the K1-8 is rated for high-pressure refrigeration service

Always verify the specific HVAC part compatibility with your model's unit serial number

Is the 2-inch probe length fixed

the CTR2654 is the designated direct replacement for CTR1137 and X13060035660

Durable brass construction resists corrosion and thermal degradation in high-heat zones

Weil McLain 383-600-069 Control Els PW 17895 the K1-8 is rated forThe Weil McLain 383 600 069 Low Water Cutoff (LWCO) is an essential boiler safety device engineered for high performance hydronic systems. This probe type LWCO is specifically designed for integration with Weil McLain WM97+, Ultra Commercial, and SlimFit boiler models. It functions by monitoring fluid levels within the heat exchanger, providing a critical boiler burner shutdown signal if levels drop below the safe threshold. This control is a direct