Spreadsheets to help you calculate your specific needs.
| Calculator Type | Description | Download Link |
| B100 Power Calculator | Excel spreadsheet for configuring FPO and B100 division of power | Excel |
| C4/C8 Jumper Configuration Tool | Excel spreadsheet for configuring outputs in five easy steps | Excel |
| Ohms Law Excel Calculator | Excel spreadsheet for performing various Ohm’s Law Calculations | Excel |
| Battery Size Excel Calculator | Excel spreadsheet for calculating the required battery size given load and time conditions | Excel |
| Battery Capacity Excel Calculator | Excel spreadsheet for calculating standby time for a system given load conditions and existing battery size | Excel |
| Wire Size Excel Calculator | Excel spreadsheet for calculating the minimum required wire size given current and wire length | Excel |
| Voltage Drop Excel Calculator | Excel spreadsheet for calculating the voltage drop in an existing wire run given length, wire size, and current | Excel |
| FlexCalculator Suite (all in one package) | Master Excel spreadsheet containing all the Excel calculators listed above plus a group of miscellaneous calculations such as BTU, temperature conversion, etc. | Excel |