White-Rodgers F89-0148 Well The standard 0009865 is rated

The standard 0009865 is rated up to 180°F at 250 psi

the internal coil or contact points have likely failed

Proper selection of the included paddle lengths usually meets most installation requirements without modification

When you're dealing with a no-heat call on a Rheem or Ruud furnace

maintaining the critical gap distance required for efficient fuel-air mixture combustion and reliable system startup in demanding residential heating applications

White-Rodgers F89-0148 Well The standard 0009865 is ratedThe White Rodgers F89 0148 is a professional grade immersion well designed for seamless integration with hydronic control systems. Engineered with a 1 2" NPT standard shank, this well provides a robust pressure sealed interface between the system fluid and the temperature sensing bulb, preventing leaks while ensuring high thermal conductivity for precise response times. This model is specifically sized for hydronic controls requiring a bulb dimension