Best Solar Junction Box Suppliers
Zhejiang Zhonghuan Sunter PV Technology Co.,Ltd
🇨🇳 China
20041001-2000 peopleManufacturerHigh capacity factory
Established brand
Large enterprise group
High-tech enterprise
Shipments
2957
Key customer
CONG TY TNHH CONG NGHE PV SUNTER VIET NAM
Key market
Europe
Description
Zhejiang Zhonghuan Sunter PV Technology Co.,Ltd is a National High-Tech Enterprise and manufacturer based in Cixi, China, specializing in the research, development, and sales of solar PV junction boxes, connectors, and cables. Established in 2004, the company operates with a production area exceeding 100,000 square meters and employs over 1500 people. They possess an independent professional R&D team and advanced manufacturing capabilities, including over 100 professional junction box injection molding machines, 60 professional production lines, and 40 automatic punching and assembly machines. The company has a daily production capacity of 250,000 junction box sets and offers OEM and ODM services. Zhejiang Zhonghuan Sunter PV Technology Co.,Ltd holds certifications including ISO 9001, ISO 14001, OHSAS 18001, UL, RoHS, TUV, IEC, and JET. Their products are exported globally, with an annual export revenue between 10 million and 50 million USD. The company is committed to sustainability, generating approximately 2MW of electricity through a solar array, with 50% of their production electricity derived from solar conversion.
Solar Junction Box
Solar Junction Box/Pencil Type
Solar Junction Box/Potting Style
Juncion Box
PV Junction Box/PV-Zh011-4
Wuxi Longmax Technology Co., Ltd.
🇨🇳 China
200251-100 peopleService Company/ManufacturerEstablished brand
High-tech enterprise
Industry association member
Multinational enterprise
Shipments
3
Key customer
ТОО "FUTURE POWER SOLUTIONS"
Key market
Europe
Description
Wuxi Longmax Technology Co., Ltd., established in 2002, is an innovative high-tech company based in Wuxi, China, with additional offices in the United States and a factory in Malaysia. Operating as both a manufacturer and service company, Longmax specializes in providing comprehensive solutions for solar photovoltaic application technology. The company offers a wide range of products and services, including photovoltaic combiner boxes, AC/DC distribution cabinets, intelligent monitoring devices, portable AC/DC solar power system generators, and microgrid systems. They are also involved in power station investment and management, offering solutions for photovoltaic power station O&M, asset management platforms, and microgrid system integration, including Solar + Diesel Generator and Solar + BESS systems. Longmax provides OEM and ODM services and holds certifications such as ISO 9001, ISO 14001, UL, CE, CQC, and CCC. With 51-100 employees and an annual revenue between USD 50,000,001 and 100,000,000, the company has a significant global presence, exporting to numerous countries across North America, Europe, Asia, Africa, and the Middle East, with over 180GW of installations worldwide.
Solar Junction Box with Brand Name of Longmax- Made in China
Solar Monitoring Box-Intelligent Solar Monitoring System
Solar Power Plant, EPC, PV Installer, Combiner Box, Solar Strings, Connector
Residential Use Solar Combiner Box Anti Reverse
Anti Ultraviolet PC ABS GRP Solar Combiner Box
Anhui Kingwooh Energy Technology Co., Ltd.
🇨🇳 China
201711-50 peopleTrading Company/DistributorOEM manufacturer
ODM manufacturer
Product customization
Low MOQ
Shipments
41
Key customer
SIMPLE ENGINEERING PVT LTD
Key market
North America
Review
5
Kingwooh Customized Electric Solar Distributing Enclosure PV Combiner Junction Box for Solar Power System$60
DC PV Combiner Box String Kingwooh Electric Waterproof Solar Junction Box for Solar Panels IP65$60
Factory Direct Price 6 Ways PV Solar Power DC Combiner Box Solar Junction Box OEM Support$60
Kingwooh Solar 500V 1000V 1500V PV Combiner Box 4 String Box Solar Junction Box IP65 Waterproof$60
Kingwooh Energy Outdoor Custom Combiner Box DC Solar Array Junction Box Waterproof String Box Grid Solar Panel System$60
Solar Junction Box String Box for PV System with Fuse Wall Mounted PV Combiner Box for Solar Panels IP65$60
Kingwooh Energy DC Solar Stings Combiner Box Junction Box for Solar Panel 2 in 2 out 2 String Combiner Box$60
Solar Junction Box String Box for PV System with Fuse Wall Mounted PV Combiner Box$60
Lithium LiFePO4 Battery Portable Solar Power Station with UPS Function$210
Kingwooh Factory Solar PV Combiner Box 2 4 8 10 16 24 Ways String Box 32A Solar Junction Box 32A DC 500V 1000V 1500V$60
Factory Directly Supply Kingwooh PV Junction Box 500V 1000V 1500V PV Combiner Box for Solar Power System$60
EU Warehouse Solar Panel Solar PV Module 645W 650W 655W 660W 665W 670W Panneaux Solaires Solar Panels 670W$0.13
Anhui Sunway New Energy Technology Co., Ltd.
