High-Precision Chtk900u-3K4 Digital Voltmeter for Three Phase Systems

Name: High-Precision Chtk900u-3K4 Digital Voltmeter for Three Phase Systems
Brand: Nanjing Zhengfeng Foreign Trade Services Co., Ltd.
SKU: 2208482075

Jiangsu, ChinaNanjing Zhengfeng Foreign Trade Services Co., Ltd.

US$6.50

100 Pieces

Sample price:US$7.10/piece.Request sample

Product profile

Customization

Available

After-sales Service

24-Hour Online

Warranty

3 Years

Model NO.

CHTK900U-3K4

Installation

Embedded Installation

Display

Digital

Usage

Meter for Industry and Home Use, Standard Electric Energy Meter, Multi-Functional Energy Meter

Theory

Electronic Meter

Power Source

AC and DC

DC Voltmeter Type

Electric

AC Voltmeter Type

Electric

Customized

Open Hole

76mm *76mm

Power Supply

AC/DC80~270V , AC220V±10%

Measured Signal

Continuous Wave

Protocol

Modbus-RTU

Transport Package

Carton

Specification

RS485 communication

Trademark

OEM

Origin

China, Zhejiang

HS Code

9030809090

Production Capacity

201-500 Million/Month

Company profile

Nanjing Zhengfeng Foreign Trade Services Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2001-04-02Average Response Time: ≤7.02hInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, DAP

AI-Powered supplier vetting

SummaryNanjing Zhengfeng Foreign Trade Services Co., Ltd. is identified as a China-based limited company with a manufacturer/factory classification, although another record describes it as a trade company and its background as a foreign trade agency established in 2014. The supplier presents a broad electrical-product portfolio and states that it provides design, manufacturing, sales, and OEM customization. ISO 9001:2015 and ISO 14001:2015 management-system certifications are reported, while another record confirms ISO 9001. The company claims after-sales support, international quality and safety compliance, engineering and technical personnel, and ongoing R&D investment. Export markets span multiple regions, and stated lead times are within 15 workdays during off-peak periods and 2–3 months during peak periods. No customer names, project references, quality-control staffing levels, or R&D engineer experience are provided. Financial information is excluded.

CertificationsThe supplier states that its products meet international quality and safety standards and reports ISO 9001:2015 and ISO 14001:2015 management-system certification; ISO 9001 is also separately recorded. These statements provide explicit certification evidence, although no certificate scope or validity details are supplied.

After-Sales capabilityThe company explicitly states that it offers exceptional after-sales support and aims to build long-term customer partnerships. This supports the existence of an after-sales commitment, but no service procedures, response times, support locations, or staffing details are provided.

R&D capabilityThe supplier reports a team of electrical engineers and technicians, substantial R&D investment, continuous process and product improvement, and technology examples involving transformer insulation materials and inverter conversion efficiency. These claims indicate stated innovation activity, but no R&D staffing metrics, patents, test results, or independently verified achievements are provided.

Customization capabilityOEM customization is explicitly offered, with engineers and technicians said to work with clients from requirements through production and distribution. This directly supports customization capability, although no customization examples, minimum volumes, technical limits, or completed projects are provided.