Dali /Triac /0-10V dimmable 18W 4ft T8 LED Tube light with AC90-265/277V input,widely
use in commerical or home.
Description:
Our 4 ft led tubes with single pin were engineered to quickly and
efficiently replace wasteful fluorescent lamps. With superior
110-120lm/w efficiency you can start enjoying years of economical,
worry free illumination.
Feature:
1. Direct replacement for traditional fluorescent lamp. No need to
replace current ballast or rewire.
Reduce installation labor cost
2. Also work directly from 100-277 VAC
3. Health: flicker free and low glare
4. Two end caps: fixed or rotatable for you
5. Two covers: clear (beam angle:120°) or frosted ( beam
angle:130°)
6. Warranty: 5 years, Rated Life: 50000hrs
7. Working temperature: -20~40℃.
Product Specifications:
Construction & materials:
Actual Dimension | Dia 26*Lenght 1178mm |
Housing | Extrusion aluminum and Diffused PC optical lens. |
Finish color | silver |
Lens type | Frosted or clear |
Retrofit | Yes |
Environmental system
Work environment | Indoor use ( application for dry environment) |
Operating temperature | -20～50℃ |
Mercury (mg) | 0 |
Optical system
Luminous flux | 1800lm @ 4000K, 2000lm @ 6300K |
Color temperature | 4000K & 6000K is best seller. |
CRI | 83 for 4000K, 80 for 6000K |
Lumen maintence at 6000h | 95% |
Lumen Maintenance Factor at Lifetime | 0.75 |
Rated peak candelas(cd) | 4000K @ 500lm; 6300K @ 600lm |
Electrical system
Input voltage/Current | 100-264/277Vac;220-240Vac,50/60Hz |
Off state power | 0 |
Power consumption | 18W |
Power Factor | 0.95 |
THD | ＜20% |
Protection | Class II driver, Class III panel
IP20 real/IP40 front |
Dimmable | No |
Switching Cycles | 50000 |
Start Time (s) | 0.25 |
Warm-up time to 60% (s) | Instant full light |
Feature:
Package:
Applications:
1.classrooms | schoolrooms
2.office | meeting room | conference room | boardroom
3.underground garage | garage
4.supermarket | shop
Case:
FQA:
Q1: What is the Warranty for the tubes?
A1: For the tubes,we have 5 years warranty.If any quality problems
on our side occured in this period ,we will take on the shipping
cost and replacement.
Q2: What is colour temperature?
A2: Ervan's LED Lighting offer lamps in warm, natural,pure and cool
white with colour temperatures measured in Kelvin (K). The lower
the colour temperature is, the warmer the light given by the LED:
Warm white = 2850-3050k
Natural white = 3800-4200k
Pure white = 4700-5250k
Cool white = 6200-6800k
Q3: What is CRI?
A3: CRI is a figure which feedback the real objects colors.Higher
CRI with higher cost.For LED tubes,the CRI is mostly 70-75Ra,and
80Ra with higher cost.
Q4: Why does my LED tube not work properly in extreme temperatures?
A4: Any temperature below 14 F or above 122 F may cause a LED bulb
to flicker, dim, change color, or cease to function. Once the LED
bulb is returned to an operational environment it should began to
work properly.
Q5:Is there cheap shipping cost to import to our country?
A5: For small order,express will be best.And for bulk order,sea
ship way is best but take much time.
For urgent orders,we suggest via air to airport plus our ship
partner send to your door.
Q6:Can we get support if we have our own market position?
A6: Please inform us your detailed mind on your market demand,we
will discuss and propose helpful suggestion for you,to find the
best solution for you.
