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GW-GSP1800W-12

GSP series

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GW-GSP1800W-12

Greatwall / Industrial Power Supply / GSP series

GW-GSP1800W-12 brings dependable power to Al Computing, Rack Servers, Storage Systems, and Network Equipment. The combination of 1800W capacity and a stable 12V DC rail gives operators dependable performance across distributed operating sites.

Model
GW-GSP1800W-12
Product Type
Fully Digital Enclosed AC-DC Power Supply
Input Voltage Range
90–264Vac / 127–370Vdc
Output Voltage
12V DC
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PRODUCT OVERVIEW

Built for reliable, continuous power delivery.

The GW-GSP1800W-12 is designed for systems requiring exceptionally high 12V current, stable voltage regulation, intelligent control, remote supervision, and scalable parallel operation. For this 1800W capacity, 12V DC output, before integration, confirm the connector mapping, chassis clearance, and supported input conditions against the target power shelf. For long-term service, document fan inspection, connector seating, event-log review, and replacement procedures as part of the maintenance plan.

Plan the GW-GSP1800W-12 output wiring around the actual current demand: keep conductors short, use low-resistance terminations, separate power paths from sensitive signal wiring, and preserve access for retightening and inspection. Arrange the enclosure so heat from neighboring components cannot collect around the supply or its connection points.

Qualify the GW-GSP1800W-12 at several load levels, measuring voltage at both the supply terminals and the equipment input rather than relying only on no-load readings. Record cable drop, connector temperature, and enclosure temperature as baseline values. Later maintenance checks can compare against this record to identify loose joints, rising contact resistance, or deteriorating heat dissipation before they interrupt service.

CORE ADVANTAGES

1800W 12V 150A Fully Digital Enclosed AC-DC Power Supply for High-Current Industrial Systems, Automated Equipment, Test Platforms, and Centralized 12V Distribution

The GW-GSP1800W-12 delivers a regulated 12V DC output at up to 150A , providing 1800W of rated power for high-current industrial equipment, automated production systems, large test platforms, centralized 12V distribution, and specialized electronic loads.

01

High-Current 12V / 150A Output

The GW-GSP1800W-12 delivers a regulated 12V DC output at up to 150A , providing 1800W of rated power for high-current industrial equipment, automated production systems, large test platforms, centralized 12V distribution, and specialized electronic loads.

02

Universal AC and High-Voltage DC Input

The power supply supports 90–264Vac and 127–370Vdc input, allowing installation in international AC environments or systems using high-voltage DC distribution.

03

Fully Digital Control with Active PFC

Fully digital power regulation supports accurate output control, intelligent operating supervision, and responsive system protection. Built-in active PFC achieves a power factor of up to 0.99 .

04

Parallel Operation and Current Sharing

Up to four units can operate in parallel with current-sharing capability, enabling modular output expansion and scalable high-current power architectures.

05

Remote Control and System Monitoring

Remote ON/OFF, remote voltage sensing, DC_OK signal output, auxiliary 12V power, and customizable host-computer monitoring simplify integration with centralized equipment-control systems.

06

Automatic Fan Cooling and Multi-Level Protection

The built-in DC fan automatically adjusts its speed according to operating conditions. Protection functions include input overvoltage, input undervoltage, OSP, OCP, OVP, OTP, constant-current protection, and fan-stall protection.

MODEL SELECTION

Compare Greatwall industrial power options.

Review nearby Greatwall models and select the output voltage, power level, and integration profile that best match the target system.

Model Output Voltage Rated Output Power Nominal Output Current Best-Fit Application
GW-GSP1800W-12 12V 1800W 150A High-current industrial electronics, automated production equipment, centralized 12V power distribution, burn-in systems, test platforms, and specialized low-voltage loads
GW-GSP1800W-24 24V 1800W 75A Robotic production lines, CNC machinery, industrial control cabinets, large actuator systems, automated inspection equipment, and centralized 24V distribution
GW-GSP1800W-48 48V 1800W 37.5A Telecom infrastructure, edge-computing platforms, industrial network cabinets, distributed 48V systems, battery-supported equipment, and communication power systems

DEPLOYMENT SCENARIOS

Where GW-GSP1800W-12 fits best.

The GW-GSP1800W-12 is designed for systems requiring exceptionally high 12V current, stable voltage regulation, intelligent control, remote supervision, and scalable parallel operation.

