Is the output voltage adjustable?

Yes, the output voltage can be set between -40% to +20% of the rated voltage.

What certifications does the product have?

The product is certified with CE, ROHS, ISO9001, and CCC.

Can I get free samples?

It depends on the product; normally the sample fee is returned after a massive order.

250kw Solar off Grid Inverter Work Without Battery

Name: 250kw Solar off Grid Inverter Work Without Battery
Brand: Shanghai Soaring Industrial Co.,Ltd
SKU: 1928032055

Shanghai, ChinaShanghai Soaring Industrial Co.,Ltd

US$39,000.00-40,000.00

1 Piece

Product profile

Customization

Available

Nature of Source Flow

Passive inverter

Phase

Three

Model NO.

stin-250kw

Output Power

250kw

Certification

CE, ROHS, ISO9001, CCC

Brand

Stin

Type

DC/AC Inverters

Power Source

Solar Power

Circuit Topologies

Full-Bridge Type

Nature of Wave String

Sine Wave Inverter

Transport Package

Wooden Box

Trademark

STIN or OEM/ODM

Origin

Changzhou

HS Code

8504403090

Production Capacity

5000PCS/Month

Key features

High Efficiency IPM Module: Uses 6th gen Mitsubishi IPM for >94% efficiency and stable performance.

Battery-Free Operation: Works without battery or charge controller, saving costs like MPPT.

Pure Sine Wave Output: Low harmonic distortion with transient response under 50MS.

Flexible Voltage Settings: Output voltage adjustable -40% to +20%; DC input range customizable.

Long Service Life: Designed for 15 years or more of reliable operation.

Comprehensive Protection: Features short circuit, overload, and over-temperature safeguards.

Intelligent LCD Control: Displays data and allows setting of start modes and frequencies.

Wide Input Voltage: Selectable ranges: 100-300V, 200-500V, or 500-850V.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Shanghai Soaring Industrial Co.,Ltd

Shanghai, China

Business Type: Manufacturer/FactoryExport Year: 2013-02-01Average Response Time: ≤6.52hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, EXW

AI-Powered supplier vetting

SummaryThe supplier is a small limited company with four employees, one R&D engineer, and a valid import/export license. It identifies as a professional technical supplier and offers sample-based, full, and flexible customization, but does not provide 3D software design, ODM, SDK, or OEM services for popular brands. No new products were reported in the past year. Service procedures, complaint handling, and corrective/preventive-action records are documented, while quality assurance and traceability status are unknown. The supplier has no inventory, overseas warehouse, showroom, agent, branch, or offline trade-show participation, and reports zero countries served overseas. Financial records are referenced for 2023–2025, but their content is not provided. Production scale, certifications, and customer cases are not sufficiently evidenced.

Supplier typeThe supplier is explicitly identified as a professional technical supplier and a limited company. Its stated business scope covers industrial textiles, hygiene and disposable medical supplies, paper and office products, electronics, software, building materials, plastic products, packaging containers, and related products, but the provided information does not establish its manufacturing status or production scale.

CertificationsThe supplier is stated to hold a valid import/export license. No other certification, quality certificate, or management-system certification is identified in the provided slices, so certification coverage beyond trade licensing cannot be confirmed.

After-Sales capabilityThe supplier has a documented customer-complaint procedure with follow-up records, written service-assessment procedures, and corrective/preventive-action records. However, it has no overseas warehouse, showroom, agent, or branch, serves zero stated overseas countries, and does not report inventory capability, limiting evidence of overseas after-sales support.

R&D capabilityThe supplier has one R&D engineer who provides solutions according to customer demands, but it reported no new products in the past year and lacks 3D software design, ODM, and SDK capabilities. These facts indicate limited demonstrated innovation breadth despite basic technical support.

Customization capabilityThe supplier explicitly offers customization from samples, full customization, and flexible customization. Its sole R&D engineer is responsible for providing solutions based on customer requirements, supporting a positive assessment of customization capability.