Why Choose Us

 One-Stop Full Industry Chain Integration
 Engineer-Led Service
 High Quality with Global Cost Advantage
 Efficient Delivery System
 Customized Professional Service

About Sline

Sline is more than an electrical equipment manufacturer—we are your trusted power system integration expert. With a deep focus on the electrical industry, we offer a comprehensive range of products including transformers, instrument transformers, high and low voltage switchgear, substations, and electrical accessories, forming a complete solution across the entire power chain.
 Mission
Making power simple.
Vision
To be the world’s trusted power connection partner.
Values
Expertise: Deep in power. Strong in expertise.
Reliability: Our word is our commitment.
Mutual Success: Together we grow. Together we succeed.

FEATURED POWER SYSTEM INTEGRATION PRODUCTS

APPLICATION INDUSTRIES​​​​​​​

What Type Tests Back An Air Circuit Breaker Bid?

Type tests validate circuit breaker safety in electrical bids. Discover how to audit independent test certificates to prevent catastrophic failures and protect your facility.

Which Step Count Suits Your Capacitor Bank Load?

Optimizing capacitor bank step counts guarantees precise power factor correction. It matches dynamic reactive loads to eliminate utility fines and stabilize industrial voltage.

Packing A Pole Mounted Transformer For Tropical Sites

This guide details advanced packaging methods for shipping electrical equipment to tropical climates. Learn to use moisture barriers and secure crating to prevent transit damage.

Which Compartment Layout Suits Metal Enclosed Switchgear?

Proper metal enclosed switchgear layouts impact safety, space, and downtime. Explore fixed, withdrawable, and gas-insulated configurations to optimize your power systems.

Which Insulation Class Fits Your Dry Type Transformer?

Proper thermal ratings for dry-type transformers ensure longevity. This guide explores how Class F, H, and 220 insulation protect industrial grids from costly power failures.

Power Generation & Energy

Providing end-to-end electrical solutions from generation to grid connection for thermal, hydro, nuclear, and new energy (solar, wind) power plants. Products include step-up transformers, generator outlet circuit breakers, HV switchgear, PV compact substations, wind turbine tower transformers, and smart monitoring systems, ensuring efficient step-up and safe grid integration.

Customization Services

At Sline, we believe that every kilowatt-hour deserves precision, and every project deserves a dedicated electrical solution. As a power system integration expert, we go beyond standardized high-quality products—we deliver tailor-made services for our global clients.

Latest News

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Natural Ester Insulating Oil: A Green Solution for Transformer Environmental Upgrades

Against the backdrop of green transformation in the power industry, natural ester insulating oil is gradually replacing traditional mineral oil as an important direction for transformer environmental upgrades. Derived from vegetable oils, natural ester insulating oil offers high fire point, biodegra

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Intelligent Switchgear: From Passive Protection to Predictive Maintenance

With the rapid development of industrial IoT and digital technologies, low-voltage switchgear is undergoing a profound transformation from traditional power distribution equipment to intelligent terminals. The new generation of intelligent switchgear integrates sensors, communication modules, and da

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What Is a Pad-Mounted Substation?

An Ideal Choice for Ground-Level Power Distribution Equipment

Leave Us A Message

Sline is not only an electrical equipment manufacturer, but also a reliable power system integration expert that you can trust. You are welcome to contact us at any time.
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Contact Us

 Telephone: +86-178-1567-2199
 WhatsApp: +8617815672199
 Email:  amber@slineelecric.com / celeste@slineelectric.com
 Address: Building 10, Robot Industry Park, Dongtou District, Wenzhou City, Zhejiang Province
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