Secret: How is the ancient town 3WLED bulb 2.5 yuan made?

The lighting market entered 2014. It is estimated that many people have already experienced this process. The price of indoor products from high price to low price is only a few months. This low price is not a chewing head, but a real money transaction." 3W "bulb light 2.5 yuan, the amount can also be discounted, I am quoted on 3W, because it is not true 3W, 9 2835 lamp beads actually only 1.8W, and the other 12 2835 lamp beads only 2.4W (note that these two powers need more power supply current, in fact, the current is generally too small, that is to say, the actual power of "3W" of 9 beads is only about 1.5W, and that of 12 beads is only about 2W), then this 1.5W What is the lumen value of the finished lamp of about 2W? This is 135~180LM according to the general 90LM/W. Let's compare the other one, the high-power bulb of aluminum, 3W is 3 High-power lamp beads, the lowest cost (housing + lamp + drive) these three basic materials I think 2.5 yuan is far more than. The aluminum material must be handled well due to the power of the lamp bead. If it is not handled well, the light decay is fast. On the one hand, the dead light and the burning drive are inevitable. In fact, I say so much here, maybe many people have already seen it. Come out, now this PC material, the light source with 2835 (0.2W each) bulb cost is indeed the unmatched bulb of the old aluminum lamp body.
Let me talk about how the low price of 2.5 yuan is made? Can this product be used?
First talk about the cost of the small 3W:
1. Material cost
The bulb shell is PC, the board is fiberglass board (not our common aluminum substrate ), the light source is 2835 low power (0.2W per power), the power supply needless to say is definitely the resistance to voltage drop. The material cost is roughly as follows: the casing 0.65 + board 0.05 + light source and processing fee 0.65 + power supply 0.65 = 2 yuan.
2, labor costs and accessories
Now many people think that a bulb lamp assembly cost is 5 hairs or more, but now the cost of mass production is reduced by many factories, of course, if it is not mass production processing costs will exceed 5 hair.
The cost of the lamp is close to 2.5 yuan. Why is there still a factory that sells at less than 2.5 yuan? This is the market that the ancient town people often say, first occupying the market, opening up the knowledge, grabbing customers, making money from other products, and this is also These factories use the production of these products to feed workers;
The above costs should be very clear to everyone. Some manufacturers say that the warranty is one year, and even someone has a two-year warranty. I think that people who have been in the lighting market for a long time know that the products that resist the pressure reduction have a mature model life of one year. However, the two-year warranty must be taken care of. This kind of manufacturer is estimated to change places less than two years ago, or to take a long time to leave, not to mention whether the product can be ordered for two years, mainly because of his profit. There is no profit margin for after-sales service for two years.
To say so much, only a small part is related to the unit price of the title. I hope that the peers can exchange more information here. For example, if you see this product, don’t be too expensive, don’t think about the quality of this product. Very good, too different from the actual and offending customers to believe in customers. This product is suitable for popularization to the public. In addition to the biggest feature of the product, energy saving, in terms of materials, because the PC material shell is not like aluminum material, it will cause huge waste, and the other is that its brightness is higher than that of aluminum material; A lot of aluminum lamp shells use 180MA current, a W is only about 60LM, and this model can reach about 90LM) This is also the survival of the fittest.
The picture below is the finished picture of 3W, 5W, 7W, 9W of the lamp.
Plastic bulb

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â—† Variety of lerers


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◆ Contact gap ≥ 3mm, suit of power tools


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Made of high quality plastic and metal, rust resistance and corrosion resistance, durable enough for you to hanging items, So the product appearance is exquisite, perfect workmanship.


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You can meet the different RATING daily needs. Please pay attention to the model of the switch before purchase, to ensure that you purchase the same as you need.


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