About GRT Relay

Zhejiang Great Electrical Co., Ltd., formerly known as Wenzhou Great Electrical Co., Ltd., was established in Yueqing, Wenzhou, Zhejiang Province in 2003. In 2010, it moved to Yaozhuang Town, Jiashan County, Jiaxing City, and is a national high-tech enterprise specializing in the research and development, production and sales of power relays, current transformers and shunts. The company's products are mainly used in smart meters, smart homes, new energy charging piles, photovoltaic and energy storage equipment and other fields.
In 2016, it was listed on the New Third Board, and in 2017, it entered the innovation layer, stock code: 838484, stock abbreviation: Great.
The company has five holding subsidiaries: Jiaxing Wisdom Electronic Tech Co., Ltd. Jiaxing Great Intelligent Manufacturing Co., Ltd. Qidong Blackstone Precision Machinery Co., Ltd. Jiaxing Intellisense Tech Co., Ltd. and Haina Intellisense Electronics Co., Ltd.

National-level specialized and new "little giant" enterprise
National high-tech enterprise
"Five-star" level enterprise
Top 10 per acre output demonstration enterprises
Top 10 enterprises with scientific and technological progress and talents
Jiashan County "Unicorn" shortlisted enterprises
🎓
World-Class Team
Graduates from top universities worldwide
🔬
Advanced R&D
Self-developed
🤖
Innovation Focus
Multiple innovative technologies

