Highway operators and infrastructure contractors evaluating outdoor lighting upgrades face a recurring set of technical challenges: extended power outages during rainy seasons, insufficient brightness on high-speed roads, frequent maintenance visits, and lighting controls that fail to adapt to real-world conditions. For projects requiring dual-fixture coverage on wide carriageways, medians, or overpasses, the double-arm solar street light configuration has become a practical answer—provided the underlying power system, battery reserve, and structural design are engineered to withstand extreme weather over the long term.
Sky Resources Solar Technology Co., Ltd. (SRS), headquartered in Zhongshan, Guangdong, China, is a professional provider of photovoltaic (PV) intelligent applications and solar-powered lighting systems, positioned specifically around high-reliability solutions for extreme weather conditions. With operations spanning the Middle East, Southeast Asia, Africa, South America, Europe, Oceania, and domestic China, and a global footprint of 27 branches and 7 production bases, SRS has built its highway lighting portfolio around addressing these exact pain points.
Why Double-Arm Configurations Matter for Highway Projects
Double-arm solar street lights are typically specified when a single pole needs to illuminate both directions of a road, a wide median, or a high-traffic industrial corridor without doubling the number of poles installed. This configuration reduces civil works and pole density while maintaining consistent lighting coverage.
SRS has direct project experience with double-arm deployments at scale. At the Petronas Petroleum Base in Malaysia, completed in 2019, SRS supplied 298 sets of 100W single-arm and 106 sets of double-arm solar street lights to meet high-standard industrial lighting requirements for a major global energy corporation operating in a high-humidity tropical environment. Separately, the Guanshan Bridge Project in China involved a comprehensive deployment of high-pole solar floodlights and double-arm street lights specifically for bridge and overpass safety, enhancing nighttime visibility on major transit routes while eliminating the need for expensive bridge wiring.
Technical Foundation Behind SRS Solar Street Lighting
A double-arm fixture places additional demand on a solar lighting system’s power generation and storage capacity, since two lamp heads draw from the same pole-mounted panel and battery. This is where the underlying technology platform becomes relevant to any highway quote evaluation.
SRS has developed a proprietary SRS patent controller with ultra-low consumption of 0.0625W, built on an AI intelligent digital power technology and reverse heating power control platform. The system applies established solar lighting methods including MPPT (Maximum Power Point Tracking) and PWM (Pulse Width Modulation), combined with AI-driven digital dimming that optimizes battery discharge patterns. Reported technical metrics include luminous efficacy of up to 210 LM/W and an 80% energy-saving efficiency compared to conventional dimming approaches.
On the storage side, SRS integrates LiFePO4 batteries with high-efficiency PV panels. According to company data, this combination allows SRS systems to maintain operation for 35+ days without direct sunlight, compared to a 1-3 day industry standard referenced by the company for continuous backup power during rainy periods. For highway sections that experience extended monsoon or rainy-season conditions, this backup margin is a material consideration when comparing quotes, since a double-arm pole with insufficient reserve capacity risks dark stretches of road precisely when visibility matters most.
Product Options for Highway and Large-Scale Road Projects
Within its product matrix, SRS offers a dedicated line described as Semi-integrated & Separate Solar Street Lights, positioned for flexible, high-power lighting on highways and large industrial zones. This line includes road-oriented models such as YZY-LL-628, YZY-LL-390, and YZY-LL-389, alongside high-power models including YZY-LL-388, YZY-LL-353, YZY-LL-361, and YZY-LL-367. These fixtures feature adjustable solar panels designed to maximize sunlight absorption based on geographic location and orientation, which the company states improves charging efficiency, along with high-wattage output intended to support the illumination requirements of large highways and help ensure safety on high-speed roads.
For contractors sourcing double-arm configurations specifically, these separate and semi-integrated designs are the relevant starting point for a quote, since the arm and pole assembly can be paired with panel and battery capacity sized to the road’s width and traffic profile.
Reliability Track Record Relevant to Long-Term Highway Investment
Highway and infrastructure clients generally evaluate lighting quotes not only on unit price but on total lifecycle cost, since pole access for maintenance on active roadways carries its own labor and safety costs. Here, SRS points to a documented operating history: an 11.7km municipal road lighting project launched in 2008 using 200W solar street lights has remained operational for over 12 years, maintaining 35+ days of backup power throughout that period and resulting in zero electricity costs over the project lifecycle. In Nigeria, 270 sets of 60W integrated solar street lights installed for a Volkswagen parking facility in 2012 have maintained continuous uptime since installation, despite regional grid instability.
Certifications and Standards Relevant to Procurement
For government procurement departments, engineering contractors, and commercial property managers preparing a formal bid or quote comparison, third-party certification is typically a prerequisite. SRS holds ISO 9001 (Quality Management System) and ISO 14001 (Environmental Management System) certifications, along with CE, CCC (China Compulsory Certification), CQC, and SASO (Saudi Arabian Standards Organization) certification for markets requiring that standard. The company has also served as the primary drafter of 2 national standards and 7 industry standards for solar lighting in China, and holds over 200 patents, including 19 invention patents, along with 2 National Invention Gold Awards.
Requesting a Double-Arm Highway Lighting Quote
SRS structures its pricing to span a range, from cost-effective integrated units suited to standard road and community applications to high-performance custom engineering solutions for highway-scale double-arm deployments. The company provides detailed price and quotation guides intended for wholesalers, engineering contractors, and government procurement departments evaluating multi-unit highway projects. Deployment is offered in off-grid, no-wiring configurations across both all-in-one and separate system designs, allowing project planners to match pole and arm specifications to site-specific road width, traffic density, and rainy-season duration.
For teams comparing highway lighting proposals, the core evaluation points remain consistent: backup power duration during extended rainy periods, luminous efficacy per watt consumed, structural suitability of the double-arm assembly for the target road profile, and a documented operational history under comparable conditions. SRS’s combination of AI-based power management, LiFePO4 storage, high-power semi-integrated and separate street light models, and a multi-decade project record across markets including China, Nigeria, and Malaysia positions the company as a relevant reference point for engineering teams preparing double-arm solar street light quotes for highway applications.
https://www.srssolargroup.com
Sky Resources SolarTechnology Co.,Ltd
