What is the audible noise level?

The noise level is below 50 dB, which will not affect daily life.

How long can the UPS handle overload conditions?

It handles 100%-150% overload for 1 minute and over 150% for 200ms.

Low Frequency Pure Sine Wave Homage Online Uninterruptible Power Supply 30kVA UPS

Name: Low Frequency Pure Sine Wave Homage Online Uninterruptible Power Supply 30kVA UPS
Brand: Guangzhou Daopulse Energy Co., Ltd.
SKU: 702781261

Guangdong, ChinaGuangzhou Daopulse Energy Co., Ltd.

US$411.38-587.41

1 Piece

Sample price:US$500.00/piece.Request sample

Product profile

Customization

Available

Phase

Three Phase

Type

On-line

Model NO.

DPL30K

Protection

Overvoltage

Application

Defence

Classification

Lighting/Power

Standby Time

Standard Machine

Standby UPS

Sine Wave Output UPS

Output Capacity

Large Type

Equipment Mode

Centralized Model

Brand

Daopulse

Input Frequency Range

50/60Hz

Line-Bat Transfer

0ms

Efficiency

>=0.88

Weight

193kg

Transport Package

Standard Exporting Packing

Specification

656*405*817mm

Trademark

Daopulse

Origin

Guangzhou, China-Mainland

HS Code

8504402000

Production Capacity

500000 Pieces/Year

Key features

Pure Sine Wave Output: Double conversion topology ensures clean power with pure sine wave output.

Zero Transfer Time: 0ms Line-Bat transfer guarantees uninterrupted safety and reliability for loads.

High Efficiency: Input power factor up to 0.99 with efficiency exceeding 92% in BAT mode.

Wide Input Range: Accepts voltage from 285VAC to 485VAC and frequency from 40Hz to 70Hz.

Low Noise Operation: Audible noise is below 50 dB, ensuring it does not affect daily life.

Advanced Digital Control: Utilizes advanced DSP digital control technology for precise management.

ECO Mode Option: Optional ECO mode available to further reduce UPS power consumption.

Multiple Communication Ports: Supports RS-232, USB, and SNMP card for flexible monitoring and control.

Company profile

Guangzhou Daopulse Energy Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2018-08-01Nearest Port: Guangzhou, Shenzhen, HangkongAverage Response Time: ≤6.43hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryGuangzhou Daopulse Energy Co., Ltd. is identified as both a trading company and manufacturer/factory in China, with operations and factory facilities in Huangpu District, Guangzhou. Its stated product range focuses on UPS systems, solar products, batteries, inverters, and related electrical equipment. The supplier holds ISO 9001 certification, has five production lines, and reports 6–10 R&D engineers and 6–10 quality-control staff. It has self-operated import/export rights, began exporting in 2018, and reports distribution to more than 20 countries. Company descriptions also document multiple innovation, entrepreneurship, and high-tech enterprise awards. Evidence is insufficient to assess after-sales service, customization capability, and financial credibility conclusively.

Supplier typeThe supplier is explicitly described as a factory and as both a trading company and manufacturer/factory. Its registered address is in Huangpu District, Guangzhou, while a separate factory location is reported at New Materials Innovation Park on Kefeng Road.

CertificationsThe supplier holds ISO 9001 management-system certification and is described as having received National High-Tech Enterprise recognition. These records provide explicit evidence of formal quality-system certification and recognized technical status.

R&D capabilityDaopulse and its CEO are documented as receiving innovation, entrepreneurship, energy-conservation, environmental-protection, and high-tech enterprise awards. The company also received support through a science and technology SME innovation project and recognition related to patent quantity, providing substantial evidence of innovation activity.

Production capacityThe supplier offers products across UPS, solar power, batteries, inverters, and related electrical categories, and reports five production lines, 6–10 quality-control staff, and 6–10 R&D engineers. These details explicitly support an operating manufacturing base, although the slices do not establish whether capacity is sufficient for a specific order volume.