Our Products

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Latching Relay

Latching Relay

Model: GRT508HA
Parameters: 8261626970

GRT508HA 100A 2-Pole Latching Relay 4KV Dielectric UC3 Compliant

GRT508HA 100A 2-Pole Latching Relay 4KV Dielectric UC3 Compliant

Model: GRT508HA
Parameters: 7171451380

shunt

shunt

Model: GRT505
Parameters: 7836009114

Latching Relay

Latching Relay

Model: GRT508Y-90A
Parameters: 9537343898

90A PCB Latching Relay 4KV Dielectric for Smart Meters GRT508Y-90A

90A PCB Latching Relay 4KV Dielectric for Smart Meters GRT508Y-90A

Model: GRT508Y-90A
Parameters: 901572492X

Latching Relay

Latching Relay

Model: GRT508Y-50A
Parameters: 4957475733

Latching Relay

Latching Relay

Model: GRT508Y-40A/25A
Parameters: 3039699288

Latching Relay

Latching Relay

Model: GRT508MH
Parameters: 5128642526

Latching Relay

Latching Relay

Model: GRT508M
Parameters: 2818832934

Latching Relay

Latching Relay

Model: GRT508M
Parameters: 6920576546

Latching Relay

Latching Relay

Model: GRT508M
Parameters: 036739796X

80A 3-Pole Smart Meter Latching Relay with 4KV Dielectric Strength

80A 3-Pole Smart Meter Latching Relay with 4KV Dielectric Strength

Model: GRT508M
Parameters: 4954932173

Latching Relay

Latching Relay

Model: GRT508HE
Parameters: 7633423676

Latching Relay

Latching Relay

Model: GRT508HK
Parameters: 6586229723

Latching Relay

Latching Relay

Model: GRT508HC
Parameters: 9887855839

100A Latching Relay GRT508HC 1500A Short-Circuit IEC62055-31

100A Latching Relay GRT508HC 1500A Short-Circuit IEC62055-31

Model: GRT508HC
Parameters: 0725783583

Latching Relay

Latching Relay

Model: GRT508H
Parameters: 5404242566

Latching Relay

Latching Relay

Model: GRT508G-3B
Parameters: 2331005907

Latching Relay

Latching Relay

Model: GRT508FN
Parameters: 9901499348

120A 3-Pole Latching Relay for Smart Meters with 4KV Coil Isolation

120A 3-Pole Latching Relay for Smart Meters with 4KV Coil Isolation

Model: GRT508FN
Parameters: 2576516394

Latching Relay

Latching Relay

Model: GRT508FL
Parameters: 5857029961

80A 3-Pole Latching Relay 4KV Coil Isolation for Smart Meters GRT508FL

80A 3-Pole Latching Relay 4KV Coil Isolation for Smart Meters GRT508FL

Model: GRT508FL
Parameters: 1950253791

Latching Relay

Latching Relay

Model: GRT508FH
Parameters: 0990358984

Latching Relay

Latching Relay

Model: GRT508FA3B
Parameters: 0506483460

80A 3-Pole Latching Relay for Three-Phase Smart Meters GRT508FA3B

80A 3-Pole Latching Relay for Three-Phase Smart Meters GRT508FA3B

Model: GRT508FA3B
Parameters: 0748145265

Custom 80A Latching Relay with Flexible Wire and Integrated Shunt

Custom 80A Latching Relay with Flexible Wire and Integrated Shunt

Model: GRT508FA3B
Parameters: 6342484783

Latching Relay

Latching Relay

Model: GRT508FA
Parameters: 0129798924

80A 4kV Dielectric Smart Meter Latching Relay GRT508FA AgSnO2

80A 4kV Dielectric Smart Meter Latching Relay GRT508FA AgSnO2

Model: GRT508FA
Parameters: 4089371589

Latching Relay

Latching Relay

Model: GRT508F
Parameters: 5500525832

Latching Relay

Latching Relay

Model: GRT508E
Parameters: 9761790797

GRT508EC 20A PCB Latching Relay 4KV Dielectric for Smart Meters

GRT508EC 20A PCB Latching Relay 4KV Dielectric for Smart Meters

Model: GRT508E
Parameters: 8962595664

GRT508EA 16A Latching Relay 100k Operations for Energy Meters

GRT508EA 16A Latching Relay 100k Operations for Energy Meters

Model: GRT508E
Parameters: 7370176371

Latching Relay

Latching Relay

Model: GRT508BW
Parameters: 3179746912

Latching Relay

Latching Relay

Model: GRT508BV
Parameters: 0750067624

UC2 Certified 2-Pole 80A Latching Relay for Smart Meters

UC2 Certified 2-Pole 80A Latching Relay for Smart Meters

Model: GRT508BV
Parameters: 4722743436

Latching Relay

Latching Relay

Model: GRT508BG
Parameters: 9459619592

1-Pole 90A PCB Latching Relay GRT508BG 4KV Coil Isolation

1-Pole 90A PCB Latching Relay GRT508BG 4KV Coil Isolation

Model: GRT508BG
Parameters: 6143690537

Latching Relay

Latching Relay

Model: GRT508BJ
Parameters: 4239973031

Latching Relay

Latching Relay

Model: GRT508B
Parameters: 7073840269

Latching Relay

Latching Relay

Model: GRT508B
Parameters: 944487866X

Latching Relay

Latching Relay

Model: GRT508AD
Parameters: 2022983955

80A GRT508AD Latching Relay For DIN Smart Meter Switching

80A GRT508AD Latching Relay For DIN Smart Meter Switching

Model: GRT508AD
Parameters: 0626821444

60A GRT508AD Latching Relay With 10000 OPS Electrical Life

60A GRT508AD Latching Relay With 10000 OPS Electrical Life

Model: GRT508AD
Parameters: 2378751095

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Success Stories & Case Studies

ODM

ODM

stable operation
Ultra-low coil power consumption, consistent contact performance, long service life

Location: KR 📦 Quantity: 50000 pcs
Customized ODM

Customized ODM

stable operation
Ultra-low coil power consumption, consistent contact performance, long service life

Location: KR,DK,DE,CN,ES,FI,GB,GR,IN,ZA,BR 📦 Quantity: 5,000,000 units

Company & Product Videos

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Company Introduction & Factory Tour

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Product Demonstration - Kestrel K-1

⏱ Duration: 5:12 | 👁 Views: 28,450

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Technology Innovation Showcase

⏱ Duration: 4:30 | 👁 Views: 12,890

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Customer Testimonials & Success Stories

⏱ Duration: 6:20 | 👁 Views: 9,650

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