Laars Heating Systems 2400-024 Limit
The Laars Heating Systems 2400-024 Limit Switch is a critical safety component designed for precise thermal regulation in hydronic boiler systems. This high limit control is calibrated with a fixed 215F set point, functioning as a primary circuit interrupter to prevent heat exchanger damage and hazardous overheating conditions. Engineered for compatibility with the Laars H Series, HW Series, and HP Series residential and commercial models (sizes 60-130), this switch ensures the system remains within safe operating parameters by opening the electrical circuit if the high-limit temperature is reached.
For veteran technicians, the 2400-024 limit switch offers a reliable automatic reset mechanism, though persistent tripping often indicates underlying airflow or water circulation issues. This part is a direct OEM replacement, maintaining the integrity of the original safety string. The robust construction and calibrated bulb response provide the necessary sensitivity to detect rapid temperature spikes, protecting internal components from thermal stress and potential fatigue.
- Precise Thermal Protection: Fixed 215-degree Fahrenheit trip point prevents excessive internal temperatures.
- Broad Compatibility: Genuine Laars replacement part for H, HW, and HP Series boilers and volume water heaters.
- Enhanced System Safety: Essential high limit control to avoid heat exchanger overheating and potential cracked coils.
- Reliable Performance: Heavy-duty electrical contacts designed for frequent cycling in demanding HVACR environments.
Common Questions
What causes a Laars 2400-024 high limit switch to trip frequently?
Frequent tripping is typically caused by restricted water flow, a failing circulator pump, or excessive scale buildup within the heat exchanger. Technicians should also verify that the high limit 215F setting matches the system's design specifications.
Can I test the 2400-024 limit switch for continuity?
Yes, at room temperature, this switch should be normally closed. If you lack continuity across the terminals while the system is cool, the internal mechanism has likely failed and requires an immediate boiler part replacement.
Is the 2400-024 compatible with other boiler brands?
While some limit switches share similar temperature ratings, this part is specifically engineered for Laars Heating Systems. Always verify the MPN and temperature set point to ensure proper safety circuit integration.
This item is not eligible for free shipping.
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: $131.65
-65%$131.65
$46.08Laars Heating Systems 2400-024 Limit
The Laars Heating Systems 2400-024 Limit Switch is a critical safety component designed for precise thermal regulation in hydronic boiler systems. This high limit control is calibrated with a fixed 215F set point, functioning as a primary circuit interrupter to prevent heat exchanger damage and hazardous overheating conditions. Engineered for compatibility with the Laars H Series, HW Series, and HP Series residential and commercial models (sizes 60-130), this switch ensures the system remains within safe operating parameters by opening the electrical circuit if the high-limit temperature is reached.
For veteran technicians, the 2400-024 limit switch offers a reliable automatic reset mechanism, though persistent tripping often indicates underlying airflow or water circulation issues. This part is a direct OEM replacement, maintaining the integrity of the original safety string. The robust construction and calibrated bulb response provide the necessary sensitivity to detect rapid temperature spikes, protecting internal components from thermal stress and potential fatigue.
- Precise Thermal Protection: Fixed 215-degree Fahrenheit trip point prevents excessive internal temperatures.
- Broad Compatibility: Genuine Laars replacement part for H, HW, and HP Series boilers and volume water heaters.
- Enhanced System Safety: Essential high limit control to avoid heat exchanger overheating and potential cracked coils.
- Reliable Performance: Heavy-duty electrical contacts designed for frequent cycling in demanding HVACR environments.
Common Questions
What causes a Laars 2400-024 high limit switch to trip frequently?
Frequent tripping is typically caused by restricted water flow, a failing circulator pump, or excessive scale buildup within the heat exchanger. Technicians should also verify that the high limit 215F setting matches the system's design specifications.
Can I test the 2400-024 limit switch for continuity?
Yes, at room temperature, this switch should be normally closed. If you lack continuity across the terminals while the system is cool, the internal mechanism has likely failed and requires an immediate boiler part replacement.
Is the 2400-024 compatible with other boiler brands?
While some limit switches share similar temperature ratings, this part is specifically engineered for Laars Heating Systems. Always verify the MPN and temperature set point to ensure proper safety circuit integration.
This item is not eligible for free shipping.
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.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The Laars Heating Systems 2400-024 Limit Switch is a critical safety component designed for precise thermal regulation in hydronic boiler systems. This high limit control is calibrated with a fixed 215F set point, functioning as a primary circuit interrupter to prevent heat exchanger damage and hazardous overheating conditions. Engineered for compatibility with the Laars H Series, HW Series, and HP Series residential and commercial models (sizes 60-130), this switch ensures the system remains within safe operating parameters by opening the electrical circuit if the high-limit temperature is reached.
For veteran technicians, the 2400-024 limit switch offers a reliable automatic reset mechanism, though persistent tripping often indicates underlying airflow or water circulation issues. This part is a direct OEM replacement, maintaining the integrity of the original safety string. The robust construction and calibrated bulb response provide the necessary sensitivity to detect rapid temperature spikes, protecting internal components from thermal stress and potential fatigue.
- Precise Thermal Protection: Fixed 215-degree Fahrenheit trip point prevents excessive internal temperatures.
- Broad Compatibility: Genuine Laars replacement part for H, HW, and HP Series boilers and volume water heaters.
- Enhanced System Safety: Essential high limit control to avoid heat exchanger overheating and potential cracked coils.
- Reliable Performance: Heavy-duty electrical contacts designed for frequent cycling in demanding HVACR environments.
Common Questions
What causes a Laars 2400-024 high limit switch to trip frequently?
Frequent tripping is typically caused by restricted water flow, a failing circulator pump, or excessive scale buildup within the heat exchanger. Technicians should also verify that the high limit 215F setting matches the system's design specifications.
Can I test the 2400-024 limit switch for continuity?
Yes, at room temperature, this switch should be normally closed. If you lack continuity across the terminals while the system is cool, the internal mechanism has likely failed and requires an immediate boiler part replacement.
Is the 2400-024 compatible with other boiler brands?
While some limit switches share similar temperature ratings, this part is specifically engineered for Laars Heating Systems. Always verify the MPN and temperature set point to ensure proper safety circuit integration.
This item is not eligible for free shipping.
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.
