CZCL A-350AK Series Switching Power Supply

$27.00

The CZCL A-350AK Series Switching Power Supply, including models A-350AK-3.3, A-350AK-3.8, A-350AK-4.2, A-350AK-4.5, and A-350AK-5, provides a stable low-voltage output ranging from 3.3V to 5V with a high 70A current capacity. Designed for LED displays and industrial equipment, it features overload and short circuit protection, forced air cooling, and high efficiency, ensuring reliable performance in demanding applications.

Model Number

A-350AK-3.3, A-350AK-3.8, A-350AK-4.2, A-350AK-4.5, A-350AK-5

CZCL A-350AK Series Switching Power Supply Description

The CZCL A-350AK Series Switching Power Supply is a high-performance power solution designed for industrial and LED display applications. Featuring a compact design with forced air cooling, this power supply ensures stable and efficient performance. With a range of output voltages from 3.3V to 5V and a high current capacity of 70A, it provides flexibility for various electronic devices.

Product Features:
● High Reliability & Strong Load Capability – Built with premium components, ensuring long-term durability.
● 100% Full Load Burn-in Test – Guarantees performance stability under extreme conditions.
● Forced Air Cooling – Built-in DC fan for effective heat dissipation.
● Multiple Protections – Overload (110%-140% rated), short circuit protection (auto recovery after power reset).
● Compact & Lightweight – Measures only 218 × 117 × 30.5 mm, making installation easy.
● Industry Certifications – Complies with GB4943, UL1012, GB9254, and EN55022 standards

CZCL A-350AK Series Switching Power Supply Specification:

Model			A-350AK-3.3	A-350AK-3.8	A-350AK-4.2	A-350AK-4.5	A-350AK-5
Output	DC		3.3V	3.8V	4.2V	4.5V	5V
	Rated current		70A	70A	70A	70A	70A
	Range		0～70A	0～70A	0～70A	0～70A	0～70A
	Rated power		231W	266W	294W	315W	350W
	R&N		200mVp-p	200mVp-p	200mVp-p	200mVp-p	200mVp-p
	DC adjustment		2.97～3.63V	3.42～4.18V	3.78～4.62V	4.05～4.95V	4.5～5.5V
	Voltage accuracy		±2.0%	±2.0%	±2.0%	±2.0%	±2.0%
	Line regulation		±0.5%	±0.5%	±0.5%	±0.5%	±0.5%
	Load regulation		±2%	±2%	±2%	±2%	±2%
	Start,Rise time		500ms，50ms/230VAC 100% Load
	Holduptime Typ		20ms/230VAC 100% load
Input	Voltage range		90～132VAC/176～264VAC by switch
	Frequency		47～63HZ
	PF（Typ）		PF≥0.5
	Effi（Typ）		≥76%	≥78%	≥80%	≥81%	≥82%
	AC	115VAC	5.3A	6.0A	6.4A	6.8A	7.5A
	AC	230VAC	2.7A	3.0A	3.2A	3.4A	3.8A
	InrushcurrentTyp		60A/230VAC
	Leakage current		<1mA/230VAC
Protect ions	Over load		110～140% rated
	Short circuit		Shut down input and remove short circuit ,re-power on to recover
	Over voltage		/
	Over temp		/
Envirenment	Working temp		-20℃~+50℃ (AC 230V) (Refer to output derating curve)
	Working humidity		20～90%RH No solidification
	Storage temp		-30～+85℃
	Storage humidity		10～95%RH No solidification
	Temp coefficient		±0.03%/℃（0～50℃)
	Vibration		10～500Hz，2G，10min/Cycle，period for 60 min ,each along X,Y,Z axes
Safety	Safety		Design refer to GB4943-2001，UL1012
	Withstand voltage		I/P-O/P： 1.5KVAC I/P-FG： 1.5KVAC O/P-FG：0.5KVAC
	sulation resistan		I/P-O/P、I/P-FG、O/P-FG：＞50MΩ/500VDC/25℃/70%RH
EMC	EMC		Design refer to GB9254 EN55022，Class A
	THD		Design refer to GB17625.1 ;EN61000-3-2,-3
	EMS		Design refer to EN55024 ;EN61000-4-2,3,4,5,6,8,11
	Lifetime		100,000 hours(25℃)
Others	Dimension		218 × 117×30.5（LWH）
	Packing		0.7Kg/pc
Note	Using 70% load is good for the power supply life Ripple wave testing method : Using 20MHz oscilloscope to test the power output terminal, the length of the oscilloscope probe is not more than 12mm, and the probe input parallel 47uF electrolytic capacitor and 0.1uF high frequency capcitor .

