Goldpower GPAD301M5-1E LED Display Switching Power Supply

$51.99

High-performance 300 W LED display power supply with 4.2 V/60 A output, wide AC input, and comprehensive protection for safe and reliable operation.

Goldpower GPAD301M5-1E LED Display Switching Power Supply Description

The Goldpower GPAD301M5-1E LED Display Switching Power Supply is a high-performance 300 W power unit designed for professional LED displays. It provides a stable 4.2 V output with up to 60 A current, supports a wide input voltage range of 90–264 V AC, and incorporates multiple protection features, including overcurrent, overvoltage, short circuit, and over-temperature protection. Its robust design ensures reliable operation even in harsh environments and meets strict EMC and safety standards.

Product Features:
• Wide Input Voltage Range: Operates reliably from 90–264V AC at 47–63Hz.
• High Output Power: 300W peak, with 4.2V output and up to 60A current.
• Comprehensive Protection: Overcurrent, overvoltage, under-voltage, short-circuit, and over-temperature protection.
• Environmental Tolerance: Supports operation from –40°C to 70°C and humidity from 20%–95% RH.
• EMC Compliance: Meets electrostatic, radiated, conducted, surge, and fast transient burst immunity standards.
• Mechanical Reliability: Tested for vibration, impact, collision, moisture, and mildew resistance.
• Efficient Operation: Output efficiency 88–90% at full load and 220V AC input.
• Natural Conduction Cooling: Ensures stable temperature performance without forced ventilation.

Goldpower GPAD301M5-1E LED Display Switching Power Supply Specification:

1.1 Environment
Parameter	Minimal	Typical	Max	Unit	Comment
Operating temperature	-40		70	°C	When the temperature is above 50 degrees, it needs to be derated (see the attached table on page 4). Above -30 can be started with 70% load, and can be started after starting With full load
Storage ambient temperature	-40		85	°C
Operating relative humidity	20		95	%	No condensation
Store relative humidity	5		95	%	No condensation
Altitude			5000	m
Atmospheric pressure	70		106	KPa
Heat dissipation mode					Natural conduction and heat dissipation

1.2 Input
Parameter	Minimal	Typical	Max	Unit	Comment
Input voltage range	90	220	264	Vac
Input current			4	A
Input rush current			20	A	220Vac input, output full load
Enter the frequency	47	50	63	Hz	Full range normal operation
Power factor	0.95				220Vac input, output full load

1.3 Basic output characteristics
Parameter	Minimal	Typical	Max	Unit	Comment
Output voltage		4.2		Vdc
Output voltage range	4.1	4.2	4.6	Vdc
Output current range	0		60	A
Ripple (peak-to-peak)			200	m Vp-p	At rated input/output, add a 0.11μF ceramic capacitor and a 1010μF high frequency electrolytic capacitor respectively, and the bandwidth is 20MHz for measurement. The ripple is less than 300 m when the temperature is below minus 20 Vp-p
Load regulation			±5	%
Voltage stabilization accuracy			±2	%
Source adjustment rate			±2	%

1.4 Other output characteristics
Parameter	Minimal	Typical	Max	Unit	Comment
Output Power			300	W	300 W peak
Output efficiency	88	90		%	220Vac input, full load output
Temperature coefficient			±0.03	%/℃
Startup and shutdown overshoot			±10	%
Dynamic Response Overshoot			±5	%	25% -50% -25% or 50% -75% -50% load transformer
Dynamic Response Recovery Time			200	ūS	The load mutation rate is 0.1A/s, which is calculated by the part exceeding the output voltage stabilization accuracy range.
Power-on output delay			4	S

1.5 Protection
Parameter	Minimal	Typical	Max	Unit	Comment
Input overvoltage protection	265		300	V	Output half load test
Input overvoltage recovery	260		295	V	Output half load test
Input undervoltage protection	68		88	V	Output half load test
Input undervoltage recovery	70		90	V	Output half load test
Output overvoltage protection	5.1		5.6	V	220Vac input, output half-load test
Output overcurrent protection	66		96	A	Hiccups, self-healing
Short circuit protection		Have			Short circuit for a long time and self-recovery
Over-temperature protection		Have		°C	Shutdown output after overtemperature, self-recovery

