Wayne EHASR Oil Burner 1T #4A, 12V DC – High Efficiency, Low Emissions by | Jul 25, 2026Air Cone: #4A (for higher firing rates). Note: The #4A air cone is designed for higher firing rate applications. For lower firing rates, consider the #3A air cone model (8.756-756.0). Fuel Solenoid: 12V DC.
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