For field technicians servicing domestic or commercial hydronic systems

Enhanced Ignition Reliability: Replaces mechanical components with a United Technology control module for superior spark ignition and flame sensing

and Normally Closed (NC) posts

Optimized Pressure Control: Maintains steady manifold pressure for efficient burner ignition and reduced fuel waste

Reliable Fault Protection: Prevents short-cycling and unauthorized operation

Laars Heating Systems R0457503 Ignitor Els PW 29614 For field technicians servicing domesticThe Laars R0457503 HI E2 heater ignitor is a direct replacement component designed for reliable ignition performance in Laars HI E2 pool and spa heaters. This Laars HI E2 ignitor ensures consistent spark generation for proper burner ignition, helping maintain efficient heater operation and minimizing downtime in service applications. Built to OEM specifications, this pool heater ignitor replacement is engineered for durability under high temperature