1.6 EMC
Project	Indicator requirements				Standard
Electrostatic Immunity (ESD)	Air discharge ± 8 KV				IEC 61000-4-2 (Criterion A)
Electrostatic Immunity (ESD)	Contact discharge ± 6 KV				IEC 61000-4-2 (Criterion A)
Radiated immunity (RS)	Test frequency: 80MHz ~ 2GHz Electric field intensity: 3V/m；Amplitude modulation: 80% AM (1kHz)				IEC 61000-4-3 (Criterion A)
Conducted Immunity (CS)	Test frequency: 0.15 MHz ~ 80 MHz, test intensity: 3 V, amplitude modulation: 80% AM (1kHz)				IEC 61000-4-6 (Criterion A)
Fast Transient Burst (EFT/B)	± 2kV, repetition frequency: 5KHz & 100KHz				IEC 61000-4-4 (Criterion A)
Surge (SURGE)	AC power port: Line ± 1 kV (internal resistance 2 Ω) Line ground ± 2 kV (internal resistance 12 Ω)				IEC 61000-4-5 (Criterion A)
Conducted disturbances (CE)	CLASS B (Note 2)				CISPR22 ；EN55022 ；GB9254 ；

1.7 Others
Vibration	Frequency from 10Hz to 55Hz (sine sweep), amplitude 0.35 mm
Impact	Peak acceleration of 150 m/s2for 11 ms
Collision experiment	Collision waveform: half sine wave; Peak acceleration: 180m/S2; Pulse width: 6ms; Collision direction: 6 directions; Collision times
Collision experiment	Number: 100 times in each direction.
Static pressure test	TL=Wt×(S-1)×F×9.8(N) Where: TL: the applied pressure value, in N; Wt: the weight of the package itself, in kg; S: Layers allowed for stacking Number, select the maximum number of stacking layers; F: safety factor, usually 5; The pressure is applied for 2 H.
Moisture-proof	GB/T2423.4-1993 Alternate damp heat test, 24 ~ 45 ℃, 95% RH, 48h
Mildew proof	Mould test, grade 2
MFBF	MTBF≥200,000h
Odor requirements	Do not produce peculiar smell and smell harmful to health.

1.8 Safety regulations and insulation level
Parameter	Standard requirements	Comment
Input-output	3000Vac/≤10mA/1min	No flashover, no breakdown
Input-Earth	1500Vac/≤10mA/1min	No flashover, no breakdown
Output-Earth	500Vdc/≤10mA /1min	No flashover, no breakdown
Grounding resistance	＜0.1Ω
Insulation resistance	≥20MΩ	Under normal atmospheric pressure, the relative humidity is 90% and the test voltage is DC 500 V, the insulation resistance of power supply input to output, input to ground and output to ground shall not be less than20MΩ

1.9 Mechanical properties
Dimensions (L * W * H)	2205030mm
Weight (kg)	≤0.6Kg

①Shipping Fee
We offer a fixed shipping fee of $78 per order, regardless of size or weight, making shipping costs predictable and manageable.

②Handling Time
Orders for in-stock items are processed within 24 hours. Some items may require an additional 48-72 hours for processing, and we will notify you if this is the case.

③Delivery Time
Our typical delivery time is 3-7 days, depending on your location. In rare cases of delays due to weather, regulations, or holidays, we appreciate your understanding.

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For more details, please see our [Complete Shipping Policy].

Goldpower GPAD301M5-1E Switching Power Supply-1

Goldpower GPAD301M5-1E Switching Power Supply-2

SKU: GPAD301M51E Categories: I = 51-60A, Switching Power Supply, U = 4.2VDC

Description

1.1 Environment
Parameter	Minimal	Typical	Max	Unit	Comment
Operating temperature	-40		70	°C	When the temperature is above 50 degrees, it needs to be derated (see the attached table on page 4). Above -30 can be started with 70% load, and can be started after starting With full load
Storage ambient temperature	-40		85	°C
Operating relative humidity	20		95	%	No condensation
Store relative humidity	5		95	%	No condensation
Altitude			5000	m
Atmospheric pressure	70		106	KPa
Heat dissipation mode					Natural conduction and heat dissipation

1.2 Input
Parameter	Minimal	Typical	Max	Unit	Comment
Input voltage range	90	220	264	Vac
Input current			4	A
Input rush current			20	A	220Vac input, output full load
Enter the frequency	47	50	63	Hz	Full range normal operation
Power factor	0.95				220Vac input, output full load