🇨🇳 China
200811-50 peopleManufacturer/Trading CompanyOEM manufacturer
ODM manufacturer
Own brand
Patented technology
Shipments
23
Key customer
ТОО "TREE ENERGY"
Key market
North America
Description
Anhui Sunway New Energy Technology Co., Ltd. is a professional high-tech enterprise established in 2008 and headquartered in the APEC High-Tech Industrial Park in Hefei, China. The company specializes in the research, development, manufacturing, and marketing of renewable energy solutions, with a primary focus on photovoltaic (PV) and wind power systems. Operating as both a manufacturer and trading company, it maintains four production lines and a dedicated R&D team that collaborates with academic experts from Hefei University of Technology and Anhui University.
The company's extensive product portfolio includes high-efficiency monocrystalline and polycrystalline solar panels (ranging from 260W to 600W), solar inverters (on-grid, off-grid, hybrid, and micro-inverters), and advanced energy storage solutions such as LiFePO4, AGM, and Gel batteries. Additionally, they manufacture MPPT and PWM solar charge controllers, wind-solar hybrid controllers, and PV combiner boxes. These products are widely applied in residential power generation, telecommunications base stations, street lighting, and remote area electricity supply.
With over 18 years of industry experience and a production capacity of 500 MW, Anhui Sunway New Energy Technology holds 12 national patents and several software copyrights. The company is ISO 9001, ISO 14001, and ISO 45001 certified, and its products carry CE certification. A strong export-oriented business, it ships over 90% of its output to 86 countries across North America, Europe, the Middle East, and Southeast Asia, offering comprehensive OEM, ODM, and full system installation services.
4 Strings PV Combiner Box DC Combiner Box Solar Power System Solar Junction Box 4/1$118
10strings Solar Array Junction Box-DC Combiner Box - Anti Thunder Protect Solar System Combiner Boxes 10/1$275
20kw 30kw 50kw 100kw Solar Power off Grid Inverter 10kw Sofar Solar Inverter$1100
Tsolar 10kw Single Phase off Grid Inverter Solar Power System$0.59
Soalr Vcharge Controller, 48VDC Telecom Rectifier Solar Energy Power System Rts$1230
Solar Power System Solar Panel Solar Energy$0.59
Solar Combiner Box 32A PV DC Switch with Solar Connector for Solar Power System RV, Boats, and off/on-Grid Solar System$59
Ground Solar Mount Solar Products Solar Power Systems$0.59
Tile Roof Solar Mount Solar Products Solar Power Systems$0.59
Solar System 10kw 20kw Solar Panel Price off Grid Solar Power System Solar System Suppliers$0.59
12 Strings H8t Solar Combiner Box for Solar Power System 12/1$275
Factory Price 40/150ah12V Gel Battery for Solar Street Light and Solar System TUV SGS BV Inspected Factory Batterie for Integrated All in One Lampadaire Solaire$120
Shenzhen Tianya Tongxing Technology Co., Ltd.
🇨🇳 China
201251-100 peopleManufacturer/Trading CompanyOwn brand
Low MOQ
Dropshipping ready
ODM manufacturer
Shipments
71
Key customer
DONG VINH SERVICE CO LTD
Key market
North America
Review
4.8
TYTXRV Camper Part Accessories Waterproof UV Resistant Boats Solar Single Hole Round Junction Box$0.8
JINSION Excavator Replacement Parts Suction Valve for Caterpillar CAT 320C$18
TYTXRV RV Accessories 160mm Caravan Furniture Lock Handles Motorhome Caravan Camper Push Lock 10Pcs/Box$26.9
TYTXRV Camper Trailer Accessories Silver 26mm Push Knob Lock RV Camper Cabinets Push Lock 10pcs/box$13.9
TYTXRV Mini Push Button Drawer Cupboard Catch Lock Camper Lock Push Button Door Latch for Rv Caravan Cabinet 10pcs/Box$19.9
TYTXRV Motorhome Boat Latch Handle 20mm Push-lock Button 20pcs/box RV Large Cabinet Push Lock for Caravan Boat$20.9
TYTXRV 128mm Caravan Accessories Furniture Lock Handles Camper Van Keyless Push Handle Lock Cabinet Push Lock 10pcs/box$26.9
TYTXRV RV Accessories 20mm RV Motorhome Button Lock Push Lock White Color Chrome Button 20 Pcs/Box$22.9
TYTXRV 26mm Zinc Alloy Keyless Push Latch for RV Caravan Boat Large Cabinet Push Lock 10pcs /box$13.9
TYTXRV Caravan Motorhomes RV Furniture White Cutout Size 20mm 20pcs/box RV Lock Cabinet Push Lock$20.9
Shenzhen Greenway Electronic Co., Ltd.
