A solar street lamp manufacturer often makes big claims about LED energy savings around 90% savings compared with other lamps such as HIDs, fluorescents, and so on. But how much of this is marketing hype? Some LEDs genuinely deliver the financial and energy savings they promise. However, LEDs are only worth the investment if they actually do what they claim.
The industry benchmark for an acceptable LED failure rate from a solar street lamp manufacturer is around 3%. Yet many building owners and facility managers experience failure rates of up to 20% or more. At that rate, 20 out of every 100 lamps purchased can be expected to fail and require replacement. Worse still, the failed lights are usually scattered throughout a site, adding to the time it takes to replace them. Choosing the right solar street light factory is the first step to avoiding this.
The Causes
High failure rates happen for several reasons, but can usually be traced to a few key factors. Below are the five reasons LED lamps fail and how to prevent it.
1. Use of Low Quality Materials
Commercially available LEDs contain several parts, and LED performance is fundamentally the result of how these components work together. From the type of lens to the heat sink, and the chips and power supplies that create light, LED parts must be built to last if the lamp is to work properly and provide adequate light output. Understanding the anatomy of solar LED luminaires helps you judge whether a manufacturer uses quality parts.
Quality components matter; if a lamp doesn’t have them, failure is expected. Take LED drivers, for example. A driver converts AC power into DC power so an LED can operate. (Incandescent lighting works using either AC or DC, but LEDs must receive power from direct current.)
If low quality components are used to build the driver, the LED may fail early requiring the purchase of another lamp to replace one that should have lasted for years or even decades. If the correct driver isn’t used, the heat produced by the driver may be hard to dissipate and cause failure. This is often why LEDs flicker or flash it’s an early sign of driver failure.
2. Counterfeit Lamps
Certain LED lighting products are made to look like reputable brands, sometimes even using identical markings, logos, part numbers, and packaging. These cheap imitations are frequently produced without regard for patents, trademarks, or safety standards. A trustworthy solar street lamp manufacturer will always supply genuine, certified products. Reviewing the factors that affect solar street light price helps you spot a deal that’s too good to be true.
3. Insufficient Lamp Testing
Ask any solar street lamp manufacturer about its LED lamp testing process. The best producers thoroughly test finished LED lamps before shipping.
For as long as 10 days in a row, diligent producers place LED lamps and fixtures in a specially designed room and examine them by repeatedly switching them on and off, and leaving them on for extended periods.
As solid state electronic devices, LEDs are like TVs or other consumer electronics: they tend to fail early if they are going to fail at all. By properly testing LEDs, manufacturers can catch failures before the lamps are shipped.
4. Excessively High or Low Temperatures
When installing an LED in an enclosed fixture, test the light first. LEDs shouldn’t be placed in tightly enclosed fixtures unless they’re approved for enclosed spaces. When heat can’t dissipate from the heat sink, it can cause lamps to fail prematurely.
Also, keep the surrounding environment in mind. The hotter the area, the sooner an LED light may degrade. Why? Because the light output of an LED decreases exponentially as a function of time and temperature. Choosing a fixture with a strong IP65 rating and good thermal design protects against this.
Adequate thermal management is the key to ensuring that LEDs last in hot conditions. Some lights are available with very little thermal protection, which also leaves them prone to cracking in cold temperatures.
5. Poor Battery and System Matching
Beyond the LED itself, many failures trace back to a solar street lamp manufacturer mismatching the panel, battery, and load. An undersized battery, an inadequate charge controller, or insufficient backup days will leave lights dark long before the LED itself would fail. Proper battery selection and maintenance and correct system sizing are just as important as the quality of the lamp.
How to Choose a Solar Street Lamp Manufacturer
The solar street lighting manufacturing business has advanced enormously from 2008 to now. Many solar organizations have emerged as solar lighting specialists, but how can you tell whether a solar street lamp manufacturer is a company you can rely on? The following five questions will help customers ask the right things when choosing a solar street lamp manufacturer they can depend on:
- What light fixture are you recommending with the solar assembly?
- What lighting distributions do you have available?
- What warranty coverage and customer care response do you offer?
- How many days of battery backup are you proposing? (A simple distance and area calculation helps confirm this.)
- Do you have a photometric layout showing how much lighting will be beneath the fixture and how many feet from the installation centre will receive light?
Solar Street Lamp Manufacturer: Final Words
Ensure your lamps last by following the recommendations listed above. Reduced replacement time and costs, lower cooling loads, a reduced risk of electrical shock during replacement, and around 50 to 90% savings on lighting energy are all achievable with top quality LEDs from a reliable solar street lamp manufacturer. Looking for a manufacturer you can trust? Visit solar led street light.com or contact us for expert advice and a customised quote.
Frequently Asked Questions
1. What is an acceptable failure rate from a solar street lamp manufacturer? The industry benchmark for an acceptable LED failure rate is around 3%. Anything significantly higher some buyers report 20% or more signals poor components, inadequate testing, or weak thermal management. Always ask a solar street lamp manufacturer about their tested failure rate before buying.
2. Why do LED solar street lights fail early? Early failure is usually caused by low quality components (especially cheap drivers), counterfeit parts, insufficient factory testing, poor heat dissipation, or a mismatched battery and charge controller. Flickering is often an early warning sign of driver failure. A reputable solar street lamp manufacturer addresses all of these through quality control.
3. How can I tell if a solar street lamp manufacturer is reliable? Ask about their recommended fixtures, available light distributions, warranty and support, proposed battery backup days, and whether they can provide a photometric layout. A reliable solar street lamp manufacturer answers these confidently and backs claims with test data and certifications. Vague answers or missing documentation are red flags.
4. Are counterfeit solar LED lamps really a problem? Yes. Counterfeit lamps mimic reputable brands using identical logos, markings, and packaging, but are built without regard for patents, trademarks, or safety standards. They fail far more often and can pose safety risks. Buying directly from a verified solar street lamp manufacturer is the best protection.
5. How does temperature affect solar street light lifespan? Heat is a major enemy of LEDs light output drops exponentially with rising temperature and time, and poor heat dissipation causes premature failure. Extreme cold can also crack poorly protected fixtures. A quality solar street lamp manufacturer uses proper thermal management and weatherproof, well rated housings to handle both extremes.