Is the product suitable for teaching and laboratory use?

Yes, it is widely used in school teaching, laboratory research, experiments, and production line testing due to its stability and ease of use.

What are the dimensions and weight of the unit?

The product size is 190(L)*90(W)*145(H)mm with a net weight of 1.15kg.

Does the power supply come with a warranty?

Yes, the product comes with a 1-year warranty covering mechanical defects.

120V 3A Compact AC-DC Power Supply with High Accuracy Display&Adjustment EPS1203

Name: 120V 3A Compact AC-DC Power Supply with High Accuracy Display&Adjustment EPS1203
Brand: Shenzhen Wanptek Electronic Co., Ltd.
SKU: 2315441525

Guangdong, ChinaShenzhen Wanptek Electronic Co., Ltd.

US$61.00

1-199 Pieces

US$59.00

200+ Pieces

Sample price:US$61.00/piece.Request sample

Product profile

Customization

Available

Output Type

Single

Warranty

1 Year

Model NO.

EPS1203

Output Power

0-360W

Input Voltage

110V/220V AC

Connection Mode

Series Switching Power Supply

Starting Mode

Separate-excited Switching Power Supply

Voltage Regulating Mode

Width Modulation Type

Power Supplying System

Terminal Power Distribution Equipment

Energy Transmission

One-way Transmission

Modulation System

PWM

Certification

CE, RoHS, FCC, IEC

Brand

Wanptek

Type

AC-DC

Highlight Function1

Data Storage& Recall(M1 M2 M3)

Highlight Function2

Ocp Button(Short Circuit Alarm&Cutting off Output)

Protection

Ovp Ocp Otp SCP

Operation Mode

Cc / CV Mode

Output Voltage

0-120V

Output Current

0-3A

Efficiency

89%

MOQ

1 Set

Voltage Regulation Accuracy

0.01V

Current Regulation Accuracy

0.001A

Transient Response Time

≤500μS

Application Scenario

Battery Charging, DIY, School Teaching

Communication Interface

USB/ RS485 (Additional Customizable)

OEM & ODM

Support

Transport Package

Carton for Each Set/Box, 8 Sets/Box

Specification

190(L)*90(W)*145(H)mm, 1.15kg

Trademark

Wanptek

Origin

Guangdong, China

HS Code

8504401400

Production Capacity

2000 Sets/Year

Key features

Multi-group Data Storage: Supports M1, M2, M3 memory slots for quick recall of preset voltage and current values.

Encoder Potentiometer Control: Allows continuous adjustment from zero to rated value with preview function for simple operation.

Comprehensive Protection System: Features OVP, OCP, OTP, and SCP with automatic short-circuit alarm and output cutoff.

Dual Fast Charging Ports: Equipped with USB-A and Type-C ports supporting multiple charging protocols.

High Precision Display: 3-window 4-digit LED display with resolution of 0.01V for voltage and 0.001A for current.

Flexible Communication Interface: Optional USB or RS485 interface for PC control, convertible to RS232 for remote operation.

Low Ripple and High Stability: Ensures exceptional stability with ripple voltage under 0.5% Vp-p and low noise operation.

Wide Application Scenarios: Ideal for battery charging, electronic repair, teaching, production line testing, and lab research.

Company profile

Fast DeliveryODM ServicesOEM ServicesProduct Certification

Shenzhen Wanptek Electronic Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 YearsAverage Response Time: ≤0.36h CertifiedTerms of Payment: LC, T/T, D/P, etc.

About Our Factory & Business Background

Address1802, Chuangzhi Industry Building, No. 1 Yingai Road, Langkou Community, Dalang Street, Longhua District, Shenzhen

Plant Area1434 square meters

International Commercial Terms(Incoterms)FOB, EXW, CIF, DDP, Others

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Minimum Order Quantity200 Pcs

Our Production Capability & Technical Expertise

Main ProductsDC Power Supply, Bench Power Supply, Adjustable Power Supply, DC Power Supply Variable

QA/QC inspectors2 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

Traceability of Raw MaterialsYes

Own BrandYes

Our Industry Experience & Global Business Record

Year of Establishment2017-06-02

Main MarketsNorth America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, South Asia

Repeat Buyers Choice10%~30%

New Products Launched in Last yearYes

Our Certifications, Standards & Industry Recognition

Product CertificationCE, FCC, Others

Product Q&A

Q:What are the key features of the EPS series power supply?

It features a 3-window 4-digit digital display, data storage for quick recall, encoder potentiometer control, and comprehensive protection modes including OVP, OCP, and short-circuit alarm.

Q:Can the communication interface be customized?

Yes, the USB or RS485 interface is optional and can be converted to RS232 for remote control through software.

Q:What is the output voltage and current range for model EPS1203?

The EPS1203 model offers an output voltage range of 0-120V and an output current range of 0-3A with a maximum power of 360W.

Q:Does this power supply support automatic switching between modes?

Yes, it automatically switches between constant voltage (CV) and constant current (CC) modes based on the load requirements.

Q:What protection features are included?

It includes Over Voltage Protection (OVP), Over Current Protection (OCP), Over Temperature Protection (OTP), and Short Circuit Protection (SCP) with automatic output cutoff.