While the probe is durable

Common Questions What causes a White-Rodgers 3L09-26 to trip frequently

If your application requires pounds-to-pounds regulation

and moisture that lead to acid buildup

this model features a cast iron housing intended only for closed-loop hydronic systems

White Rodgers 124-305111 Coil 326058-758 While the probe is durableThe White Rodgers 124 305111 Coil is a professional grade SPDT 12VDC continuous duty solenoid designed for high current switching in demanding DC systems. Built with a rugged steel enclosure, this 124 series contactor features an isolated coil and silver alloy contacts to ensure reliable conductivity under sustained loads. For technicians servicing emergency vehicles, golf carts, or marine equipment, the 124 305111 provides a 100A continuous rating