The HSI Control with a 15-second lockout, designed to replace the S89C1020, is a high-performance ignition control from METROPAC. This unit is engineered for gas-fired heating systems, providing reliable ignition and safety. With a 15-second lockout period, it ensures efficient operation while preventing unsafe conditions. Constructed with durable materials, this control meets industry standards for safety and performance. Its compact design allows for easy installation, making it an ideal choice for HVAC technicians looking for a reliable ignition control solution.