Bulbs / Lamps

We distribute a wide range of bulbs: Incandescent, Compact Florescent (CFL) and LED Bulbs. Our primary brand is Sunlite, Earthtronics and Cree, however, we can also provide other popular brands like GE, Phillips, Sylvania to name a few.

Equivalent Wattages and Light Output of Incandescent, CFL and LED Bulbs

Incandescent CFL LED Light Output
Watts Watts Watts Lumens
40 8-12 4-5 450
60 13-18 8-10 300-900
75-100 18-22 11 -13 1100-1300
100 23-30 14- 1600-1800
150 30-55 25-28 2600-2800

Note: Different Manufacturers of bulbs have a slight variation in efficiency, for instance, the more efficient bulbs for a given lumen will use less wattage.

For Comparison in Operational functionalities between the different types of bulbs

 

LEDs

CFL

Incandescent

Frequent On/Off Cycling

no effect

shortens lifespan

shortens lifespan

Turns on instantly

yes

slight delay

yes

Durability

durable

fragile

fragile

Heat Emitted

low (3 btu’s/hr)

medium (30 btu’s/hr)

high (85 btu’s/hr)

Sensitivity to temperature

no

yes

some

Sensitivity to humidity

no

yes

some

Hazardous Materials

none

5 mg mercury/bulb

none

Replacement frequency
(over 50k hours)

1

5

40+

Cost Comparison between the different types of Bulbs

LED

CFL

Incandescent

Light bulb projected lifespan (life hours)

50,000

10,000

1,200

Watts per bulb (equiv. 60 watts)

10

14

60

Cost per bulb

$40.00

$26.00

$5.00

KWh of electricity used over 5000 hours

500

700

3000

Cost of electricity (@ $0.37 per KWh) (in Trinidad)

$185.00

$259.00

$1,110

Bulbs needed for 50k hours of use

1

5

42

Total cost for 50k hours

$225.00

$389.00

$1,320.00

Note: 1. Prices are quoted for the Trinidad and Tobago Market in TT dollars

2. The lifespan for the different types of bulbs may vary by manufacturers.

 

If you are interested in reselling bulbs, you can contact info@engcleantech.com for further details or submit the new customer form.