Carrier LH33ZS004

Hot Surface Ignitor delivers quick, reliable ignition for your gas furnace and serves as a direct replacement for Carrier LH33ZS004. Built to endure heat cycles and provide consistent starts, this high-temperature igniter is an essential part of your furnace's ignition system. It heats to the necessary temperature rapidly, helping your system reach full fire fast.

Designed to work with Carrier LH33ZS004 and similar gas furnace configurations, this hot surface igniter ensures rapid flame establishment and efficient startup. Its robust ceramic insulator and resistant elements withstand repeated heating cycles, minimizing wear and reducing no-heat calls, which helps keep your system running smoothly through cold seasons. When installed correctly, you can count on dependable operation year after year.

• Direct replacement for Carrier LH33ZS004 and compatible units
• Hot surface ignition for fast starts
• High-temperature ceramic insulator for durability
• Durable design minimizes wear and reduces service calls
• Easy installation with standard furnace wiring

Optimized for compatibility with Carrier systems and built for long life, this replacement part supports reliable heating when you need it most.