5 tips to teach you how to choose a solar street light controller!

Nowadays, there are more and more manufacturers of solar street light controllers on the market. There are so many styles that people don’t know how to choose the solar street light controller that suits them. Let’s start with solar street lights. In terms of the price of solar street lights, what are the general points to pay attention to?

Firstly, it depends on what kind of lamp holder is used, the price of different grades and quality will vary a lot. Generally, it is ordinary energy-saving lamps, but there are also many solar street lamps that use LED and sodium lamps. However, the poor ones have serious light decay and will be darker after lighting. So don’t just use the picture. It is also inferior to better-priced solar street lights.

The second is to look at the solar panels of solar street lights.

The third is to look at the battery of the solar street lamp: the price fluctuates slightly. The quality is related to the maintenance cost in the future. It is also a lot of money to replace the old battery in the project last time, so the battery of the solar street lamp is a problem that cannot be ignored.

Fourth is to choose the height of the solar street light pole: 8m-12m or even higher, and the inner and outer diameters determine the wall thickness, the flange, whether it is hot-dip galvanized paint, and the amount of materials used also determine the price.

Fifth, it depends on the solar street light controller. The controller occupies a core position in the entire system (if the controller does not turn off, not to mention the efficiency, the battery board may be burned out, or the battery may be affected. More likely to damage the load), let’s talk about it in detail below:

The choice of the solar street light controller is generally based on the current, and the current mainly depends on the ratio of the power of the battery panel to the battery voltage and the ratio of the load power to the battery voltage, whichever is greater. For example, the load is 60W, the battery panel is equipped with 100W, the battery voltage is 12V, 60W/12Vu003d5A, 100W/12Vu003d8.333A, so choose a 12V10A solar controller~~, of course, you also need other functions, so let’s say Clear your needs. For example, when the battery is out of power and you want the load to keep working, you can ask for the utility power complementary controller; if you want the lamp to be at full power in the first 5 hours and at midnight, then you have to choose With a half-power controller; you need to turn off the load from dark to 0 o'clock, and automatically turn off the load after 0 o'clock, and then turn on to dawn at 4 a.m., you can choose a dual-time controller; and your system has two loads , If you want separate controllers, you can choose a two-way controller!