JIASHENG LIGHTING LED filament bulbs' filaments are made of sapphire substrate with good thermal-optical performance, which, is patched with qualified LED chips of high lumen efficacy up to 120lm/W. Assembled with a constant IC driver in well-polished glass bulb shell filled with argon, the finished bulb have no flickering with 360 degree beam angle, power efficiency >70% and Ra as high as 80. Finished bulbs are required to pass stringent drop test, high temperature test, compression test and surge test and they are well certified with CE, CB, GS, SAA, UL and DLC. The product life time can reach 30,000 hours and they are guaranteed with 2 years warranty. Customized packaging and optical parameters as well as dimmable models can be offered on customer request. These bulbs are used widely in hotels, shopping malls, pendant lamps, residential building and many other areas for normal lighting or decorate.
LED FILAMENT BULB T28 DETAILS
Model NUMBER |
Size |
Watts |
Voltage |
Color Temp |
Lumen |
Filament Design |
JST28-E4 |
28*185 |
4 |
110V/220V |
2200K/2700K |
330-400 |
W Type |
JST28-E6 |
28*185 |
6 |
110V/220V |
2200K/2700K |
500-600 |
Crossed Type |
JST28-E6 |
28*225 |
6 |
110V/220V |
2200K/2700K |
500-600 |
W Type |
JST28-E8 |
28*225 |
8 |
110V/220V |
2200K/2700K |
640-800 |
Crossed Type |
JST28-E8 |
28*300 |
8 |
110V/220V |
2200K/2700K |
640-800 |
W Type |
JST28-E10 |
28*300 |
10 |
110V/220V |
2200K/2700K |
750-900 |
Crossed Type |
JST28-E12 |
28*300 |
12 |
110V/220V |
2200K/2700K |
750-900 |
Crossed Type |
*All the above data are based on Sapphire filament. | ||||||
Lighting effect:
WHO ARE WE ?
Packing & Delivery
Delivery ways:
1.By Express: DHL, UPS, EMS, TNT, etc.
2.By Air: Please let us know the airport.
3.By Sea : Please let us know the seaport.Â
4.The goods will be sent by express or as your required.Â
Delivery time:
1.Sample order will be delivered in 5-7 working days.Â
2.large order 15-20 working days
FAQ
Q1. Are you a factory or trading company?
A: We are a factory first, and we are also a trading company offers the service of sourcing goods and manage goods.
Q2. How do you offer samples?
A: We offer free samples in certain quantity and delivery within 7-10days.
Q3. What is your delivery time?
A: Sample order: 7-10 working days .
    Mass order:25-30 days after 30% deposit received.
Q4. What is your payment term?
A: Payment shall be 30% deposit by TT, balance against copy of B/L,or L/C at sight.
Q5. What is your warranty?
A: We offer 2 year warranty for this lamp.
Q6. What is your MOQ?
A: For this model, usually our MOQ is 1000pcs, but we also accept sample order for trial.
Q7: Can your factory make the lights based on customers' design?
A: Yes, we offer OEM and ODM service; we have professional engineers for R&D.
Q8: Where is your factory? How can I get there?
A: Our factory is located in Lin'an, Hangzhou, Zhejiang Province,about 1.5 hours by train from Shanghai;2 hours by plane from Guangzhou. Welcome to visit our factory!
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