Line conditioners defend equipment against the power problems a surge strip cannot see: automatic voltage regulators that hold output steady through sags and brownouts, conditioners that filter electrical noise before it reaches sensitive electronics, and the units that let equipment ride through the chronic undervoltage some buildings simply deliver. Where lights flicker and equipment reboots, this is the missing layer.
A line conditioner regulates but does not carry an outage - equipment that must survive a blackout needs a UPS, and many UPS models include the same regulation. The conditioner earns its own place where power quality, not power loss, is the complaint: labs, audio and video systems, older buildings, and sites at the end of a long feed. Size by the connected load's wattage with headroom, and put the whole signal chain behind one conditioner rather than half of it. COLAMCO quotes power conditioning for business, government, and education facilities, matched to the equipment it will protect.