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This duct flange is a critical accessory for T-8000 series bulb element controllers
This main gas burner features durable construction to withstand high-temperature cycling while preventing common failure points such as uneven flame distribution or rollout
always verify your control voltage before installation
this part mitigates the risk of pump cavitation and "knocking" noises within the boiler chassis
Automatic Reset Logic: Eliminates the need for manual intervention after a temporary overheat condition once temperatures normalize
Weil McLain 383-500-628 Transformer This duct flange is aThe Weil McLain 383 500 628 Transformer is a heavy duty, factory specified 120V to 24V step down transformer designed for critical power distribution within high efficiency hydronic systems. This 50VA boiler transformer provides a stable 24VAC secondary output, ensuring consistent low voltage signaling for the Weil McLain Ultra boiler control board and ignition sequences. As a direct replacement for the legacy 511 802 011, it is engineered to handle