In the wave of the global energy transition, sustainable development and energy efficiency have become core considerations in corporate decision-making. As a pioneer in the field of eco-friendly lighting, solar streetlights not only reduce the carbon footprint but also provide reliable lighting solutions for urban and remote areas. Among many brands, Sresky’s DeltaS Solar Split Street Light stands out for its cutting-edge technology and superior design, making it the first choice for B2B customers worldwide. Built for overseas markets, this product combines smart innovation, long-lasting durability, and multi-scenario applicability to meet the needs of municipal projects, commercial developments, and infrastructure construction.
In this article, we provide an in-depth analysis of the five must-know features of the DeltaS Solar Split Street Light: dual rain sensors, BMS (Battery Management System), remote control, fault code reading, and a brightness range of 6,000LM to 15,000LM. We will explore how these features offer businesses an efficient, safe, and cost-effective lighting solution.
1. Dual Rain Sensors: Intelligent Weather Adaptation for Enhanced Safety
Features
The DeltaS Solar Split Streetlight is equipped with unique dual rain sensors, a technological breakthrough that makes it stand out in the smart lighting space. The sensor monitors rainfall in real time and automatically adjusts the LED color temperature according to weather changes: in sunny weather, the light emits a refreshing 5700K cool white light, providing bright and clear illumination; while in rainy weather, the light switches to a warm 3000K white light, which effectively penetrates fog and rain curtains to improve visibility.
Value to B2B Customers
For overseas B2B customers, road safety is a core requirement for lighting projects. The intelligent switching function of the dual rain sensors significantly improves visibility in bad weather and reduces the risk of traffic accidents. This is particularly important for municipalities, who need to ensure public safety on a limited budget. For real estate developers and infrastructure providers, this feature reduces the need for additional maintenance and provides an “install and forget” solution.
Technical Advantages
The DeltaS‘ dual rain sensors, combined with the efficient light distribution of OSRAM LEDs, ensure even light distribution and TYPE-II M compliance, covering a wider range of illumination. This intelligent adaptive design not only enhances practicality but also demonstrates Sresky’s attention to detail, giving it a competitive edge in the global market.
2. BMS (Battery Management System): Unrivaled Battery Protection and Long Life
Functional Analysis
The core of a solar streetlight lies in its energy storage system — the battery. The performance and life of the battery directly impact the reliability and operating costs of the streetlight. DeltaS Solar Streetlights utilize an industry-leading Battery Management System (BMS) that intelligently manages and protects the lithium-ion battery to ensure long life and superior performance.
A complete BMS system includes several key protection mechanisms and management functions:
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Multiple protection mechanisms to ensure battery safety:
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Over-charging protection: Effectively prevents the battery from over-voltage during charging, avoiding damage or potential safety hazards.
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Over-discharge protection: Prevents the battery from over-discharging, keeping the battery voltage within a safe range and prolonging its service life.
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Over-current protection: Automatically cuts off the current when it exceeds the safety threshold to protect the battery and the lighting system.
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Short-circuit protection: Activates the protection mechanism immediately if a short-circuit occurs to avoid abnormal current flow and prevent equipment damage.
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Over-temperature protection: Monitors battery temperature in real time; if the temperature exceeds the safe range, the system will take cooling measures or stop charging/discharging to ensure optimal operation, particularly in extreme conditions.
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Intelligent management functions to optimize battery performance:
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Battery Equalization: Ensures voltage and charge consistency across all cells, avoiding performance degradation due to cell differences.
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Hibernation/wake-up function: The system can put the battery into hibernation during low-usage periods (such as at night or in prolonged periods without light), reducing energy consumption and extending endurance.
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Remaining power calculation: Provides users with accurate battery status using complex algorithms to manage and maintain the system effectively.
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Battery Health Status Calculation: Evaluates the overall health of the battery, predicts its remaining life, and provides timely maintenance warnings.
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The advanced BMS technology in DeltaS Solar Streetlights maximizes battery safety and reliability, extending its service life and reducing long-term operating costs — a solid guarantee for your investment.
Value to B2B Customers
For overseas companies managing large lighting networks, battery life and reliability are critical. DeltaS’ BMS reduces long-term operating costs by managing each battery cell, extending its life, and reducing the frequency of replacements. In remote or extreme climates (e.g., -20°C to 60°C discharge temperature range), this system ensures consistent performance and avoids project interruptions due to battery failure.
Technical Advantages
BMS also integrates ALS2.4 core technology to optimize solar charging efficiency, allowing DeltaS to be fully charged in less than 6 hours of sunlight exposure. This efficient energy management, along with monocrystalline silicon solar panels, ensures a reliable power supply, even during extended rainy periods.