1.3 Basic output characteristics
Parameter	Minimal	Typical	Max	Unit	Comment
Output voltage		4.2		Vdc
Output voltage range	4.1	4.2	4.6	Vdc
Output current range	0		60	A
Ripple (peak-to-peak)			200	m Vp-p	At rated input/output, add a 0.11μF ceramic capacitor and a 1010μF high frequency electrolytic capacitor respectively, and the bandwidth is 20MHz for measurement. The ripple is less than 300 m when the temperature is below minus 20 Vp-p
Load regulation			±5	%
Voltage stabilization accuracy			±2	%
Source adjustment rate			±2	%

1.4 Other output characteristics
Parameter	Minimal	Typical	Max	Unit	Comment
Output Power			300	W	300 W peak
Output efficiency	88	90		%	220Vac input, full load output
Temperature coefficient			±0.03	%/℃
Startup and shutdown overshoot			±10	%
Dynamic Response Overshoot			±5	%	25% -50% -25% or 50% -75% -50% load transformer
Dynamic Response Recovery Time			200	ūS	The load mutation rate is 0.1A/s, which is calculated by the part exceeding the output voltage stabilization accuracy range.
Power-on output delay			4	S

1.5 Protection
Parameter	Minimal	Typical	Max	Unit	Comment
Input overvoltage protection	265		300	V	Output half load test
Input overvoltage recovery	260		295	V	Output half load test
Input undervoltage protection	68		88	V	Output half load test
Input undervoltage recovery	70		90	V	Output half load test
Output overvoltage protection	5.1		5.6	V	220Vac input, output half-load test
Output overcurrent protection	66		96	A	Hiccups, self-healing
Short circuit protection		Have			Short circuit for a long time and self-recovery
Over-temperature protection		Have		°C	Shutdown output after overtemperature, self-recovery

1.6 EMC
Project	Indicator requirements				Standard
Electrostatic Immunity (ESD)	Air discharge ± 8 KV				IEC 61000-4-2 (Criterion A)
Electrostatic Immunity (ESD)	Contact discharge ± 6 KV				IEC 61000-4-2 (Criterion A)
Radiated immunity (RS)	Test frequency: 80MHz ~ 2GHz Electric field intensity: 3V/m；Amplitude modulation: 80% AM (1kHz)				IEC 61000-4-3 (Criterion A)
Conducted Immunity (CS)	Test frequency: 0.15 MHz ~ 80 MHz, test intensity: 3 V, amplitude modulation: 80% AM (1kHz)				IEC 61000-4-6 (Criterion A)
Fast Transient Burst (EFT/B)	± 2kV, repetition frequency: 5KHz & 100KHz				IEC 61000-4-4 (Criterion A)
Surge (SURGE)	AC power port: Line ± 1 kV (internal resistance 2 Ω) Line ground ± 2 kV (internal resistance 12 Ω)				IEC 61000-4-5 (Criterion A)
Conducted disturbances (CE)	CLASS B (Note 2)				CISPR22 ；EN55022 ；GB9254 ；

1.7 Others
Vibration	Frequency from 10Hz to 55Hz (sine sweep), amplitude 0.35 mm
Impact	Peak acceleration of 150 m/s2for 11 ms
Collision experiment	Collision waveform: half sine wave; Peak acceleration: 180m/S2; Pulse width: 6ms; Collision direction: 6 directions; Collision times
Collision experiment	Number: 100 times in each direction.
Static pressure test	TL=Wt×(S-1)×F×9.8(N) Where: TL: the applied pressure value, in N; Wt: the weight of the package itself, in kg; S: Layers allowed for stacking Number, select the maximum number of stacking layers; F: safety factor, usually 5; The pressure is applied for 2 H.
Moisture-proof	GB/T2423.4-1993 Alternate damp heat test, 24 ~ 45 ℃, 95% RH, 48h
Mildew proof	Mould test, grade 2
MFBF	MTBF≥200,000h
Odor requirements	Do not produce peculiar smell and smell harmful to health.

1.8 Safety regulations and insulation level
Parameter	Standard requirements	Comment
Input-output	3000Vac/≤10mA/1min	No flashover, no breakdown
Input-Earth	1500Vac/≤10mA/1min	No flashover, no breakdown
Output-Earth	500Vdc/≤10mA /1min	No flashover, no breakdown
Grounding resistance	＜0.1Ω
Insulation resistance	≥20MΩ	Under normal atmospheric pressure, the relative humidity is 90% and the test voltage is DC 500 V, the insulation resistance of power supply input to output, input to ground and output to ground shall not be less than20MΩ

1.9 Mechanical properties
Dimensions (L * W * H)	2205030mm
Weight (kg)	≤0.6Kg

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