SASSIN International Electric

About SASSIN

SASSIN International Electric Shanghai Co., Ltd. is a leading manufacturer of electrical distribution, industrial control, and smart power management systems. With innovation at our core, we deliver high-performance solutions trusted by industries worldwide.

Our Mission & Vision

We are committed to advancing electrical safety, efficiency, and sustainability through cutting-edge technology and rigorous quality standards. Our products are engineered to meet international certifications and perform reliably in the most demanding environments.

From miniature circuit breakers to smart power management systems, SASSIN empowers industries with intelligent, modular, and scalable electrical solutions.

Global presence with products in over 50 countries
ISO 9001, CE, CCC, and other international certifications
R&D-driven innovation in smart electrical systems

Our Products

Engineered for performance, safety, and reliability — SASSIN offers a comprehensive range of electrical components and systems for industrial, commercial, and smart infrastructure applications.

Air Circuit Breaker (ACB)

High-capacity protection for main distribution systems with intelligent trip units and remote monitoring capabilities.

Rated up to 6300A
IEC 60947-2 compliant
Communication-ready (Modbus, Profibus)

Moulded Case Circuit Breaker (MCCB)

Compact, reliable protection for branch circuits with adjustable trip settings and high breaking capacity.

10kA to 100kA breaking capacity
Thermal-magnetic or electronic trip
Up to 1600A rating

Miniature Circuit Breaker (MCB)

Modular DIN rail MCBs for residential and commercial final circuits with high short-circuit performance.

B, C, D curve options
6kA to 15kA breaking capacity
1A to 125A ratings

Residual Current Device (RCD)

Life-saving protection against electric shock with fast tripping and high sensitivity.

30mA, 100mA, 300mA sensitivity
Type AC, A, F, B available
Up to 125A rating

Automatic Transfer Switch (ATS)

Seamless power source switching between utility and generator for uninterrupted supply.

Open or closed transition
Programmable delay settings
Up to 6300A capacity

Contactor

High-cycle electromagnetic switch for motor and load control with low power consumption.

AC-3 duty up to 1000A
Coil voltage: 24V–690V
IEC 60947-4-1 compliant

Surge Protective Device (SPD)

Protects electrical systems from transient overvoltages caused by lightning and switching.

Type 1, 2, and 3 available
Up to 120kA discharge current
Visual status indicator

Smart Power Management System

Integrated monitoring, control, and analytics platform for energy optimization and predictive maintenance.

Real-time energy metering
Cloud-based dashboard
Modbus, BACnet, MQTT support

View Full Product Catalog

Smart Solutions

SASSIN delivers intelligent power solutions tailored for modern infrastructure, enhancing safety, efficiency, and sustainability across industries.

Smart Campus

Integrated power distribution and monitoring for universities and educational institutions.

Smart Office

Energy-efficient power systems with remote monitoring for commercial buildings.

Smart Healthcare

Critical power protection and uninterrupted supply for hospitals and clinics.

Smart Bank

Secure and reliable power infrastructure for financial institutions and data centers.

Smart Firefighting

Emergency power systems and fire pump controllers with fail-safe operation.

Smart Charging Station

EV charging infrastructure with load balancing and grid integration.

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