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120A Latching Relay for Three-Phase Unbalance and Commutation Switch
US$1.50-5.00
100 Pieces
Sample price:US$5.00/piece.Request sample
Product profile
Customization
AvailableTheory
Electromagnetic RelayUsage
Household Appliances Relay, SwitichModel NO.
GRT508BX-120APhase
1Electricity Type
AcNumber of Pole
1Load
High Power RelayProtective Characteristics
Enclosed RelayAction Principle
Electromagnetic TypeSize
MiniatureType
Electric Parameter RelaySwitching Current
120ACoil Type
Single Coil and Double Coil OptionalTransport Package
Carton PackingSpecification
120A-1ATrademark
GRTOrigin
ChinaHS Code
85364110Production Capacity
40000000PCS Per YearKey features
High Current Capacity: Supports 120A switching current with 4500A peak current withstand capability.
Dual Coil Options: Available in Single Coil and Double Coil configurations for flexible control.
Certified Quality: Complies with UC3, RoHS, CQC, VDT, TUV, and UL standards.
Long Mechanical Life: Endures up to 1 million operations under no or light load conditions.
Robust Protection: Enclosed design with superior arc breaking ability for safety.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 19 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤1.60h
AI-Powered supplier vetting
SummaryThe supplier is a manufacturer and seller of power distribution switch-control equipment, hardware, mechanical and electrical equipment, molds, software, and related technical services. It reports ISO9001, ISO14001, and ISO45001 certifications, more than 10 production lines, 35 years of combined R&D engineer experience, and 41–50 quality-control staff. It offers multiple customization modes, ODM, and OEM services for known brands, but reported no new products in the past year and no available SDK. Service management procedures and corrective-action records are documented, while overseas service infrastructure is limited: no overseas warehouse, showroom, agent, or branch, and zero countries listed for overseas services. Financial records are identified for 2023–2025, but no assessable financial results are provided. The supplier attended a 2025 European Energy Week exhibition and reports one-month lead times in both peak and off-season.
Supplier typeThe stated business scope covers manufacturing, sales, R&D, and technical services for power distribution switch-control equipment, hardware, mechanical and electrical equipment, molds, and software. This directly identifies the supplier as a diversified manufacturer with related engineering and service activities.
CertificationsThe supplier reports ISO9001:2015, ISO14001:2015, and ISO45001 certifications, with ISO9001, ISO45001, and ISO14001 also listed under sustainable development management. UL is listed as a sustainable development and product certification capability, although the slices do not specify its scope or validity details.
Production capacityThe supplier operates more than 10 production lines, has 41–50 quality-control staff, and identifies relay and shunt production lines. It reports one-month average lead times in both peak and off-season, but the slices do not provide production capacity, utilization, output, or fulfillment-performance definitions sufficient to establish that capability exceeds requirements.
Customization capabilityThe supplier explicitly offers customization from samples, full customization, flexible customization, customization from designs, and minor customization. It also reports ODM services and OEM services for known brands, providing direct evidence of broad customization and contract-manufacturing capability.
Product Q&A
Q:What are the application fields of your products?
A:
Our products are mainly used in smart meter, smart home, load control, synchronous switch, leakage protection and other applications.
Q:Are you a manufacturer or a trade company?
A:
We are the manufacturer, but we have our own international trade department. We have ability to sell our products to the buyers all over the world.
Q:Can you provide custom products?
A:
Absolutely OK. Due to most of our products need to be customized. You can send us your drawing or requirements, our technical staff will assist you to develop the products.
Q:Which countries do you export to?
A:
At present, our products are mainly exported to Denmark, Japan, Spain, South Korea, Ukraine, Russia and other countries.
Q:Do you have requirements for MOQ?
A:
There is no limiteation for MOQ except the special condition of your products. Our saleman will inform you in advance if there is MOQ exisiting.
Send Inquiry
*To:
Zhejiang Great Electrical Co., Ltd.
Zhejiang Great Electrical Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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