GSP series

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GW-GSP150W-5

Greatwall / Industrial Power Supply / GSP series

GW-GSP150W-5 was developed around the needs of Led Lighting Systems, Industrial Control Systems, Embedded Devices, Charging Equipment, Communication Terminals, and Surveillance Modules. Its combination of 100W capacity and natural convection provides practical deployment in systems that cannot tolerate unstable power.

Model
GW-GSP150W-5
Product Type
Enclosed AC-DC Power Supply
Rated Output Power
100W
Input Range
90–264Vac / 127–370Vdc

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

PRODUCT OVERVIEW

Built for reliable, continuous power delivery.

The GW-GSP150W-5 is intended for equipment requiring a stable, high-current 5V power rail with fanless cooling and compact dimensions. Its wide AC/DC input range, active PFC, remote shutdown function, and screw-terminal interface support integration into industrial, display, embedded, and testing platforms. For this 100W capacity, system validation should cover standby behavior, load transitions, protection recovery, and monitoring compatibility under expected operating conditions.

Plan the GW-GSP150W-5 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-GSP150W-5 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

100W 5V 20A Enclosed AC-DC Power Supply for LED Displays, Embedded Computing, Industrial HMI, and High-Current Control Electronics

The GW-GSP150W-5 delivers a regulated 5V / 20A output with up to 100W of output power , supporting LED display controllers, embedded computing boards, industrial interfaces, electronic test fixtures, and other low-voltage systems with high current demand.

01

100W High-Current DC Power Capacity

The GW-GSP150W-5 delivers a regulated 5V / 20A output with up to 100W of output power , supporting LED display controllers, embedded computing boards, industrial interfaces, electronic test fixtures, and other low-voltage systems with high current demand.

02

Compact 179 × 99 × 30 mm Enclosed Structure

Built in a slim 179 × 99 × 30 mm metal enclosure , this model is suitable for installation inside display equipment, industrial terminals, control cabinets, embedded platforms, and other systems where vertical installation space is limited.

03

Wide AC and DC Input Compatibility

It supports 90–264Vac input and 127–370Vdc input , allowing the power supply to operate from common global AC grids as well as compatible high-voltage DC distribution systems.

04

Active PFC with Stable 5V Output

Built-in active PFC improves input power utilization, while the regulated 5V output, low ripple, and low noise help provide stable power for processors, control boards, display electronics, and other sensitive low-voltage loads.

05

Natural Cooling with Remote Shutdown Control

The fanless natural-convection design reduces acoustic noise and mechanical maintenance requirements. A remote shutdown function also allows the host system to control power operation without physically disconnecting the input.

06

Reliable Operation for Demanding Installations

With 4242Vdc isolation , a -30°C to +60°C operating temperature range , adjustable output voltage, and short-circuit, overcurrent, overvoltage, and overtemperature protection, the GW-GSP150W-5 supports dependable continuous operation.

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 Current Rated Power Best-Fit Application
GW-GSP150W-5 5Vdc 30A 150W High-current LED controllers, embedded boards, industrial HMI equipment, and low-voltage control electronics
GW-GSP150W-12 12Vdc 12.5A 150W Communication terminals, security equipment, embedded computers, and general-purpose 12V systems
GW-GSP150W-15 15Vdc 10A 150W Test instruments, analog circuits, signal-conditioning modules, and specialized electronic equipment
GW-GSP150W-24 24Vdc 6.25A 150W PLC systems, industrial sensors, relays, actuators, and automation equipment
GW-GSP150W-27 27Vdc 5.56A 150W RF communication modules, monitoring devices, calibration systems, and dedicated 27V electronics
GW-GSP150W-48 48Vdc 3.13A 150W Telecom equipment, industrial networking, remote communication, and distributed 48V systems

DEPLOYMENT SCENARIOS

Where GW-GSP150W-5 fits best.

The GW-GSP150W-5 is intended for equipment requiring a stable, high-current 5V power rail with fanless cooling and compact dimensions. Its wide AC/DC input range, active PFC, remote shutdown function, and screw-terminal interface support integration into industrial, display, embedded, and testing platforms.

