Professional Low Voltage Electrical Manufacturer

Offer the low voltage electric solutions for different fields customers from different countries and regions around the world

Revolutionary Products

Miniature Circuit Breakers

VB510 Series

VB510 Series offers robust circuit protection for residential, commercial, and industrial AC systems. Compliant with IEC 60898-1 and IEC 60947-2, it delivers a breaking capacity of 6kA and supports B/C/D tripping curves for diverse loads (1–100A). Features include modular design, DIN rail mounting, and expandable accessories (e.g., alarms, shunt releases). With clear contact indicators and overload/short-circuit protection, the VB510 ensures safety and reliability in demanding environments.

Miniature Circuit Breakers

3SB6 Series

3SB6 Series delivers reliable circuit protection for industrial, commercial, and residential systems. Compliant with IEC 60898-1 and IEC 60947-2, it offers 6kA breaking capacity and supports B/C/D tripping curves for loads from 1–63A. Features include modular design, DIN rail mounting, ergonomic handle with contact indicators, and expandable accessories (e.g., alarms, shunt releases). Engineered with graphite silver contacts and a high-energy arc chamber, it ensures superior electrical life and energy-limiting performance. 

Miniature Circuit Breakers

3SB71-63 Series

3SB71-63 Series miniature circuit breakers (MCBs) provide reliable overload and short-circuit protection for AC electrical systems in residential, commercial, and industrial applications. Designed to meet global standards, they combine safety, durability, and modular flexibility for seamless integration into DIN rail setups.

Distribution Boxes

3SD5 & 3SD6 Series

Designed for terminal power distribution, these modular enclosures support seamless installation of SASSIN’s modular devices like RCDs, MCBs, RCBOs, and switch disconnectors. Ideal for residential, commercial, and industrial applications, the 3SD5 offers flush mounting (rated 63A) while the 3SD6 provides surface mounting (63A/100A). Features include plastic housing (RAL 9003 white/grey), IEC 61439-3 compliance, IP30 protection, and 4–36 module slots for scalable, reliable power management solutions.

Residual Current Circuit Breakers

3SL6 Series

3SL6 Series Residual Current Circuit Breakers (RCCBs) deliver reliable protection against earth leakage currents (AC/A/B types) and fire hazards. Compliant with IEC 61008-1 and IEC 62423, they feature a 10-100A rated current range, 1P+N/3P+N configurations, and anti-miswiring design. Ideal for residential, commercial, and industrial applications, these DIN-rail devices ensure safety against indirect contacts, insulation faults, and short-circuits (up to 6kA). Offering instant or selective tripping, they combine high performance with easy installation for robust electrical protection.

Moulded Case Circuit Breakers

3SM8 Series

3SM8 Series offers reliable protection for power distribution and motor circuits, compliant with IEC 60947-2. Available in frames A-F (63–800A), it supports power (P) and motor (M) protection types. Features include modular design, front/rear wiring options, and accessories like shunt/undervoltage releases, auxiliary contacts, motorized mechanisms, and rotary handles. Ideal for switching and protecting motors, transformers, capacitors, and cables in industrial, commercial, and infrastructure applications. Compact, versatile, and designed for easy integration.

Product Certificates

SASSIN Client

“Wow, I have received the goods. How happy I am! Goods are better than expected, increased my online shopping confidence. Very excellent quality circuit breakers, and very fast delivery. Our leaders and customers are very satisfied, the seller is really very credit!”
Enrique Gonzalez (Spain)
“Very pleasant and comfortable purchasing experience, which is far exceeding our expectations. With the professional and high efficient guidance, we are very satisfied with SASSIN superior products' quality, very meticulous and thoughtful service, and the excellent after-sales service... The supplier is really trustworthy. ”
DIEGO LEGY (Brazil)
“Surprised to received the goods!I'm very glad that we are cooperating online again. The process of placing an order online is similar to that of placing an order offline. Thank you very much for the help of customer service. Sassin has been responsible for tracking from the beginning of the order to the delivery. Sassin is a reliable partner!”
Raju Lal Prajapati (Southeast Asia)

Exhibition

Years of domestic & overseas exhibitions are good opportunities for us to expand the business.We are eager to meet you in the exhibitions face-to-face and build a long-term business relationship together.

Get In Touch

International Sassin Electric Shanghai Co., Ltd.

Jinhai Road 2588

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