Download Resource:
CZCL-A-350AK-Series-Switching-Power-Supply-Specification

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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Model Number	A-350AK-3.3, A-350AK-3.8, A-350AK-4.2, A-350AK-4.5, A-350AK-5

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SKU: A350AKXX Categories: I = 61-100A, Switching Power Supply, U = 3.3VDC, U = 3.8VDC, U = 4.2VDC, U = 4.5VDC, U = 5.0VDC, Vin = 100-240VAC

Description

Model			A-350AK-3.3	A-350AK-3.8	A-350AK-4.2	A-350AK-4.5	A-350AK-5
Output	DC		3.3V	3.8V	4.2V	4.5V	5V
	Rated current		70A	70A	70A	70A	70A
	Range		0～70A	0～70A	0～70A	0～70A	0～70A
	Rated power		231W	266W	294W	315W	350W
	R&N		200mVp-p	200mVp-p	200mVp-p	200mVp-p	200mVp-p
	DC adjustment		2.97～3.63V	3.42～4.18V	3.78～4.62V	4.05～4.95V	4.5～5.5V
	Voltage accuracy		±2.0%	±2.0%	±2.0%	±2.0%	±2.0%
	Line regulation		±0.5%	±0.5%	±0.5%	±0.5%	±0.5%
	Load regulation		±2%	±2%	±2%	±2%	±2%
	Start,Rise time		500ms，50ms/230VAC 100% Load
	Holduptime Typ		20ms/230VAC 100% load
Input	Voltage range		90～132VAC/176～264VAC by switch
	Frequency		47～63HZ
	PF（Typ）		PF≥0.5
	Effi（Typ）		≥76%	≥78%	≥80%	≥81%	≥82%
	AC	115VAC	5.3A	6.0A	6.4A	6.8A	7.5A
	AC	230VAC	2.7A	3.0A	3.2A	3.4A	3.8A
	InrushcurrentTyp		60A/230VAC
	Leakage current		<1mA/230VAC
Protect ions	Over load		110～140% rated
	Short circuit		Shut down input and remove short circuit ,re-power on to recover
	Over voltage		/
	Over temp		/
Envirenment	Working temp		-20℃~+50℃ (AC 230V) (Refer to output derating curve)
	Working humidity		20～90%RH No solidification
	Storage temp		-30～+85℃
	Storage humidity		10～95%RH No solidification
	Temp coefficient		±0.03%/℃（0～50℃)
	Vibration		10～500Hz，2G，10min/Cycle，period for 60 min ,each along X,Y,Z axes
Safety	Safety		Design refer to GB4943-2001，UL1012
	Withstand voltage		I/P-O/P： 1.5KVAC I/P-FG： 1.5KVAC O/P-FG：0.5KVAC
	sulation resistan		I/P-O/P、I/P-FG、O/P-FG：＞50MΩ/500VDC/25℃/70%RH
EMC	EMC		Design refer to GB9254 EN55022，Class A
	THD		Design refer to GB17625.1 ;EN61000-3-2,-3
	EMS		Design refer to EN55024 ;EN61000-4-2,3,4,5,6,8,11
	Lifetime		100,000 hours(25℃)
Others	Dimension		218 × 117×30.5（LWH）
	Packing		0.7Kg/pc
Note	Using 70% load is good for the power supply life Ripple wave testing method : Using 20MHz oscilloscope to test the power output terminal, the length of the oscilloscope probe is not more than 12mm, and the probe input parallel 47uF electrolytic capacitor and 0.1uF high frequency capcitor .

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