How long can data be retained after a power outage?

Data retention period after power outage is at least 10 years.

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We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Ddsy2585 Single-Phase Wall-Mounted Electronic Prepaid Energy Meter

Name: Ddsy2585 Single-Phase Wall-Mounted Electronic Prepaid Energy Meter
Brand: Shandong Rongxian Instrument Technology Co., Ltd.
SKU: 2252676415

Shandong, ChinaShandong Rongxian Instrument Technology Co., Ltd.

US$18.00

500-999 Pieces

US$17.50

1,000-1,999 Pieces

US$16.00

2,000+ Pieces

Sample price:US$19.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

After-Sales Service Is Comprehensive

Warranty

1 Year

Model NO.

DDSY 2585 Single-Phase

Display

Digital

Installation

Direct Connected

Usage

Multi-Functional Energy Meter, Watt-Hour Meter, Meter for Industry and Home Use, Standard Electric Energy Meter, Prepayment Meter, Reactive Energy Meter, Multi-rate Watt-hour Meters, Maximum Demand Meter

Electric Equipment

Single-phase

Theory

Electronic Meter

Power Meter Connection

Feed-through Type

Measured Signal

Continuous Wave

Type

Energy Meter

Certification

RoHS, ISO, CE

Customized

Reference Voltage

220V

Power Consumption

<10va

Impedance

>2MΩ

Accuracy Level

Error ±0.2%

Input Current

5(60)

Output Current

1-Way, 2-Way Maximum 60A 3-Way 5A

Grid Frequency

45-65Hz Error ±0.2%

Electricity

Active Energy Level 1

Power Pulse Output

Active Optocoupler Output

Pulse Constant

1200imp/Kwh

Interface and Communication Protocol

RS485 Modbus Dl/T 645-2007

Communication Address Range

Baud Rate

Support 1200BPS~9600BPS

Operating Temperature

-25℃~60℃

Storage Temperature

-40℃~70℃

Transport Package

Cardboard Box

Trademark

Rongxian

Origin

China

Key features

Advanced Communication: Equipped with LoRa and RS485 for seamless remote monitoring and data transmission.

High Accuracy: Active power level 1 and reactive power level 2 ensure precise energy measurement.

Long Lifespan: Mean Time Between Failures (MTBF) exceeds 80,000 hours for reliable continuous operation.

Data Retention: Stores data for at least 10 years even after power outage.

Compact Design: Dimensions 160x112x71mm allow easy installation with minimal space requirements.

Comprehensive Warranty: Backed by a 1-year warranty for peace of mind.

Certified Quality: Meets international standards with RoHS, ISO, and CE certifications.

Flexible Customization: Offers full, minor, and design-based customization options.

Company profile

Shandong Rongxian Instrument Technology Co., Ltd.

Shandong, 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: 2 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.65h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization, R&D, ODM, OEM, quality-management, and production-control capabilities. It reports ISO9001 quality and environmental management certifications, CE, OIML-49, information security, intellectual property standardization, AAA credit rating, and product approval and inspection documentation for smart meters. Service processes for corrective actions, complaints, finished-product inspection, and supplier assessment are documented and followed. However, the supplier has no overseas agents or branches, overseas warehouse, or showroom; exports reportedly began two years ago and represent 90% of sales. No valid manufacturing contract exists with related subcontractors, and no SDK is available. Evidence of customer cases is limited to OEM service for well-known brands and participation in CMTE CHINA 2025.

Supplier typeThe supplier presents itself as a manufacturer with own-brand quality-control capability, OEM and ODM services, in-stock capacity, and flexible customization. It also exports, but reports no overseas agents or branches, warehouses, or showrooms.

CertificationsThe supplier reports ISO9001 quality and environmental management certifications, CE, OIML-49, information security management, intellectual property standardization, and AAA credit rating certification. Its smart electricity and water meters also have Measurement Instrument Pattern Approval certificates and inspection reports.

After-Sales capabilityDocumented and followed procedures exist for corrective and preventive actions, customer complaints, finished-product inspection, and supplier-service assessment. Quality control extends through after-sales service, but the supplier reports no overseas agents, branches, warehouse, or showroom, limiting demonstrated overseas service infrastructure.

Financial creditThe supplier reports an AAA credit rating certification and identifies financial-capacity records for 2022, 2023, and 2024. No detailed financial performance information is provided, so the assessment is based primarily on the stated certification.

R&D capabilityThe supplier reports new products during the past year, ODM capability, and a national science and technology progress award. Its smart meter product ecosystem has obtained pattern-approval certificates and inspection reports, although no SDK is available.

Production capacityProduction and quality controls are described as covering design, supplier management, manufacturing, and after-sales service, with 6S management, final assembly, aging, calibration, and documented inspection procedures. The supplier reports in-stock capacity and lead times within 15 working days in both peak and off-season, but lacks a valid contract with related subcontractors.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also reports R&D capability, recent new-product development, and ODM service availability.

Client casesThe supplier reports providing OEM services for well-known brands and participating in the offline CMTE CHINA 2025 trade show. These statements indicate some market-facing experience, but no specific customer names, project details, or case outcomes are provided.