GSP series

INQUIRY READY

GW-GSP75W-24

Greatwall / Industrial Power Supply / GSP series

GW-GSP75W-24 serves Multi-Protection Safe & Reliable, Sensors & Instrumentation, Plc Automation, Relay & Solenoid Control, and Actuators & Small Motors through 76.8W capacity. This configuration delivers steady operation across always-on infrastructure.

Model
GW-GSP75W-24
Product Type
Enclosed AC-DC Power Supply
Rated Output Power
76.8W
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-GSP75W-24 is designed for industrial and commercial equipment using the widely adopted 24V DC power standard. Its compact enclosed construction, screw-terminal connection, active PFC, and wide operating-temperature range make it suitable for automation cabinets, machinery, monitoring systems, and distributed control equipment. For this 76.8W capacity, qualification should include airflow direction, thermal margin, cable routing, and access for routine module replacement. Backplane pinout, control signaling, and mechanical retention should be checked together before the unit is approved for production use.

Plan the GW-GSP75W-24 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-GSP75W-24 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

76.8W 24V Enclosed AC-DC Power Supply for Industrial Automation, Control Cabinets, Sensors, and Electromechanical Equipment

The GW-GSP75W-24 delivers up to 76.8W output power for PLC systems, industrial controllers, sensors, relays, actuators, communication modules, and other equipment requiring a dependable 24V DC power source.

01

76.8W Stable DC Power Capacity

The GW-GSP75W-24 delivers up to 76.8W output power for PLC systems, industrial controllers, sensors, relays, actuators, communication modules, and other equipment requiring a dependable 24V DC power source.

02

Compact 159 × 97 × 30 mm Enclosed Structure

Built in a compact 159 × 97 × 30 mm metal enclosure , this model is suitable for installation inside control cabinets, automated machinery, embedded equipment, and compact industrial systems where mounting space is limited.

03

Universal 90–264Vac Input Compatibility

It supports a wide 90–264Vac input range , enabling reliable operation across different regional power grids without manual voltage selection and simplifying international equipment integration.

04

Stable 24V / 3.2A Output Performance

The unit provides a regulated 24V DC output at up to 3.2A , making it suitable for PLC modules, industrial sensors, relay coils, solenoid valves, compact actuators, and other standard 24V control loads.

05

Active PFC and 88% Conversion Efficiency

With built-in active PFC and efficiency of up to 88% , the GW-GSP75W-24 helps improve input power utilization, reduce conversion losses, and support stable thermal performance during continuous operation.

06

Reliable Operation in Demanding Environments

With a -30°C to +70°C operating temperature range , 4242Vdc isolation, adjustable output voltage, low-ripple output, and short-circuit, overcurrent, overvoltage, and overtemperature protection, this model supports dependable industrial and commercial deployment.

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-GSP75W-5 5V 75W 15A High-current control boards, LED controllers, and low-voltage embedded electronics
GW-GSP75W-12 12V 75.6W 6.3A Communication terminals, access-control systems, embedded devices, and 12V industrial equipment
GW-GSP75W-15 15V 75W 5A Test equipment, signal-processing modules, dedicated control circuits, and specialized electronics
GW-GSP75W-24 24V 76.8W 3.2A PLC systems, industrial sensors, relays, actuators, and compact automation equipment
GW-GSP75W-27 27V 75W Approximately 2.78A Communication equipment and systems requiring a regulated 27V power rail
GW-GSP75W-48 48V 75W Approximately 1.56A Telecom devices, network equipment, and distributed 48V power systems

DEPLOYMENT SCENARIOS

Where GW-GSP75W-24 fits best.

The GW-GSP75W-24 is designed for industrial and commercial equipment using the widely adopted 24V DC power standard. Its compact enclosed construction, screw-terminal connection, active PFC, and wide operating-temperature range make it suitable for automation cabinets, machinery, monitoring systems, and distributed control equipment.

Deployment Scenario Application Description
PLC and Automation Systems Powers PLC modules, remote I/O units, controllers, and industrial communication interfaces
Sensors and Instrumentation Supplies stable 24V power to proximity sensors, transmitters, monitoring modules, and measurement devices
Relays and Solenoid Devices Supports relay coils, solenoid valves, contactors, and compact electromechanical loads
Motor and Actuator Control Suitable for small DC motors, linear actuators, positioning devices, and motion-control accessories
Building Automation Powers HVAC interfaces, alarm modules, access controllers, and facility-management electronics
Industrial Communication Supports gateways, protocol converters, fieldbus devices, and networked control modules

POWER DESIGN

Reliability notes for continuous operation.

The GW-GSP75W-24 combines an active-PFC input stage with a single-ended flyback conversion topology to convert universal AC input into a regulated 24V DC output. Its low-ripple and low-noise design helps maintain stable operation for industrial controllers, sensors, communication modules, and electromechanical control devices.

  • The 4242Vdc isolation rating provides strong electrical separation between the input and output sections. The power supply also incorporates multiple protection functions and reliability-oriented testing for continuous operation in demanding environments.
  • Key reliability features include:
  • Active PFC with single-ended flyback conversion
  • Up to 88% conversion efficiency
  • Low-ripple and low-noise regulated 24V output
  • Adjustable output voltage with LED status indication
  • Comprehensive SCP, OCP, OVP, and OTP protection
  • 4242Vdc input-to-output isolation
  • 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 Input Connection Confirm the live, neutral, and protective-earth terminals before applying power
DC Output Connection Verify the positive and negative output terminals before connecting the load
Cable Selection Use output wiring capable of safely carrying the full 3.2A current
Screw-Terminal Tightening Tighten all terminals securely to reduce contact resistance and local overheating
Grounding Connect the protective-earth terminal to a reliable equipment ground
Ventilation Keep the enclosure openings unobstructed and maintain sufficient surrounding airflow
Installation Clearance Keep suitable distance from heat-generating components and restricted-airflow areas
Output Adjustment Use a calibrated multimeter when making minor output-voltage adjustments
Load Capacity Keep the continuous system load within the rated 76.8W output limit
Inductive Loads Use appropriate suppression components for relays, motors, and solenoid valves
High-Temperature Operation Consider improved airflow or output derating near the upper temperature limit
Maintenance Disconnect the AC input and allow stored energy to discharge before servicing

FAQ

Frequently asked questions about GW-GSP75W-24.

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

What type of power supply is the GW-GSP75W-24?

The GW-GSP75W-24 is a compact enclosed AC-DC switching power supply with active PFC and screw-terminal input and output connections.

What are the dimensions of the GW-GSP75W-24?

Its external dimensions are approximately 159 × 97 × 30 mm.

What input-voltage range does it support?

It supports a universal AC input range of 90–264Vac.

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

The unit provides 24V DC, a maximum output current of 3.2A, and a rated output power of 76.8W.

Is it suitable for PLC and automation systems?

Yes. Its regulated 24V output is suitable for PLC modules, sensors, relay circuits, actuators, field devices, and other common industrial-control loads.

Can the output voltage be adjusted?

Yes. The output voltage can be adjusted slightly for system calibration or to compensate for voltage drop in the output wiring.

What protection functions are included?

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

Can it power motors, relays, or solenoid valves?

Yes, provided the continuous load and startup current remain within the available output capacity. Inductive loads should use suitable suppression components to control reverse voltage.