What is the delivery time?

Stock products can be sent within 3 working days. For non-stock items, we will check the delivery time with you.

How do you ship orders?

For small packages, we use express services such as DHL, FedEx, UPS, TNT, and EMS.

What is the warranty period?

The warranty period is 12 months from the date you receive the goods.

What certificates do your products have?

Our products come with CE, ISO9001, SONCAP, and testing reports.

What are the payment terms?

We accept T/T with a 30% deposit and 70% balance before shipment.

Do you accept OEM logo customization?

Yes, we accept OEM logo customization for quantities over 500 pieces.

What is your production capacity?

Our average production capacity is 50,000 pieces per month.

What materials are used for the transformer?

We offer 100% aluminum EI transformers and 100% aluminum toroidal transformers, depending on your requirements.

What is the loading port?

We usually prefer Ningbo port (Zhejiang), but Shanghai port is also acceptable.

Can you offer Form A or C/O?

Yes, we can absolutely provide Form A or C/O.

Three Phase AC Voltage Potentiostat SBW 250kVA Automatic Voltage Regulator AVR

Name: Three Phase AC Voltage Potentiostat SBW 250kVA Automatic Voltage Regulator AVR
Brand: Maosheng Electrical Co., Ltd.
SKU: 1921027965

Zhejiang, ChinaMaosheng Electrical Co., Ltd.

US$825.00-45,500.00

1 Piece

Sample price:US$3500.00/piece.Request sample

Product profile

Customization

Available

Current Type

Phase

Three Phase

Model NO.

SBW-250KVA

Frequency Characteristics

Power Frequency

Usage

SBW

Frequency

50/60Hz

Size

Large

Iron Core Shape

Power Source

Switching Regulated Power Supply

Application Range

Industrial and Mining Enterprises

Brand

Mskj

Input Voltage

304-456V

Output Voltage

380-+3%

Type

Warranty

1 Year

Transport Package

Packed in Standard Export Carton or Wooden Case

Specification

SBW-250KVA

Trademark

OEM

Origin

China

HS Code

8504401990

Production Capacity

500PCS/Month

Key features

Wide Input Voltage Range: Accepts input voltage from 304V to 456V for stable operation.

High Efficiency Output: AC-AC efficiency reaches 0.96 with 90% power factor.

Comprehensive Protection: Features over-voltage, over-current, short circuit, and surge arrester protection.

Three Phase Auto-Balance: Ensures output voltage balance across all three phases automatically.

Low Acoustic Noise: Operates quietly with noise levels under 50dB.

Flexible Control System: Supports both unified and independent control modes.

Customizable Protection: Protection functions can be customized to specific customer needs.

OEM Service Available: Accepts OEM logo customization for orders over 500 pieces.

Company profile

High Repeat Buyers ChoiceYears of Export Experience

Maosheng Electrical Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2004-06-08Average Response Time: ≤15hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with R&D personnel and five production lines. It provides extensive customization, ODM, and OEM services, has introduced new products within the past year, and reports quality assurance, material traceability, and established finished-product inspection instructions. It maintains inventory capability, serves broad global export markets, and reports peak- and off-season lead times within 15 working days. However, it does not provide 3D software design, SDKs, overseas warehouses, overseas branches or agents, overseas showrooms, or offline trade-show participation. Manufacturing capacity lacks a valid contract with related subcontractors, while several service-management procedures have no written records and there is no approved-supplier list. The provided information does not establish certifications or specific customer cases. Financial figures are not included.

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier, with 6–10 years of R&D engineer experience, five production lines, and capabilities covering ODM and OEM services. Its products are exported across multiple global regions, indicating an internationally oriented manufacturing supplier.

R&D capabilityThe supplier is identified as a professional technical supplier, reports 6–10 years of R&D engineer experience, and confirms new products within the past year and ODM capability. However, it lacks SDK availability and does not provide 3D software design services; overall innovation capability is supported in product development but not in software-enabled design.

Production capacityThe supplier operates five production lines, has inventory capability, reports lead times within 15 working days in both peak and off seasons, and uses followed inspection instructions with quality assurance and material traceability. A real limitation is that the factory and related subcontractors have no valid manufacturing-capacity contract, and production scale beyond the stated line count cannot be fully assessed.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, alongside ODM and OEM services for popular brands. These statements directly support broad customization capability.