How long does it take to recharge the battery?

After fully discharged, it takes 8 hours to reach 90% capacity.

What is the output waveform?

It provides a sine wave output during mains power and a square wave during battery mode.

St2000 Line Interactive UPS 2000va with Back up Battery for CCTV

Name: St2000 Line Interactive UPS 2000va with Back up Battery for CCTV
Brand: NINGBO KEMAPOWER ELECTRONICS CO., LTD.
SKU: 865914225

Zhejiang, ChinaNINGBO KEMAPOWER ELECTRONICS CO., LTD.

US$65.00-154.88

1 Piece

Product profile

Customization

Available

Phase

Single Phase

Type

Line Interactive

Model NO.

ST2000

Protection

Short Circuit

Application

Communication

Classification

Lighting/Power

Standby Time

Standard Machine

Standby UPS

Sine Wave Output UPS

Output Capacity

Small Type

Equipment Mode

Decentralized

Brand

Kemapower

Input

110V or 220V +- 20%

Output;

110V or 220V+ - 10%

Wave Form

Transfer Time Less Than 10ms.

Output PF

0.6

Transport Package

Safety Packing

Specification

ST2000

Trademark

KEMAPOWER

Origin

China

HS Code

8504402000

Production Capacity

600, 000PCS/Year

Key features

Wide Input Voltage Range: Accepts 165~275VAC +/-5VAC input for stable operation in varying power conditions.

Super Long Backup Time: Offers extended runtime up to 12 minutes at 50% load depending on battery configuration.

AVR Function: Automatic Voltage Regulation maintains output at 220VAC +/-10% under AC mode.

Sine Wave Output: Provides clean sine wave output during mains power for sensitive equipment protection.

Cold Start Function: Allows UPS to start and power devices directly from battery without AC input.

Auto Restart Feature: Automatically restarts connected equipment when AC power is restored after outage.

Comprehensive Protection: Protects against short circuit, overload, and battery low voltage with alarms.

Intelligent Battery Management: Features sealed lead acid batteries with automatic charging and maintenance-free design.

Company profile

NINGBO KEMAPOWER ELECTRONICS CO., LTD.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-03-05Nearest Port: Ningbo, ChinaAverage Response Time: ≤10.63hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryThe supplier is identified as a Ningbo-based trading company associated with wholesale and retail, while other records describe factory facilities including five production lines, six to ten quality-control staff, and exports to Southeast Asia, the Middle East, and North America. It reports CE or UL certification for most products, annual customer training, 24/7 online technical service, after-sales support, OEM/ODM services, and new product development. However, formal procedures and records for supplier service assessment, corrective actions, and complaint handling are absent. The supplier has no overseas warehouse, showroom, agent, or branch, and no SDK availability. Sustainability documentation and fire-drill status are unknown. Financial credibility cannot be assessed from the provided year labels alone.

CertificationsThe supplier states that most products have passed CE or UL certification, while its supplier-management-system certification is recorded as “Others.” The evidence supports product-level certification claims but does not identify a specific management-system certificate or coverage for all products.

After-Sales capabilityThe supplier advertises reliable after-sales guarantees, annual customer help and training, 24/7 online technical service, and stated peak/off-season lead times. Nevertheless, it has no written procedures or records for complaint handling, service-capability assessment, or corrective and preventive actions, which is an explicit process deficiency.

R&D capabilityThe supplier reports new-product development during the past year and provides ODM services, demonstrating product-development and design-manufacturing capability. It also reports no available SDK, so software-development support is not evidenced.

Production capacityThe supplier reports five production lines, six to ten quality-control staff, Ningbo factory-related location information, and lead times of within 15 working days off-season and one month during peak season. These details support established production operations, although annual output data is excluded from this assessment because it is monetary information.

Customization capabilityThe supplier explicitly offers customized products, low MOQ service, ODM services, and OEM services for well-known brands. This is direct evidence of both product customization and contract manufacturing capability.