklaw ng dalas	45Hz-65Hz
Power Factor	PF≥0.99/230VAC (Fully loaded)
Efficiency(MAX)	91%	91.5%	92%	92%	92.5%	93%
AC Current	<110A
Leakage Current	<3.0mA/240VAC
Short Circuit	When the constant current is entered and the voltage is lower than 10%of the rated voltage,the output is shut down and locked after 1 second,and recovers after restarting.
Over current	The user can set the over-current value to delay the oufput for 5 seconds and then shut down the output,and then resume after restarting.
Overpressure	Users can set the overvoltage value to shut down the output voltage,and restore after restart.
Over temperature	Shut down the output,automatically recover or restart after the temperature drops.
Output voltage adjustment	0-33V	0-39.6V	0-52.8V	0-66V	0-121V	0-242V
Output constant current adjustment	0-320A	0-266.7A	0-200A	0-160A	0-87.3A	0-43.6A
485 Communications	MODBUS Communication Protocol
Isolated auxiliary	12V0.5A (Need customization)
Output remote switch	Default power on,high level power off (5V-12V)(Need customization)
Alarm signal output	Power Good Signal(Dry Contact≤36V,0.1A) (Need customization)
Operating temperature	-20-+60℃
工作湿度 Operating humidity	-20-90%RH No condensation
Temperatura at halumigmig ng imbakan	-40-+85℃,10-95%RHNo condensation
Vibration resistance	10-500Hz,2G10 Min/cycle,X、Y、Z60Min
Insulation resistance	Input to Output:100Mhms/500VDC/25°C/70%RH
Paglaban sa presyon	I/P-O/P:2KVAC IP-FG:2KVAC O/P-FG:0.5KVAC
Size	455×345×251mm
Net weight	22 kg

Overall Dimension(mm)

SP-12000 : 12000W AC to DC Adjustable Switching Power Supply With PFC title=

Key Advantages & Application Scenarios

Key Advantages

Programmable Shock Resistance: Designed to handle extreme electrical stress, it features a user-defined 5-second over-current delay. This uniquely allows the system to effortlessly absorb massive startup surge currents from heavy inductive equipment without triggering premature, disruptive shutdowns.

Full-Range Precision Tuning: Breaks free from fixed-output limitations by empowering operators to smoothly adjust both voltage and constant current from near-zero up to their maximum ratings (e.g., 0-242V tuning on the 220V model), providing surgical precision for highly sensitive loads.

Centralized Digital Command: The native RS485 Modbus protocol, combined with customizable dry-contact alarm signals and high-level remote switching, allows facility engineers to monitor, control, and automate power scaling directly from a central SCADA or PLC system.

Application Scenarios

Heavy Industrial Machinery Testing: Delivers the massive, uninterrupted high-amperage power (up to 320A on lower voltage models) necessary for testing heavy-duty DC motors, large-scale CNC machining centers, and automated robotic arms.

Commercial Energy Storage & EV Infrastructure: The exceptionally stable and highly adjustable constant current output makes it the perfect primary power backbone for grid-scale battery formation facilities and large electric vehicle charging hubs.

Electrochemical & Surface Treatment: Supplies the unyielding 12kW continuous power essential for large-scale industrial electroplating, anodizing lines, and centralized chemical water purification systems requiring prolonged, heavy-load operation.