Deployment Scenario Application Description
LED Display Systems Powers LED control cards, receiving boards, information panels, and display-processing electronics
Embedded Computing Supplies stable 5V power to processor boards, carrier boards, interface modules, and peripheral circuits
Industrial HMI Equipment Supports touchscreen terminals, operator panels, compact controllers, and human-machine interfaces
Electronic Test Fixtures Provides regulated power for production test stations, validation fixtures, and laboratory equipment
Low-Voltage Control Electronics Powers logic boards, control modules, signal interfaces, and other high-current 5V circuits
Remote-Controlled Equipment Supports systems that use the remote shutdown input for centralized or automated power management

POWER DESIGN

Reliability notes for continuous operation.

The GW-GSP150W-5 uses an active-PFC input stage and a single-ended flyback conversion topology to convert a wide AC or high-voltage DC input into a regulated 5V output. Its 20A current capacity is designed for low-voltage equipment where conductor sizing, terminal quality, and voltage-drop control are especially important.

  • Natural-convection cooling eliminates the need for an integrated fan. The remote shutdown function allows compatible host equipment to control the output state, while the adjustable output-voltage function can assist with system calibration or cable-loss compensation.
  • Key reliability features include:
  • The GW-GSP150W-5 uses an active-PFC input stage and a single-ended flyback conversion topology to convert a wide AC or high-voltage DC input into a regulated 5V output. Its 20A current capacity is designed for low-voltage equipment where conductor sizing, terminal quality, and voltage-drop control are especially important.
  • Natural-convection cooling eliminates the need for an integrated fan. The remote shutdown function allows compatible host equipment to control the output state, while the adjustable output-voltage function can assist with system calibration or cable-loss compensation.
  • Key reliability features include:
  • · Active PFC with single-ended flyback conversion
  • · 90–264Vac and 127–370Vdc input compatibility
  • · Natural-convection fanless cooling
  • · Remote shutdown control
  • · Low-ripple and low-noise regulated 5V output
  • · Adjustable output voltage with LED status indication
  • · Comprehensive SCP, OCP, OVP, and OTP protection
  • · 100% high-temperature burn-in and 5G vibration testing
  • · Conformal-coated PCB with operation support up to 5,000 meters
  • · Design aligned with IEC, EN, and UL 62368 safety requirements

INSTALLATION

Installation and operating guidance.

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

Item Installation Recommendation
AC or DC Input Confirm the input source and connect it only within the specified AC or DC voltage range
Input Polarity Verify polarity carefully when using the 127–370Vdc input option
Output Connection Confirm the positive and negative 5V output terminals before connecting the load
Cable Selection Use short, low-resistance conductors capable of safely carrying the full 20A current
Terminal Tightening Tighten screw terminals securely to reduce voltage drop, heating, and intermittent contact
Grounding Connect the protective-earth terminal to a reliable equipment ground
Natural Cooling Install the unit where air can circulate freely through the enclosure openings
Installation Clearance Keep adequate spacing from heat sources, solid panels, and airflow obstructions
Output Adjustment Use a calibrated multimeter when making minor output-voltage adjustments
Remote Shutdown Confirm the required control logic and wiring before using the remote shutdown function
Load Capacity Keep the continuous load within the rated 100W output limit
Maintenance Disconnect the input and allow stored energy to discharge before inspection or servicing

FAQ

Frequently asked questions about GW-GSP150W-5.

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

What type of power supply is the GW-GSP150W-5?

The GW-GSP150W-5 is an enclosed, fanless AC-DC switching power supply with active PFC, screw-terminal connections, high-voltage DC input compatibility, and remote shutdown control.

What are the dimensions of the GW-GSP150W-5?

Its external dimensions are approximately 179 × 99 × 30 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 5V DC, a maximum output current of 20A, and a rated output power of 100W.

Why is the model called GW-GSP150W-5 if the listed output is 100W?

The model belongs to the GW-GSP150W product family, while the supplied specification rates this 5V version at 5V × 20A = 100W.

Does the power supply require a cooling fan?

No. It uses natural-convection cooling. Adequate installation clearance and surrounding airflow are still required.

What does the remote shutdown function do?

It allows compatible host equipment or control circuitry to switch the power output state remotely without mechanically disconnecting the input supply.

What protection functions are included?

The power supply includes short-circuit, overcurrent, overvoltage, and overtemperature protection.