2022 Sustainable Business Report

58 | SAFARICOM SUSTAINABLE BUSINESS REPORT 2022 KPI SUMMARY OUR STAKEHOLDERS OUR BUSINESS OUR MATERIAL TOPICS ENERGY EFFICIENCY FY19 FY20 FY21 FY22 Sites fitted with deep cycle batteries 193 300 27 0 Sites with low-voltage auxiliary power supply 55 55 55 55 Sites fitted with free cooling units* 88 88 88 88 Sites converted from outdoor to indoor** 18 7 41 0 *These are being phased out. The plan is to replace them with lithium-ion batteries. ** Sites are being converted only where it makes economic sense NETWORK ENERGY BY SOURCE FY19 FY20 FY21 FY22 KPLC & Genset 24/7 Diesel generator KPLC (no generator) Solar/wind hybrid solution FY19 FY20 FY21 FY22 KPLC and genset 4 060 4 775 4 560 4 999 KPLC (No generator) 1269 948 1 299 1 517 24/7 diesel generator 106 173 192 111 Solar/wind hybrid solution 196 221 255 310 TOTAL ENERGY BY SOURCE (FY22) National grid (green power) Renewable energy (wind, solar & hybrid) Diesel generators 82.64% 16.19% 1.17% Note that deep cycle batteries are used but these store energy from the national grid, generators or renewable energy sources, meaning that all this has already been considered.