Hot Selling 12V 24V3 6V 48V 320W Switching Power Supply with Pfc Function

Product Description

Product Description

SP-320 PFC Switching Power Supply

·Universal AC input/ full range

·Built-in active PFC function,PF>0.95

·Protections: Short circuit/ Over load/ Over voltage/ Over temperature

·Forced air cooling by built-in DC fan

·Fixed switching frequency at 100KHz

·2 years warranty

320W with Built-in Active PFC

Global Safety Compliance & 2-Year Warranty

 Integrated Active Power Factor Correction achieves PF>0.98 at 115VAC and PF>0.95 at 230VAC. Reduces harmonic interference on the AC power line, meets EU harmonic current standards, and improves overall energy efficiency.

EN55022 Class B EMC for light industry. 3KVAC I/P-O/P isolation. 100% full load burn-in tested. Backed by 2-year warranty.

Specification

OUTPUT
Model	SP-320-5	SP-320-7.5	SP-320-12	SP-320-13.5	SP-320-15	SP-320-24	SP-320-27	SP-320-48
DC Voltage	5V	7.5V	12V	13.5V	15V	24V	27V	48V
Rated Current	55A	40A	25A	22A	20A	13A	11.7A	6.7A
Current Range	0-55A	0-40A	0-25A	0-22A	0-20A	0-13A	0-11.7A	0-6.7A
Rated Power	275W	300W	300W	297W	300W	312W	315.9W	321.6W
Ripple & Noise	150mVp-p	150mVp-p	150mVp-p	150mVp-p	150mVp-p	150mVp-p	200mVp-p	240mVp-p
DC Adjustment Range	±10%	±20%	-16%,+10%	±11%	-10%,+20%	-16%,+10%	-4%,+18%	-15%,+17%
Voltage Tolerance	±2%	±2%	±1%	±1%	±1%	±1%	±1%	±1.0%
Line Regulation	±0.5%	±0.5%	±0.3%	±0.3%	±0.3%	±0.2%	±0.2%	±0.2%
Load Regulation	±1%	±1%	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%
Setup, Rise, Hold Up Time	800ms,50ms,16ms/230VAC 2500ms,50ms,16ms/115VAC at full load
INPUT
Voltage Range	88-264VAC 120-370VDC frequency: 47-63 Hz
AC Current	5A/115 VAC 2.5A/230VAC
Power Factor	PF>0.95/230VAC,PF>0.98/115VAC at full load
Efficiency	79%	83%	86%	86%	86%	87%	88%	89%
Inrush Current	20A/115VAC 40A/230VAC
Leakage Current	Less than 1mA/240VAC
PROTECTION
Over Load	105%-135% rated output power
	Protection type: Hiccup mode, recovers automatically after fault condition is removed
Over Voltage(V)	115%~135%
	Protection type: Shut down o/p voltage, re-power on to recover
Over Temp.	Shut down o/p voltage, recovers automatically after temperature goes down
ENVIRONMENT
Working Temp. Humidity	-20℃-+65℃; 20%-90 % RH non-condensing
Storage Temp. Humidity	-40℃-+85℃; 10%-95 % RH
Temp. Coefficient	±0.03%/℃(0-50℃)
Vibration	10-500Hz, 2G 10min./1cycle, period for 60min, each along X, Y, Z axes
SAFETY
Withstand Voltage	I/P-O/P:3KVAC I/P-FG:2KVAC O/P-FG: 0.5KVAC
Isolation Resistance	I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC/25℃/70% RH
STANDARD
Safety Standard	Design refer to UL60950-1,TUV EN60950, CCC
EMC Standard	Design refer to EN55022,EN61000-3-2,-3,EN61000-4-2,3,4,5,6,8,11;ENV50204,EN55024, light industry level, criteria A
OTHERS
Dimension	215*115*50mm (L*W*H)
Weight	1.1Kg/pc; 12pcs/14kg/0.95CUFT
NOTE	1.All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25℃of ambient temperature.
	2. Ripple & noise are measured at 20MHz of bandwidth by using a 12″twisted pair-wire terminated with a 0.1μf & 47μf parallel capacitor.
	3. Tolerance: includes set up tolerance, line regulation and load regulation.

Application Range

Company Introduction

COMPANY INTRODUCTION

Leyu , based in Wenzhou Leqing, enjoys a developed economy and convenient air, water, rail, and road transport. For 14 years, we have specialized in designing and producing switching power supplies and off-grid solar inverters, with CE, ROHS, CCC, IP67, and ISO9001 certifications. Our modern production and testing equipment ensure reliable performance-our 0.3‰ defect rate far exceeds the national 3% standard.

We offer OEM/ODM services (design, prototyping, production, testing, delivery) backed by senior engineers and strong R&D partnerships. Leyu products are exported to over 50 countries across Europe, the Americas, Southeast Asia, South America, and Africa. Our young, energetic foreign trade team (avg. 3 years' experience) and our commitment to sincere, attentive service have built a trusted brand. As a high-tech enterprise integrating R&D, production, sales, and technical support, Leyu strives to become a national-class electrical company.

Company Advantage

Customer Centric  Service First

Own Factory  Quality Assured

Technology Driven  Continuous Innovation

Leyu puts you first—sincere service, solid tech, reliable quality, fast response, and worry-free shipping. We tailor parameters, design, and functions to your exact needs. Trust us as your long-term partner.

Leyu Electric (est. 2005) is a certified high-tech manufacturer (ISO, CE, RoHS, CCC). We enforce strict quality control from procurement to delivery, guaranteeing reliable and safe power supply units.

Backed by a skilled R&D team, Leyu Electric drives continuous innovation. Our core products—switching power supplies, off-grid inverters, and charge controllers—are widely used in automation, LED lighting, telecom, and renewable energy.

Main Product

Customer Distribution

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