
Bradford White 233-43381-00 Aquastat
The Bradford White 233-43381-00 Aquastat is a high-precision OEM replacement part designed for reliable temperature regulation in residential and commercial water heating systems. Engineered for a specific operating range of 40-180°F, this immersion-type controller functions with an open-on-rise (normally closed) logic, acting as a critical safety limit or temperature control for the burner circuit. Also cross-referenced as the Honeywell L4006A2211, this component ensures the heating cycle terminates once the setpoint is reached, preventing overheating and maintaining system efficiency. As a veteran-grade HVAC temperature controller, it features a rugged construction capable of withstanding the thermal cycles common in high-demand Bradford White tank systems. For field technicians, this aquastat 233-43381-00 provides a direct fit for existing wells, facilitating a rapid swap-out that restores precise thermal response and water heater safety without the need for additional bracket modifications. Always verify that the 180°F peak limit matches your specific application requirements before installation.
Key Benefits:- Precise Thermal Control: Maintains a tight 40-180 degree Fahrenheit range to prevent energy waste and scalding.
- OEM Compatibility: Genuine Bradford White replacement part ensures proper electrical termination and sensor depth.
- Fail-Safe Operation: The open on temperature rise mechanism provides a reliable break in the circuit to prevent tank overheating.
- Durable Construction: Built to professional standards for long-term service in demanding boiler and water heater environments.
- What is the difference between "open on rise" and "close on rise"? This model is "open on rise," meaning it breaks the electrical circuit when the temperature hits the setpoint, typically used to shut off a burner or heating element.
- Does this include the well? No, this is the 233-43381-00 aquastat controller only. It is designed to be inserted into an existing 1/2-inch or 3/4-inch immersion well.
- Can this be used on other brands? While it is an OEM part for Bradford White, it is a Honeywell L4006A series equivalent and may work in other systems requiring a 40-180F range with open-on-rise logic.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $227.75
-65%$227.75
$79.71Bradford White 233-43381-00 Aquastat
The Bradford White 233-43381-00 Aquastat is a high-precision OEM replacement part designed for reliable temperature regulation in residential and commercial water heating systems. Engineered for a specific operating range of 40-180°F, this immersion-type controller functions with an open-on-rise (normally closed) logic, acting as a critical safety limit or temperature control for the burner circuit. Also cross-referenced as the Honeywell L4006A2211, this component ensures the heating cycle terminates once the setpoint is reached, preventing overheating and maintaining system efficiency. As a veteran-grade HVAC temperature controller, it features a rugged construction capable of withstanding the thermal cycles common in high-demand Bradford White tank systems. For field technicians, this aquastat 233-43381-00 provides a direct fit for existing wells, facilitating a rapid swap-out that restores precise thermal response and water heater safety without the need for additional bracket modifications. Always verify that the 180°F peak limit matches your specific application requirements before installation.
Key Benefits:- Precise Thermal Control: Maintains a tight 40-180 degree Fahrenheit range to prevent energy waste and scalding.
- OEM Compatibility: Genuine Bradford White replacement part ensures proper electrical termination and sensor depth.
- Fail-Safe Operation: The open on temperature rise mechanism provides a reliable break in the circuit to prevent tank overheating.
- Durable Construction: Built to professional standards for long-term service in demanding boiler and water heater environments.
- What is the difference between "open on rise" and "close on rise"? This model is "open on rise," meaning it breaks the electrical circuit when the temperature hits the setpoint, typically used to shut off a burner or heating element.
- Does this include the well? No, this is the 233-43381-00 aquastat controller only. It is designed to be inserted into an existing 1/2-inch or 3/4-inch immersion well.
- Can this be used on other brands? While it is an OEM part for Bradford White, it is a Honeywell L4006A series equivalent and may work in other systems requiring a 40-180F range with open-on-rise logic.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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Description
The Bradford White 233-43381-00 Aquastat is a high-precision OEM replacement part designed for reliable temperature regulation in residential and commercial water heating systems. Engineered for a specific operating range of 40-180°F, this immersion-type controller functions with an open-on-rise (normally closed) logic, acting as a critical safety limit or temperature control for the burner circuit. Also cross-referenced as the Honeywell L4006A2211, this component ensures the heating cycle terminates once the setpoint is reached, preventing overheating and maintaining system efficiency. As a veteran-grade HVAC temperature controller, it features a rugged construction capable of withstanding the thermal cycles common in high-demand Bradford White tank systems. For field technicians, this aquastat 233-43381-00 provides a direct fit for existing wells, facilitating a rapid swap-out that restores precise thermal response and water heater safety without the need for additional bracket modifications. Always verify that the 180°F peak limit matches your specific application requirements before installation.
Key Benefits:- Precise Thermal Control: Maintains a tight 40-180 degree Fahrenheit range to prevent energy waste and scalding.
- OEM Compatibility: Genuine Bradford White replacement part ensures proper electrical termination and sensor depth.
- Fail-Safe Operation: The open on temperature rise mechanism provides a reliable break in the circuit to prevent tank overheating.
- Durable Construction: Built to professional standards for long-term service in demanding boiler and water heater environments.
- What is the difference between "open on rise" and "close on rise"? This model is "open on rise," meaning it breaks the electrical circuit when the temperature hits the setpoint, typically used to shut off a burner or heating element.
- Does this include the well? No, this is the 233-43381-00 aquastat controller only. It is designed to be inserted into an existing 1/2-inch or 3/4-inch immersion well.
- Can this be used on other brands? While it is an OEM part for Bradford White, it is a Honeywell L4006A series equivalent and may work in other systems requiring a 40-180F range with open-on-rise logic.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












