Space Heater Pilot Assembly For Mr.Heater Big Buddy Heater, Part Number MH18B, Replaces For Mr.Heater Big Buddy MH18B MH9B MH9BX 78422,F278527, F273401, 73404

★★★★★ 5.0 130 reviews

$60.09
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$60.09
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Product details

Management number 214921350 Release Date 2026/04/12 List Price $24.04 Model Number 214921350
Category
  • Replacement Numbers for 78422 ,F278527, F273401, 73404
  • Flame-Activated Gas Control: Thermocouple generates a safety signal only when a flame is present, ensuring gas is cut off immediately if the pilot extinguishes.
  • Integrated Pilot Burner and Thermocouple: Compact assembly combines both functions into one unit, streamlining installation and improving performance consistency.
  • High-Temperature Copper Construction: Durable copper thermocouple resists heat fatigue and ensures fast voltage response under continuous flame exposure.
  • Safety-Focused Operation: Helps prevent gas leaks and enhances heater safety by reliably monitoring flame presence and triggering shutoff if needed.
  • Pre-Assembled for Fast Setup: Includes a pre-installed thermocouple and burner tip, ready to mount directly to compatible heater models with minimal adjustment.

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