Smarter Thinking for the Lighting Industry
Energy Calculator
See how much money you could save by switching your existing street lighting system to our LeafNut system.
Lamp Selection (Step 1)
Please select the lamp type to see available wattages and then indicate the quantity of those lamps you wish to calculate your energy savings for. After you have selected the lamp type, wattage and quantity press the "Add Lamp" button to confirm the selection.
You can then add further lamp types by repeating the process.
Lamp Selection
Wattage Selection
Number of Lamps
Column Inventory (Step 2)
Please indicate the total number of columns in your system and indicate the night spotting cost per column. If the night-spotting cost or kW/h rate is left blank these will default to £3.00 and £0.10 respectively.
Number of Columns
Night-spotting Cost
Cost per kW/h
Running Times (Step 3)
Please indicate the total number of hours your lamps are active during an average nightly period (default 12hrs). Then indicate the duration at each indicated power level the lamps run for on your existing system (derfault to 12hrs @ 100%) and on how it would run on our LeafNut system (default to 4hrs at each power level).
Note that each systems' hours must add upto the "total hours" indicated.
Total Hours per Night
Hours on Existing System:
at 100%
at 75%
at 50%
at 0% (Off)
at 75%
at 50%
at 0% (Off)
Hours on LeafNut System:
at 100%
at 75%
at 50%
at 0% (Off)
at 75%
at 50%
at 0% (Off)
Your Results *
See below the estimated savings you would make on the existing system you indicated above by using our LeaNut system with the settings you chose in step 3.
Lamp Selection:
Total
Cost per Year on Existing System:
Cost per Year on LeafNut System:
Savings
(per Year):
(per Year):
THE FORM COULD NOT BE SUBMITTED BECAUSE OF THE FOLLOWING ERRORS:
OK
* Note that all pricing results are estimates based on the information provided in the above energy calculator by the user. Harvard Engineering plc makes no guarantee on the projected savings. Contact us if you wish to discuss the results or any of our products further.
