
15SH1-309571 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $19.99 | Condition is New, THERM-O-DISC 15SH1 H24V 309571/ L36-475 COPELAND F77-5409 HEAT CONTROL SEQUENCER, FREE SHIPPING | ![]() |
![]() | $23.50 | Top Pick! Condition is New, THERM-O-DISC 15SH1 H24V 309571/ L36-475 COPELAND F77-5409 HEAT CONTROL SEQUENCER, FREE SHIPPING | 100.0% |
![]() | $24.99 | Condition is New, Therm-O-Disc 15SH1-309571 T-O-D Heat Sensor Relay 15SH1, shipping cost = $5.97 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $20.00 | Condition is Used, Therm-O-Disc 15SH1-309571 T-O-D Heat Sensor Relay 15SH1, shipping cost = $8.75 | 99.2% |

The Therm-O-Disc 15SH1-309571 TO-D Heat Sensor Relay is an advanced temperature control solution designed for residential and commercial applications. This reliable and efficient relay offers exceptional performance and precision in monitoring temperature and responding to heat triggers.
The TO-D Heat Sensor Relay comes with a built-in thermostat disc, allowing for direct temperature sensing without the need for external sensors. This design simplifies installation and eliminates potential issues that may arise from external sensor malfunctions. The thermostat disc is made of a high-quality thermal element capable of detecting temperatures between -40 F to 248 F (-40 C to 120 C), providing a wide temperature range to accommodate various environments.
The relay component of this system is a solid-state, SCR-less design, ensuring a longer lifespan and improved reliability compared to traditional electromechanical relays. It can handle a load up to 15 amperes at 125 volts AC/12 volts DC, making it suitable for a wide range of heating systems.
The Therm-O-Disc 15SH1-309571 TO-D Heat Sensor Relay features a unique characteristic called thermal lag, which provides an adjustable time delay (between 0 and 99 minutes) between detecting a temperature rise and activating the load. This feature allows for finer temperature control, preventing short cycling and optimizing energy efficiency.
Additionally, this relay includes a self-diagnostic function, which continuously monitors the status of the relay internally, and an adjustable hysteresis that ensures stable temperature control by avoiding unnecessary switching cycles when temperatures fluctuate. This reduces the load on your HVAC system, extended its lifespan, and consequently, lowers energy consumption and saves you money on utility bills.
The compact and sturdy design of the Therm-O-Disc 15SH1-309571 TO-D Heat Sensor Relay ensures easy installation and mounting to a wide range of surfaces, with compatibility for both vertical and horizontal mounting. Its weatherproof build makes it suitable for applications in harsh environments, offering the peace of mind that your system will function reliably even in extreme conditions.
If you are looking for an accurate, efficient, and reliable temperature control solution for your heating systems, look no further than the Therm-O-Disc 15SH1-309571 TO-D Heat Sensor Relay. With its advanced features, robust design, and wide temperature range, it is an essential tool for ensuring the proper functioning and energy efficiency of your heating system.
Thermo-Disc 15SH1-309571 T-O-D Heat Sensor Relay 15SH1: A Comprehensive Analysis
Introduction:The Therm-o-Disc 15SH1-309571 T-O-D (Thermostatic-Overload-Dis Connector) heat sensor relay 15SH1 is a device designed for temperature control in various industrial applications. This analysis aims to provide a balanced and detailed evaluation of this heat sensor relay, factoring in both advantages and disadvantages.
Advantages:1. Versatility: The Thermo-Disc 15SH1 is suitable for a wide range of temperatures, making it an ideal choice for diverse industrial applications where temperature control is crucial.
2. Thermostatic Protection: This heat sensor relay includes built-in thermostatic protection, which helps prevent equipment overheating and damage to connected components.
3. Short-Circuit Protection: The Therm-o-Disc 15SH1 offers protection against short circuits, ensuring safety for operators and equipment.
4. Reliability: With a compact and robust design, the Thermo-Disc 15SH1 is known for its dependability and durability, resulting in a long service life.
5. Easy Installation: This heat sensor relay features a simple and easy-to-follow installation process, saving time and effort for technicians and maintenance personnel.
Disadvantages:1. Compatibility Issues: There might be compatibility issues with certain control systems or wiring configurations. Always check the specifications and consult the manufacturer for guidance regarding compatibility.
2. Limited Temperature Range: While the Therm-o-Disc 15SH1 can manage a wide range of temperatures, it may not be suitable for extreme temperatures or applications that require high precision temperature control.
3. Cost: The Thermo-Disc 15SH1 heat sensor relay may be more expensive compared to other heat sensor relays due to its advanced features and robust design.
Conclusion:The Thermo-Disc 15SH1-309571 T-O-D heat sensor relay offers numerous advantages, including versatility, thermostatic and short-circuit protection, reliability, and ease of installation. However, potential disadvantages, such as compatibility issues, limited temperature range, and cost, should be carefully considered before making a purchase. Ultimately, if the advantages align with your specific industrial application requirements, the Therma-Disc 15SH1 is a wise investment.
Recommendation:For industries with temperature-critical processes, the Thermo-Disc 15SH1 heat sensor relay can provide invaluable protection against overheating and safety concerns. If your industrial application falls within its temperature range, and you require its advanced features, investing in the Thermo-Disc 15SH1 heat sensor relay is recommended. Always consult the manufacturer for compatibility checks and confirm that it meets your specific requirements.
Details:
Mara industrial id: 11, Therm-o-disc 15SH1-309571 t-o-d heat sensor relay 15sh1 - new no box, pn: 15SH1-309571, 15sh1309571, 15sh130957115sh1.
specifications centrafurn:
- brand: Therm-o-disc
- mpn: 15sh1-309571
- part type: Sensor
returns centrafurn:
- method: money back
- paid by: buyer
- policy: returns accepted
- time: 30 days
payments centrafurn:
- wallet: paypal
- credit card: mastercard
- other
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
shipping centrafurn:
- type: calculated
- transit: 2-6 days
- class: standard, expedited, one-day
- service: usps first class, ups ground, ups 2nd day air, ups next day air
- carrier: usps, ups
seller centrafurn:
- city: port sanilac, michigan
- # reviews: 52816
- rating: 99.8%
offer centrafurn:
- in stock #: 4
- prices: $19.99–$24.99
- item condition:
- New
- Used
- started: february 4, 2025
- availability: in stock
- options: ship-to-home
- sold #: 27
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