Dimmable Bulbs for floor lamp

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NorthernSky

Legendary Member
Hi
I have a father/child floor lamp. It takes a G9 bulb and an R7S
I have just bought one of each from amazon. Both LED and they both flicker when dimmed 👎
They were pretty cheap.
Is it possible to get these bulbs as LED where they don't flicker? Does it mean spending a bit more money?
Or is it just better to look for halogen bulbs. I'm not really worried about energy efficiency as the light isn't on too much
thanks
 

Dave7

Legendary Member
Location
Cheshire
I can only speak for complete ceiling lights but assume the same principle applies.
I have recently had 2 led ceiling light fitted and looked into dimmer switches. The led lights have to be specifically for dimmers. If they're not you will get flickering or complete failure.
 

oxoman

Über Member
LED lamps need to be the dimmable type if being used with a dimmer. Any dimmer switches also need to be LED dimmer specific ones, the older ones used for halogen lamps won't work.
 

si_c

Guru
Location
Wirral
I can only speak for complete ceiling lights but assume the same principle applies.
I have recently had 2 led ceiling light fitted and looked into dimmer switches. The led lights have to be specifically for dimmers. If they're not you will get flickering or complete failure.

This. They have to be specifically designed for dimming or be operated by a separate control circuit.

Were the original bulbs incandescent/halogen by any chance?
 
Hi
I have a father/child floor lamp. It takes a G9 bulb and an R7S
I have just bought one of each from amazon. Both LED and they both flicker when dimmed 👎
They were pretty cheap.
Is it possible to get these bulbs as LED where they don't flicker? Does it mean spending a bit more money?
Or is it just better to look for halogen bulbs. I'm not really worried about energy efficiency as the light isn't on too much
thanks

Screwfix sell dimmable versions.
 

BigSid

Legendary Member
Location
Hungerford
I have some Philips WiZ lamps. They are dimmable and allows colour and variable white so you can select warm (2200K) to cool white (6500K). Controlled by the WiZ app. I'm not sure if you can use dimmer switches with them though. You can set timers and also have the lights automatically change to, say, a warmer colour later in the evening. Apparently having a warmer light before bed is better than a cooler one.
 

oxoman

Über Member
Just be aware dimmable LED lamps and smart versions can make an audible buzzing noise, especially the cheaper ones. The noise is not loud just audible if you hone in on the noise frequency.
 
OP
OP
NorthernSky

NorthernSky

Legendary Member
the LED ones i bought from amazon were both dimmable types.
i replaced them with some from screwfix and while they are not perfect there is no flickering, so seems to be a case of 'you get what you pay for
 

Tom B

Guru
Location
Lancashire
I have dimmable G9s in a few lamps.

I just bite the bullet and buy pukka Phillips or Osram Parathom lamps

The type of dimmer has an impact too - essentially there are two types, leading edge and trailing edge. Its the bit of the sine wave that gets chopped to give the dim.

FOR LED you need trailing edge... Some of the better LED bulbs will work with both, but they can and do flicker and i find they dont last as long with a leading edge dimming.

Leading edge was the older cheaper type suitable for incandescent lamps that dont care
 
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