🇨🇳 China
200651-100 peopleManufacturer/Trading CompanyProduct customization
Patented technology
OEM manufacturer
ODM manufacturer
Shipments
75
Key customer
CONG TY TNHH TU DONG HOA CONG NGHIEP THINH PHAT
Key market
🇳🇦 Namibia
Review
5
IP68 Underground Plastic Waterproof Junction Box Outdoor Connection Junction Box Waterproof Electrical Junction Box$1.89
High Quality Panel Mounting Wiring Electrical IP68 Cable Waterproof Junction Box Outdoor Wire Waterproof Junction Box$1.65
IP68 Connector ETL Certified Junction Box Premium 3 Way Waterproof Clamp Connector T Shaped Waterproof Junction Box$1.2
Premium 4 Way Junction Box IP68 Connector ETL Certified Quick Wire Connector Nylon Housing Waterproof Junction Box$2.4
4 Way Sealed Junction Box IP68 Waterproof Junction Box Wire Connector Box PC Housing for Patio Heater & Holiday Lighting$1.25
Junction Box Outdoor Waterproof IP68 Screwless Waterproof Cable Connector with Quick Installation$0.5
KEMA IP65 4 Way 4 Pole Waterproof Electrical Terminal Block Junction Box$1
China Supplier IP67 IP68 Underground Smaller 4WAY Plastic Outdoor IP68 Waterproof Electrical Junction Box$1.15
High Performance TUV M20 Ip68 Cable Glands Outdoor Waterproof PC Junction Box for Underground Use$1.35
Industrial Grade Hot Sale Big Size Waterproof Junction Box Featuring 10 Cable Glands IP68 Rated$1.55
Outdoor Safety Camera & LED Light Wiring Junction Box IP68 Waterproof Connection Box Outdoor Led Connector$1.4
6 Way IP68 Junction Waterproof Wire Terminal Connectors Box for Outdoor Landscape Lighting Small Size$1.8
Ningbo Jinghua New Energy Technical Co., Ltd.
🇨🇳 China
201711-50 peopleManufacturerODM manufacturer
OEM manufacturer
Shipments
186
Key customer
AR ASSOCIATES
Key market
South America
Description
Ningbo Jinghua New Energy Technical Co., Ltd. is a professional manufacturer based in Yuyao City, Ningbo, specializing in solar photovoltaic connection solutions. Established in 2017, the company operates as an independently accounted private enterprise with a focus on the design, production, and operation of high-quality PV components. Their core product portfolio includes solar photovoltaic junction boxes, solar connector systems (including MC3 and MC4 connectors), solar cables, and crystalline modules. These products are engineered for durability in harsh outdoor environments, featuring high-strength PPO shells, UV resistance, and IP67/IP68 waterproof ratings. As an OEM and ODM service provider, the company maintains a factory with four production lines and a dedicated R&D team of 5 to 10 specialists. Their manufacturing processes emphasize lean production and advanced enterprise management, supported by TUV product certifications. Strategically located near Hangzhou Xiaoshan International Airport and Ningbo Port, the company has successfully expanded into both domestic and international markets, serving customers such as Sunny International Trade and Aurora. With an annual output value between US$5 million and US$10 million, they are committed to advancing green energy technology through reliable photovoltaic components.
Mc4 Connector Solar Panel Connector IP68 Solar Connector Contact PVC System Module High Quality Product$0.25
Solar Mc4 Connector PV Connector IP 68 50A$0.22
Mc4 Solar Panel Connector IP68 2.5mm 4mm 6mm 10mm Plastic Cable Connector$1.55
Shanghai Yang Er Technology Co., Ltd.
🇨🇳 China
2007201-300 peopleManufacturer/Distributor/WholesalerOEM manufacturer
Product customization
Eco-friendly supplier
Shipments
1945
Key customer
SAATVIK SOLAR INDUSTRIAL PRIVATE LIMITED
Key market
🇩🇪 Germany
Description
Shanghai Yang Er Technology Co., Ltd. is a professional manufacturer and distributor specializing in the solar energy sector. Established in 2007 and headquartered in Shanghai, the company operates two specialized production facilities in Ningbo. These factories focus on the high-volume production of solar panels and solar junction boxes, with an annual capacity exceeding 1.5 GW for PV modules and 15.5 million units for junction boxes and connectors. The company employs over 200 personnel, including a dedicated team of 30 engineers and technicians who oversee advanced automated production lines.
