What key features should I look for in the GP33 series?

Key features include true double conversion, wide input voltage range, robust battery management, industrial-grade components, service-friendly design with hot-swappable modules, and advanced communication like SNMP.

How is scalability and redundancy handled?

The GP33 is a monolithic design for high power (10kVA to 480kVA). For redundancy (N+1), multiple units are installed in parallel configuration, offering extreme fault isolation.

What is the typical maintenance and lifespan?

The GP33 has a long service life of 15+ years. Maintenance includes battery replacement every 3-5 years, capacitor replacement at 7-10 years, and annual thermal inspections.

Three-Phase Online Uninterruptible Power Supply (UPS) with Transformer-Based Double Conversion Three-Phase Inverter and Selectable Backup Runtime

Name: Three-Phase Online Uninterruptible Power Supply (UPS) with Transformer-Based Double Conversion Three-Phase Inverter and Selectable Backup Runtime
Brand: Shenzhen ZLPOWER Electronics Co., Ltd.
SKU: 2133976022

Guangdong, ChinaShenzhen ZLPOWER Electronics Co., Ltd.

US$1,587.00-10,310.00

10 Pieces

Sample price:US$1600.00/piece.Request sample

Product profile

Customization

Available

Phase

Three Phase

Type

On-line

Protection

Overvoltage; Short Circuit; Overcurrent;

Application

Industry

Classification

Lighting/Power

Standby Time

Long-acting Machine

Standby UPS

Sine Wave Output UPS

Output Capacity

Medium Type

Equipment Mode

Centralized Model

Brand

Zlpower

Battery Type

Sealed Lead Acid Battery

Transport Package

Export Standard Package/Based on Your Requirement

Specification

Trademark

zlpower

Origin

Shenzhen, China

HS Code

8504402000

Production Capacity

10, 000PCS/Month

Key features

Transformer-Based Double Conversion: Provides galvanic isolation and robust protection for harsh industrial environments and non-linear loads.

High Reliability & Short-Circuit Tolerance: Ensures compatibility with difficult transformer applications like lighting, drives, and industrial processes.

Advanced Communication & Monitoring: Includes SNMP agent, RS232 ports, EPO interface, and Watch&Save 3000 software for remote maintenance.

Flexible Installation Options: Can be installed in any distribution system without neutral on rectifier input; supports split bypass networks.

Superior Battery Care Features: Includes deep discharge protection, temperature compensating charger, and automatic/manual battery testing.

High Efficiency in Smart Mode: Achieves up to 98% efficiency in Smart Mode while maintaining high power factor for ICT and industrial loads.

OEM/ODM Customization Available: Supports full customization, minor customization, and flexible customization based on samples or designs.

Company profile

OEM Services100% Finished Products InspectionR&D CapabilitiesManagement Certification

Shenzhen ZLPOWER Electronics Co., Ltd.

Guangdong, 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: 16 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤8.98h

AI-Powered supplier vetting

SummaryThe supplier is a manufacturing factory located in Bao'an District, Shenzhen, with combined manufacturing and service capabilities. It reports broad customization and ODM services, recent product development, SDK availability, and OEM experience for well-known brands. Its production setup includes SMT, reflow welding, AOI testing, testing, and ageing equipment, while finished-product inspection instructions are reportedly implemented uniformly. However, the supplier has no written procedures or records for corrective and preventive actions, complaint handling, or supplier-service assessment. It also reports no overseas warehouse, showroom, agents, branches, or overseas service coverage, and lacks a valid manufacturing-capacity contract with affiliated subcontractors. Financial credibility cannot be confirmed from the provided data because only years are listed, without non-financially sensitive performance details.

Supplier typeThe supplier is identified as a factory located in Bao'an District, Shenzhen, and its company type is listed as "Combined." The associated companies are in manufacturing, supporting classification as a manufacturing-oriented supplier.

After-Sales capabilityThe supplier reports no written procedures or records for customer complaint handling, corrective and preventive actions, or effective supplier-service assessment. It also has no overseas warehouse, showroom, overseas agent, or branch, although it has inventory capability, defined quotation and payment options, and reported lead times within 15 working days in both peak and off-season.

R&D capabilityThe supplier reports new products during the past year, ODM services, broad design customization, and an available SDK. Its ERP, OA, CRM, and SAP system entries also indicate digital process infrastructure, although the extent of innovation output beyond these stated capabilities is not documented.

Production capacityThe supplier identifies SMT, reflow welding, AOI testing, testing, and ageing equipment, and states that finished-product inspection instructions are uniformly followed. It also reports inventory capability and lead times within 15 working days in both seasons, but lacks a valid contract with affiliated subcontractors, creating a documented manufacturing-capacity governance weakness.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service availability and recent product development, providing direct evidence of broad customization capability.

Product Q&A

Q:What is the GP33 UPS?

The GP33 is a flagship industrial-grade, line-frequency (traditional double conversion online) UPS built for mission-critical applications requiring maximum power protection and fault tolerance.

Q:Why choose line-frequency UPS over high-frequency UPS?

Line-frequency UPS with internal isolation transformers provide galvanic isolation, handle non-linear loads and motor starts better, and offer superior short-circuit tolerance for harsh environments compared to transformerless high-frequency UPS.

Q:What are the core applications for the GP33?

It is engineered for industrial manufacturing, oil & gas, mining, water treatment, coastal areas, data centers, broadcast studios, and medical imaging where power is dirty or loads are demanding.

Q:How does the efficiency of the GP33 compare?

It typically has a peak efficiency of 90-94% at full load, which is lower than high-frequency UPS (96-99%), but reliability and protective capability are prioritized over efficiency in industrial settings.

Q:Is the GP33 UPS big and noisy?

Yes, it is larger, heavier, and has more audible fan noise due to the internal transformer and large components, designed for electrical rooms or industrial floors rather than office workstations.