CZCL-A-300AF-5-LED-Display-Switching-Power-Supply_1
CZCL A-300AF Series LED Display Switching Power Supply Price range: $21.99 through $22.99
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CZCL-A-300FAY-5-Switching-Power-Supply_1
CZCL A-300FAY Series Switching Power Supply Price range: $32.99 through $35.99

CZCL A-300AR Series LED Display Switching Power Supply

Price range: $24.99 through $26.99

The CZCL A-300AR Series Switching Power Supply is a 300W fanless power supply designed for LED displays, LED indicators, and LED TV walls. With a 176-264V AC input and multiple output voltage options (A-300AR-2.8 (2.8V, 60A), A-300AR-3.3 (3.3V, 60A), A-300AR-3.8 (3.8V, 60A), A-300AR-4.2 (4.2V, 60A), A-300AR-4.5 (4.5V, 60A), A-300AR-5 (5V, 60A)), it ensures silent operation, high efficiency, and stable performance in demanding applications.

Model NumberA-300AR-2.8, A-300AR-3.3, A-300AR-3.8, A-300AR-4.2, A-300AR-4.5, A-300AR-5
CZCL
Description

CZCL A-300AR Series LED Display Switching Power Supply Description

The CZCL A-300AR Series is a 300W slim, fanless LED display switching power supply engineered for high efficiency and reliability. With an ultra-thin 31mm profile, this series is optimized for LED displays, indicator lights, and LED video walls where space-saving design and stable performance are crucial. The A-300AR supports an input range of 176–264 VAC and offers multiple DC output voltage options (2.8V, 3.3V, 3.8V, 4.2V, 4.5V, 5V), making it versatile for various LED system requirements. Its fanless convection cooling ensures silent operation, while superior thermal design supports long-term durability under demanding conditions.

Product Features:
● 300W Stable Power Output – Multiple output voltage options (2.8V, 3.3V, 3.8V, 4.2V, 4.5V, 5V).
● Fanless Cooling System – Silent operation with enhanced heat dissipation for durability.
● Slim & Compact Design – 31mm ultra-thin form factor for easy integration into LED display cabinets.
● Wide Input Voltage Range – Operates on 176-264V AC, compatible with global power standards.
● High Efficiency & Energy-Saving – Efficiency up to 88%, reducing heat and power loss.
● Comprehensive Protection – Built-in short circuit, overload, and overvoltage protection.
● Reliable & Safe Operation – Designed to meet EN55024, EN61000, GB17625.1, and UL1012 safety standards.

CZCL-A-300AR-Series-Switching-Power-Supply-Specification:

ModelA-300AR-2.8A-300AR-3.3A-300AR-3.8A-300AR-4.2A-300AR-4.5A-300AR-5
InputVoltage range176~264VAC
Input current230VAC/4A
Efficiency83%84%86%87%87%≥88%
Frequency range47~63HZ
Leakage current<3.5mA/240VAC
Inrush currentCold start 60A/230VAC
OutputDC voltage2.8V3.3V3.8V4.2V4.5V5V
Rated current60A60A60A60A60A60A
Power168W198W228W252W270W300W
Voltage
adj.range
2.5~4.0V2.5~4.0V3.6~5.5V3.6~5.5V3.6~5.5V3.6~5.5V
Ripple and
noise
200mVp-p200mVp-p200mVp-p200mVp-p200mVp-p200mVp-p
Set up,rise
time
2500ms,50ms/(220VAC) 100% load
Hold up time20ms/220VAC 100% load
Line
regulation
±0.5%±0.5%±0.5%±0.5%±0.5%±0.5%
Load
regulation
±2.0%±2.0%±2.0%±2.0%±2.0%±2.0%
Output Voltage
Accuracy
±2.0%±2.0%±2.0%±2.0%±2.0%±2.0%
EMCEMSDesign refer to:EN55024 ;EN61000-4-2,3,4,5,6,8,11
Harmonic
current
Design refer to:GB17625.1;EN61000-3-2,-3
EMCDesign refer to:EN55022,Class A
SafetySafety
standard
Design refer to:GB4943/UL1012
Withstand
voltage
I/P-O/P:3KVac/10mA; I/P-CASE:1.5KVac/10mA; O/P-CASE:0.5KVAC/10mA Testing time:1min
Isolation
resistance
I/P-O/P:100M ohms; I/P-Case:100M ohms; O/P-Case:100M ohms
ProtectionOver Voltage/
Over load110~165% rated Hiccup mode, recovers automatically after fault condition is removed
Over
Temperature
/
Short circuitHiccup mode, recovers automatically after fault condition is removed
EnviromentWorking
temperature and
humidity
-20~70℃ 20%~95%RH no condensing (refer to derating curve)
Storage
temperature
and humidity
-30℃~80℃; 10%~95%RH no condensing
VibrationFrequency range 10 ~ 500Hz,acceleration 2G, each sweep cycle for 10min, 6 sweep cycles
along X, y, Z axis
ShockAcceleration: 20g, duration: 11ms, 3 impacts along X, y, Z axis
Altitude2000mtrs (for every 100 m higher than 2000 m, the ambient temperature decreases by
0.6 ℃)
ReliabilityMTBF25℃ : 250000Hrs, MIL-217 Method
OthersSize208*59*31 mm(L*W*H)
Packing0.505Kg/piece,30pieces/carton,15.5KG/carton
Cooling mode☑ Free air □ Fan
Extension mode□ three proofings ☑ terminal cover □ Low temperature start(-40℃) □ others
Remarks*In order to extend the lifetime, it is recommended to configure the load more than 30% of the remaining allowance. For example: the power of the device requires 100W, then use the power of not less than 130W.
*Ripple test method: 20MHz oscilloscope in power output terminal test, oscilloscope probe wire length is not more than 12mm, and input parallel 47uF electrolytic capacitors and 0.1uF high frequency capacitance probe.
*All electrical performance tests are performed at 25 C.
*When the product is used in full load, the aluminum plate with an area of 400 * 400 * 3mm shall be added for auxiliary heat dissipation.
*The power supply is a part of the components of the equipment system. All EMC tests are conducted by installing the sample on the metal plate. The power supply shall be confirmed with the terminal equipment for electromagnetic compatibility.

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CZCL-A-300AR-Series-Switching-Power-Supply-Specification

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