Their comprehensive product portfolio includes monocrystalline and polycrystalline solar panels, high-efficiency PERC and bifacial modules, solar inverters, charge controllers, and lithium-ion batteries. They also provide specialized equipment such as solar mounting systems, PV cables, solar street lights, and water pumps. Their manufacturing capabilities extend to 9BB and 12BB 144-cell panels with power outputs reaching up to 490W.
As a contract manufacturer and OEM provider, Shanghai Yang Er Technology serves several globally recognized brands. The company maintains rigorous quality standards, holding numerous international certifications including ISO 9001, ISO 14001, CCC, UL, TUV, IEC, CSA, and RoHS. Their products are designed for diverse applications ranging from residential rooftops to large-scale industrial solar farms, offering long-term performance guarantees and robust weather resistance.
Solar Panel$50.8
Tangshan Zhengcheng Electric Co., Ltd.
🇨🇳 China
201051-100 peopleManufacturer/Trading CompanyOEM manufacturer
ODM manufacturer
Own brand
Product customization
Shipments
1088
Key customer
COMAGRO SOCIEDAD ANONIMA COMAGRO S A
Key market
South America
Review
4.9
ZCEBOX Abs Pvc Junction Box Waterproof Connection Enclosure Cctv Junction Box$0.5
ZCEBOX Electrical Junction Box Camera 130*130*50 CCTV Camera Junction Box$0.37
ZCEBOX Junction Box PP Plastic Dustproof Waterproof IP40Electrical Boxes Project Enclosure Cctv Pvc Junction Box$0.37
ZCEBOX Electrical Waterproof Cctv Camera Junction Box OEM Factory$0.5
ZCEBOX Outdoor Electrical CCTV Camera Plastic Electric Junction Box$0.51
ZCEBOX Camera Mount Cable Cctv Junction Box Plastic Waterproof Enclosure$0.5
ZCEBOX Abs Box 130*130*50 Waterproof Cctv Junction Box$0.5
ZCEBOX Camera Cctv Pvc Box Abs Junction Box Waterproof Outdoor Power$0.5
ZCEBOX Waterproof Abs Cctv Camera Box IP40 PP Plastic Junction Box$0.5
ZCEBOX Surface Mount Electrical Plastic Box for Industry Waterproof IP67 Junction Box$1.15
ZCEBOX Electrical Junction Box Suppliers OEM Factory Pvc Enclosure Cctv Camera Box$0.5
ZCEBOX Plastic Box IP55 IP65 IP66 150X110X70mm Electrical Waterproof Junction Box Terminal Box$4.79
Nguyen Tien Phat Plastic Company Limited
🇻🇳 Vietnam
199651-100 peopleManufacturer/Trading Company/Distributor/WholesalerEstablished brand
Own brand
OEM manufacturer
Key customer
CENTAUR MANUFACTURING
Key market
🇰🇭 Cambodia
Description
Nguyen Tien Phat Plastic Company Limited is a prominent Vietnamese manufacturer, wholesaler, and distributor specializing in electrical infrastructure and plastic components. Established in 1996, the company has grown into a versatile enterprise with a workforce of 51 to 100 employees and a significant operational presence across 53 of Vietnam's 63 provinces. Operating under the brand TIEN PHAT - ACCESS, the company maintains a dedicated manufacturing facility in Long An and manages multiple branches in Ho Chi Minh City, alongside international offices in Singapore and the USA.
The company's core expertise lies in the production of high-quality electrical conduits and management systems. Its extensive product portfolio includes PVC cable trunking, corrugated conduits, floor acoustic hard tubes, flexible conduits, and a wide array of fittings such as junction boxes, cable glands, and bending springs. Beyond plastic piping, Nguyen Tien Phat manufactures a diverse range of electrical equipment, including LED lighting solutions (solar, outdoor, and industrial), circuit breakers, electrical cabinets, and specialized plastic drawstrings that are UV and heat-resistant.
As an OEM-capable manufacturer and trading entity, the company serves both domestic and international markets, with established export channels to neighboring countries like Cambodia and Laos, as well as trade partnerships in North America. Their business model is further diversified through industrial services, including workshop leasing and the distribution of machinery for the plastic industry. Nguyen Tien Phat is committed to international quality standards, focusing on sustainable development and providing reliable electrical accessories for large-scale construction and civil engineering projects.
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