The Reznor 197033 Rollout Switch is a critical safety component designed for high-limit flame rollout detection in Reznor heater units

High-Durability Element: Constructed from silicon carbide to withstand repeated thermal cycling in demanding HVAC environments

a conversion notice label

Is the differential adjustment fixed or adjustable

Built for the Lochinvar Energyrite ER152-402 series and various A

Sporlan 100390 BFS-AA-C Expansion Valve Els PW 17895 The Reznor 197033 Rollout SwitchThe 100390 Sporlan BFS AA C Expansion Valve is a technical grade thermostatic expansion valve (TXV) engineered for rigorous commercial refrigeration and air conditioning service. Designed for R404A systems, this valve features balanced port construction, which ensures precise refrigerant metering by isolating the pin and port from varying head pressures. This design is essential for maintaining stable evaporator superheat across a capacity range of 1