Is an isolation transformer included?

Yes, a built-in isolation transformer is provided.

What is the input voltage range?

The input voltage range is 380+/-25% 3 Phase.

40kVA 3-in/1-out Low Frequency Power Supply Online UPS

Name: 40kVA 3-in/1-out Low Frequency Power Supply Online UPS
Brand: Qingdao Powtech Electronics Co., Ltd.
SKU: 717637722

Shandong, ChinaQingdao Powtech Electronics Co., Ltd.

US$680.00-5,880.00

1 Piece

Product profile

Customization

Available

Phase

Three Phase

Type

On-line

Model NO.

QZ-40K 3-1

Protection

Short Circuit

Application

Communication

Classification

Lighting/Power

Standby Time

Long-acting Machine

Standby UPS

Sine Wave Output UPS

Output Capacity

Medium Type

Equipment Mode

Centralized Model

Brand

Jetpower

Design

Online UPS

Capacity

40kVA/32kw

Wave Form

True Sine Wave

Input Voltage

380+/-25% 3 Phase/ 5-Wire

Output Voltage

220+/-0.5%

Battery Voltage

192VDC

Charge

10A Charger Board Inside

Charge Time

8 Hours to 90%

Efficiency

91% Under AC Mode

Transport Package

Standards Export Packing

Specification

624*480*1100mm/335kg

Trademark

JETPOWER

Origin

China

HS Code

85044020

Production Capacity

500set/Week

Key features

True Sine Wave Output: Provides clean and steady power with true sine wave output for sensitive equipment.

High Overload Capacity: Maintains up to 150% load for 30 seconds, ensuring outstanding overload protection.

Built-in Isolation Transformer: Includes built-in isolation transformer for enhanced safety and noise filtering.

Wide Input Voltage Range: Accepts input voltage of 380+/-25% 3 Phase, suitable for unstable power environments.

High Efficiency: Achieves 91% efficiency under AC mode for energy-saving operation.

Smart Monitoring Interface: Features RS232 standard interface for remote monitoring, control, and scheduling.

Fast Charging Capability: Internal 10A charger board charges battery to 90% within 8 hours.

Comprehensive Protection: Offers short circuit, lightning, spike, and EMI/RFI interference protection.

Company profile

Qingdao Powtech Electronics Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2007-05-01Average Response Time: ≤4.47h

AI-Powered supplier vetting

SummaryThe supplier is a combined company offering manufacturing, service, quality-control, R&D, and export capabilities. It supports extensive customization, ODM, and OEM services, and has 18 years of export experience with self-operated import/export rights. Quality-related evidence includes CE certification, ISO9001:2015, ISO45001:2018, ISO14001, quality assurance, and standardized finished-product inspection instructions. However, it reported no 3D software design service, no new products in the past year, no SDK, no ERP/OA/CRM/SAP integration, no overseas agents, branches, warehouses, or showrooms, and no written corrective-action or complaint-handling procedures. Manufacturing capacity has a documented weakness because no valid contract exists with related subcontractors. Financial credibility and customer-case evidence are insufficient for a firm assessment.

Supplier typeThe supplier is identified as a combined company and presents offerings spanning manufacturing capacity, service capacity, quality control, R&D, export trade, and sustainable development. This supports classification as a diversified manufacturing and service supplier, although the slice does not provide a more specific legal or organizational classification.

CertificationsThe supplier reports quality assurance and holds CE product-compliance certification plus ISO9001:2015, ISO45001:2018, and ISO14001 management-system certifications. These explicitly documented certifications support its quality, occupational-safety, and environmental-management credentials.

After-Sales capabilityThe supplier has no overseas warehouse, showroom, overseas agent, or branch, and reports no written procedures or records for effective customer-complaint handling. Although it has inventory capability and has participated in the Canton Fair, the documented absence of complaint-handling procedures is a specific after-sales deficiency.

R&D capabilityThe supplier offers ODM services but reports no new products in the past year, no 3D software design service, no available SDK, and no ERP, OA, CRM, or SAP integration. ODM capability is present, but the explicit absence of recent product development and supporting digital systems indicates a documented innovation limitation.

Production capacityThe supplier has inventory capability, standardized instructions for finished-product inspection, one-month lead times in both peak and off-season periods, and 11–20 years of staff experience. However, it reports no valid contract between the factory and related subcontractors, creating a documented weakness in manufacturing-capacity governance despite otherwise established operational indicators.

Customization capabilityThe supplier explicitly provides customization from designs, samples, full customization, minor customization, flexible customization, and ODM services. It also reports OEM service for well-known brands, providing strong direct evidence of broad customization and contract-manufacturing capability.