Grand Electrics | High-Quality Electrical Components Manufacturer & Supplier

About Grand Electrics

Grand Electrics, operating under YUEQING GUANGPU ELECTRICAL CO., LTD., is a leading manufacturer and supplier of high-quality electrical components since 2002. With over two decades of experience, we specialize in the design, production, and global distribution of electrical systems including distribution boxes, circuit breakers, terminal blocks, AC contactors, and more.

Our 20,280 square meter facility houses advanced production lines and a dedicated team of 312 professionals, including 10% senior technicians. We are committed to excellence, backed by international certifications including ISO9001:2008, CE, CB, CCC, SEMKO, and PICC. In 2005, we achieved UL certification for our Definite Purpose Contactors, affirming our commitment to safety and performance.

20+

Years in Industry

312+

Employees

20,280m²

Workshop Area

Global

Distribution

Our Product Range

High-performance electrical components built to meet international standards. Explore our comprehensive catalog of certified, durable, and efficient solutions.

Distribution Block

DIN rail wiring junction box, 400A, 35mm. Ideal for industrial control panels and power distribution systems.

Rated: 400A | Type: DIN Rail

NC-100H Mini Circuit Breaker

Compact miniature circuit breaker with high breaking capacity. Suitable for residential and commercial protection.

Type: MCB | Rating: 100A

Moulded Case Circuit Breaker (MCCB)

Available in 63A to 630A ratings. 3-pole configurations for industrial power systems and motor protection.

Range: 63A–630A | Poles: 1P–3P

SF-G3 Hydraulic Magnetic MCB

Precision protection with fast response. Ideal for sensitive equipment and DC applications.

Type: Hydraulic Magnetic | DC/AC

AC Contactor (LC1-F Series)

High-reliability magnetic contactors for motor control, HVAC, and industrial automation systems.

Model: LC1-F115 to LC1-F330

Pole Top Boxes

Weatherproof enclosures for overhead power distribution. Designed for outdoor utility and grid applications.

Application: Outdoor | IP65 Rated

DIN Rail Terminal Blocks

Screw-type and insulated terminal blocks for secure, long-term electrical connections in control cabinets.

Types: Earth Link, Busbar, Neutral

C65 Miniature Circuit Breaker

High-performance MCB with thermal-magnetic tripping. Suitable for branch circuit protection.

Standard: IEC 60898 | Curve: B, C, D

NS Series Molded Case Circuit Breaker

Silver ornamental design with high durability. NS-100N to NS-630N models available.

Range: 100A–630A | Silver Finish

SA-G3 Hydraulic Magnetic Breaker

Advanced protection for critical systems. Zero-wear tripping mechanism for long service life.

Technology: Hydraulic-Magnetic | Maintenance-Free

3TF Series AC Contactor

Factory-priced magnetic contactors with high coil efficiency and low power consumption.

Voltage: 380V | Models: 3TF32 to 3TF52

IP65 Metal Distribution Box

Waterproof electrical enclosure with plexiglass door. Ideal for outdoor and industrial installations.

Rating: IP65 | Material: Sheet Steel

View Full Catalog

Why Choose Grand Electrics?

Engineered for performance, durability, and safety in every component we manufacture.

Certified Quality

ISO9001, CE, CB, CCC, SEMKO, PICC, and UL certified products ensuring global compliance and safety.

Industrial Grade

Built for harsh environments with high durability, corrosion resistance, and long service life.

High Performance

Optimized electrical conductivity, low impedance, and fast response times for reliable operation.

Global Support

Worldwide distribution and technical support to ensure your projects stay on track.

Frequently Asked Questions

Are your products certified for international standards?

Yes, our products are certified with ISO9001:2008, CE, CB, CCC, SEMKO, PICC, and UL (for Definite Purpose Contactors), ensuring compliance with global safety and quality standards.

Do you offer OEM/ODM services?

Yes, we provide OEM and ODM services for contactors, circuit breakers, and enclosures. Our engineering team supports custom designs and branding.

What is the delivery time for bulk orders?

Typical lead time is 15–30 days depending on order size and customization. We offer expedited shipping options for urgent requirements.

Can I get samples before placing a large order?

Yes, we provide product samples for evaluation. Contact us directly to request specific models for testing.

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About Grand Electrics