3. Intelligent Management, Under Control: Convenient and Efficient Remote Control
For large-scale solar streetlight deployments, efficient and convenient management is essential. DeltaS Solar Streetlights are equipped with a user-friendly remote control function, enabling intelligent management through simple operations, significantly improving operational efficiency.
Flexible Lighting Mode Settings
Users can easily switch between preset lighting modes via remote control based on actual needs, such as:
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Timer Mode: Automatically turns lights on/off according to a preset schedule.
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Sensor Mode: Integrated PIR human infrared sensors automatically adjust brightness based on proximity to people or vehicles, balancing energy saving and safety.
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Customized Mode: Users can customize lighting duration and brightness to meet specific needs, providing refined management.
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Instant on/off control: Enables managers to switch the lights on or off at any time for maintenance, repairs, or emergencies.
Value to B2B Customers
Remote control simplifies operations for global B2B customers, especially those managing lighting on highways, industrial parks, or commercial areas. Customers can adjust brightness and schedules based on real-time needs (e.g., traffic flow or nighttime activities), saving energy and ensuring optimal lighting. Additionally, DeltaS supports up to three preset modes (M1, M2, M3), offering customization options for different scenarios and reducing manual intervention.
Technical Advantages
The remote control integrates seamlessly with the DeltaS’ large smart LED display, showing all functions via intuitive visual icons — including battery capacity, PIR status, and mode selection. This user-friendly design lowers the technical barrier, allowing overseas customers to get started quickly and manage efficiently.
4. Fault Code Reading: Simplifying Maintenance and Enhancing Operational Efficiency
Function Explanation
DeltaS’ fault code reading function helps users quickly identify issues by displaying diagnostic codes via an integrated LED screen. For example, when the battery level drops below 20%, a low battery icon lights up; when the battery level reaches 0%, the system enters undervoltage hibernation and flashes to indicate this. This design allows maintenance personnel to quickly pinpoint issues and take corrective actions.
Value to B2B Customers
For overseas B2B customers deploying hundreds of streetlights in multiple locations, maintenance costs and response times are critical challenges. The fault code reading function simplifies diagnostics into intuitive code prompts, significantly reducing maintenance time. This not only improves operational efficiency but also mitigates the reputational risk of equipment failure, making DeltaS the ideal choice for businesses focused on long-term returns.
Technical Advantages
The easy-to-read fault code display, along with an IP65 protection rating (dust and water-resistant), ensures that DeltaS operates reliably in harsh environments. Its durable aluminum and PC materials enhance resilience, making it capable of handling challenging conditions, such as coastal or desert areas.
5. 6,000LM-15,000LM Brightness Range: Versatile Lighting for Every Scenario
Features Explained
DeltaS offers a brightness range from 6,000LM to 15,000LM across multiple models: SSL-86S (6,000LM), SSL-88S (8,000LM), SSL-810S (10,000LM), SSL-812S (12,000LM), and SSL-815S (15,000LM). Using OSRAM 3030 LEDs with luminous efficacy up to 230 lm/W and TYPE-II M light distribution, they suit a variety of mounting heights (6 m to 15 m) and spacing (20 m to 31 m).
Value to B2B Customers
The versatility of the brightness range allows DeltaS to meet diverse needs, from country lanes to urban arterials. For global distributors, this means covering a wide range of markets without sourcing multiple products, simplifying supply chain management. For engineering contractors, DeltaS’ flexibility supports various project specifications, whether for energy-efficient lighting in low-traffic areas or intensive light coverage in high-traffic zones.
Technical Advantages
High-efficiency monocrystalline silicon solar panels and robust battery capacity ensure consistent brightness. Even in low-light conditions, DeltaS optimizes energy consumption using PIR sensors and ALS technology, providing over three days of lighting during rainy periods.
Why DeltaS Stands Out for Global B2B Customers
Sresky’s DeltaS Solar Split Streetlight is more than just a lighting device — it’s a strategic asset tailored for global businesses. Its dual rain sensors enhance safety, BMS ensures reliability, remote control provides flexibility, fault code reading simplifies maintenance, and the 6,000LM-15,000LM brightness range offers versatility. These features, combined with high-efficiency monocrystalline silicon solar panels, IP65 protection, and a large LED display, create a practical and forward-thinking product.
For overseas B2B customers — such as government agencies, contractors, and distributors — DeltaS addresses the need for sustainable, high-performance lighting. It helps organizations achieve green goals by reducing energy consumption and maintenance costs while maintaining superior performance in extreme conditions. Its lightweight design (13.5kg to 19.5kg) and easy installation further enhance its global applicability.
Take the Next Step with DeltaS
If you’re seeking a lighting solution that enhances the value of your project, optimizes operational efficiency, and promotes sustainability, then the DeltaS Solar Split Streetlight is for you. Sresky is committed to delivering innovative technology to the global marketplace, and DeltaS embodies that commitment.