L155 SUPCO Heater Limit Thermostat Thermodisc Rise

Review SUPCO Heater Limit Thermostat Thermodisc Open On Rise 2pack

The SUPCO L155 L155-20 Heater Limit Thermostat, also known as a Thermodisc Rise, is an essential safety component for maintaining the optimal temperature in various heating systems. This thermostat is designed to protect against overheating, ensuring the safe and efficient operation of your heating equipment.

The SUPCO L155 L155-20 Heater Limit Thermostat is a simple yet effective temperature control device. It features a sensing element that responds to temperature changes, activating the thermostat when the temperature reaches a predetermined level. Once the thermostat is triggered, it will open the connected limit valve or switch off the heater element, preventing further temperature rise.

This thermostat is specifically designed for use with low-temperature heating systems, such as those found in radiators, hydronic heating, and hot water baseboards. It is suitable for applications where the fluid temperature needs to be maintained between 140 F to 180 F (60 C to 82 C). The L155 model has a temperature rise of 10 F (5.6 C), meaning it will activate when the temperature rises above this threshold.

The SUPCO L155 L155-20 Heater Limit Thermostat is constructed from high-quality materials, ensuring durability and reliability. The thermowell is made from brass, while the sensing element is a bimetallic disc. The thermostat housing is also constructed from brass, and it is fitted with a stainless steel screw-in connection for easy installation.

Installation of the SUPCO L155 L155-20 Heater Limit Thermostat is straightforward. It is typically installed in the return line of the heating system, allowing it to monitor the fluid temperature. The thermostat comes with a clear temperature scale, making it easy to set the desired temperature.

In summary, the SUPCO L155 L155-20 Heater Limit Thermostat is an essential safety component for maintaining the optimal temperature in low-temperature heating systems. Its simple design, high-quality materials, and easy installation make it a popular choice for homeowners and professionals alike. By preventing overheating, this thermostat ensures the safe and efficient operation of your heating equipment, providing peace of mind and improving overall system performance.

The Supco L155/L155-20 Heater Limit Thermostat, also known as a thermodisc rise, is a crucial component in maintaining the safety and efficiency of your heating system. This thermostat regulates the temperature rise within your heating system to prevent overheating and potential damage. Let's discuss some pros and cons of purchasing this specific model.

1. Safety: The primary function of a heater limit thermostat is to ensure the safety of your heating system by preventing overheating. This Supco model is known for its reliable performance in maintaining a controlled temperature rise.

2. Easy Installation: This thermostat is relatively easy to install, making it a popular choice among homeowners and professionals. It can be installed on the supply side of the heating system, and the wiring requirements are straightforward.

3. Adjustable: The Supco L155/L155-20 Heater Limit Thermostat comes with an adjustable temperature setting, allowing you to customize the temperature rise to meet your specific heating system's needs.

4. Durable: This thermostat is built with high-quality materials and is designed to withstand the harsh conditions of a heating system, ensuring long-lasting performance.

1. Limited Compatibility: This model may not be compatible with all heating systems, especially newer, more advanced models. It is essential to verify compatibility before purchasing.

2. Manual Adjustment: While the adjustable feature is a pro, it also means that you'll need to manually adjust the thermostat whenever you want to change the temperature rise setting.

3. No Display: This thermostat does not have a built-in display, making it difficult to monitor the temperature rise without the use of additional tools or instruments.

The Supco L155/L155-20 Heater Limit Thermostat is a reliable and effective solution for maintaining the safety and efficiency of your heating system. Its easy installation, adjustable temperature setting, and durability make it a popular choice among homeowners and professionals. However, its limited compatibility with some heating systems, the need for manual adjustment, and the lack of a display are potential drawbacks.

If you're in the market for a heater limit thermostat and your heating system is compatible with the Supco L155/L155-20 model, we would recommend considering this option due to its proven safety record, ease of installation, and long-lasting performance. However, if you require a model with advanced features, such as remote monitoring or automatic temperature adjustment, you may want to explore other options with more comprehensive offerings.

Details:

Shipped with USPS ground advantage. Supco L155-20 heater limit thermostat thermodisc open on rise 2 pack. Condition is new.

specifications buildymat:

• brand: Supco
• mpn: L155
• model: L155-20
• part type: Heater Thermostat
• product type: Electrical Switches
• upc: 687152020522
• country of origin: Mexico

general buildymat:

• category: Business & Industrial > Supplies > Building Materials

payments buildymat:

• other
• wallet: google-pay
• credit card: mastercard

returns buildymat:

• time: 30 days
• paid by: buyer
• policy: returns accepted
• method: money back

offer buildymat:

• options: ship-to-home
• prices: $4.95–$8.95
• item condition: New
• in stock #: 5
• started: october 29, 2025
• availability: in stock
• sold #: 10

seller buildymat:

• # reviews: 742
• rating: 100.0%
• city: pasadena, texas

shipping buildymat:

• transit: 3-9 days
• service: usps ground advantage
• type: calculated
• carrier: usps
• class: standard