SOLARTODO 8m Security All-in-One 60W Solar Streetlight with Integrated Camera

1.0 Introduction: An Integrated Solution for Illumination and Surveillance

The SOLARTODO 8m Security All-in-One 60W Solar Streetlight represents a paradigm shift in autonomous public and commercial lighting, integrating high-efficiency illumination, advanced surveillance, and sustainable energy into a single, cohesive system. Designed for robust performance in subtropical climates, this unit combines a 60W high-efficacy LED luminaire, a 180Wp monocrystalline TOPCon solar panel, a 720Wh Lithium Iron Phosphate (LFP) battery, and a 2MP infrared 4G security camera, all mounted on a durable 8-meter hot-dip galvanized steel pole. This fully integrated "all-in-one-plus" architecture ensures rapid deployment, minimal maintenance, and zero grid dependency, making it an ideal solution for roadways, parking lots, perimeter security, and remote infrastructure where both lighting and monitoring are critical. The system is engineered to provide reliable dusk-to-dawn operation with a 4-day autonomy period, ensuring continuous performance even through extended periods of inclement weather. Adherence to international standards such as IEC 62124 for photovoltaic systems and IEC 60598 for luminaires underscores its commitment to safety, quality, and long-term reliability [1][2].

2.0 Advanced Photovoltaic Power Generation

The core of the system's energy independence is its high-performance photovoltaic (PV) module. It features a 180Wp monocrystalline solar panel utilizing Tunnel Oxide Passivated Contact (TOPCon) cell technology, which achieves a conversion efficiency of over 22%, significantly higher than conventional Polycrystalline or PERC panels. This superior efficiency allows for a more compact panel size while maximizing energy harvest, even in suboptimal light conditions such as overcast days. The panel is constructed with anti-reflective coated, high-transparency tempered glass and a robust aluminum frame, ensuring durability against environmental stressors. It is certified to withstand wind loads up to 150 km/h and is designed for a service life exceeding 25 years, with power output guaranteed to remain above 80% of its initial rating. The panel's performance is optimized for subtropical insolation patterns, generating sufficient energy daily to fully recharge the battery while powering the luminaire and camera.

3.0 High-Density Lithium Iron Phosphate (LFP) Energy Storage

Energy storage is managed by a state-of-the-art 720Wh Lithium Iron Phosphate (LiFePO4 or LFP) battery pack. Chosen for its exceptional safety profile, thermal stability, and long cycle life, the LFP battery can endure over 2,000 deep discharge cycles while retaining more than 80% of its original capacity. This translates to a maintenance-free operational lifespan of 5-7 years under typical usage conditions. The integrated Battery Management System (BMS) provides comprehensive protection against overcharge, over-discharge, short-circuiting, and thermal runaway. A key feature for subtropical deployment is the BMS's low-temperature charging protection, which prevents cell damage by inhibiting charging when ambient temperatures fall below 0°C. The 720Wh capacity is precisely calculated to support 4 full days of autonomy (48 hours of continuous operation) for the 60W LED and camera system, ensuring uninterrupted service during consecutive rainy or cloudy days.

4.0 High-Efficacy LED Luminaire and Optical Design

The illumination component consists of a 60W LED module equipped with premium Bridgelux or Cree LED chips, delivering an exceptional luminous efficacy of over 170 lumens per watt. This results in a total luminous flux of approximately 10,200 lumens, providing bright, uniform light distribution suitable for mounting heights of 8 meters. The luminaire is engineered for a lifespan of over 50,000 hours (L70), minimizing the need for replacements. The light output is a standard cool white (5000K-6000K) with a Color Rendering Index (CRI) of over 75, ensuring clear visibility and accurate color perception for both pedestrians and security cameras. The optical system utilizes a specialized lens designed to create a rectangular illumination pattern, maximizing light coverage on roadways and minimizing light pollution, in compliance with dark-sky initiatives.

