Check the listing for details. Secondary Safty Line. Condition: Used. Listed at 400.00 USD. The Secondary Safety Line is a product designed for use in power and utility settings to provide an additional layer of safety for personnel working in high-risk environments. This harness or strap is connected to a secondary anchor point to ensure that workers remain secure in case of emergencies or unexpected events. Ideal for use in industries such as fuel and energy, the secondary safety line is a crucial component for ensuring the safety of employees working in challenging conditions.