SensMax SPS20

    SensMax SPS20


SensMax solar power system SPS20 for TAC-B people and bike counting radar sensors


Enclosure: Metallic case
Battery life: ~64-85 hours without sunlight
Temperature range: -20°C to +65°C (charging and discharging operations)
Dimensions: Solar panel size 680*510*35mm, Battery size 205*100*40mm
Devices supported: SensMax TAC-B 3D-WP, SensMax TAC-B 4G



Ready-to-use solar power system for powering outdoor radar sensors SensMax TAC-B 3D-WP and SensMax TAC-B 4G, assembled with the solar panel, inverter, cables. Max output 20W, battery tpe LiFePO4, working temperature -20°C to +65°C, waterproof IP67, capacity for sensor powering 64-85 hours without sunlight.


The SensMax SPS20 solar power system is designed to harness solar energy, ensuring continuous operation even in remote or off-grid locations. It is designed to power on SensMax TAC-B 3D-WP and SensMax TAC-B 4G outdoor people and bike counting sensors.

With its all-in-one solution, the SensMax solar power system SPS20 integrates a solar panel, charge controller, and LiFePO4 rechargeable battery into a compact and space-efficient package. Upgrade to the SensMax SPS20 Solar Power System today and enjoy reliable, uninterrupted energy for your outdoor people counting projects – all powered by the sun. Embrace the future of sustainable technology!

Main features:

  • Easy to Install: The SPS20 components come pre-wired, making setup a breeze, and require minimal technical expertise. Its smart charging controller optimizes battery charging, ensuring longevity and preventing overcharging or deep discharging. The system seamlessly switches between solar power and battery supply, providing uninterrupted power to outdoor people counting radar sensors.
  • Waterproof Design: With an IP67 waterproof rating, the SPS20 is built to withstand various weather conditions, providing robust protection for its high-quality components.
  • Environmentally Friendly: Harness the power of solar energy while reducing your carbon footprint. The SPS20’s solar panel captures sunlight and efficiently converts it into electricity, offering eco-friendly energy solutions for outdoor pedestrian and bike counters.
  • Suitable for Non-electricity Areas: Powered by the SensMax SPS20, your TAC-B sensor can operate for up to 64-85 hours without sunlight. The system ensures your people counting and bike counting sensors stay powered, even when the sun is not shining.



TOP-10 Outdoor people counting project examples for SensMax Solar Power System SPS20

  1. Smart City Initiatives: Smart cities aim to optimize resources and improve the quality of life for residents. By deploying the SensMax TAC-B people counting sensors with solar power, city governments can efficiently manage park usage, assess public transportation needs, and optimize urban planning based on actual visitor patterns.
  2. Walking Trails Preserving wildlife habitats and natural reserves requires meticulous visitor monitoring to protect the delicate ecosystem. With the solar-powered SensMax TAC-B sensors, you can effortlessly count and track visitor traffic along walking trails. These non-intrusive sensors offer a sustainable and eco-friendly solution, enabling data collection without disturbing the natural environment.
  3. Off-Grid Retail Kiosks: Shopping centers or outdoor markets often require outdoor people counting data for decision-making. The SPS20 solar panel kit with SensMax TAC-B sensors makes it possible to gather essential retail analytics at kiosks located in remote or off-grid areas.
  4. Remote Locations: Imagine a national park with high foot traffic, but no electricity connectivity. With the SensMax TAC-B people counting sensors paired with the SPS20 solar panel kit, city municipalities can now accurately monitor visitor flow and make informed decisions about park management, all while being completely independent of the power grid.
  5. Outdoor Events: Hosting outdoor events like festivals or markets? The SensMax TAC-B sensors with the SPS20 solar power system are the perfect solution. Avoid the hassle of power cables and generators, as the solar panel kit ensures continuous operation during extended events, providing real-time data on visitor numbers and peak hours.
  6. Urban Redevelopment: As city planners aim to revitalize underutilized public spaces, the combination of SensMax TAC-B sensors and the SPS20 solar panel kit becomes invaluable. Gather critical data on how urban spaces are used and design future developments based on real pedestrian flow patterns.
  7. Public Parks: Some public spaces, such as botanical gardens or historical landmarks, benefit from continuous data collection over extended periods. The SPS20 solar power system ensures the SensMax TAC-B sensors stay operational day and night, guaranteeing uninterrupted data for long-term analysis.
  8. Natural Reserves: Preserving wildlife habitats and natural reserves requires meticulous visitor monitoring. Solar-powered SensMax TAC-B sensors offer a non-intrusive solution, enabling data collection without disturbing the natural environment.
  9. Recreational Facilities: Public swimming pools, sports complexes, and recreational centers can benefit from people counting data to optimize facility usage. The solar-powered SensMax TAC-B sensors facilitate efficient monitoring without the need for complex electrical installations.
  10. Cruise Terminals and Marinas: Managing visitor flow in cruise terminals or marinas is crucial for ensuring a seamless experience. The SPS20 solar panel kit combined with SensMax TAC-B sensors enables precise people counting, helping authorities improve operations and provide excellent service to travelers.

Technical Details:

Application: Solar power supply for outdoor people counting radar sensors, Outdoor people counting projects, Outdoor bike counting, Outdoor pedestrian counting in non-electricity areas.

Max output load: 20W

Output voltage: DC 10…14.6V

Output connector: DC5521 angle 90° (compatible with SensMax TAC-B sensors)

Solar panel: Solar Cell 156Mono. Optimum operating Current 3.33A. Short Circuit Voltage 3.66. Open Circuit Voltage 21.24V. Power 60W. Size 680*510*35mm. Front Glass Thickness 3.2mm. Tolerance Watts ±3%. Surface Max Load Capacity 60m/s (5kg / sq.m). Allowable Hail Load 23m/s,7.53g. Cell Efficiency 21.60%. Water proof IP67.

Battery: Battery Type LiFePO4. Nominal capacity 20 Ah. Electricity 256 Wh. Nominal voltage 12.8 V. Cycle Life >2000 times.

Temperature range: -20°C to +65°C (charging and discharging operations).

Waterproof: IP67

Dimensions: Solar panel size 680*510*35mm. Battery size 205*100*40mm.

Weight: 14 kg (whole system)


This device appears in those solutions:

  • Street | Smart city footfall counting



  • Parks | People counting in parks



  • City | People Counting on Bus Stops





  • Outdoor | People and Bike Counting in Smart City Streets




  • Trails | People Counting on Walking and Cycling Trails



ul. Gen. Bora-Komorowskiego 38, 36-100 Kolbuszowa

Projekt i realizacja: BigCom