5.0 Intelligent MPPT Control and Remote Management

At the heart of the system is an advanced Maximum Power Point Tracking (MPPT) controller with a tracking efficiency exceeding 98%. This controller continuously optimizes the power transfer from the solar panel to the battery, harvesting up to 30% more energy compared to older PWM controllers, especially during variable weather conditions. The controller automates the entire system operation, including dusk-to-dawn functionality and intelligent dimming schedules. A built-in passive infrared (PIR) motion sensor enables adaptive dimming, where the light operates at a default 30% brightness and ramps up to 100% upon detecting motion, reducing energy consumption by up to 60%. Furthermore, the integrated 4G communication module allows for remote monitoring and control. System operators can access real-time data on battery status, energy generation, and fault alerts, as well as adjust lighting schedules remotely via a cloud-based platform, enhancing operational efficiency and proactive maintenance.

6.0 Integrated High-Definition Security Surveillance

Beyond illumination, this model incorporates a 2-Megapixel (1080p) infrared security camera, transforming the streetlight into a dual-purpose security asset. The camera provides high-resolution video streaming and recording, accessible remotely via its dedicated 4G connection. Equipped with infrared LEDs, it delivers clear night vision capabilities up to a distance of 30 meters, ensuring 24/7 surveillance. The system includes onboard storage capable of retaining up to 7 days of continuous video footage, with options for cloud backup. The camera is housed in an IP66-rated weatherproof enclosure, ensuring reliable operation in harsh outdoor environments. This integrated surveillance feature is invaluable for monitoring public spaces, deterring crime, and providing evidentiary footage without the need for separate power and data infrastructure.

7.0 Structural Design and Environmental Resilience

The entire system is supported by a robust 8-meter pole constructed from Q235 steel, which undergoes a hot-dip galvanization process in accordance with ASTM A123 standards. This provides a thick, durable zinc coating that protects against corrosion for over 20 years, even in humid subtropical climates. The pole is designed to withstand wind speeds of up to 150 km/h, ensuring structural integrity during storms and typhoons. The all-in-one design, with all components housed in an IP66-rated enclosure at the top of the pole, not only offers a clean, modern aesthetic but also deters theft and vandalism. The system is designed to operate within a wide temperature range, from -20°C to +60°C, making it suitable for a vast majority of global installations.

Frequently Asked Questions (FAQ)

1. What is the typical installation time for one unit?

The all-in-one design significantly simplifies installation. A team of two technicians can typically assemble and erect one complete 8-meter unit in approximately 30-45 minutes, provided the foundation is prepared in advance. This rapid deployment capability drastically reduces labor costs and project timelines compared to traditional grid-powered or split-type solar lighting systems, which often require extensive trenching, cabling, and component wiring on-site.

2. How does the system perform during long periods of rainy weather?

The system is engineered with a 4-day autonomy. The 720Wh LFP battery stores enough energy to power the 60W light and camera for four consecutive nights without any solar charging. This ensures reliable dusk-to-dawn operation through extended periods of overcast or rainy weather typical of subtropical climates. The MPPT controller further maximizes energy capture on cloudy days, helping to replenish the battery even with limited sunlight.

3. Can the camera footage be accessed in real-time?

Yes, the integrated 2MP camera is equipped with a 4G cellular module. This allows authorized users to access live video streams and recorded footage remotely from any internet-connected device via a secure, cloud-based platform or mobile application. The system provides real-time surveillance capabilities without requiring any local network infrastructure, making it ideal for monitoring remote or isolated areas where traditional CCTV is not feasible.

4. What are the maintenance requirements for this solar streetlight?

The system is designed for minimal maintenance. The primary task is periodic cleaning of the solar panel surface (typically 2-4 times per year) to remove dust, leaves, or bird droppings that can impede energy production. The LFP battery is maintenance-free with a lifespan of over 5 years, and the LED luminaire is rated for over 50,000 hours. The remote monitoring system provides alerts for any faults, enabling proactive rather than reactive maintenance.

5. Is the lighting schedule customizable?

Absolutely. While the default setting is dusk-to-dawn operation with motion-activated dimming, the intelligent controller allows for highly flexible programming. Lighting schedules can be customized remotely to meet specific operational needs. For example, the light can be programmed to operate at 100% for the first 5 hours of the night, dim to 30% during low-traffic late-night hours, and then return to a motion-sensing mode, optimizing both safety and energy conservation.

References

[1] International Electrotechnical Commission. (2016). IEC 62124: Photovoltaic (PV) stand-alone systems - Design verification. IEC. [2] International Electrotechnical Commission. (2020). IEC 60598-1: Luminaires - Part 1: General requirements and tests. IEC.