HFCL Ltd has secured a purchase order from Bharat Sanchar Nigam Limited (BSNL) worth INR 141 crores for the supply of Unlicensed Band Radios (UBRs) and other services, as part of a larger order worth INR 179 crores. The order will support the upgrade of BSNLs 4G network and lay the foundation for 5G capabilities.