The Lectrotab 12VDC Hatch Lift Actuator w/ 20 inch Stroke is engineered for reliable motion control in demanding marine environments. It delivers quiet operation for hatches, engine covers, vents, seating systems, and other onboard applications. Featuring a maintenance-free nonhydraulic design, this 12VDC actuator provides accurate positioning and strong lifting capability while resisting corrosion in harsh saltwater conditions. Its self-contained construction allows for simple installation and dependable performance across a wide range of marine setups. Features:• Designed for hatches, engine covers, vents, and seat adjustment systems• Maintenance-free nonhydraulic actuator design• Internal brake system prevents unwanted hatch movement• Precision gear system delivers quiet operation• Corrosion-resistant housing for harsh marine environments• Free spinning ballscrew eliminates need for limit switchesSpecs:• Model: H-BK-20• Voltage: 12VDC• Stroke Length: 20 in / 508 mm• Stroke Time: 36 seconds• Retracted Length: 33 in / 838.2 mm• Extended Length: 53 in / 1346.2 mm• Cable Length: 6 ft / 1.8 m• Maximum Push Force: 400 lb• Holding Force: 2000 lb• Mounting Brackets: Included Maintenance-free operation Strong hatch holding force Marine corrosion resistance