Field Controls 1170004 Switch 318423-701 they can be converted for

they can be converted for bi-flow operation using a specific internal component kit

this relay features Class B insulation and is rated for operational temperatures from -40°F to 149°F

increasing fail-safe reliability

This 8-foot linear limit protector is engineered to provide robust safety across various electric heating applications

Field Controls 1170004 Switch 318423-701 they can be converted forThe Field Controls 1170004 (FTS 4) is a critical manual reset thermal safety switch designed to protect gas fired furnaces, boilers, and water heaters from hazardous flue gas spillage. This SPST thermal switch monitors temperatures at the draft hood or barometric control, effectively de energizing the burner circuit if hot gases escape due to a blocked flue or inadequate chimney draft. Engineered for heavy duty applications, it features a 140F fixed