Ultra Heavy Duty - The PA-HD3 heavy duty linear actuator provides the highest force ratings in our line up and static waterproof capabilities in a ball screw design High Performance - The stainless steel shaft, accompanied by metal gears, allows it to push and pull up to 3822 lbs and hold up to 4496 lbs; as a linear actuator with manual override, users can still change stroke positions in the event of an electrical power outage Durable Protection - The IP67 linear actuator's ingress protection rating provides a versatile unit able to withstand exposure to dust and water submersion while static in harsh environments Use Cases - This ultra high-force linear actuator has the durability and protection ratings for use cases in industries such as agricultural machines and equipment, manufacturing, and industrial machinery, construction, factory, industrial electric lifting system, mechanical equipment, medical devices, gate opener, petroleum machinery, power generator, rv sewage drain gate, smart automation, snow blower, solar tracker, electric power transportation, and many others Top Quality - Progressive Automations is ISO 9001:2015 certified and committed to bringing top quality in all our linear actuators and accessories to ensure the durability and performance that serves you well over the years