This noise suppressor kit from Northern Computers is the perfect addition to your alarm system. Designed for use with the S-4 model, this kit includes everything you need to wire up the suppression system and ensure that your alarms are as effective as possible. With a focus on quality and reliability, this kit is ideal for use in a variety of settings, from homes and apartments to businesses and industrial facilities. Featuring a durable and long-lasting design, this noise suppressor kit is easy to install and use, and is compatible with a range of different alarm systems. Whether you're looking to upgrade your current system or replace a faulty suppressor, this kit is the perfect solution. So why wait? Order your Northern Computers noise suppressor kit today and enjoy the peace of mind that comes with knowing your alarms are always clear and effective.