Deployment Scenario Application Description
Industrial Automation Powers high-current controllers, automated machinery, production equipment, and industrial electronic assemblies
Automated Test Systems Supplies burn-in racks, test benches, validation platforms, and high-load electronic test fixtures
Centralized 12V Distribution Provides a common 12V source for multiple downstream devices and electronic subsystems
High-Current Control Equipment Supports large control boards, actuators, relays, motors, and specialized low-voltage loads
Electronic Manufacturing Powers assembly-line equipment, inspection stations, calibration systems, and production tools
Parallel Power Systems Enables modular power expansion through four-unit parallel operation and active current sharing

POWER DESIGN

Reliability notes for continuous operation.

At 12V and 150A, even small conductor resistance can create significant voltage drop and heat. Use very short, low-resistance copper conductors with sufficient cross-sectional area, and ensure all high-current terminals are securely tightened.

  • Remote sensing should be connected directly at the load terminals to compensate for voltage loss along the output cables. Sense wires should be routed separately from high-current conductors, fan wiring, and switching-noise sources.
  • For parallel operation, use output cables of equal length and resistance, correctly connect the current-sharing interfaces, and maintain balanced airflow around every installed power supply.
  • Key design features include:
  • · 90–264Vac and 127–370Vdc input compatibility
  • · Fully digital control with active PFC and PF up to 0.99
  • · Phase-shift full-bridge power-conversion topology
  • · Regulated 12V, 150A output with 1800W rated power
  • · Adjustable output voltage with low-ripple, low-noise performance
  • · Built-in fan cooling with automatic speed control and fan-stall protection
  • · Remote ON/OFF control, remote voltage sensing, and DC_OK signal output
  • · 12V/0.8A auxiliary output with customizable host-computer monitoring
  • · Four-unit parallel operation with active current sharing
  • · Comprehensive input UVP/OVP, OSP, OCP, OVP, OTP, and constant-current protection
  • · 3000Vac isolation, conformal-coated PCB, and operation support up to 5,000 meters

INSTALLATION

Installation and operating guidance.

Confirm electrical compatibility, thermal clearance, mechanical fit, and system load before integration.

Item Installation Recommendation
AC Input Confirm live, neutral, and protective-earth connections before applying power
DC Input Verify polarity and keep the DC source within 127–370Vdc
Output Polarity Confirm positive and negative 12V terminals before connecting the load
Output Conductors Use very short, heavy-gauge, low-resistance copper conductors rated for at least 150A
Terminal Tightening Secure every high-current terminal to reduce contact resistance and overheating
Remote Sensing Connect sensing wires directly at the load terminals
Voltage Adjustment Adjust gradually while monitoring output voltage with calibrated instruments
Parallel Operation Use matched cable lengths and correctly connect current-sharing interfaces
Remote ON/OFF Confirm the external controller’s signal requirements before connection
DC_OK Signal Verify signal-level compatibility with the monitoring controller
Auxiliary Output Keep the auxiliary 12V load within the specified 0.8A limit
Monitoring Interface Confirm communication and control requirements before system integration
Fan Clearance Keep air-intake and exhaust areas unobstructed
Grounding Connect protective earth to a reliable equipment ground
Load Limit Keep continuous operation within 12V, 150A, and 1800W
Maintenance Disconnect all input power and allow stored energy to discharge before servicing

FAQ

Frequently asked questions about GW-GSP1800W-12.

Key answers for specification matching, installation planning, and system integration.

What type of power supply is the GW-GSP1800W-12?

It is a fully digital enclosed AC-DC power supply with active PFC, high-voltage DC input support, intelligent fan control, remote monitoring, and parallel current sharing.

What are the dimensions of the GW-GSP1800W-12?

The enclosure measures approximately 300 × 85 × 41 mm.

What input-voltage ranges does it support?

It supports 90–264Vac input and 127–370Vdc input.

What are its rated output voltage, current, and power?

It provides 12V DC, a maximum output current of 150A, and 1800W of rated output power.

Can several units operate in parallel?

Yes. Up to four units can operate in parallel with active current-sharing capability.

What remote-control and monitoring functions are available?

The unit supports remote ON/OFF, remote voltage sensing, DC_OK signal output, auxiliary 12V power, and customizable host-computer monitoring.

What protection functions are included?

Protection functions include input overvoltage, input undervoltage, OSP, OCP, OVP, OTP, constant-current protection, and fan-stall protection.

Which applications are best suited to the 12V version?

It is particularly suitable for high-current industrial electronics, automated production equipment, centralized 12V distribution, burn-in racks, test systems, and specialized low-voltage loads.

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