MR. HEATER 21867 Flame Control Circuit Board 125 210-BTU

( Brand: Mr. Heater ), ( Part Type: Control Board ), ( Manufacturer Part Number: 21867 )

Review MR. HEATER Flame Control Circuit Board 125 To 210 Btu

The MR Heater 21867 Flame Control Circuit Board is an essential component for maintaining optimal performance and safety in MR Heater's 125,000-210,000 BTU direct-vent and vent-free propane heaters. This circuit board is specifically designed to regulate the heater's flame, ensuring consistent and efficient heat output.

The heart of this circuit board is the flame sensor, which continuously monitors the heater's flame. When the flame is detected, the circuit board sends an electrical signal to the gas valve, allowing propane to flow and maintain the flame. In the absence of a flame, the circuit board shuts off the gas valve to prevent any potential hazards.

This circuit board also includes a thermostat control, allowing users to set their desired temperature. When the temperature drops below the set point, the thermostat sends a signal to the circuit board to initiate the ignition sequence and begin heating. Once the desired temperature is reached, the circuit board shuts off the gas valve to maintain the temperature.

The MR Heater 21867 Flame Control Circuit Board is designed with durability in mind, featuring a robust construction and high-quality components. It is designed to withstand the harsh environments commonly found in industrial and commercial applications, ensuring long-lasting performance.

Installation of the circuit board is straightforward and can be completed by following the manufacturer's instructions. The circuit board is compatible with MR Heater models 218, 218B, 218BH, 218BHI, 218CH, 218DHI, 218EHI, and 218FH.

In summary, the MR Heater 21867 Flame Control Circuit Board is an essential component for maintaining the safe and efficient operation of MR Heater's 125,000-210,000 BTU direct-vent and vent-free propane heaters. Its flame sensor continuously monitors the heater's flame, thermostat control maintains the desired temperature, and durable construction ensures long-lasting performance.

The MR Heater 21867 Flame Control Circuit Board is a crucial component for the proper functioning of MR Heater space heaters with model numbers 125 and 210. This circuit board is responsible for controlling the heater's flame output. If your heater is experiencing issues with uneven heating or no heating at all, replacing the flame control circuit board may be the solution. Here are some pros and cons of buying this component:

1. Improved Safety: A faulty flame control circuit board can cause the heater to malfunction, potentially leading to safety hazards. Replacing the board ensures that your heater functions correctly and safely.

2. Cost-Effective: Replacing the circuit board is generally more cost-effective than purchasing a new heater, especially if your current heater is still in good condition otherwise.

3. Easy Installation: The circuit board is easy to install, and most users can do it themselves with basic DIY skills. MR Heater provides a step-by-step installation guide on their website.

4. Improved Performance: A new circuit board can lead to improved performance, including better temperature control and more consistent heating.

5. Long-Lasting: MR Heater's flame control circuit boards are designed to be durable and long-lasting, providing reliable service for many heating seasons.

1. Potential for Shipping Delays: MR Heater is a popular brand, and there may be delays in shipping due to high demand. Be sure to check the estimated shipping time before placing your order.

2. Cost: While replacing the circuit board is generally more cost-effective than purchasing a new heater, it still requires an upfront investment.

3. DIY Installation Requires Precautions: While the installation process is relatively simple, it still requires caution to avoid injury or damage to the heater. Be sure to follow MR Heater's installation instructions carefully.

Replacing the MR Heater 21867 Flame Control Circuit Board can be an effective solution for issues with uneven heating or no heating at all in MR Heater 125 and 210 models. The benefits of improved safety, cost-effectiveness, and potential performance enhancements make this a worthwhile investment. However, be aware of potential shipping delays and the need for caution during installation.

If you are experiencing issues with your MR Heater 125 or 210 model, consider replacing the flame control circuit board as a cost-effective and potentially quick solution. Be sure to order from a reputable supplier and follow MR Heater's installation instructions carefully to ensure a successful installation.

Details:

Packaging is rough from storage. 21867 flame control circuit board, new, never been installed.

part #: 21867 prices

• $48.20-$75.00

specifications aerationaura:

• brand: Mr. Heater
• part type: Control Board
• manufacturer part number: 21867

general aerationaura:

• condition: Open box
• Home Improvement > Heating, Cooling Air > Other Heating, Cooling Air

payments aerationaura:

• credit card: Discover
• wallet: Paypal
• other

offer aerationaura:

• options: Ship-to-home
• availability: In Stock
• sold: 0
• quantity: 1
• started: December 6, 2025

seller aerationaura:

• # reviews: 0
• city: Peoria, Illinois
• rating: 0.0%

returns aerationaura:

• policy: No Returns

shipping aerationaura:

• service: USPS Ground Advantage
• class: Standard
• carrier: USPS
• type: Calculated
• transit: 5-11 Days
• cost: $5.09

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