extending the life of the replacement cylinder

mounting easily into existing brackets to minimize downtime during furnace pressure switch troubleshooting

a crankcase heater is typically recommended for low-ambient starting and should be sourced separately based on system needs

built for long-lasting performance

enhancing system efficiency and long-term stability in demanding mechanical applications

Marvair 70005 Limit Switch 328140-751 extending the life of theThe Marvair 70005 Limit Switch is a high reliability, L165F fixed temperature safety control engineered to protect HVAC equipment from critical thermal overload. This direct replacement for Marvair 7005 is a temperature sensitive, snap action switch that activates at a preset threshold of 165F. Designed with a rugged, secondary safety focus, the 70005 monitors air handlers and furnace temperatures to prevent compressor and motor damage. As a genuine