~Genuine MC4 connectors, the global standard in the solar power generation industry~
● The genuine MC4 connector, released by Stäubli (formerly Multi-Contact) in 2002, has been a global standard product used in solar power generation systems worldwide for nearly 20 years. ● The high-quality and long-term reliable genuine MC4 connector has passed certification tests from major organizations in various countries (such as TUV, UL, JET, CQC) and complies with international standards, including IEC standards (IEC 62852:2014/AMD1:2020), making it a product that can be used globally. ● The genuine MC4, which boasts an overwhelming global market share among PV connectors, meets various required specifications in solar power generation systems (such as waterproofing, insulation, heat resistance, etc.), allowing for safe and long-term use. 【Main Product Specifications】 ● Rated Voltage: 1,000V (IEC/JET) / 1,500V (UL/TUV) ● Rated Current (TUV): 2.5㎟: 22.5A, 4.0/6.0㎟: 39A, 10㎟: 45A ● IP Protection Rating (when mated): IP68 (1m, 1 hour) / IP65
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The genuine MC4 connector is designed for use in various solar power systems (residential, industrial, large-scale mega-solar, floating solar, solar sharing, etc.), and its product specifications meet market demands. 【Product Specifications】 ● Product Name: MC4 ● Rated Voltage: - 1,000V: IEC Certification / JET Certification - 1,500V: UL Certification / TUV Certification ● Rated Current: <TUV> - 2.5㎟: 22.5A - 4.0/6.0㎟: 39A - 10㎟: 45A <UL> - 14AWG: 30A - 12AWG: 35A - 10AWG: 50A - 8AWG: 70A ● Maximum Operating Temperature: 105℃ ● Ambient Temperature Range: -40℃ to 85℃ (TUV) ● IP Protection Rating (mated): IP68 (1m, 1 hour) / IP65 ● IP Protection Rating (unmated): IP2X ● Overvoltage Category: CATIII ● Maximum Contact Resistance: 0.25mΩ ● Impulse Voltage: 16kV (1,500V DC <TUV>) ● Contact Material: Copper (Tin Plated) ● Insulation Material: PC / PA ● Flame Retardant Class: UL94:V-0
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Applications/Examples of results
【Applications】 - Solar power generation modules (for junction box connections) - Solar power generation power conditioners (for decentralized power conditioner connections) - Solar power generation extension cables (for string interconnections) - Other solar power generation-related equipment (optimizers, power monitoring systems, etc.) 【Examples of Achievements】 - Residential solar power generation systems - Industrial solar power generation systems (roof-mounted, ground-mounted) - Floating solar power generation systems - Solar sharing
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Company information
Stoeber has four business divisions: electrical connectors, fluid connectors, industrial robots, and textile machinery. Based on our exceptional expertise and years of accumulated know-how, we provide mechatronics solutions to various industrial sectors. Founded in 1892 as a small textile machinery repair shop near Zurich, Switzerland, Stoeber has grown into a global company operating in 28 countries and having distributors/agents in 50 countries across four continents. In 1983, Stoeber Co., Ltd. was established in Osaka as a unit for business in Japan. We have a showroom in Nishi-Tenma (Osaka), so please feel free to visit us (by appointment only).