What is the lead time for orders?

Peak season lead time is one month, while off-season is within 15 workdays.

What payment terms are accepted?

We accept T/T and PayPal for payments.

What is the display resolution?

Voltage resolution is 10mV and current resolution is 1mA.

3503 Programmable DC Power Supply

Name: Suin 32V 3.2A/5.1A Keypad Adjust Desktop LED Display Sk3323/3325/3503 Programmable DC Power Supply
Brand: Shijiazhuang Suin Instruments Co., Ltd.
SKU: 773026132

Hebei, ChinaShijiazhuang Suin Instruments Co., Ltd.

US$240.00-286.00

1 SET

Sample price:US$274.00/set.Request sample

Product profile

Customization

Available

Warranty

18 Months

OEM/ODM

Yes

Model NO.

SK3323/3325/3503

Channels

Power

Max 342W

Over Voltage Protection

Yes

Display

LED

Voltage Display Resolution

10mv

Current Display Resolution

1mA

Timing out

Yes

Voltage

0~32V

Current

0~3.2A/0~5.1A

Transport Package

Carton Package

Specification

226*140*303/226*140*333mm

Trademark

SUIN

Origin

China

HS Code

8504401400

Production Capacity

50, 000 Sets/Year

Key features

High Power Output: Maximum power up to 342W with three independent outputs.

Comprehensive Protection: Features over-voltage protection and standard timing output.

Clear LED Display: 4-digit LED display shows voltage, current, and power simultaneously.

OEM/ODM Support: Customization options available for OEM and ODM services.

Flexible Output Modes: Supports auto switch of serial and parallel connections.

Multiple Connectivity: Includes USB charging interface and optional LAN remote interface.

Long Warranty Period: Comes with an 18-month warranty for all mechanical defects.

Precise Regulation: High accuracy line and load regulation for stable performance.

Company profile

Shijiazhuang Suin Instruments Co., Ltd.

Hebei, China

Business Type: Manufacturer/FactoryExport Year: 2008-09-02Nearest Port: Beijing, Tianjin, ShanghaiAverage Response Time: ≤2.08hTerms of Payment: T/T, PayPalInternational Commercial Terms(Incoterms): FOB, CFR, CIF, CIP, CPT, FCA, EXW

AI-Powered supplier vetting

SummaryShijiazhuang Suin Instruments Co., Ltd. is a China-based manufacturer of test and measurement instruments, operating since 1990 with 95 employees and a stated manufacturing area of approximately 11,000–12,000 square meters. The supplier reports ISO9001 certification, CE and RoHS approvals for most products, two production lines, annual capacity of up to 30,000 sets, and lead times within 15 working days in both peak and off-peak periods. Its product range includes signal generators, spectrum analyzers, programmable power supplies, digital multimeters, power quality analyzers, and related testing systems. Evidence indicates established R&D and engineering resources, export capability, and recognized technical centers. However, the provided information does not substantiate specific after-sales performance, customer cases, financial strength, or completed customization projects.

Supplier typeThe supplier is explicitly identified as a manufacturer and limited company based in Hebei, China. Its stated business scope and product listings cover test and measurement instruments, electrical products, software, and related systems.

CertificationsThe supplier reports an ISO9001:2015 management-system certificate, while its description also states ISO9001:2000 certification and CE and RoHS approval for most products. This provides explicit evidence of quality-system certification and product compliance coverage, although the slices do not identify which specific products hold each approval.

R&D capabilityThe supplier explicitly conducts R&D and has received recognition including high-tech enterprise status, industrial design centers, an academician workstation, and an engineering research center. It also reports 25 years of R&D engineer experience and an electronics-instrument technical center, providing strong evidence of established innovation resources.

Production capacityThe supplier reports an approximately 11,000–12,000 square meter operating or manufacturing area, an SMT production line, two production lines, annual capacity of up to 30,000 sets, and order lead times within 15 working days in both peak and off-peak seasons. These stated facilities, capacity, and lead-time data support a positive assessment of production capability.