While the probe is durable

and moisture that lead to acid buildup

If your application requires pounds-to-pounds regulation

Field Adjustability: Serrated manganese bronze arms allow technicians to fine-tune water levels without specialty tools

Multi-Cell Design: Provides balanced heat distribution across the heat exchanger for improved efficiency

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