When sourcing LED strips from China, quality directly determines lifespan and performance. LED strips are everywhere — homes, hotels, offices — but not all are created equal. Here are 6 practical ways to evaluate LED quality before you place an order.
6 Ways to Evaluate LED Strip Quality
1. LED Binning
Consistent color temperature and voltage binning across every order ensures uniform color and stable performance. If bins vary between batches, you'll see visible color differences between strips.
Key point: Ask for bin consistency guarantees from your supplier.
2. Color Rendering Index (CRI)
CRI ranges from 60 to 90+. Higher CRI means more accurate, natural color reproduction. CRI>80 is standard for most applications; CRI>90 is needed for color-critical environments.
Key point: CRI>80 = good, CRI>90+ = excellent.
3. Brightness (Lumen Output)
At the same voltage, current, and wattage, higher brightness indicates better LED chip efficiency and quality. Compare lumens per watt (lm/W) across samples.
Key point: Higher lm/W = more efficient = lower energy cost.
4. Packaging Glue Material
LED chips are encapsulated with either epoxy resin or silicone. Under the same conditions (30°C, 1000 hours): epoxy resin loses 70% brightness, while premium silicone loses only 6%. Epoxy has poor heat conduction, accelerating light decay.
Key point: Always choose silicone-encapsulated LEDs for long-life applications.
5. Chip Brand & Size
Top brands include Nichia, Cree, BridgeLux, and Epistar. More reputable brands deliver better quality and consistency. Larger chip sizes (e.g., 14mil vs 10mil) also provide better performance and heat dissipation.
Key point: Verify chip brand and size in your supplier's specifications.
6. Working Temperature
Lower operating temperature = longer LED lifespan. At 30°C ambient, LED junction temperature stays below 45°C — ideal. But when 100 LEDs are packed at 11.4mm pitch, heat builds up and junction temperature can exceed 60°C, causing rapid light decay.
Key point: Ensure adequate heat sinking and proper LED spacing.
Epoxy vs Silicone: The 1000-Hour Test
Epoxy Resin
-70%
brightness lost after 1000h at 30°C
Premium Silicone
-6%
brightness lost after 1000h at 30°C
Các bài đọc liên quan: Tìm hiểu về good vs low quality 5050 strips, double vs single layer PCB, và của chúng tôi hướng dẫn cho người mới bắt đầu.
Source Quality LED Strips from Lightstec
We use premium silicone-encapsulated chips, consistent binning, and double-layer PCBs. Request free samples to verify quality before ordering.
Giới thiệu về tác giả
JerryHu
Người sáng lập Lightstec. Có bằng Kỹ sư. Hơn 13 năm kinh nghiệm làm việc trong lĩnh vực kinh doanh đèn led. Quen thuộc với việc sản xuất các sản phẩm chiếu sáng led. Blog này chia sẻ cho bạn kiến thức và giải pháp về đèn led. Chào mừng bạn tìm nguồn cung ứng đèn led từ Trung Quốc.
Tìm hiểu thêm các lớp hướng dẫn chuyên nghiệp mà ít người nhắc nhở bạn trước khi bạn mắc lỗi.
Have a nice day.
Just finished the guangzhou lighting fair a couple of days, the customers were attracted by our products ranges.
and we just focus on led floodlight, led high bay, led projection lamp, led panels.
I’m not sure if you are interested in it. Pls find attached our whole range of products,
pls confirm me back if you want to know more about the products information.
Appreciated your prompt feedback.
Hello Cheers,let me know which item do you interesting ,we will send you our factory price list.
Here is new kinds of LED strips that perfect for growing in both soil and hydroponic mediums.
Blue (wavelength: 455-465nm): is good for photosynthesis; and help to induce Chlorophyll and Carotenoid, which are necessary for healthy leaves.
Red (wavelength:660-665nm) : is the peak wavelength for photosynthesis and photoperiodism. Red light is best for blooming and fruits.
What kind of plants you can grow with our LED Grow lights?
All kinds of flower plants : medical marijuana, cannabis, tomatoes, chilli , eggplant , Rose ect.
All kinds of greens : herbs and leafy vegetables, lettuce , bok choy ect .
Also suitable for Indoor garden or indoor potted landscape.
we can customize LED grow light for you based upon your request, so feel free to contact us if you want to customize, we will try our best to help you.
Hi dear , let me know more about your product detail. send us mail.
How do you do? This is Joes from LEDlight inc.
Founded in HK, we are a professional supplier for LED strips.
Now we are looking for some reliable manufacturers to work with, and we have known your company for long, and note that you are also good at producing LED strips.
Hope we can have the chance to work with you in the near future.
Could you please let us know?
1, How many color bins for your company color? Which are most standarded ones?
2, How many years warranty?
3, Can you affer the color bin based on my sample?
4, How about your prices for standard items?
5, Is possible to visit your factory to discuss more at both conveniences?
Note: You can review our company website to know more about our company, our current sales is about 80,000USD~130,000USD each month.
Hi Joes,Does your company in HongKong ? Maybe we can meet in your company. And also welcom to our factory.
It is near with your company.
I will send you our led light catalog first. Check it .
We Control The Production
Technical Proficiency
As a professional LED light strip manufacturing company in China Lightstec understand your lighting needs and deliver them proficiently. We use top-of-the-line LEDs and the latest Japanese SMT machines to ensure quality LED strip manufacturing.
Quality Control
At Lightstec, we take quality very seriously. Our experts administer quality checks at throughout the LED light strips manufacturing process. This enables us to deliver products with a failure rate of under 1‰.
Thanks Jimmy.Hope your good business.
We use many kinds of led strip lights in the project, send me your price.