Solar Management Combiner Box

In the field of sustainable renewable photovoltaic energy, our core competencies products include:

Solar combiner boxes, AC/DC distribution cabinets/boxes, intelligent monitoring devices, portable AC/DC solar generators, multi-function power systems, environmental monitoring instruments, PV prevent reverse diodes and monitoring systems used in PV power plants. Most of our products get certificates of TUV, CE and CQC etc.

Our history is full of firsts and our products are installed in a huge number of solar power plants all over China and the world. Till now, the total installed capacity of Longmax is over 2GW worldwide. 
Our customers include entities and enterprises dedicated to the renewable energy field, solar power plants and agents/distributors around the world who are interested in the new PV industry.
Project: Siziwangqi, Inner Mongolia 60MW PV Power plant
Item: PV intelligent Solar Combiner Box
Quantity: 425 units
Project completion date: March, 2013
Detailed products:
16 strings PV intelligent solar combiner box*248 units
14 strings PV intelligent solar combiner box*64 units
12 strings PV intelligent solar combiner box*69 units
10 strings PV intelligent solar combiner box*25 units
8 strings PV intelligent solar combiner box*19 units


Project: Zhangyi 10MW PV Power plant, Ganshu
Total Quantity: 198 units
Project completion date: December, 2011
Item: 12 strings PV intelligent Solar Combiner Box


Project: 20MW PV Power plant, GEERMU, DATANG, QINGHAI
Item: PV intelligent Solar Combiner Box
TOTOAL QUALITY: 320 UNITS
Project completion date: November 2012
Product detail: 12 strings PV intelligent Solar Combiner Box, IP65*232 units
16 strings PV intelligent Solar Combiner Box, IP65*88 units


Project: 30MW PV power plant, Zhongwei, Ningxia
Product quantity: 475 units
Product name: 16 strings intelligent solar combiner box, IPGrade: 65
Project completion date: January 2013


Project: 20MW PV power plant, Geermu, Qinghai, China
Product quantity: 140 units
Item: 16 strings intelligent solar combiner box, IPGrade: 65
Product detail:
16 strings intelligent solar combiner box*120units
12 strings intelligent solar combiner box, *20units
Project completion date: January 2013


Project: 9MW PV power plant, Dunhuang, China Guodian
Product quantity: 180 units
Product name: 16 strings intelligent solar combiner box, IPGrade: 65
Product detail:
10 strings intelligent solar combiner box*117units
12 strings intelligent solar combiner box, *63units
Project completion date: November, 2012
Project: 10MW PV power plant, Taiyangshan, Ningxia, China
Product quantity: 415units


Product name: 4 strings intelligent solar combiner box, IPGrade: 66
Project completion date: January 2013
Project: 10MW PV power plant, First phase, Ningxia Enfei, China
Product quantity: 140 units
Product name: 16 strings intelligent solar combiner box, IPGrade: 65
Project completion date: September, 2011



Project: 2MW PV roof power plant, Jiashan, China
Product quantity: 35 units
Product name: 16 strings intelligent solar combiner box, IPGrade: 65
Project completion date: June, 2012



Project: 30MW PV power plant, Dongtai, Jiangsu, China.
Product quantity: 418 units
Product name: 16 strings intelligent solar combiner box, IPGrade: 66
Project completion date: December, 2011


Project: 2MW PV power plant, Miyako-jima, Japan
Project completion date: January 2013
Project: 2MW PV power plant, Johannesburg, South Africa
Project completion date: October 2013



Project: 2MW PV power plant, Japan
Project completion date: November 2013



Project: Grid-Connected Distributed Power Generation roof PV power plant, Sthans, Wuxi, China
Project completion date: Under construction



Project: Grid-Connected Distributed Power Generation systems, Small home use