GW-GSP1600W-48 1600W 48V AC-DC Power Supply

PRODUCT OVERVIEW

Built for reliable, continuous power delivery.

The GW-GSP1600W-48 is designed for high-power equipment requiring a stable 48V rail, efficient DC distribution, remote supervision, and scalable parallel operation. For this 1600W capacity, 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. Before integration, confirm the connector mapping, chassis clearance, and supported input conditions against the target power shelf. A documented acceptance test helps preserve consistent behavior when modules, backplanes, or surrounding hardware are serviced. Retain these verification results with the equipment service record.

Plan the GW-GSP1600W-48 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-GSP1600W-48 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

1600W 48V 33.5A Fully Digital Enclosed AC-DC Power Supply for Telecom Infrastructure, Edge Computing, Industrial Networks, and Distributed 48V Systems

The GW-GSP1600W-48 delivers a regulated 48V DC output at up to 33.5A , providing 1600W of rated power for telecom cabinets, edge-computing platforms, industrial communication systems, distributed 48V architectures, and high-power electronic equipment.

Stable 48V / 33.5A High-Power Output

Universal AC and High-Voltage DC Input

The power supply supports 90–264Vac and 127–370Vdc input, allowing operation from international AC mains or high-voltage DC distribution systems.

Fully Digital Control with Active PFC

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

Parallel Operation and Current Sharing

Up to four units can operate in parallel with current-sharing capability, supporting modular power expansion and high-availability system design.

Remote Control and Intelligent Monitoring

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

Automatic Fan Cooling and Comprehensive 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-GSP1600W-24	24V	1600W	67A	Robotic production lines, CNC machinery, PLC cabinets, industrial actuators, automated test systems, and centralized high-current 24V distribution
GW-GSP1600W-48	48V	1600W	33.5A	Telecom base-station equipment, edge-computing platforms, industrial network cabinets, distributed 48V systems, battery-supported infrastructure, and centralized communication power systems

DEPLOYMENT SCENARIOS

Where GW-GSP1600W-48 fits best.

The GW-GSP1600W-48 is designed for high-power equipment requiring a stable 48V rail, efficient DC distribution, remote supervision, and scalable parallel operation.

Deployment Scenario	Application Description
Telecom Infrastructure	Powers base-station controllers, transmission equipment, radio-access systems, and telecom cabinets
Edge Computing	Supplies rugged edge servers, distributed processing nodes, and remote computing platforms
Industrial Networks	Supports industrial Ethernet switches, protocol gateways, communication controllers, and factory-network cabinets
Distributed 48V Systems	Provides centralized 48V power for multiple downstream converters and electronic subsystems
Battery-Supported Equipment	Integrates with 48V backup-power systems and continuity-power architectures
High-Power Electronics	Supplies communication devices, test platforms, control systems, and specialized electronic assemblies

POWER DESIGN

Reliability notes for continuous operation.

At 48V and 33.5A, conductor resistance and terminal contact quality can create noticeable voltage drop and heat. Use short, low-resistance conductors with sufficient current capacity and securely tighten every high-current terminal.

Remote sensing should be connected directly at the load terminals to compensate for cable losses. Route sensing wires separately from high-current conductors, fan wiring, and switching-noise sources.
For parallel operation, use output conductors of equal length and resistance, correctly connect the current-sharing interfaces, and provide balanced airflow around all installed 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 topology with regulated 48V, 33.5A output
· 1600W rated power with adjustable, low-ripple and low-noise output
· 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 input source within 127–370Vdc
Output Polarity	Confirm the positive and negative 48V terminals before connecting the load
Output Conductors	Use short, low-resistance conductors rated for at least 33.5A
Terminal Tightening	Secure all high-current terminals to reduce heating and voltage drop
Remote Sensing	Connect sensing wires directly at the load terminals
Voltage Adjustment	Adjust gradually while monitoring the output with calibrated instruments
Parallel Operation	Use matched conductor 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 requirements before host-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 48V, 33.5A, and 1600W
Maintenance	Disconnect all input power and allow stored energy to discharge before servicing

FAQ

Frequently asked questions about GW-GSP1600W-48.

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

What type of power supply is the GW-GSP1600W-48?

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-GSP1600W-48?

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?

It provides 48V DC, a maximum output current of 33.5A, and 1600W of rated output power.

Can multiple units operate in parallel?

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

Which applications are best suited to the 48V version?

It is particularly suitable for telecom equipment, edge-computing platforms, industrial communication systems, distributed 48V architectures, and battery-supported infrastructure.

What remote-control and monitoring functions are available?

The unit supports remote ON/OFF, remote 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.

GW-GSP1600W-48

Built for reliable, continuous power delivery.