LED light bulb

P

Phil Allison

Guest
** Hi,

my local Aldi store now has a range of LED bulbs in stock at low prices - so I lashed out on one. I bought the most powerful one, rated at 15W, 2700K, 1300 lumens, dimmable and in B22 fitting - the size and shape are close to a 75W incandescent.

The maker is "Muller Licht" of Germany, but manufacture is in China.

Other ratings are 25,000 hours life, 100,000 on/off cycles, CRI >80, instant full brightness and light output equal to an old style 89W bulb.

So far I have verified that the PF is around 0.9 and it can be smoothly dimmed to very low levels with a Variac. A leading edge dimmer (two wire) dims the lamp quite well also, but with a large hysteresis effect at low settings.

The lamp appears to be watertight, very sturdy (and quite heavy at 200gms) so should be very suitable for wet areas and outdoor use.

Installed in a ceiling socket in my kitchen, it gives almost double the lux level of a 22W spiral CFL despite that lamp have a 6000K colour temp.

Not to shabby at all.

Price is $9.99



..... Phil
 
On 13/03/2015 6:42 PM, Phil Allison wrote:
** Hi,

my local Aldi store now has a range of LED bulbs in stock at low prices - so I lashed out on one. I bought the most powerful one, rated at 15W, 2700K, 1300 lumens, dimmable and in B22 fitting - the size and shape are close to a 75W incandescent.

The maker is "Muller Licht" of Germany, but manufacture is in China.

Other ratings are 25,000 hours life, 100,000 on/off cycles, CRI >80, instant full brightness and light output equal to an old style 89W bulb.

So far I have verified that the PF is around 0.9 and it can be smoothly dimmed to very low levels with a Variac. A leading edge dimmer (two wire) dims the lamp quite well also, but with a large hysteresis effect at low settings.

The lamp appears to be watertight, very sturdy (and quite heavy at 200gms) so should be very suitable for wet areas and outdoor use.

Installed in a ceiling socket in my kitchen, it gives almost double the lux level of a 22W spiral CFL despite that lamp have a 6000K colour temp.

Not to shabby at all.

Price is $9.99



.... Phil

I've replaced all the CFLs in my house with Aldi LEDs, the light is
better, they come on instantly, they use a minuscule amount less power,
and, after a year, none have failed.
 
Once upon a time on usenet keithr wrote:
On 13/03/2015 6:42 PM, Phil Allison wrote:

** Hi,

my local Aldi store now has a range of LED bulbs in stock at low
prices - so I lashed out on one. I bought the most powerful one,
rated at 15W, 2700K, 1300 lumens, dimmable and in B22 fitting - the
size and shape are close to a 75W incandescent. The maker is "Muller
Licht" of Germany, but manufacture is in China.

Other ratings are 25,000 hours life, 100,000 on/off cycles, CRI >80,
instant full brightness and light output equal to an old style 89W
bulb. So far I have verified that the PF is around 0.9 and it can be
smoothly dimmed to very low levels with a Variac. A leading edge
dimmer (two wire) dims the lamp quite well also, but with a large
hysteresis effect at low settings. The lamp appears to be watertight,
very sturdy (and quite heavy at
200gms) so should be very suitable for wet areas and outdoor use.
Installed in a ceiling socket in my kitchen, it gives almost double
the lux level of a 22W spiral CFL despite that lamp have a 6000K
colour temp. Not to shabby at all.

Price is $9.99



.... Phil

I've replaced all the CFLs in my house with Aldi LEDs, the light is
better, they come on instantly, they use a minuscule amount less
power, and, after a year, none have failed.

Interesting, thanks guys. I've not seen that brand (I'm in NZ) but will look
out for it in case it comes here. I also have all LED lighting in my home.
Some are Philips, some Panasonic ( both were expensive) and some are cheaper
Chinese things. I find you certainly get what you pay for as regards light
quality and output.

Last month the council replaced the HPS streetlight outside my place with an
LED unit. It's *so* much better, hardly any spill-over into my section (the
HPS used to light up my bedroom curtains) and much better coverage of the
street / footpath. Plus it's only a 33w unit.
http://www.betacom.co.nz/webbrochure.cfm?WebInfoID=283
--
Shaun.

"Humans will have advanced a long, long, way when religious belief has a
cozy little classification in the DSM."
David Melville (in r.a.s.f1)
 
On 13/03/2015 7:42 PM, Phil Allison wrote:
** Hi,

my local Aldi store now has a range of LED bulbs in stock at low
prices - so I lashed out on one. I bought the most powerful one,
rated at 15W, 2700K, 1300 lumens, dimmable and in B22 fitting - the
size and shape are close to a 75W incandescent.

The maker is "Muller Licht" of Germany, but manufacture is in China.

Other ratings are 25,000 hours life, 100,000 on/off cycles, CRI >80,
instant full brightness and light output equal to an old style 89W
bulb.

So far I have verified that the PF is around 0.9 and it can be
smoothly dimmed to very low levels with a Variac. A leading edge
dimmer (two wire) dims the lamp quite well also, but with a large
hysteresis effect at low settings.

The lamp appears to be watertight, very sturdy (and quite heavy at
200gms) so should be very suitable for wet areas and outdoor use.

Installed in a ceiling socket in my kitchen, it gives almost double
the lux level of a 22W spiral CFL despite that lamp have a 6000K
colour temp.

Not to shabby at all.

Price is $9.99

**I've been using Aldi LED lamps in a variety of fittings for well over
a year. They're excellent. Even the 12 Volt downlight ones, which are
labelled "not suitable for dimming" can be dimmed (though I do avoid
it). My mother's home has/had these stupid chandelier things with 6 X 25
Watt IC lamps. Carp light and high power consumption. I replaced them
all with 3 Watt Aldi LED lamps and the rooms are brighter and the power
consumption is way down.


--
Trevor Wilson
www.rageaudio.com.au

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