Choosing a new high efficiency lamp
- what are the options?
What is your current
lamp?
Traditional incandescent lamp
What are your
replacement options?
Compact fluorescent lamp
How does it work?
What are the benefits? Ideal applications
Not suitable for
Like a traditional fluorescent tube,
but in a small format
• Up to 80% energy saving
• Long life (about 8,000 hours)
• Cooler running than traditional
• Can have a ‘slow’ start, so avoid
• Direct replacement for
traditional bulbs
applications requiring instant
start
bulbs
Light emitting diode (LED)
Fluorescent tube
Higher efficiency tubes
and control gear
Light emitting diode (LED)
2D fluorescent tube
Light emitting diode (LED)
Light emitting diode (a special
kind of diode that glows when
electricity passes through it)
• Up to 90% energy saving
• Ultra long life (about
• Direct replacement for
• Very cool running
traditional bulbs and compact
fluorescents
• Difficult-to-access locations
Smaller diameter tubes and
modern control gear require less
energy to produce the same
output
• Around 30-50% cost saving
• Direct replacement for existing
over regular fluorescent tubes
• T8 and T5 fittings are more
energy efficient than T12 and
produce better quality light
• Faster switch on/off
• Suitable for presence or light
level control
fluorescents
• Good for general lighting
Light emitting diode (a special
kind of diode that glows when
electricity passes through it)
• Around 50% cost saving over
• Direct replacement for existing
regular fluorescent tubes
• Lasts about six times longer
than regular fluorescent tubes
• Can be retrofitted into existing
fittings
• Very cool running
fluorescents
• Good for general lighting
Light emitting diode (a special
kind of diode that glows when
electricity passes through it)
• Around 50% cost saving over
• Direct replacement for existing
50,000 hours)
regular fluorescent tubes
• Lasts about 6 times longer than
regular fluorescent tubes
• Can be retrofitted into existing
fittings
• Very cool running
fluorescents
• Almost no limitations
• Anywhere not currently suitable
for fluorescent tube based
systems
• Almost no limitations
• Almost no limitations
What is your current
lamp?
Halogen GU10 (230V) spotlights,
MR16 (12V) halogen spotlights
and ‘R’ series spotlights
What are your
replacement options?
Compact fluorescent lamp
How does it work?
What are the benefits? Ideal applications
Not suitable for
Like a traditional fluorescent tube,
but in a small format
• Up to 75% energy saving
• Long life (about 8,000 hours)
• Cooler running than traditional
• Can have a ‘slow’ start, so avoid
• Direct replacement for GU10
halogen bulbs
bulbs
Light emitting diode (LED)
Mercury vapour HID lamps
Sodium vapour or
metal halide lamps
Sodium vapour or
metal halide lamps
Light emitting diode (LED)
Light emitting diode (a special
kind of diode that glows when
electricity passes through it)
• Up to 85% energy saving
• Ultra long life (about
High voltage excites gas to
produce light
• While all HID lamps are more
Light emitting diode (a special
kind of diode that glows when
electricity passes through it)
• Up to 60% energy saving
• Ultra long life (about
50,000 hours)
• Very cool running
efficient than incandescent
lamps, metal halide and
sodium HID lamps are more
efficient than mercury vapour
lamps
50,000 hours)
• Can be switched off or dimmed
by automatic controls
• Direct replacement for existing
bulbs, but 12V systems will
require a special LED driver to
replace existing transformer
applications requiring instant
start
• No direct MR16 replacement
available
• Situations where access to
replace existing transformer is
not possible for 12V systems
• High level lighting
• Exterior lighting
• Anywhere requiring instant light
• Difficult-to-access locations
• No limitations
as these lamps can take several
minutes to ‘strike’
• Colour rendering can be an
issue, especially with low
pressure sodium light
often at height
• Storage areas used irregularly
where presence detection can
be used
• Improved light quality
Higher efficiency tubes
and control gear
High voltage excites gas to
produce light
• Up to 40% energy saving
• Can be switched off or dimmed
by automatic controls
• Improved light quality
Exterior security lighting
Compact fluorescent
Designed to incorporate a
compact fluorescent lamp
• Up to 75% energy saving
• Long life (about 8,000 hours)
• Cooler running than traditional
• Difficult-to-access locations
• No limitations
often at height
• Storage areas used irregularly
where presence detection can
be used
• Direct replacement for
incandescent bulb based
systems
• Anywhere where the ‘slow’
start of compact fluorescents
can cause a security issue
bulbs
LED
Light emitting diode (a special
kind of diode that glows when
electricity passes through it)
• Up to 85% energy saving
• Ultra long life (about
50,000 hours)
• Very cool running
www.resourceefficientscotland.com | 0808 808 2268 | @ResourceScot
Resource Efficient Scotland, Ground Floor, Moray House, Forthside Way, Stirling, FK8 1QZ
• Direct replacement for
incandescent bulb based
systems
• No limitations