GSP series

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GW-GSP1100W-12

Greatwall / Industrial Power Supply / GSP series

GW-GSP1100W-12 supports the operating demands of Telecom & Networking, Industrial Automation, Led Lighting Systems, and Battery Charging Systems. Its electrical design uses 1100W capacity and built-in dc fan with automatic speed control for controlled delivery for equipment expected to run for long periods.

Model
GW-GSP1100W-12
Product Type
Fully Digital Enclosed AC-DC Power Supply
Rated Output Power
1100W
AC Input Voltage
90–264Vac

Need compatibility confirmation? Send us your model, label photo, power rating, and connector requirements.

PRODUCT OVERVIEW

Built for reliable, continuous power delivery.

The GW-GSP1100W-12 is designed for systems requiring a stable, high-current 12V power rail, intelligent monitoring, parallel expansion, and remote-control capability. For this 1100W capacity, backplane pinout, control signaling, and mechanical retention should be checked together before the unit is approved for production use. Installation planning should account for ambient temperature, pressure drop, service access, and the electrical limits of the surrounding platform. System validation should cover standby behavior, load transitions, protection recovery, and monitoring compatibility under expected operating conditions. Allow practical headroom for startup demand and transient loads, while keeping intake and exhaust paths clear throughout continuous operation.

Plan the GW-GSP1100W-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-GSP1100W-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

1100W 12V 92A Fully Digital Enclosed AC-DC Power Supply for High-Current Computing, Storage, Industrial Automation, and Test Systems

The GW-GSP1100W-12 delivers a regulated 12V DC output at up to 92A , providing 1100W of rated output power for industrial computers, storage equipment, automated test systems, high-current electronic assemblies, and centralized 12V power platforms.

01

High-Current 12V / 92A Output

The GW-GSP1100W-12 delivers a regulated 12V DC output at up to 92A , providing 1100W of rated output power for industrial computers, storage equipment, automated test systems, high-current electronic assemblies, and centralized 12V power platforms.

02

Universal AC and High-Voltage DC Input

The power supply accepts 90–264Vac or 127–370Vdc , supporting worldwide AC mains operation as well as high-voltage DC distribution systems used in industrial, telecom, and data-processing installations.

03

Fully Digital Control with Active PFC

Fully digital control enables stable regulation, intelligent system supervision, and optimized operating performance. Built-in active PFC provides a power factor of up to 0.99 .

04

Parallel Operation and Current Sharing

The unit supports up to four power supplies operating in parallel , with current-sharing capability for higher output capacity, modular power expansion, and improved system availability.

05

Remote Control and System Monitoring

Remote ON/OFF, remote sensing, DC_OK signal output, auxiliary 12V power, and customizable host-computer monitoring allow integration with intelligent controllers, automated equipment, and centralized power-management systems.

06

Intelligent Cooling and Comprehensive Protection

A built-in DC fan provides forced-air cooling with automatic fan-speed adjustment. 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-GSP1100W-12 12V 1100W 92A High-current industrial computers, storage arrays, GPU and accelerator platforms, machine-vision systems, automated test equipment, and centralized 12V electronic assemblies
GW-GSP1100W-24 24V 1100W Approximately 45.8A PLC cabinets, robotic production lines, CNC machinery, industrial actuators, motion-control systems, and centralized 24V power distribution
GW-GSP1100W-48 48V 1100W Approximately 22.9A Telecom equipment, network infrastructure, edge-computing platforms, industrial communication systems, and distributed 48V power architectures

DEPLOYMENT SCENARIOS

Where GW-GSP1100W-12 fits best.

The GW-GSP1100W-12 is designed for systems requiring a stable, high-current 12V power rail, intelligent monitoring, parallel expansion, and remote-control capability.

Deployment Scenario Application Description
Industrial Computing Powers industrial PCs, embedded computing platforms, control servers, and high-current processor boards
Storage Systems Supports disk arrays, storage controllers, data-logging equipment, and centralized storage platforms
Machine Vision Supplies industrial cameras, lighting controllers, image-processing computers, and inspection systems
Automated Test Equipment Powers production-line testers, burn-in racks, electronic loads, and programmable validation systems
High-Current Electronics Supports FPGA platforms, accelerator boards, power-distribution assemblies, and custom 12V systems
Modular Power Systems Enables parallel power expansion and current sharing for scalable or high-availability installations

POWER DESIGN

Reliability notes for continuous operation.

At 12V and 92A, even small cable or terminal resistance can create significant voltage drop and heat. Use short, heavy-gauge conductors or appropriately sized copper busbars, and ensure that all output connections are securely tightened.

  • Remote sensing should be connected directly at the load terminals to compensate for distribution losses. Sense wiring should be routed separately from high-current conductors and switching-noise sources.
  • When multiple units are connected in parallel, use conductors of equal length and resistance, confirm correct current-sharing connections, and verify that airflow remains balanced across all power supplies.
  • 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, 92A output with 1100W 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 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 confirm that the source remains within 127–370Vdc
Output Polarity Confirm the positive and negative 12V terminals before connecting the load
Output Conductors Use short, low-resistance cables or copper busbars rated for at least 92A
Terminal Tightening Secure all high-current terminals to minimize voltage drop and localized heating
Remote Sensing Connect sense wires directly at the load terminals and route them separately
Voltage Adjustment Adjust gradually while monitoring the load voltage with calibrated instruments
Parallel Operation Use matched cable lengths and correctly connect current-sharing interfaces
Remote ON/OFF Confirm the host-controller signal requirements before connection
DC_OK Signal Verify signal voltage and interface compatibility with the monitoring controller
Auxiliary Output Keep the auxiliary 12V load within the specified 0.8A limit
Monitoring Interface Confirm communication and host-monitoring requirements before integration
Fan Clearance Keep the cooling-air intake and exhaust areas unobstructed
Grounding Connect protective earth to a reliable equipment ground
Load Limit Keep continuous operation within 12V, 92A, and 1100W
Maintenance Disconnect all input power and allow stored energy to discharge before servicing

FAQ

Frequently asked questions about GW-GSP1100W-12.

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

What type of power supply is the GW-GSP1100W-12?

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

What are the dimensions of the GW-GSP1100W-12?

The enclosure measures approximately 280 × 127 × 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?

The unit provides 12V DC, a maximum output current of 92A, and 1100W of rated output power.

Can multiple units operate in parallel?

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

What remote-control and monitoring functions are available?

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

How is the cooling fan controlled?

The built-in DC fan uses automatic speed adjustment according to operating conditions.

What protection functions are included?

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