What payment methods are accepted?

We accept T/T and PayPal for payments.

Does the power supply have a USB interface?

Yes, it features a USB Device interface for remote control and programming.

What is the display resolution for voltage and current?

The display resolution is 10mV for voltage and 1mA for current on channels 1 and 2.

Sk33231/33251 Three Outputs LED Display Programmable DC Power Supply

Name: Sk33231/33251 Three Outputs LED Display Programmable DC Power Supply
Brand: Shijiazhuang Suin Instruments Co., Ltd.
SKU: 770485072

Hebei, ChinaShijiazhuang Suin Instruments Co., Ltd.

US$260.00-309.00

1 SET

Product profile

Customization

Available

Warranty

18 Months

OEM/ODM

Yes

Model NO.

SK33231/33251

Certificate

CE RoHS ISO9001

Weight

8kgs/9kgs

Interface

USB Device

Display

4 Digit LED Display

Transport Package

Carton Package

Specification

225*128*290/225*128*320

Trademark

SUIN

Origin

China

HS Code

8504401400

Production Capacity

30, 000 Sets/Year

Key features

Three Output Channels: Delivers up to 342W total power with simultaneous voltage, current, and power display.

4-Digit LED Display: Shows voltage, current, and power simultaneously for clear monitoring.

Switchable CH3 Voltage: Channel 3 supports 1.8V, 2.5V, 3.3V, and 5V switchable outputs.

USB Remote Interface: Features USB Device interface for programming and readback control.

18 Months Warranty: Comes with a comprehensive 18-month warranty coverage.

CE RoHS ISO9001 Certified: Meets international safety and quality standards including CE, RoHS, and ISO9001.

Auto Serial/Parallel Switch: Supports automatic switching between serial and parallel connection modes.

OEM/ODM Support: Offers customized manufacturing services for OEM and ODM requirements.

Company profile

Shijiazhuang Suin Instruments Co., Ltd.

Hebei, China

Business Type: Manufacturer/FactoryExport Year: 2008-09-02Nearest Port: Beijing, Tianjin, ShanghaiAverage Response Time: ≤1.59hTerms 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.